--- /dev/null
+/*
+ * Copyright (c) 2016, ARM Limited and Contributors. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * Redistributions of source code must retain the above copyright notice, this
+ * list of conditions and the following disclaimer.
+ *
+ * Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * Neither the name of ARM nor the names of its contributors may be used
+ * to endorse or promote products derived from this software without specific
+ * prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <debug.h>
+#include <mmio.h>
+#include <plat_private.h>
+#include "dram.h"
+#include "dram_spec_timing.h"
+#include "string.h"
+#include "soc.h"
+#include "pmu.h"
+
+#include <delay_timer.h>
+
+#define CTL_TRAINING (1)
+#define PI_TRAINING (!CTL_TRAINING)
+
+#define EN_READ_GATE_TRAINING (1)
+#define EN_CA_TRAINING (0)
+#define EN_WRITE_LEVELING (0)
+#define EN_READ_LEVELING (0)
+#define EN_WDQ_LEVELING (0)
+
+#define ENPER_CS_TRAINING_FREQ (933)
+
+struct pll_div {
+ unsigned int mhz;
+ unsigned int refdiv;
+ unsigned int fbdiv;
+ unsigned int postdiv1;
+ unsigned int postdiv2;
+ unsigned int frac;
+ unsigned int freq;
+};
+
+static const struct pll_div dpll_rates_table[] = {
+
+ /* _mhz, _refdiv, _fbdiv, _postdiv1, _postdiv2 */
+ {.mhz = 933, .refdiv = 3, .fbdiv = 350, .postdiv1 = 3, .postdiv2 = 1},
+ {.mhz = 800, .refdiv = 1, .fbdiv = 100, .postdiv1 = 3, .postdiv2 = 1},
+ {.mhz = 732, .refdiv = 1, .fbdiv = 61, .postdiv1 = 2, .postdiv2 = 1},
+ {.mhz = 666, .refdiv = 1, .fbdiv = 111, .postdiv1 = 4, .postdiv2 = 1},
+ {.mhz = 600, .refdiv = 1, .fbdiv = 50, .postdiv1 = 2, .postdiv2 = 1},
+ {.mhz = 528, .refdiv = 1, .fbdiv = 66, .postdiv1 = 3, .postdiv2 = 1},
+ {.mhz = 400, .refdiv = 1, .fbdiv = 50, .postdiv1 = 3, .postdiv2 = 1},
+ {.mhz = 300, .refdiv = 1, .fbdiv = 50, .postdiv1 = 4, .postdiv2 = 1},
+ {.mhz = 200, .refdiv = 1, .fbdiv = 50, .postdiv1 = 3, .postdiv2 = 2},
+};
+
+static struct rk3399_ddr_cic_regs *const rk3399_ddr_cic = (void *)CIC_BASE;
+static struct rk3399_ddr_pctl_regs *const rk3399_ddr_pctl[2] = {
+ (void *)DDRC0_BASE, (void *)DDRC1_BASE
+};
+
+static struct rk3399_ddr_pi_regs *const rk3399_ddr_pi[2] = {
+ (void *)DDRC0_PI_BASE, (void *)DDRC1_PI_BASE
+};
+
+static struct rk3399_ddr_publ_regs *const rk3399_ddr_publ[2] = {
+ (void *)DDRC0_PHY_BASE, (void *)DDRC1_PHY_BASE
+};
+
+struct rk3399_dram_status {
+ uint32_t current_index;
+ uint32_t index_freq[2];
+ struct timing_related_config timing_config;
+ struct drv_odt_lp_config drv_odt_lp_cfg;
+};
+
+static struct rk3399_dram_status rk3399_dram_status;
+static struct ddr_dts_config_timing dts_parameter = {
+ .available = 0
+};
+
+static struct rk3399_sdram_default_config ddr3_default_config = {
+ .bl = 8,
+ .ap = 0,
+ .dramds = 40,
+ .dramodt = 120,
+ .burst_ref_cnt = 1,
+ .zqcsi = 0
+};
+
+static struct drv_odt_lp_config ddr3_drv_odt_default_config = {
+ .ddr3_speed_bin = DDR3_DEFAULT,
+ .pd_idle = 0,
+ .sr_idle = 0,
+ .sr_mc_gate_idle = 0,
+ .srpd_lite_idle = 0,
+ .standby_idle = 0,
+
+ .ddr3_dll_dis_freq = 300,
+ .phy_dll_dis_freq = 125,
+ .odt_dis_freq = 933,
+
+ .dram_side_drv = 40,
+ .dram_side_dq_odt = 120,
+ .dram_side_ca_odt = 120,
+
+ .phy_side_ca_drv = 40,
+ .phy_side_ck_cs_drv = 40,
+ .phy_side_dq_drv = 40,
+ .phy_side_odt = 240,
+};
+
+static struct rk3399_sdram_default_config lpddr3_default_config = {
+ .bl = 8,
+ .ap = 0,
+ .dramds = 34,
+ .dramodt = 240,
+ .burst_ref_cnt = 1,
+ .zqcsi = 0
+};
+
+static struct drv_odt_lp_config lpddr3_drv_odt_default_config = {
+ .ddr3_speed_bin = DDR3_DEFAULT,
+ .pd_idle = 0,
+ .sr_idle = 0,
+ .sr_mc_gate_idle = 0,
+ .srpd_lite_idle = 0,
+ .standby_idle = 0,
+
+ .ddr3_dll_dis_freq = 300,
+ .phy_dll_dis_freq = 125,
+ .odt_dis_freq = 666,
+
+ .dram_side_drv = 40,
+ .dram_side_dq_odt = 120,
+ .dram_side_ca_odt = 120,
+
+ .phy_side_ca_drv = 40,
+ .phy_side_ck_cs_drv = 40,
+ .phy_side_dq_drv = 40,
+ .phy_side_odt = 240,
+};
+
+static struct rk3399_sdram_default_config lpddr4_default_config = {
+ .bl = 16,
+ .ap = 0,
+ .dramds = 40,
+ .dramodt = 240,
+ .caodt = 240,
+ .burst_ref_cnt = 1,
+ .zqcsi = 0
+};
+
+static struct drv_odt_lp_config lpddr4_drv_odt_default_config = {
+ .ddr3_speed_bin = DDR3_DEFAULT,
+ .pd_idle = 0,
+ .sr_idle = 0,
+ .sr_mc_gate_idle = 0,
+ .srpd_lite_idle = 0,
+ .standby_idle = 0,
+
+ .ddr3_dll_dis_freq = 300,
+ .phy_dll_dis_freq = 125,
+ .odt_dis_freq = 933,
+
+ .dram_side_drv = 60,
+ .dram_side_dq_odt = 40,
+ .dram_side_ca_odt = 40,
+
+ .phy_side_ca_drv = 40,
+ .phy_side_ck_cs_drv = 80,
+ .phy_side_dq_drv = 80,
+ .phy_side_odt = 60,
+};
+
+uint32_t dcf_code[] = {
+#include "dcf_code.inc"
+};
+
+
+#define write_32(addr, value)\
+ mmio_write_32((uintptr_t)(addr), (uint32_t)(value))
+
+#define read_32(addr) \
+ mmio_read_32((uintptr_t)(addr))
+#define clrbits_32(addr, clear)\
+ mmio_clrbits_32((uintptr_t)(addr), (uint32_t)(clear))
+#define setbits_32(addr, set)\
+ mmio_setbits_32((uintptr_t)(addr), (uint32_t)(set))
+#define clrsetbits_32(addr, clear, set)\
+ mmio_clrsetbits_32((uintptr_t)(addr), (uint32_t)(clear),\
+ (uint32_t)(set))
+
+#define DCF_START_ADDR (SRAM_BASE + 0x1400)
+#define DCF_PARAM_ADDR (SRAM_BASE + 0x1000)
+
+/* DCF_PAMET */
+#define PARAM_DRAM_FREQ (0)
+#define PARAM_DPLL_CON0 (4)
+#define PARAM_DPLL_CON1 (8)
+#define PARAM_DPLL_CON2 (0xc)
+#define PARAM_DPLL_CON3 (0x10)
+#define PARAM_DPLL_CON4 (0x14)
+#define PARAM_DPLL_CON5 (0x18)
+/* equal to fn<<4 */
+#define PARAM_FREQ_SELECT (0x1c)
+
+static unsigned int get_cs_die_capability(struct rk3399_sdram_config
+ *psdram_config, unsigned int channel,
+ unsigned int cs)
+{
+ unsigned int die;
+ unsigned int cs_cap;
+ unsigned int row[2];
+
+ row[0] = psdram_config->ch[channel].cs0_row;
+ row[1] = psdram_config->ch[channel].cs1_row;
+ die = psdram_config->ch[channel].bus_width /
+ psdram_config->ch[channel].each_die_bus_width;
+ cs_cap = (1 << (row[cs] +
+ (psdram_config->ch[channel].bank / 4 + 1) +
+ psdram_config->ch[channel].col +
+ (psdram_config->ch[channel].bus_width / 16)));
+ if (psdram_config->ch[channel].each_die_6gb_or_12gb)
+ cs_cap = cs_cap * 3 / 4;
+
+ return (cs_cap / die);
+}
+
+static void sdram_config_init(struct rk3399_sdram_config *psdram_config)
+{
+ uint32_t os_reg2_val, i;
+
+ os_reg2_val = read_32(PMUGRF_BASE + PMUGRF_OSREG(2));
+
+ for (i = 0; i < READ_CH_CNT(os_reg2_val); i++) {
+ psdram_config->ch[i].bank = 1 << READ_BK_INFO(os_reg2_val, i);
+ psdram_config->ch[i].bus_width =
+ 8 * (1 << READ_BW_INFO(os_reg2_val, i));
+ psdram_config->ch[i].col = READ_COL_INFO(os_reg2_val, i);
+ psdram_config->ch[i].cs0_row =
+ READ_CS0_ROW_INFO(os_reg2_val, i);
+ psdram_config->ch[i].cs1_row =
+ READ_CS1_ROW_INFO(os_reg2_val, i);
+ psdram_config->ch[i].cs_cnt = READ_CS_INFO(os_reg2_val, i);
+ psdram_config->ch[i].each_die_6gb_or_12gb =
+ READ_CH_ROW_INFO(os_reg2_val, i);
+ psdram_config->ch[i].each_die_bus_width =
+ 8 * (1 << READ_DIE_BW_INFO(os_reg2_val, i));
+ }
+ psdram_config->dramtype = READ_DRAMTYPE_INFO(os_reg2_val);
+ psdram_config->channal_num = READ_CH_CNT(os_reg2_val);
+}
+
+static void drv_odt_lp_cfg_init(uint32_t dram_type,
+ struct ddr_dts_config_timing *dts_timing,
+ struct drv_odt_lp_config *drv_config)
+{
+ if ((dts_timing) && (dts_timing->available)) {
+ drv_config->ddr3_speed_bin = dts_timing->ddr3_speed_bin;
+ drv_config->pd_idle = dts_timing->pd_idle;
+ drv_config->sr_idle = dts_timing->sr_idle;
+ drv_config->sr_mc_gate_idle = dts_timing->sr_mc_gate_idle;
+ drv_config->srpd_lite_idle = dts_timing->srpd_lite_idle;
+ drv_config->standby_idle = dts_timing->standby_idle;
+ drv_config->ddr3_dll_dis_freq = dts_timing->ddr3_dll_dis_freq;
+ drv_config->phy_dll_dis_freq = dts_timing->phy_dll_dis_freq;
+ }
+
+ switch (dram_type) {
+ case DDR3:
+ if ((dts_timing) && (dts_timing->available)) {
+ drv_config->odt_dis_freq =
+ dts_timing->ddr3_odt_dis_freq;
+ drv_config->dram_side_drv = dts_timing->ddr3_drv;
+ drv_config->dram_side_dq_odt = dts_timing->ddr3_odt;
+ drv_config->phy_side_ca_drv =
+ dts_timing->phy_ddr3_ca_drv;
+ drv_config->phy_side_ck_cs_drv =
+ dts_timing->phy_ddr3_ca_drv;
+ drv_config->phy_side_dq_drv =
+ dts_timing->phy_ddr3_dq_drv;
+ drv_config->phy_side_odt = dts_timing->phy_ddr3_odt;
+ } else {
+ memcpy(drv_config, &ddr3_drv_odt_default_config,
+ sizeof(struct drv_odt_lp_config));
+ }
+ break;
+ case LPDDR3:
+ if ((dts_timing) && (dts_timing->available)) {
+ drv_config->odt_dis_freq =
+ dts_timing->lpddr3_odt_dis_freq;
+ drv_config->dram_side_drv = dts_timing->lpddr3_drv;
+ drv_config->dram_side_dq_odt = dts_timing->lpddr3_odt;
+ drv_config->phy_side_ca_drv =
+ dts_timing->phy_lpddr3_ca_drv;
+ drv_config->phy_side_ck_cs_drv =
+ dts_timing->phy_lpddr3_ca_drv;
+ drv_config->phy_side_dq_drv =
+ dts_timing->phy_lpddr3_dq_drv;
+ drv_config->phy_side_odt = dts_timing->phy_lpddr3_odt;
+
+ } else {
+ memcpy(drv_config, &lpddr3_drv_odt_default_config,
+ sizeof(struct drv_odt_lp_config));
+ }
+ break;
+ case LPDDR4:
+ default:
+ if ((dts_timing) && (dts_timing->available)) {
+ drv_config->odt_dis_freq =
+ dts_timing->lpddr4_odt_dis_freq;
+ drv_config->dram_side_drv = dts_timing->lpddr4_drv;
+ drv_config->dram_side_dq_odt =
+ dts_timing->lpddr4_dq_odt;
+ drv_config->dram_side_ca_odt =
+ dts_timing->lpddr4_ca_odt;
+ drv_config->phy_side_ca_drv =
+ dts_timing->phy_lpddr4_ca_drv;
+ drv_config->phy_side_ck_cs_drv =
+ dts_timing->phy_lpddr4_ck_cs_drv;
+ drv_config->phy_side_dq_drv =
+ dts_timing->phy_lpddr4_dq_drv;
+ drv_config->phy_side_odt = dts_timing->phy_lpddr4_odt;
+ } else {
+ memcpy(drv_config, &lpddr4_drv_odt_default_config,
+ sizeof(struct drv_odt_lp_config));
+ }
+ break;
+ }
+
+ switch (drv_config->phy_side_ca_drv) {
+ case 240:
+ drv_config->phy_side_ca_drv = PHY_DRV_ODT_240;
+ break;
+ case 120:
+ drv_config->phy_side_ca_drv = PHY_DRV_ODT_120;
+ break;
+ case 80:
+ drv_config->phy_side_ca_drv = PHY_DRV_ODT_80;
+ break;
+ case 60:
+ drv_config->phy_side_ca_drv = PHY_DRV_ODT_60;
+ break;
+ case 48:
+ drv_config->phy_side_ca_drv = PHY_DRV_ODT_48;
+ break;
+ case 40:
+ drv_config->phy_side_ca_drv = PHY_DRV_ODT_40;
+ break;
+ default:
+ drv_config->phy_side_ca_drv = PHY_DRV_ODT_34_3;
+ break;
+ };
+
+ switch (drv_config->phy_side_ck_cs_drv) {
+ case 240:
+ drv_config->phy_side_ck_cs_drv = PHY_DRV_ODT_240;
+ break;
+ case 120:
+ drv_config->phy_side_ck_cs_drv = PHY_DRV_ODT_120;
+ break;
+ case 80:
+ drv_config->phy_side_ck_cs_drv = PHY_DRV_ODT_80;
+ break;
+ case 60:
+ drv_config->phy_side_ck_cs_drv = PHY_DRV_ODT_60;
+ break;
+ case 48:
+ drv_config->phy_side_ck_cs_drv = PHY_DRV_ODT_48;
+ break;
+ case 40:
+ drv_config->phy_side_ck_cs_drv = PHY_DRV_ODT_40;
+ break;
+ default:
+ drv_config->phy_side_ck_cs_drv = PHY_DRV_ODT_34_3;
+ break;
+ }
+
+ switch (drv_config->phy_side_dq_drv) {
+ case 240:
+ drv_config->phy_side_dq_drv = PHY_DRV_ODT_240;
+ break;
+ case 120:
+ drv_config->phy_side_dq_drv = PHY_DRV_ODT_120;
+ break;
+ case 80:
+ drv_config->phy_side_dq_drv = PHY_DRV_ODT_80;
+ break;
+ case 60:
+ drv_config->phy_side_dq_drv = PHY_DRV_ODT_60;
+ break;
+ case 48:
+ drv_config->phy_side_dq_drv = PHY_DRV_ODT_48;
+ break;
+ case 40:
+ drv_config->phy_side_dq_drv = PHY_DRV_ODT_40;
+ break;
+ default:
+ drv_config->phy_side_dq_drv = PHY_DRV_ODT_34_3;
+ break;
+ }
+
+ switch (drv_config->phy_side_odt) {
+ case 240:
+ drv_config->phy_side_odt = PHY_DRV_ODT_240;
+ break;
+ case 120:
+ drv_config->phy_side_odt = PHY_DRV_ODT_120;
+ break;
+ case 80:
+ drv_config->phy_side_odt = PHY_DRV_ODT_80;
+ break;
+ case 60:
+ drv_config->phy_side_odt = PHY_DRV_ODT_60;
+ break;
+ case 48:
+ drv_config->phy_side_odt = PHY_DRV_ODT_48;
+ break;
+ case 40:
+ drv_config->phy_side_odt = PHY_DRV_ODT_40;
+ break;
+ default:
+ drv_config->phy_side_odt = PHY_DRV_ODT_34_3;
+ break;
+ }
+}
+
+static void sdram_timing_cfg_init(struct timing_related_config *ptiming_config,
+ struct rk3399_sdram_config *psdram_config,
+ struct drv_odt_lp_config *drv_config)
+{
+ uint32_t i, j;
+
+ for (i = 0; i < psdram_config->channal_num; i++) {
+ ptiming_config->dram_info[i].speed_rate =
+ drv_config->ddr3_speed_bin;
+ ptiming_config->dram_info[i].cs_cnt =
+ psdram_config->ch[i].cs_cnt;
+ for (j = 0; j < psdram_config->ch[i].cs_cnt; j++) {
+ ptiming_config->dram_info[i].per_die_capability[j] =
+ get_cs_die_capability(psdram_config, i, j);
+ }
+ }
+ ptiming_config->dram_type = psdram_config->dramtype;
+ ptiming_config->ch_cnt = psdram_config->channal_num;
+ switch (psdram_config->dramtype) {
+ case DDR3:
+ ptiming_config->bl = ddr3_default_config.bl;
+ ptiming_config->ap = ddr3_default_config.ap;
+ break;
+ case LPDDR3:
+ ptiming_config->bl = lpddr3_default_config.bl;
+ ptiming_config->ap = lpddr3_default_config.ap;
+ break;
+ case LPDDR4:
+ ptiming_config->bl = lpddr4_default_config.bl;
+ ptiming_config->ap = lpddr4_default_config.ap;
+ ptiming_config->rdbi = 0;
+ ptiming_config->wdbi = 0;
+ break;
+ }
+ ptiming_config->dramds = drv_config->dram_side_drv;
+ ptiming_config->dramodt = drv_config->dram_side_dq_odt;
+ ptiming_config->caodt = drv_config->dram_side_ca_odt;
+}
+
+struct lat_adj_pair {
+ uint32_t cl;
+ uint32_t rdlat_adj;
+ uint32_t cwl;
+ uint32_t wrlat_adj;
+};
+
+const struct lat_adj_pair ddr3_lat_adj[] = {
+ {6, 5, 5, 4},
+ {8, 7, 6, 5},
+ {10, 9, 7, 6},
+ {11, 9, 8, 7},
+ {13, 0xb, 9, 8},
+ {14, 0xb, 0xa, 9}
+};
+
+const struct lat_adj_pair lpddr3_lat_adj[] = {
+ {3, 2, 1, 0},
+ {6, 5, 3, 2},
+ {8, 7, 4, 3},
+ {9, 8, 5, 4},
+ {10, 9, 6, 5},
+ {11, 9, 6, 5},
+ {12, 0xa, 6, 5},
+ {14, 0xc, 8, 7},
+ {16, 0xd, 8, 7}
+};
+
+const struct lat_adj_pair lpddr4_lat_adj[] = {
+ {6, 5, 4, 2},
+ {10, 9, 6, 4},
+ {14, 0xc, 8, 6},
+ {20, 0x11, 0xa, 8},
+ {24, 0x15, 0xc, 0xa},
+ {28, 0x18, 0xe, 0xc},
+ {32, 0x1b, 0x10, 0xe},
+ {36, 0x1e, 0x12, 0x10}
+};
+
+static uint32_t get_rdlat_adj(uint32_t dram_type, uint32_t cl)
+{
+ const struct lat_adj_pair *p;
+ uint32_t cnt;
+ uint32_t i;
+
+ if (dram_type == DDR3) {
+ p = ddr3_lat_adj;
+ cnt = ARRAY_SIZE(ddr3_lat_adj);
+ } else if (dram_type == LPDDR3) {
+ p = lpddr3_lat_adj;
+ cnt = ARRAY_SIZE(lpddr3_lat_adj);
+ } else {
+ p = lpddr4_lat_adj;
+ cnt = ARRAY_SIZE(lpddr4_lat_adj);
+ }
+
+ for (i = 0; i < cnt; i++) {
+ if (cl == p[i].cl)
+ return p[i].rdlat_adj;
+ }
+ /* fail */
+ return 0xff;
+}
+
+static uint32_t get_wrlat_adj(uint32_t dram_type, uint32_t cwl)
+{
+ const struct lat_adj_pair *p;
+ uint32_t cnt;
+ uint32_t i;
+
+ if (dram_type == DDR3) {
+ p = ddr3_lat_adj;
+ cnt = ARRAY_SIZE(ddr3_lat_adj);
+ } else if (dram_type == LPDDR3) {
+ p = lpddr3_lat_adj;
+ cnt = ARRAY_SIZE(lpddr3_lat_adj);
+ } else {
+ p = lpddr4_lat_adj;
+ cnt = ARRAY_SIZE(lpddr4_lat_adj);
+ }
+
+ for (i = 0; i < cnt; i++) {
+ if (cwl == p[i].cwl)
+ return p[i].wrlat_adj;
+ }
+ /* fail */
+ return 0xff;
+}
+
+#define PI_REGS_DIMM_SUPPORT (0)
+#define PI_ADD_LATENCY (0)
+#define PI_DOUBLEFREEK (1)
+
+#define PI_PAD_DELAY_PS_VALUE (1000)
+#define PI_IE_ENABLE_VALUE (3000)
+#define PI_TSEL_ENABLE_VALUE (700)
+
+static uint32_t get_pi_rdlat_adj(struct dram_timing_t *pdram_timing)
+{
+ /*[DLLSUBTYPE2] == "STD_DENALI_HS" */
+ uint32_t rdlat, delay_adder, ie_enable, hs_offset, tsel_adder,
+ extra_adder, tsel_enable;
+
+ ie_enable = PI_IE_ENABLE_VALUE;
+ tsel_enable = PI_TSEL_ENABLE_VALUE;
+
+ rdlat = pdram_timing->cl + PI_ADD_LATENCY;
+ delay_adder = ie_enable / (1000000 / pdram_timing->mhz);
+ if ((ie_enable % (1000000 / pdram_timing->mhz)) != 0)
+ delay_adder++;
+ hs_offset = 0;
+ tsel_adder = 0;
+ extra_adder = 0;
+ /* rdlat = rdlat - (PREAMBLE_SUPPORT & 0x1); */
+ tsel_adder = tsel_enable / (1000000 / pdram_timing->mhz);
+ if ((tsel_enable % (1000000 / pdram_timing->mhz)) != 0)
+ tsel_adder++;
+ delay_adder = delay_adder - 1;
+ if (tsel_adder > delay_adder)
+ extra_adder = tsel_adder - delay_adder;
+ else
+ extra_adder = 0;
+ if (PI_REGS_DIMM_SUPPORT && PI_DOUBLEFREEK)
+ hs_offset = 2;
+ else
+ hs_offset = 1;
+
+ if (delay_adder > (rdlat - 1 - hs_offset)) {
+ rdlat = rdlat - tsel_adder;
+ } else {
+ if ((rdlat - delay_adder) < 2)
+ rdlat = 2;
+ else
+ rdlat = rdlat - delay_adder - extra_adder;
+ }
+
+ return rdlat;
+}
+
+static uint32_t get_pi_wrlat(struct dram_timing_t *pdram_timing,
+ struct timing_related_config *timing_config)
+{
+ uint32_t tmp;
+
+ if (timing_config->dram_type == LPDDR3) {
+ tmp = pdram_timing->cl;
+ if (tmp >= 14)
+ tmp = 8;
+ else if (tmp >= 10)
+ tmp = 6;
+ else if (tmp == 9)
+ tmp = 5;
+ else if (tmp == 8)
+ tmp = 4;
+ else if (tmp == 6)
+ tmp = 3;
+ else
+ tmp = 1;
+ } else {
+ tmp = 1;
+ }
+
+ return tmp;
+}
+
+static uint32_t get_pi_wrlat_adj(struct dram_timing_t *pdram_timing,
+ struct timing_related_config *timing_config)
+{
+ return get_pi_wrlat(pdram_timing, timing_config) + PI_ADD_LATENCY - 1;
+}
+
+static uint32_t get_pi_tdfi_phy_rdlat(struct dram_timing_t *pdram_timing,
+ struct timing_related_config *timing_config)
+{
+ /* [DLLSUBTYPE2] == "STD_DENALI_HS" */
+ uint32_t cas_lat, delay_adder, ie_enable, hs_offset, ie_delay_adder;
+ uint32_t mem_delay_ps, round_trip_ps;
+ uint32_t phy_internal_delay, lpddr_adder, dfi_adder, rdlat_delay;
+
+ ie_enable = PI_IE_ENABLE_VALUE;
+
+ delay_adder = ie_enable / (1000000 / pdram_timing->mhz);
+ if ((ie_enable % (1000000 / pdram_timing->mhz)) != 0)
+ delay_adder++;
+ delay_adder = delay_adder - 1;
+ if (PI_REGS_DIMM_SUPPORT && PI_DOUBLEFREEK)
+ hs_offset = 2;
+ else
+ hs_offset = 1;
+
+ cas_lat = pdram_timing->cl + PI_ADD_LATENCY;
+
+ if (delay_adder > (cas_lat - 1 - hs_offset)) {
+ ie_delay_adder = 0;
+ } else {
+ ie_delay_adder = ie_enable / (1000000 / pdram_timing->mhz);
+ if ((ie_enable % (1000000 / pdram_timing->mhz)) != 0)
+ ie_delay_adder++;
+ }
+
+ if (timing_config->dram_type == DDR3) {
+ mem_delay_ps = 0;
+ } else if (timing_config->dram_type == LPDDR4) {
+ mem_delay_ps = 3600;
+ } else if (timing_config->dram_type == LPDDR3) {
+ mem_delay_ps = 5500;
+ } else {
+ printf("get_pi_tdfi_phy_rdlat:dramtype unsupport\n");
+ return 0;
+ }
+ round_trip_ps = 1100 + 500 + mem_delay_ps + 500 + 600;
+ delay_adder = round_trip_ps / (1000000 / pdram_timing->mhz);
+ if ((round_trip_ps % (1000000 / pdram_timing->mhz)) != 0)
+ delay_adder++;
+
+ phy_internal_delay = 5 + 2 + 4;
+ lpddr_adder = mem_delay_ps / (1000000 / pdram_timing->mhz);
+ if ((mem_delay_ps % (1000000 / pdram_timing->mhz)) != 0)
+ lpddr_adder++;
+ dfi_adder = 0;
+ phy_internal_delay = phy_internal_delay + 2;
+ rdlat_delay = delay_adder + phy_internal_delay +
+ ie_delay_adder + lpddr_adder + dfi_adder;
+
+ rdlat_delay = rdlat_delay + 2;
+ return rdlat_delay;
+}
+
+static uint32_t get_pi_todtoff_min(struct dram_timing_t *pdram_timing,
+ struct timing_related_config *timing_config)
+{
+ uint32_t tmp, todtoff_min_ps;
+
+ if (timing_config->dram_type == LPDDR3)
+ todtoff_min_ps = 2500;
+ else if (timing_config->dram_type == LPDDR4)
+ todtoff_min_ps = 1500;
+ else
+ todtoff_min_ps = 0;
+ /* todtoff_min */
+ tmp = todtoff_min_ps / (1000000 / pdram_timing->mhz);
+ if ((todtoff_min_ps % (1000000 / pdram_timing->mhz)) != 0)
+ tmp++;
+ return tmp;
+}
+
+static uint32_t get_pi_todtoff_max(struct dram_timing_t *pdram_timing,
+ struct timing_related_config *timing_config)
+{
+ uint32_t tmp, todtoff_max_ps;
+
+ if ((timing_config->dram_type == LPDDR4)
+ || (timing_config->dram_type == LPDDR3))
+ todtoff_max_ps = 3500;
+ else
+ todtoff_max_ps = 0;
+
+ /* todtoff_max */
+ tmp = todtoff_max_ps / (1000000 / pdram_timing->mhz);
+ if ((todtoff_max_ps % (1000000 / pdram_timing->mhz)) != 0)
+ tmp++;
+ return tmp;
+}
+
+static void gen_rk3399_ctl_params_f0(struct timing_related_config
+ *timing_config,
+ struct dram_timing_t *pdram_timing)
+{
+ uint32_t i;
+ uint32_t tmp, tmp1;
+
+ for (i = 0; i < timing_config->ch_cnt; i++) {
+ if (timing_config->dram_type == DDR3) {
+ tmp = ((700000 + 10) * timing_config->freq +
+ 999) / 1000;
+ tmp += pdram_timing->txsnr + (pdram_timing->tmrd * 3) +
+ pdram_timing->tmod + pdram_timing->tzqinit;
+ write_32(&rk3399_ddr_pctl[i]->denali_ctl[5], tmp);
+
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[22],
+ 0xffff, pdram_timing->tdllk);
+
+ write_32(&rk3399_ddr_pctl[i]->denali_ctl[32],
+ (pdram_timing->tmod << 8) |
+ pdram_timing->tmrd);
+
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[59],
+ 0xffff << 16,
+ (pdram_timing->txsr -
+ pdram_timing->trcd) << 16);
+ } else if (timing_config->dram_type == LPDDR4) {
+ write_32(&rk3399_ddr_pctl[i]->denali_ctl[5],
+ pdram_timing->tinit1 + pdram_timing->tinit3);
+ write_32(&rk3399_ddr_pctl[i]->denali_ctl[32],
+ (pdram_timing->tmrd << 8) |
+ pdram_timing->tmrd);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[59],
+ 0xffff << 16, pdram_timing->txsr << 16);
+ } else {
+ write_32(&rk3399_ddr_pctl[i]->denali_ctl[5],
+ pdram_timing->tinit1);
+ write_32(&rk3399_ddr_pctl[i]->denali_ctl[7],
+ pdram_timing->tinit4);
+ write_32(&rk3399_ddr_pctl[i]->denali_ctl[32],
+ (pdram_timing->tmrd << 8) |
+ pdram_timing->tmrd);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[59],
+ 0xffff << 16, pdram_timing->txsr << 16);
+ }
+ write_32(&rk3399_ddr_pctl[i]->denali_ctl[6],
+ pdram_timing->tinit3);
+ write_32(&rk3399_ddr_pctl[i]->denali_ctl[8],
+ pdram_timing->tinit5);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[23], (0x7f << 16),
+ ((pdram_timing->cl * 2) << 16));
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[23], (0x1f << 24),
+ (pdram_timing->cwl << 24));
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[24], 0x3f,
+ pdram_timing->al);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[26], 0xffff << 16,
+ (pdram_timing->trc << 24) |
+ (pdram_timing->trrd << 16));
+ write_32(&rk3399_ddr_pctl[i]->denali_ctl[27],
+ (pdram_timing->tfaw << 24) |
+ (pdram_timing->trppb << 16) |
+ (pdram_timing->twtr << 8) | pdram_timing->tras_min);
+
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[31], 0xff << 24,
+ max(4, pdram_timing->trtp) << 24);
+ write_32(&rk3399_ddr_pctl[i]->denali_ctl[33],
+ (pdram_timing->tcke << 24) | pdram_timing->tras_max);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[34], 0xff,
+ max(1, pdram_timing->tckesr));
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[39],
+ (0x3f << 16) | (0xff << 8),
+ (pdram_timing->twr << 16) |
+ (pdram_timing->trcd << 8));
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[42], 0x1f << 16,
+ pdram_timing->tmrz << 16);
+ tmp = pdram_timing->tdal ? pdram_timing->tdal :
+ (pdram_timing->twr + pdram_timing->trp);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[44], 0xff, tmp);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[45], 0xff,
+ pdram_timing->trp);
+ write_32(&rk3399_ddr_pctl[i]->denali_ctl[48],
+ ((pdram_timing->trefi - 8) << 16) |
+ pdram_timing->trfc);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[52], 0xffff,
+ pdram_timing->txp);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[53], 0xffff << 16,
+ pdram_timing->txpdll << 16);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[55], 0xf << 24,
+ pdram_timing->tcscke << 24);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[55], 0xff,
+ pdram_timing->tmrri);
+ write_32(&rk3399_ddr_pctl[i]->denali_ctl[56],
+ (pdram_timing->tzqcke << 24) |
+ (pdram_timing->tmrwckel << 16) |
+ (pdram_timing->tckehcs << 8) | pdram_timing->tckelcs);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[60], 0xffff,
+ pdram_timing->txsnr);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[62], 0xffff << 16,
+ (pdram_timing->tckehcmd << 24) |
+ (pdram_timing->tckelcmd << 16));
+ write_32(&rk3399_ddr_pctl[i]->denali_ctl[63],
+ (pdram_timing->tckelpd << 24) |
+ (pdram_timing->tescke << 16) |
+ (pdram_timing->tsr << 8) | pdram_timing->tckckel);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[64], 0xfff,
+ (pdram_timing->tcmdcke << 8) |
+ pdram_timing->tcsckeh);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[92],
+ (0xffff << 8),
+ (pdram_timing->tcksrx << 16) |
+ (pdram_timing->tcksre << 8));
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[108], (0x1 << 24),
+ (timing_config->dllbp << 24));
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[122],
+ (0x3FF << 16),
+ (pdram_timing->tvrcg_enable << 16));
+ write_32(&rk3399_ddr_pctl[i]->denali_ctl[123],
+ (pdram_timing->tfc_long << 16) |
+ pdram_timing->tvrcg_disable);
+ write_32(&rk3399_ddr_pctl[i]->denali_ctl[124],
+ (pdram_timing->tvref_long << 16) |
+ (pdram_timing->tckfspx << 8) |
+ pdram_timing->tckfspe);
+ write_32(&rk3399_ddr_pctl[i]->denali_ctl[133],
+ (pdram_timing->mr[1] << 16) | pdram_timing->mr[0]);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[134], 0xffff,
+ pdram_timing->mr[2]);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[138], 0xffff,
+ pdram_timing->mr[3]);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[139], 0xff << 24,
+ pdram_timing->mr11 << 24);
+ write_32(&rk3399_ddr_pctl[i]->denali_ctl[147],
+ (pdram_timing->mr[1] << 16) | pdram_timing->mr[0]);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[148], 0xffff,
+ pdram_timing->mr[2]);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[152], 0xffff,
+ pdram_timing->mr[3]);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[153], 0xff << 24,
+ pdram_timing->mr11 << 24);
+ if (timing_config->dram_type == LPDDR4) {
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[140],
+ 0xffff << 16, pdram_timing->mr12 << 16);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[142],
+ 0xffff << 16, pdram_timing->mr14 << 16);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[145],
+ 0xffff << 16, pdram_timing->mr22 << 16);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[154],
+ 0xffff << 16, pdram_timing->mr12 << 16);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[156],
+ 0xffff << 16, pdram_timing->mr14 << 16);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[159],
+ 0xffff << 16, pdram_timing->mr22 << 16);
+ }
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[179], 0xfff << 8,
+ pdram_timing->tzqinit << 8);
+ write_32(&rk3399_ddr_pctl[i]->denali_ctl[180],
+ (pdram_timing->tzqcs << 16) |
+ (pdram_timing->tzqinit / 2));
+ write_32(&rk3399_ddr_pctl[i]->denali_ctl[181],
+ (pdram_timing->tzqlat << 16) | pdram_timing->tzqcal);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[212], 0xff << 8,
+ pdram_timing->todton << 8);
+
+ if (timing_config->odt) {
+ setbits_32(&rk3399_ddr_pctl[i]->denali_ctl[213],
+ 1 << 16);
+ if (timing_config->freq < 400)
+ tmp = 4 << 24;
+ else
+ tmp = 8 << 24;
+ } else {
+ clrbits_32(&rk3399_ddr_pctl[i]->denali_ctl[213],
+ 1 << 16);
+ tmp = 2 << 24;
+ }
+
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[216],
+ 0x1f << 24, tmp);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[221],
+ (0x3 << 16) | (0xf << 8),
+ (pdram_timing->tdqsck << 16) |
+ (pdram_timing->tdqsck_max << 8));
+ tmp =
+ (get_wrlat_adj(timing_config->dram_type, pdram_timing->cwl)
+ << 8) | get_rdlat_adj(timing_config->dram_type,
+ pdram_timing->cl);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[284], 0xffff,
+ tmp);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[82], 0xffff << 16,
+ (4 * pdram_timing->trefi) << 16);
+
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[83], 0xffff,
+ (2 * pdram_timing->trefi) & 0xffff);
+
+ if ((timing_config->dram_type == LPDDR3) ||
+ (timing_config->dram_type == LPDDR4)) {
+ tmp = get_pi_wrlat(pdram_timing, timing_config);
+ tmp1 = get_pi_todtoff_max(pdram_timing, timing_config);
+ tmp = (tmp > tmp1) ? (tmp - tmp1) : 0;
+ } else {
+ tmp = 0;
+ }
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[214], 0x3f << 16,
+ (tmp & 0x3f) << 16);
+
+ if ((timing_config->dram_type == LPDDR3) ||
+ (timing_config->dram_type == LPDDR4)) {
+ /* min_rl_preamble= cl+TDQSCK_MIN-1 */
+ tmp = pdram_timing->cl +
+ get_pi_todtoff_min(pdram_timing, timing_config) - 1;
+ /* todtoff_max */
+ tmp1 = get_pi_todtoff_max(pdram_timing, timing_config);
+ tmp = (tmp > tmp1) ? (tmp - tmp1) : 0;
+ } else {
+ tmp = pdram_timing->cl - pdram_timing->cwl;
+ }
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[215], 0x3f << 8,
+ (tmp & 0x3f) << 8);
+
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[275], 0xff << 16,
+ (get_pi_tdfi_phy_rdlat
+ (pdram_timing, timing_config)
+ & 0xff) << 16);
+
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[277], 0xffff,
+ (2 * pdram_timing->trefi) & 0xffff);
+
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[282], 0xffff,
+ (2 * pdram_timing->trefi) & 0xffff);
+
+ write_32(&rk3399_ddr_pctl[i]->denali_ctl[283],
+ 20 * pdram_timing->trefi);
+
+ /* CTL_308 TDFI_CALVL_CAPTURE_F0:RW:16:10 */
+ tmp1 = 20000 / (1000000 / pdram_timing->mhz) + 1;
+ if ((20000 % (1000000 / pdram_timing->mhz)) != 0)
+ tmp1++;
+ tmp = (tmp1 >> 1) + (tmp1 % 2) + 5;
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[308], 0x3ff << 16,
+ tmp << 16);
+
+ /* CTL_308 TDFI_CALVL_CC_F0:RW:0:10 */
+ tmp = tmp + 18;
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[308], 0x3ff,
+ tmp);
+
+ /* CTL_314 TDFI_WRCSLAT_F0:RW:8:8 */
+ tmp1 = get_pi_wrlat_adj(pdram_timing, timing_config);
+ if (timing_config->freq <= ENPER_CS_TRAINING_FREQ) {
+ if (tmp1 < 5) {
+ if (tmp1 == 0)
+ tmp = 0;
+ else
+ tmp = tmp1 - 1;
+ } else {
+ tmp = tmp1 - 5;
+ }
+ } else {
+ tmp = tmp1 - 2;
+ }
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[314], 0xff << 8,
+ tmp << 8);
+
+ /* CTL_314 TDFI_RDCSLAT_F0:RW:0:8 */
+ if ((timing_config->freq <= ENPER_CS_TRAINING_FREQ) &&
+ (pdram_timing->cl >= 5))
+ tmp = pdram_timing->cl - 5;
+ else
+ tmp = pdram_timing->cl - 2;
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[314], 0xff,
+ tmp);
+ }
+}
+
+static void gen_rk3399_ctl_params_f1(struct timing_related_config
+ *timing_config,
+ struct dram_timing_t *pdram_timing)
+{
+ uint32_t i;
+ uint32_t tmp, tmp1;
+
+ for (i = 0; i < timing_config->ch_cnt; i++) {
+ if (timing_config->dram_type == DDR3) {
+ tmp =
+ ((700000 + 10) * timing_config->freq +
+ 999) / 1000;
+ tmp +=
+ pdram_timing->txsnr + (pdram_timing->tmrd * 3) +
+ pdram_timing->tmod + pdram_timing->tzqinit;
+ write_32(&rk3399_ddr_pctl[i]->denali_ctl[9], tmp);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[22],
+ 0xffff << 16, pdram_timing->tdllk << 16);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[34],
+ 0xffffff00,
+ (pdram_timing->tmod << 24) |
+ (pdram_timing->tmrd << 16) |
+ (pdram_timing->trtp << 8));
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[60],
+ 0xffff << 16,
+ (pdram_timing->txsr -
+ pdram_timing->trcd) << 16);
+ } else if (timing_config->dram_type == LPDDR4) {
+ write_32(&rk3399_ddr_pctl[i]->denali_ctl[9],
+ pdram_timing->tinit1 + pdram_timing->tinit3);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[34],
+ 0xffffff00,
+ (pdram_timing->tmrd << 24) |
+ (pdram_timing->tmrd << 16) |
+ (pdram_timing->trtp << 8));
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[60],
+ 0xffff << 16, pdram_timing->txsr << 16);
+ } else {
+ write_32(&rk3399_ddr_pctl[i]->denali_ctl[9],
+ pdram_timing->tinit1);
+ write_32(&rk3399_ddr_pctl[i]->denali_ctl[11],
+ pdram_timing->tinit4);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[34],
+ 0xffffff00,
+ (pdram_timing->tmrd << 24) |
+ (pdram_timing->tmrd << 16) |
+ (pdram_timing->trtp << 8));
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[60],
+ 0xffff << 16, pdram_timing->txsr << 16);
+ }
+ write_32(&rk3399_ddr_pctl[i]->denali_ctl[10],
+ pdram_timing->tinit3);
+ write_32(&rk3399_ddr_pctl[i]->denali_ctl[12],
+ pdram_timing->tinit5);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[24], (0x7f << 8),
+ ((pdram_timing->cl * 2) << 8));
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[24], (0x1f << 16),
+ (pdram_timing->cwl << 16));
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[24], 0x3f << 24,
+ pdram_timing->al << 24);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[28], 0xffffff00,
+ (pdram_timing->tras_min << 24) |
+ (pdram_timing->trc << 16) |
+ (pdram_timing->trrd << 8));
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[29], 0xffffff,
+ (pdram_timing->tfaw << 16) |
+ (pdram_timing->trppb << 8) | pdram_timing->twtr);
+ write_32(&rk3399_ddr_pctl[i]->denali_ctl[35],
+ (pdram_timing->tcke << 24) | pdram_timing->tras_max);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[36], 0xff,
+ max(1, pdram_timing->tckesr));
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[39],
+ (0xff << 24), (pdram_timing->trcd << 24));
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[40],
+ 0x3f, pdram_timing->twr);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[42], 0x1f << 24,
+ pdram_timing->tmrz << 24);
+ tmp = pdram_timing->tdal ? pdram_timing->tdal :
+ (pdram_timing->twr + pdram_timing->trp);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[44], 0xff << 8,
+ tmp << 8);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[45], 0xff << 8,
+ pdram_timing->trp << 8);
+ write_32(&rk3399_ddr_pctl[i]->denali_ctl[49],
+ ((pdram_timing->trefi - 8) << 16) |
+ pdram_timing->trfc);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[52], 0xffff << 16,
+ pdram_timing->txp << 16);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[54], 0xffff,
+ pdram_timing->txpdll);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[55], 0xff << 8,
+ pdram_timing->tmrri << 8);
+ write_32(&rk3399_ddr_pctl[i]->denali_ctl[57],
+ (pdram_timing->tmrwckel << 24) |
+ (pdram_timing->tckehcs << 16) |
+ (pdram_timing->tckelcs << 8) | pdram_timing->tcscke);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[58], 0xf,
+ pdram_timing->tzqcke);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[61], 0xffff,
+ pdram_timing->txsnr);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[64], 0xffff << 16,
+ (pdram_timing->tckehcmd << 24) |
+ (pdram_timing->tckelcmd << 16));
+ write_32(&rk3399_ddr_pctl[i]->denali_ctl[65],
+ (pdram_timing->tckelpd << 24) |
+ (pdram_timing->tescke << 16) |
+ (pdram_timing->tsr << 8) | pdram_timing->tckckel);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[66], 0xfff,
+ (pdram_timing->tcmdcke << 8) |
+ pdram_timing->tcsckeh);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[92], (0xff << 24),
+ (pdram_timing->tcksre << 24));
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[93], 0xff,
+ pdram_timing->tcksrx);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[108], (0x1 << 25),
+ (timing_config->dllbp << 25));
+ write_32(&rk3399_ddr_pctl[i]->denali_ctl[125],
+ (pdram_timing->tvrcg_disable << 16) |
+ pdram_timing->tvrcg_enable);
+ write_32(&rk3399_ddr_pctl[i]->denali_ctl[126],
+ (pdram_timing->tckfspx << 24) |
+ (pdram_timing->tckfspe << 16) |
+ pdram_timing->tfc_long);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[127], 0xffff,
+ pdram_timing->tvref_long);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[134],
+ 0xffff << 16, pdram_timing->mr[0] << 16);
+ write_32(&rk3399_ddr_pctl[i]->denali_ctl[135],
+ (pdram_timing->mr[2] << 16) | pdram_timing->mr[1]);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[138],
+ 0xffff << 16, pdram_timing->mr[3] << 16);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[140], 0xff,
+ pdram_timing->mr11);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[148],
+ 0xffff << 16, pdram_timing->mr[0] << 16);
+ write_32(&rk3399_ddr_pctl[i]->denali_ctl[149],
+ (pdram_timing->mr[2] << 16) | pdram_timing->mr[1]);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[152],
+ 0xffff << 16, pdram_timing->mr[3] << 16);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[154], 0xff,
+ pdram_timing->mr11);
+ if (timing_config->dram_type == LPDDR4) {
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[141],
+ 0xffff, pdram_timing->mr12);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[143],
+ 0xffff, pdram_timing->mr14);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[146],
+ 0xffff, pdram_timing->mr22);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[155],
+ 0xffff, pdram_timing->mr12);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[157],
+ 0xffff, pdram_timing->mr14);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[160],
+ 0xffff, pdram_timing->mr22);
+ }
+ write_32(&rk3399_ddr_pctl[i]->denali_ctl[182],
+ ((pdram_timing->tzqinit / 2) << 16) |
+ pdram_timing->tzqinit);
+ write_32(&rk3399_ddr_pctl[i]->denali_ctl[183],
+ (pdram_timing->tzqcal << 16) | pdram_timing->tzqcs);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[184], 0x3f,
+ pdram_timing->tzqlat);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[188], 0xfff,
+ pdram_timing->tzqreset);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[212], 0xff << 16,
+ pdram_timing->todton << 16);
+
+ if (timing_config->odt) {
+ setbits_32(&rk3399_ddr_pctl[i]->denali_ctl[213],
+ (1 << 24));
+ if (timing_config->freq < 400)
+ tmp = 4 << 24;
+ else
+ tmp = 8 << 24;
+ } else {
+ clrbits_32(&rk3399_ddr_pctl[i]->denali_ctl[213],
+ (1 << 24));
+ tmp = 2 << 24;
+ }
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[217], 0x1f << 24,
+ tmp);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[221], 0xf << 24,
+ (pdram_timing->tdqsck_max << 24));
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[222], 0x3,
+ pdram_timing->tdqsck);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[291], 0xffff,
+ (get_wrlat_adj(timing_config->dram_type,
+ pdram_timing->cwl) << 8) |
+ get_rdlat_adj(timing_config->dram_type,
+ pdram_timing->cl));
+
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[84], 0xffff,
+ (4 * pdram_timing->trefi) & 0xffff);
+
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[84], 0xffff << 16,
+ ((2 * pdram_timing->trefi) & 0xffff) << 16);
+
+ if ((timing_config->dram_type == LPDDR3) ||
+ (timing_config->dram_type == LPDDR4)) {
+ tmp = get_pi_wrlat(pdram_timing, timing_config);
+ tmp1 = get_pi_todtoff_max(pdram_timing, timing_config);
+ tmp = (tmp > tmp1) ? (tmp - tmp1) : 0;
+ } else {
+ tmp = 0;
+ }
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[214], 0x3f << 24,
+ (tmp & 0x3f) << 24);
+
+ if ((timing_config->dram_type == LPDDR3) ||
+ (timing_config->dram_type == LPDDR4)) {
+ /* min_rl_preamble= cl+TDQSCK_MIN-1 */
+ tmp = pdram_timing->cl +
+ get_pi_todtoff_min(pdram_timing, timing_config) - 1;
+ /* todtoff_max */
+ tmp1 = get_pi_todtoff_max(pdram_timing, timing_config);
+ tmp = (tmp > tmp1) ? (tmp - tmp1) : 0;
+ } else {
+ tmp = pdram_timing->cl - pdram_timing->cwl;
+ }
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[215], 0x3f << 16,
+ (tmp & 0x3f) << 16);
+
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[275], 0xff << 24,
+ (get_pi_tdfi_phy_rdlat
+ (pdram_timing, timing_config)
+ & 0xff) << 24);
+
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[284],
+ 0xffff << 16,
+ ((2 * pdram_timing->trefi) & 0xffff) << 16);
+
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[289], 0xffff,
+ (2 * pdram_timing->trefi) & 0xffff);
+
+ write_32(&rk3399_ddr_pctl[i]->denali_ctl[290],
+ 20 * pdram_timing->trefi);
+
+ /* CTL_309 TDFI_CALVL_CAPTURE_F1:RW:16:10 */
+ tmp1 = 20000 / (1000000 / pdram_timing->mhz) + 1;
+ if ((20000 % (1000000 / pdram_timing->mhz)) != 0)
+ tmp1++;
+ tmp = (tmp1 >> 1) + (tmp1 % 2) + 5;
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[309], 0x3ff << 16,
+ tmp << 16);
+
+ /* CTL_309 TDFI_CALVL_CC_F1:RW:0:10 */
+ tmp = tmp + 18;
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[309], 0x3ff,
+ tmp);
+
+ /* CTL_314 TDFI_WRCSLAT_F1:RW:24:8 */
+ tmp1 = get_pi_wrlat_adj(pdram_timing, timing_config);
+ if (timing_config->freq <= ENPER_CS_TRAINING_FREQ) {
+ if (tmp1 < 5) {
+ if (tmp1 == 0)
+ tmp = 0;
+ else
+ tmp = tmp1 - 1;
+ } else {
+ tmp = tmp1 - 5;
+ }
+ } else {
+ tmp = tmp1 - 2;
+ }
+
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[314], 0xff << 24,
+ tmp << 24);
+
+ /* CTL_314 TDFI_RDCSLAT_F1:RW:16:8 */
+ if ((timing_config->freq <= ENPER_CS_TRAINING_FREQ) &&
+ (pdram_timing->cl >= 5))
+ tmp = pdram_timing->cl - 5;
+ else
+ tmp = pdram_timing->cl - 2;
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[314], 0xff << 16,
+ tmp << 16);
+ }
+}
+
+static void gen_rk3399_ctl_params(struct timing_related_config *timing_config,
+ struct dram_timing_t *pdram_timing,
+ uint32_t fn)
+{
+ if (fn == 0)
+ gen_rk3399_ctl_params_f0(timing_config, pdram_timing);
+ else
+ gen_rk3399_ctl_params_f1(timing_config, pdram_timing);
+
+#if CTL_TRAINING
+ uint32_t i, tmp0, tmp1;
+
+ tmp0 = tmp1 = 0;
+#if EN_READ_GATE_TRAINING
+ tmp1 = 1;
+#endif
+
+#if EN_CA_TRAINING
+ tmp0 |= (1 << 8);
+#endif
+
+#if EN_WRITE_LEVELING
+ tmp0 |= (1 << 16);
+#endif
+
+#if EN_READ_LEVELING
+ tmp0 |= (1 << 24);
+#endif
+ for (i = 0; i < timing_config->ch_cnt; i++) {
+ if (tmp0 | tmp1)
+ setbits_32(&rk3399_ddr_pctl[i]->denali_ctl[305],
+ 1 << 16);
+ if (tmp0)
+ setbits_32(&rk3399_ddr_pctl[i]->denali_ctl[70], tmp0);
+ if (tmp1)
+ setbits_32(&rk3399_ddr_pctl[i]->denali_ctl[71], tmp1);
+ }
+#endif
+}
+
+static void gen_rk3399_pi_params_f0(struct timing_related_config *timing_config,
+ struct dram_timing_t *pdram_timing)
+{
+ uint32_t tmp, tmp1, tmp2;
+ uint32_t i;
+
+ for (i = 0; i < timing_config->ch_cnt; i++) {
+ /* PI_02 PI_TDFI_PHYMSTR_MAX_F0:RW:0:32 */
+ tmp = 4 * pdram_timing->trefi;
+ write_32(&rk3399_ddr_pi[i]->denali_pi[2], tmp);
+ /* PI_03 PI_TDFI_PHYMSTR_RESP_F0:RW:0:16 */
+ tmp = 2 * pdram_timing->trefi;
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[3], 0xffff, tmp);
+ /* PI_07 PI_TDFI_PHYUPD_RESP_F0:RW:16:16 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[7], 0xffff << 16,
+ tmp << 16);
+
+ /* PI_42 PI_TDELAY_RDWR_2_BUS_IDLE_F0:RW:0:8 */
+ if (timing_config->dram_type == LPDDR4)
+ tmp = 2;
+ else
+ tmp = 0;
+ tmp = (pdram_timing->bl / 2) + 4 +
+ (get_pi_rdlat_adj(pdram_timing) - 2) + tmp +
+ get_pi_tdfi_phy_rdlat(pdram_timing, timing_config);
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[42], 0xff, tmp);
+ /* PI_43 PI_WRLAT_F0:RW:0:5 */
+ if (timing_config->dram_type == LPDDR3) {
+ tmp = get_pi_wrlat(pdram_timing, timing_config);
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[43], 0x1f,
+ tmp);
+ }
+ /* PI_43 PI_ADDITIVE_LAT_F0:RW:8:6 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[43], 0x3f << 8,
+ PI_ADD_LATENCY << 8);
+
+ /* PI_43 PI_CASLAT_LIN_F0:RW:16:7 */
+ tmp = pdram_timing->cl * 2;
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[43], 0x7f << 16,
+ tmp << 16);
+ /* PI_46 PI_TREF_F0:RW:16:16 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[46], 0xffff << 16,
+ pdram_timing->trefi << 16);
+ /* PI_46 PI_TRFC_F0:RW:0:10 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[46], 0x3ff,
+ pdram_timing->trfc);
+ /* PI_66 PI_TODTL_2CMD_F0:RW:24:8 */
+ if (timing_config->dram_type == LPDDR3) {
+ tmp = get_pi_todtoff_max(pdram_timing, timing_config);
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[66],
+ 0xff << 24, tmp << 24);
+ }
+ /* PI_72 PI_WR_TO_ODTH_F0:RW:16:6 */
+ if ((timing_config->dram_type == LPDDR3) ||
+ (timing_config->dram_type == LPDDR4)) {
+ tmp1 = get_pi_wrlat(pdram_timing, timing_config);
+ tmp2 = get_pi_todtoff_max(pdram_timing, timing_config);
+ if (tmp1 > tmp2)
+ tmp = tmp1 - tmp2;
+ else
+ tmp = 0;
+ } else if (timing_config->dram_type == DDR3) {
+ tmp = 0;
+ }
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[72], 0x3f << 16,
+ tmp << 16);
+ /* PI_73 PI_RD_TO_ODTH_F0:RW:8:6 */
+ if ((timing_config->dram_type == LPDDR3) ||
+ (timing_config->dram_type == LPDDR4)) {
+ /* min_rl_preamble= cl+TDQSCK_MIN-1 */
+ tmp1 = pdram_timing->cl +
+ get_pi_todtoff_min(pdram_timing, timing_config) - 1;
+ /* todtoff_max */
+ tmp2 = get_pi_todtoff_max(pdram_timing, timing_config);
+ if (tmp1 > tmp2)
+ tmp = tmp1 - tmp2;
+ else
+ tmp = 0;
+ } else if (timing_config->dram_type == DDR3) {
+ tmp = pdram_timing->cl - pdram_timing->cwl;
+ }
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[73], 0x3f << 8,
+ tmp << 8);
+ /* PI_89 PI_RDLAT_ADJ_F0:RW:16:8 */
+ tmp = get_pi_rdlat_adj(pdram_timing);
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[89], 0xff << 16,
+ tmp << 16);
+ /* PI_90 PI_WRLAT_ADJ_F0:RW:16:8 */
+ tmp = get_pi_wrlat_adj(pdram_timing, timing_config);
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[90], 0xff << 16,
+ tmp << 16);
+ /* PI_91 PI_TDFI_WRCSLAT_F0:RW:16:8 */
+ tmp1 = tmp;
+ if (tmp1 < 5) {
+ if (tmp1 == 0)
+ tmp = 0;
+ else
+ tmp = tmp1 - 1;
+ } else {
+ tmp = tmp1 - 5;
+ }
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[91], 0xff << 16,
+ tmp << 16);
+ /* PI_95 PI_TDFI_CALVL_CAPTURE_F0:RW:16:10 */
+ tmp1 = 20000 / (1000000 / pdram_timing->mhz) + 1;
+ if ((20000 % (1000000 / pdram_timing->mhz)) != 0)
+ tmp1++;
+ tmp = (tmp1 >> 1) + (tmp1 % 2) + 5;
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[95], 0x3ff << 16,
+ tmp << 16);
+ /* PI_95 PI_TDFI_CALVL_CC_F0:RW:0:10 */
+ tmp = tmp + 18;
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[95], 0x3ff, tmp);
+ /* PI_102 PI_TMRZ_F0:RW:8:5 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[102], 0x1f << 8,
+ pdram_timing->tmrz << 8);
+ /* PI_111 PI_TDFI_CALVL_STROBE_F0:RW:8:4 */
+ tmp1 = 2 * 1000 / (1000000 / pdram_timing->mhz);
+ if ((2 * 1000 % (1000000 / pdram_timing->mhz)) != 0)
+ tmp1++;
+ /* pi_tdfi_calvl_strobe=tds_train+5 */
+ tmp = tmp1 + 5;
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[111], 0xf << 8,
+ tmp << 8);
+ /* PI_116 PI_TCKEHDQS_F0:RW:16:6 */
+ tmp = 10000 / (1000000 / pdram_timing->mhz);
+ if ((10000 % (1000000 / pdram_timing->mhz)) != 0)
+ tmp++;
+ if (pdram_timing->mhz <= 100)
+ tmp = tmp + 1;
+ else
+ tmp = tmp + 8;
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[116], 0x3f << 16,
+ tmp << 16);
+ /* PI_125 PI_MR1_DATA_F0_0:RW+:8:16 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[125], 0xffff << 8,
+ pdram_timing->mr[1] << 8);
+ /* PI_133 PI_MR1_DATA_F0_1:RW+:0:16 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[133], 0xffff,
+ pdram_timing->mr[1]);
+ /* PI_140 PI_MR1_DATA_F0_2:RW+:16:16 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[140], 0xffff << 16,
+ pdram_timing->mr[1] << 16);
+ /* PI_148 PI_MR1_DATA_F0_3:RW+:0:16 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[148], 0xffff,
+ pdram_timing->mr[1]);
+ /* PI_126 PI_MR2_DATA_F0_0:RW+:0:16 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[126], 0xffff,
+ pdram_timing->mr[2]);
+ /* PI_133 PI_MR2_DATA_F0_1:RW+:16:16 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[133], 0xffff << 16,
+ pdram_timing->mr[2] << 16);
+ /* PI_141 PI_MR2_DATA_F0_2:RW+:0:16 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[141], 0xffff,
+ pdram_timing->mr[2]);
+ /* PI_148 PI_MR2_DATA_F0_3:RW+:16:16 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[148], 0xffff << 16,
+ pdram_timing->mr[2] << 16);
+ /* PI_156 PI_TFC_F0:RW:0:10 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[156], 0x3ff,
+ pdram_timing->trfc);
+ /* PI_158 PI_TWR_F0:RW:24:6 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[158], 0x3f << 24,
+ pdram_timing->twr << 24);
+ /* PI_158 PI_TWTR_F0:RW:16:6 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[158], 0x3f << 16,
+ pdram_timing->twtr << 16);
+ /* PI_158 PI_TRCD_F0:RW:8:8 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[158], 0xff << 8,
+ pdram_timing->trcd << 8);
+ /* PI_158 PI_TRP_F0:RW:0:8 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[158], 0xff,
+ pdram_timing->trp);
+ /* PI_157 PI_TRTP_F0:RW:24:8 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[157], 0xff << 24,
+ pdram_timing->trtp << 24);
+ /* PI_159 PI_TRAS_MIN_F0:RW:24:8 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[159], 0xff << 24,
+ pdram_timing->tras_min << 24);
+ /* PI_159 PI_TRAS_MAX_F0:RW:0:17 */
+ tmp = pdram_timing->tras_max * 99 / 100;
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[159], 0x1ffff, tmp);
+ /* PI_160 PI_TMRD_F0:RW:16:6 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[160], 0x3f << 16,
+ pdram_timing->tmrd << 16);
+ /*PI_160 PI_TDQSCK_MAX_F0:RW:0:4 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[160], 0xf,
+ pdram_timing->tdqsck_max);
+ /* PI_187 PI_TDFI_CTRLUPD_MAX_F0:RW:8:16 */
+ tmp = 2 * pdram_timing->trefi;
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[187], 0xffff << 8,
+ tmp << 8);
+ /* PI_188 PI_TDFI_CTRLUPD_INTERVAL_F0:RW:0:32 */
+ tmp = 20 * pdram_timing->trefi;
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[188], 0xffffffff,
+ tmp);
+ }
+}
+
+static void gen_rk3399_pi_params_f1(struct timing_related_config *timing_config,
+ struct dram_timing_t *pdram_timing)
+{
+ uint32_t tmp, tmp1, tmp2;
+ uint32_t i;
+
+ for (i = 0; i < timing_config->ch_cnt; i++) {
+ /* PI_04 PI_TDFI_PHYMSTR_MAX_F1:RW:0:32 */
+ tmp = 4 * pdram_timing->trefi;
+ write_32(&rk3399_ddr_pi[i]->denali_pi[4], tmp);
+ /* PI_05 PI_TDFI_PHYMSTR_RESP_F1:RW:0:16 */
+ tmp = 2 * pdram_timing->trefi;
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[5], 0xffff, tmp);
+ /* PI_12 PI_TDFI_PHYUPD_RESP_F1:RW:0:16 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[12], 0xffff, tmp);
+
+ /* PI_42 PI_TDELAY_RDWR_2_BUS_IDLE_F1:RW:8:8 */
+ if (timing_config->dram_type == LPDDR4)
+ tmp = 2;
+ else
+ tmp = 0;
+ tmp = (pdram_timing->bl / 2) + 4 +
+ (get_pi_rdlat_adj(pdram_timing) - 2) + tmp +
+ get_pi_tdfi_phy_rdlat(pdram_timing, timing_config);
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[42], 0xff << 8,
+ tmp << 8);
+ /* PI_43 PI_WRLAT_F1:RW:24:5 */
+ if (timing_config->dram_type == LPDDR3) {
+ tmp = get_pi_wrlat(pdram_timing, timing_config);
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[43],
+ 0x1f << 24, tmp << 24);
+ }
+ /* PI_44 PI_ADDITIVE_LAT_F1:RW:0:6 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[44], 0x3f,
+ PI_ADD_LATENCY);
+ /* PI_44 PI_CASLAT_LIN_F1:RW:8:7:=0x18 */
+ tmp = pdram_timing->cl * 2;
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[44], 0x7f << 8,
+ tmp << 8);
+ /* PI_47 PI_TREF_F1:RW:16:16 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[47], 0xffff << 16,
+ pdram_timing->trefi << 16);
+ /* PI_47 PI_TRFC_F1:RW:0:10 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[47], 0x3ff,
+ pdram_timing->trfc);
+ /* PI_67 PI_TODTL_2CMD_F1:RW:8:8 */
+ if (timing_config->dram_type == LPDDR3) {
+ tmp = get_pi_todtoff_max(pdram_timing, timing_config);
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[67],
+ 0xff << 8, tmp << 8);
+ }
+ /* PI_72 PI_WR_TO_ODTH_F1:RW:24:6 */
+ if ((timing_config->dram_type == LPDDR3)
+ || (timing_config->dram_type == LPDDR4)) {
+ tmp1 = get_pi_wrlat(pdram_timing, timing_config);
+ tmp2 = get_pi_todtoff_max(pdram_timing, timing_config);
+ if (tmp1 > tmp2)
+ tmp = tmp1 - tmp2;
+ else
+ tmp = 0;
+ } else if (timing_config->dram_type == DDR3) {
+ tmp = 0;
+ }
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[72], 0x3f << 24,
+ tmp << 24);
+ /* PI_73 PI_RD_TO_ODTH_F1:RW:16:6 */
+ if ((timing_config->dram_type == LPDDR3)
+ || (timing_config->dram_type == LPDDR4)) {
+ /* min_rl_preamble= cl+TDQSCK_MIN-1 */
+ tmp1 =
+ pdram_timing->cl + get_pi_todtoff_min(pdram_timing,
+ timing_config)
+ - 1;
+ /* todtoff_max */
+ tmp2 = get_pi_todtoff_max(pdram_timing, timing_config);
+ if (tmp1 > tmp2)
+ tmp = tmp1 - tmp2;
+ else
+ tmp = 0;
+ } else if (timing_config->dram_type == DDR3) {
+ tmp = pdram_timing->cl - pdram_timing->cwl;
+ }
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[73], 0x3f << 16,
+ tmp << 16);
+ /*P I_89 PI_RDLAT_ADJ_F1:RW:24:8 */
+ tmp = get_pi_rdlat_adj(pdram_timing);
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[89], 0xff << 24,
+ tmp << 24);
+ /* PI_90 PI_WRLAT_ADJ_F1:RW:24:8 */
+ tmp = get_pi_wrlat_adj(pdram_timing, timing_config);
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[90], 0xff << 24,
+ tmp << 24);
+ /* PI_91 PI_TDFI_WRCSLAT_F1:RW:24:8 */
+ tmp1 = tmp;
+ if (tmp1 < 5) {
+ if (tmp1 == 0)
+ tmp = 0;
+ else
+ tmp = tmp1 - 1;
+ } else {
+ tmp = tmp1 - 5;
+ }
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[91], 0xff << 24,
+ tmp << 24);
+ /*PI_96 PI_TDFI_CALVL_CAPTURE_F1:RW:16:10 */
+ /* tadr=20ns */
+ tmp1 = 20000 / (1000000 / pdram_timing->mhz) + 1;
+ if ((20000 % (1000000 / pdram_timing->mhz)) != 0)
+ tmp1++;
+ tmp = (tmp1 >> 1) + (tmp1 % 2) + 5;
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[96], 0x3ff << 16,
+ tmp << 16);
+ /* PI_96 PI_TDFI_CALVL_CC_F1:RW:0:10 */
+ tmp = tmp + 18;
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[96], 0x3ff, tmp);
+ /*PI_103 PI_TMRZ_F1:RW:0:5 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[103], 0x1f,
+ pdram_timing->tmrz);
+ /*PI_111 PI_TDFI_CALVL_STROBE_F1:RW:16:4 */
+ /* tds_train=ceil(2/ns) */
+ tmp1 = 2 * 1000 / (1000000 / pdram_timing->mhz);
+ if ((2 * 1000 % (1000000 / pdram_timing->mhz)) != 0)
+ tmp1++;
+ /* pi_tdfi_calvl_strobe=tds_train+5 */
+ tmp = tmp1 + 5;
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[111], 0xf << 16,
+ tmp << 16);
+ /* PI_116 PI_TCKEHDQS_F1:RW:24:6 */
+ tmp = 10000 / (1000000 / pdram_timing->mhz);
+ if ((10000 % (1000000 / pdram_timing->mhz)) != 0)
+ tmp++;
+ if (pdram_timing->mhz <= 100)
+ tmp = tmp + 1;
+ else
+ tmp = tmp + 8;
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[116], 0x3f << 24,
+ tmp << 24);
+ /* PI_128 PI_MR1_DATA_F1_0:RW+:0:16 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[128], 0xffff,
+ pdram_timing->mr[1]);
+ /* PI_135 PI_MR1_DATA_F1_1:RW+:8:16 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[135], 0xffff << 8,
+ pdram_timing->mr[1] << 8);
+ /* PI_143 PI_MR1_DATA_F1_2:RW+:0:16 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[143], 0xffff,
+ pdram_timing->mr[1]);
+ /* PI_150 PI_MR1_DATA_F1_3:RW+:8:16 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[150], 0xffff << 8,
+ pdram_timing->mr[1] << 8);
+ /* PI_128 PI_MR2_DATA_F1_0:RW+:16:16 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[128], 0xffff << 16,
+ pdram_timing->mr[2] << 16);
+ /* PI_136 PI_MR2_DATA_F1_1:RW+:0:16 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[136], 0xffff,
+ pdram_timing->mr[2]);
+ /* PI_143 PI_MR2_DATA_F1_2:RW+:16:16 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[143], 0xffff << 16,
+ pdram_timing->mr[2] << 16);
+ /* PI_151 PI_MR2_DATA_F1_3:RW+:0:16 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[151], 0xffff,
+ pdram_timing->mr[2]);
+ /* PI_156 PI_TFC_F1:RW:16:10 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[156], 0x3ff << 16,
+ pdram_timing->trfc << 16);
+ /* PI_162 PI_TWR_F1:RW:8:6 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[162], 0x3f << 8,
+ pdram_timing->twr << 8);
+ /* PI_162 PI_TWTR_F1:RW:0:6 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[162], 0x3f,
+ pdram_timing->twtr);
+ /* PI_161 PI_TRCD_F1:RW:24:8 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[161], 0xff << 24,
+ pdram_timing->trcd << 24);
+ /* PI_161 PI_TRP_F1:RW:16:8 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[161], 0xff << 16,
+ pdram_timing->trp << 16);
+ /* PI_161 PI_TRTP_F1:RW:8:8 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[161], 0xff << 8,
+ pdram_timing->trtp << 8);
+ /* PI_163 PI_TRAS_MIN_F1:RW:24:8 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[163], 0xff << 24,
+ pdram_timing->tras_min << 24);
+ /* PI_163 PI_TRAS_MAX_F1:RW:0:17 */
+ tmp = pdram_timing->tras_max * 99 / 100;
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[163], 0x1ffff, tmp);
+ /* PI_164 PI_TMRD_F1:RW:16:6 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[164], 0x3f << 16,
+ pdram_timing->tmrd << 16);
+ /* PI_164 PI_TDQSCK_MAX_F1:RW:0:4 */
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[164], 0xf,
+ pdram_timing->tdqsck_max);
+ /* PI_189 PI_TDFI_CTRLUPD_MAX_F1:RW:0:16 */
+ tmp = 2 * pdram_timing->trefi;
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[189], 0xffff, tmp);
+ /* PI_190 PI_TDFI_CTRLUPD_INTERVAL_F1:RW:0:32 */
+ tmp = 20 * pdram_timing->trefi;
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[190], 0xffffffff,
+ tmp);
+ }
+}
+
+static void gen_rk3399_pi_params(struct timing_related_config *timing_config,
+ struct dram_timing_t *pdram_timing,
+ uint32_t fn)
+{
+ if (fn == 0)
+ gen_rk3399_pi_params_f0(timing_config, pdram_timing);
+ else
+ gen_rk3399_pi_params_f1(timing_config, pdram_timing);
+
+#if PI_TRAINING
+ uint32_t i;
+
+ for (i = 0; i < timing_config->ch_cnt; i++) {
+#if EN_READ_GATE_TRAINING
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[80], 3 << 24,
+ 2 << 24);
+#endif
+
+#if EN_CA_TRAINING
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[100], 3 << 8,
+ 2 << 8);
+#endif
+
+#if EN_WRITE_LEVELING
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[60], 3 << 8,
+ 2 << 8);
+#endif
+
+#if EN_READ_LEVELING
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[80], 3 << 16,
+ 2 << 16);
+#endif
+
+#if EN_WDQ_LEVELING
+ clrsetbits_32(&rk3399_ddr_pi[i]->denali_pi[124], 3 << 16,
+ 2 << 16);
+#endif
+ }
+#endif
+}
+
+static void gen_rk3399_set_odt(uint32_t odt_en)
+{
+ uint32_t drv_odt_val;
+ uint32_t i;
+
+ for (i = 0; i < rk3399_dram_status.timing_config.ch_cnt; i++) {
+ drv_odt_val = (odt_en | (0 << 1) | (0 << 2)) << 16;
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[5],
+ 0x7 << 16, drv_odt_val);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[133],
+ 0x7 << 16, drv_odt_val);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[261],
+ 0x7 << 16, drv_odt_val);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[389],
+ 0x7 << 16, drv_odt_val);
+ drv_odt_val = (odt_en | (0 << 1) | (0 << 2)) << 24;
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[6],
+ 0x7 << 24, drv_odt_val);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[134],
+ 0x7 << 24, drv_odt_val);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[262],
+ 0x7 << 24, drv_odt_val);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[390],
+ 0x7 << 24, drv_odt_val);
+ }
+}
+
+static void gen_rk3399_set_ds_odt(struct timing_related_config *timing_config,
+ struct drv_odt_lp_config *drv_config)
+{
+ uint32_t i, drv_odt_val;
+
+ for (i = 0; i < timing_config->ch_cnt; i++) {
+ if (timing_config->dram_type == LPDDR4)
+ drv_odt_val = drv_config->phy_side_odt |
+ (PHY_DRV_ODT_Hi_Z << 4) |
+ (drv_config->phy_side_dq_drv << 8) |
+ (drv_config->phy_side_dq_drv << 12);
+ else if (timing_config->dram_type == LPDDR3)
+ drv_odt_val = PHY_DRV_ODT_Hi_Z |
+ (drv_config->phy_side_odt << 4) |
+ (drv_config->phy_side_dq_drv << 8) |
+ (drv_config->phy_side_dq_drv << 12);
+ else
+ drv_odt_val = drv_config->phy_side_odt |
+ (drv_config->phy_side_odt << 4) |
+ (drv_config->phy_side_dq_drv << 8) |
+ (drv_config->phy_side_dq_drv << 12);
+
+ /* DQ drv odt set */
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[6], 0xffffff,
+ drv_odt_val);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[134], 0xffffff,
+ drv_odt_val);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[262], 0xffffff,
+ drv_odt_val);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[390], 0xffffff,
+ drv_odt_val);
+ /* DQS drv odt set */
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[7], 0xffffff,
+ drv_odt_val);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[135], 0xffffff,
+ drv_odt_val);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[263], 0xffffff,
+ drv_odt_val);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[391], 0xffffff,
+ drv_odt_val);
+
+ gen_rk3399_set_odt(timing_config->odt);
+
+ /* CA drv set */
+ drv_odt_val = drv_config->phy_side_ca_drv |
+ (drv_config->phy_side_ca_drv << 4);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[544], 0xff,
+ drv_odt_val);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[672], 0xff,
+ drv_odt_val);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[800], 0xff,
+ drv_odt_val);
+
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[928], 0xff,
+ drv_odt_val);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[937], 0xff,
+ drv_odt_val);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[935], 0xff,
+ drv_odt_val);
+
+ drv_odt_val = drv_config->phy_side_ck_cs_drv |
+ (drv_config->phy_side_ck_cs_drv << 4);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[929], 0xff,
+ drv_odt_val);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[939], 0xff,
+ drv_odt_val);
+ }
+}
+
+static void gen_rk3399_phy_params(struct timing_related_config *timing_config,
+ struct drv_odt_lp_config *drv_config,
+ struct dram_timing_t *pdram_timing,
+ uint32_t fn)
+{
+ uint32_t tmp, i, div, j;
+ uint32_t mem_delay_ps, pad_delay_ps, total_delay_ps, delay_frac_ps;
+ uint32_t trpre_min_ps, gate_delay_ps, gate_delay_frac_ps;
+ uint32_t ie_enable, tsel_enable, cas_lat, rddata_en_ie_dly, tsel_adder;
+ uint32_t extra_adder, delta, hs_offset;
+
+ for (i = 0; i < timing_config->ch_cnt; i++) {
+
+ pad_delay_ps = PI_PAD_DELAY_PS_VALUE;
+ ie_enable = PI_IE_ENABLE_VALUE;
+ tsel_enable = PI_TSEL_ENABLE_VALUE;
+
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[896],
+ (0x3 << 8) | 1, fn << 8);
+
+ /* PHY_LOW_FREQ_SEL */
+ /* DENALI_PHY_913 1bit offset_0 */
+ if (timing_config->freq > 400)
+ clrbits_32(&rk3399_ddr_publ[i]->denali_phy[913], 1);
+ else
+ setbits_32(&rk3399_ddr_publ[i]->denali_phy[913], 1);
+
+ /* PHY_RPTR_UPDATE_x */
+ /* DENALI_PHY_87/215/343/471 4bit offset_16 */
+ tmp = 2500 / (1000000 / pdram_timing->mhz) + 3;
+ if ((2500 % (1000000 / pdram_timing->mhz)) != 0)
+ tmp++;
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[87], 0xf << 16,
+ tmp << 16);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[215], 0xf << 16,
+ tmp << 16);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[343], 0xf << 16,
+ tmp << 16);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[471], 0xf << 16,
+ tmp << 16);
+
+ /* PHY_PLL_CTRL */
+ /* DENALI_PHY_911 13bits offset_0 */
+ /* PHY_LP4_BOOT_PLL_CTRL */
+ /* DENALI_PHY_919 13bits offset_0 */
+ if (pdram_timing->mhz <= 150)
+ tmp = 3;
+ else if (pdram_timing->mhz <= 300)
+ tmp = 2;
+ else if (pdram_timing->mhz <= 600)
+ tmp = 1;
+ else
+ tmp = 0;
+ tmp = (1 << 12) | (tmp << 9) | (2 << 7) | (1 << 1);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[911], 0x1fff,
+ tmp);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[919], 0x1fff,
+ tmp);
+
+ /* PHY_PLL_CTRL_CA */
+ /* DENALI_PHY_911 13bits offset_16 */
+ /* PHY_LP4_BOOT_PLL_CTRL_CA */
+ /* DENALI_PHY_919 13bits offset_16 */
+ if (pdram_timing->mhz <= 150)
+ tmp = 3;
+ else if (pdram_timing->mhz <= 300)
+ tmp = 2;
+ else if (pdram_timing->mhz <= 600)
+ tmp = 1;
+ else
+ tmp = 0;
+ tmp = (tmp << 9) | (2 << 7) | (1 << 5) | (1 << 1);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[911],
+ 0x1fff << 16, tmp << 16);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[919],
+ 0x1fff << 16, tmp << 16);
+
+ /* PHY_TCKSRE_WAIT */
+ /* DENALI_PHY_922 4bits offset_24 */
+ if (pdram_timing->mhz <= 400)
+ tmp = 1;
+ else if (pdram_timing->mhz <= 800)
+ tmp = 3;
+ else if (pdram_timing->mhz <= 1000)
+ tmp = 4;
+ else
+ tmp = 5;
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[922], 0xf << 24,
+ tmp << 24);
+ /* PHY_CAL_CLK_SELECT_0:RW8:3 */
+ div = pdram_timing->mhz / (2 * 20);
+ for (j = 2, tmp = 1; j <= 128; j <<= 1, tmp++) {
+ if (div < j)
+ break;
+ }
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[947], 0x7 << 8,
+ tmp << 8);
+ setbits_32(&rk3399_ddr_publ[i]->denali_phy[927], (1 << 22));
+
+ if (timing_config->dram_type == DDR3) {
+ mem_delay_ps = 0;
+ trpre_min_ps = 1000;
+ } else if (timing_config->dram_type == LPDDR4) {
+ mem_delay_ps = 1500;
+ trpre_min_ps = 900;
+ } else if (timing_config->dram_type == LPDDR3) {
+ mem_delay_ps = 2500;
+ trpre_min_ps = 900;
+ } else {
+ ERROR("gen_rk3399_phy_params:dramtype unsupport\n");
+ return;
+ }
+ total_delay_ps = mem_delay_ps + pad_delay_ps;
+ delay_frac_ps =
+ 1000 * total_delay_ps / (1000000 / pdram_timing->mhz);
+ gate_delay_ps = delay_frac_ps + 1000 - (trpre_min_ps / 2);
+ gate_delay_frac_ps =
+ gate_delay_ps - gate_delay_ps / 1000 * 1000;
+ tmp = gate_delay_frac_ps * 0x200 / 1000;
+ /* PHY_RDDQS_GATE_BYPASS_SLAVE_DELAY */
+ /* DENALI_PHY_2/130/258/386 10bits offset_0 */
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[2], 0x2ff, tmp);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[130], 0x2ff, tmp);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[258], 0x2ff, tmp);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[386], 0x2ff, tmp);
+ /* PHY_RDDQS_GATE_SLAVE_DELAY */
+ /* DENALI_PHY_77/205/333/461 10bits offset_16 */
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[77], 0x2ff << 16,
+ tmp << 16);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[205], 0x2ff << 16,
+ tmp << 16);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[333], 0x2ff << 16,
+ tmp << 16);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[461], 0x2ff << 16,
+ tmp << 16);
+
+ tmp = gate_delay_ps / 1000;
+ /* PHY_LP4_BOOT_RDDQS_LATENCY_ADJUST */
+ /* DENALI_PHY_10/138/266/394 4bit offset_0 */
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[10], 0xf, tmp);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[138], 0xf, tmp);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[266], 0xf, tmp);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[394], 0xf, tmp);
+ /* PHY_RDDQS_LATENCY_ADJUST */
+ /* DENALI_PHY_78/206/334/462 4bits offset_0 */
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[78], 0xf, tmp);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[206], 0xf, tmp);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[334], 0xf, tmp);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[462], 0xf, tmp);
+ /* PHY_GTLVL_LAT_ADJ_START */
+ /* DENALI_PHY_80/208/336/464 4bits offset_16 */
+ tmp = delay_frac_ps / 1000;
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[80], 0xf << 16,
+ tmp << 16);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[208], 0xf << 16,
+ tmp << 16);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[336], 0xf << 16,
+ tmp << 16);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[464], 0xf << 16,
+ tmp << 16);
+
+ cas_lat = pdram_timing->cl + PI_ADD_LATENCY;
+ rddata_en_ie_dly = ie_enable / (1000000 / pdram_timing->mhz);
+ if ((ie_enable % (1000000 / pdram_timing->mhz)) != 0)
+ rddata_en_ie_dly++;
+ rddata_en_ie_dly = rddata_en_ie_dly - 1;
+ tsel_adder = tsel_enable / (1000000 / pdram_timing->mhz);
+ if ((tsel_enable % (1000000 / pdram_timing->mhz)) != 0)
+ tsel_adder++;
+ if (rddata_en_ie_dly > tsel_adder)
+ extra_adder = rddata_en_ie_dly - tsel_adder;
+ else
+ extra_adder = 0;
+ delta = cas_lat - rddata_en_ie_dly;
+ if (PI_REGS_DIMM_SUPPORT && PI_DOUBLEFREEK)
+ hs_offset = 2;
+ else
+ hs_offset = 1;
+ if (rddata_en_ie_dly > (cas_lat - 1 - hs_offset)) {
+ tmp = 0;
+ } else {
+ if ((delta == 2) || (delta == 1))
+ tmp = rddata_en_ie_dly - 0 - extra_adder;
+ else
+ tmp = extra_adder;
+ }
+ /* PHY_LP4_BOOT_RDDATA_EN_TSEL_DLY */
+ /* DENALI_PHY_9/137/265/393 4bit offset_16 */
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[9], 0xf << 16,
+ tmp << 16);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[137], 0xf << 16,
+ tmp << 16);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[265], 0xf << 16,
+ tmp << 16);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[393], 0xf << 16,
+ tmp << 16);
+ /* PHY_RDDATA_EN_TSEL_DLY */
+ /* DENALI_PHY_86/214/342/470 4bit offset_0 */
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[86], 0xf, tmp);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[214], 0xf, tmp);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[342], 0xf, tmp);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[470], 0xf, tmp);
+
+ if (tsel_adder > rddata_en_ie_dly)
+ extra_adder = tsel_adder - rddata_en_ie_dly;
+ else
+ extra_adder = 0;
+ if (rddata_en_ie_dly > (cas_lat - 1 - hs_offset))
+ tmp = tsel_adder;
+ else
+ tmp = rddata_en_ie_dly - 0 + extra_adder;
+ /* PHY_LP4_BOOT_RDDATA_EN_DLY */
+ /* DENALI_PHY_9/137/265/393 4bit offset_8 */
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[9], 0xf << 8,
+ tmp << 8);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[137], 0xf << 8,
+ tmp << 8);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[265], 0xf << 8,
+ tmp << 8);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[393], 0xf << 8,
+ tmp << 8);
+ /* PHY_RDDATA_EN_DLY */
+ /* DENALI_PHY_85/213/341/469 4bit offset_24 */
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[85], 0xf << 24,
+ tmp << 24);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[213], 0xf << 24,
+ tmp << 24);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[341], 0xf << 24,
+ tmp << 24);
+ clrsetbits_32(&rk3399_ddr_publ[i]->denali_phy[469], 0xf << 24,
+ tmp << 24);
+
+ if (pdram_timing->mhz <= ENPER_CS_TRAINING_FREQ) {
+
+ /*
+ * Note:Per-CS Training is not compatible at speeds
+ * under 533 MHz. If the PHY is running at a speed
+ * less than 533MHz, all phy_per_cs_training_en_X
+ * parameters must be cleared to 0.
+ */
+
+ /*DENALI_PHY_84/212/340/468 1bit offset_16 */
+ clrbits_32(&rk3399_ddr_publ[i]->denali_phy[84],
+ 0x1 << 16);
+ clrbits_32(&rk3399_ddr_publ[i]->denali_phy[212],
+ 0x1 << 16);
+ clrbits_32(&rk3399_ddr_publ[i]->denali_phy[340],
+ 0x1 << 16);
+ clrbits_32(&rk3399_ddr_publ[i]->denali_phy[468],
+ 0x1 << 16);
+ } else {
+ setbits_32(&rk3399_ddr_publ[i]->denali_phy[84],
+ 0x1 << 16);
+ setbits_32(&rk3399_ddr_publ[i]->denali_phy[212],
+ 0x1 << 16);
+ setbits_32(&rk3399_ddr_publ[i]->denali_phy[340],
+ 0x1 << 16);
+ setbits_32(&rk3399_ddr_publ[i]->denali_phy[468],
+ 0x1 << 16);
+ }
+ }
+}
+
+static int to_get_clk_index(unsigned int mhz)
+{
+ int pll_cnt, i;
+
+ pll_cnt = sizeof(dpll_rates_table) / sizeof(struct pll_div);
+
+ /* Assumming rate_table is in descending order */
+ for (i = 0; i < pll_cnt; i++) {
+ if (mhz >= dpll_rates_table[i].mhz)
+ break;
+ }
+
+ return i;
+}
+
+uint32_t rkclk_prepare_pll_timing(unsigned int mhz)
+{
+ unsigned int refdiv, postdiv1, fbdiv, postdiv2;
+ int index;
+
+ index = to_get_clk_index(mhz);
+ refdiv = dpll_rates_table[index].refdiv;
+ fbdiv = dpll_rates_table[index].fbdiv;
+ postdiv1 = dpll_rates_table[index].postdiv1;
+ postdiv2 = dpll_rates_table[index].postdiv2;
+ write_32(DCF_PARAM_ADDR + PARAM_DPLL_CON0, FBDIV(fbdiv));
+ write_32(DCF_PARAM_ADDR + PARAM_DPLL_CON1, POSTDIV2(postdiv2) |
+ POSTDIV1(postdiv1) | REFDIV(refdiv));
+ return (24 * fbdiv) / refdiv / postdiv1 / postdiv2;
+}
+
+uint64_t ddr_get_rate(void)
+{
+ uint32_t refdiv, postdiv1, fbdiv, postdiv2;
+
+ refdiv = mmio_read_32(CRU_BASE + CRU_PLL_CON(DPLL_ID, 1)) & 0x3f;
+ fbdiv = mmio_read_32(CRU_BASE + CRU_PLL_CON(DPLL_ID, 0)) & 0xfff;
+ postdiv1 =
+ (mmio_read_32(CRU_BASE + CRU_PLL_CON(DPLL_ID, 1)) >> 8) & 0x7;
+ postdiv2 =
+ (mmio_read_32(CRU_BASE + CRU_PLL_CON(DPLL_ID, 1)) >> 12) & 0x7;
+
+ return (24 / refdiv * fbdiv / postdiv1 / postdiv2) * 1000 * 1000;
+}
+
+/*
+ * return: bit12: channel 1, external self-refresh
+ * bit11: channel 1, stdby_mode
+ * bit10: channel 1, self-refresh with controller and memory clock gate
+ * bit9: channel 1, self-refresh
+ * bit8: channel 1, power-down
+ *
+ * bit4: channel 1, external self-refresh
+ * bit3: channel 0, stdby_mode
+ * bit2: channel 0, self-refresh with controller and memory clock gate
+ * bit1: channel 0, self-refresh
+ * bit0: channel 0, power-down
+ */
+uint32_t exit_low_power(void)
+{
+ struct rk3399_ddr_pctl_regs *ddr_pctl_regs;
+ uint32_t low_power = 0;
+ uint32_t channel_mask;
+ uint32_t channel;
+ uint32_t tmp;
+
+ channel_mask = (read_32(PMUGRF_BASE + PMUGRF_OSREG(2)) >> 28) & 0x3;
+ for (channel = 0; channel < 2; channel++) {
+ ddr_pctl_regs = rk3399_ddr_pctl[channel];
+ if (!(channel_mask & (1 << channel)))
+ continue;
+
+ /* exit stdby mode */
+ low_power |=
+ ((read_32(&rk3399_ddr_cic->cic_ctrl1) >>
+ channel) & 0x1) << (3 + 8 * channel);
+ write_32(&rk3399_ddr_cic->cic_ctrl1,
+ (1 << (channel + 16)) | (0 << channel));
+ /* exit external self-refresh */
+ tmp = channel ? 12 : 8;
+ low_power |= ((read_32(PMU_BASE + PMU_SFT_CON) >> tmp) & 0x1)
+ << (4 + 8 * channel);
+ clrbits_32(PMU_BASE + PMU_SFT_CON, 1 << tmp);
+ while (!(read_32(PMU_BASE + PMU_DDR_SREF_ST) &
+ (1 << channel)))
+ ;
+ /* exit auto low-power */
+ low_power |= (read_32(&ddr_pctl_regs->denali_ctl[101]) &
+ 0xf) << (8 * channel);
+ clrbits_32(&ddr_pctl_regs->denali_ctl[101], 0xf);
+ /* lp_cmd to exit */
+ if (((read_32(&ddr_pctl_regs->denali_ctl[100]) >> 24) &
+ 0x7f) != 0x40) {
+ while (read_32(&ddr_pctl_regs->denali_ctl[200]) & 0x1)
+ ;
+ clrsetbits_32(&ddr_pctl_regs->denali_ctl[93],
+ 0xff << 24, 0x69 << 24);
+ while (((read_32(&ddr_pctl_regs->denali_ctl[100]) >>
+ 24) & 0x7f) != 0x40)
+ ;
+ }
+ }
+ return low_power;
+}
+
+void resume_low_power(uint32_t low_power)
+{
+ struct rk3399_ddr_pctl_regs *ddr_pctl_regs;
+ uint32_t channel_mask;
+ uint32_t channel;
+ uint32_t tmp;
+ uint32_t val;
+
+ channel_mask = (read_32(PMUGRF_BASE + PMUGRF_OSREG(2)) >> 28) & 0x3;
+ for (channel = 0; channel < 2; channel++) {
+ ddr_pctl_regs = rk3399_ddr_pctl[channel];
+ if (!(channel_mask & (1 << channel)))
+ continue;
+
+ /* resume external self-refresh */
+ tmp = channel ? 12 : 8;
+ val = (low_power >> (4 + 8 * channel)) & 0x1;
+ setbits_32(PMU_BASE + PMU_SFT_CON, val << tmp);
+ /* resume auto low-power */
+ val = (low_power >> (8 * channel)) & 0xf;
+ setbits_32(&ddr_pctl_regs->denali_ctl[101], val);
+ /* resume stdby mode */
+ val = (low_power >> (3 + 8 * channel)) & 0x1;
+ write_32(&rk3399_ddr_cic->cic_ctrl1,
+ (1 << (channel + 16)) | (val << channel));
+ }
+}
+
+static void wait_dcf_done(void)
+{
+ while ((read_32(DCF_BASE + DCF_DCF_ISR) & (DCF_DONE)) == 0)
+ continue;
+}
+
+void clr_dcf_irq(void)
+{
+ /* clear dcf irq status */
+ mmio_write_32(DCF_BASE + DCF_DCF_ISR, DCF_TIMEOUT | DCF_ERR | DCF_DONE);
+}
+
+static void enable_dcf(uint32_t dcf_addr)
+{
+ /* config DCF start addr */
+ write_32(DCF_BASE + DCF_DCF_ADDR, dcf_addr);
+ /* wait dcf done */
+ while (read_32(DCF_BASE + DCF_DCF_CTRL) & 1)
+ continue;
+ /* clear dcf irq status */
+ write_32(DCF_BASE + DCF_DCF_ISR, DCF_TIMEOUT | DCF_ERR | DCF_DONE);
+ /* DCF start */
+ setbits_32(DCF_BASE + DCF_DCF_CTRL, DCF_START);
+}
+
+void dcf_code_init(void)
+{
+ memcpy((void *)DCF_START_ADDR, (void *)dcf_code, sizeof(dcf_code));
+ /* set dcf master secure */
+ write_32(SGRF_BASE + 0xe01c, ((0x3 << 0) << 16) | (0 << 0));
+ write_32(DCF_BASE + DCF_DCF_TOSET, 0x80000000);
+}
+
+static void dcf_start(uint32_t freq, uint32_t index)
+{
+ write_32(CRU_BASE + CRU_SOFTRST_CON(10), (0x1 << (1 + 16)) | (1 << 1));
+ write_32(CRU_BASE + CRU_SOFTRST_CON(11), (0x1 << (0 + 16)) | (1 << 0));
+ write_32(DCF_PARAM_ADDR + PARAM_FREQ_SELECT, index << 4);
+
+ write_32(DCF_PARAM_ADDR + PARAM_DRAM_FREQ, freq);
+
+ rkclk_prepare_pll_timing(freq);
+ udelay(10);
+ write_32(CRU_BASE + CRU_SOFTRST_CON(10), (0x1 << (1 + 16)) | (0 << 1));
+ write_32(CRU_BASE + CRU_SOFTRST_CON(11), (0x1 << (0 + 16)) | (0 << 0));
+ udelay(10);
+ enable_dcf(DCF_START_ADDR);
+}
+
+static void dram_low_power_config(struct drv_odt_lp_config *lp_config)
+{
+ uint32_t tmp, tmp1, i;
+ uint32_t ch_cnt = rk3399_dram_status.timing_config.ch_cnt;
+ uint32_t dram_type = rk3399_dram_status.timing_config.dram_type;
+
+ if (dram_type == LPDDR4)
+ tmp = (lp_config->srpd_lite_idle << 16) |
+ lp_config->pd_idle;
+ else
+ tmp = lp_config->pd_idle;
+
+ if (dram_type == DDR3)
+ tmp1 = (2 << 16) | (0x7 << 8) | 7;
+ else
+ tmp1 = (3 << 16) | (0x7 << 8) | 7;
+
+ for (i = 0; i < ch_cnt; i++) {
+ write_32(&rk3399_ddr_pctl[i]->denali_ctl[102], tmp);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[103], 0xffff,
+ (lp_config->sr_mc_gate_idle << 8) |
+ lp_config->sr_idle);
+ clrsetbits_32(&rk3399_ddr_pctl[i]->denali_ctl[101],
+ 0x70f0f, tmp1);
+ }
+
+ /* standby idle */
+ write_32(&rk3399_ddr_cic->cic_idle_th, lp_config->standby_idle);
+ write_32(&rk3399_ddr_cic->cic_cg_wait_th, 0x640008);
+
+ if (ch_cnt == 2) {
+ write_32(GRF_BASE + GRF_DDRC1_CON1,
+ (((0x1<<4) | (0x1<<5) | (0x1<<6) | (0x1<<7)) << 16) |
+ ((0x1<<4) | (0x0<<5) | (0x1<<6) | (0x1<<7)));
+ if (lp_config->standby_idle)
+ tmp = 0x002a002a;
+ else
+ tmp = 0;
+ write_32(&rk3399_ddr_cic->cic_ctrl1, tmp);
+ }
+
+ write_32(GRF_BASE + GRF_DDRC0_CON1,
+ (((0x1<<4) | (0x1<<5) | (0x1<<6) | (0x1<<7)) << 16) |
+ ((0x1<<4) | (0x0<<5) | (0x1<<6) | (0x1<<7)));
+ if (lp_config->standby_idle)
+ tmp = 0x00150015;
+ else
+ tmp = 0;
+ write_32(&rk3399_ddr_cic->cic_ctrl1, tmp);
+}
+
+
+static void dram_related_init(struct ddr_dts_config_timing *dts_timing)
+{
+ uint32_t trefi0, trefi1;
+ uint32_t i;
+ struct rk3399_sdram_config sdram_config;
+
+ dcf_code_init();
+
+ /* get sdram config for os reg */
+ sdram_config_init(&sdram_config);
+ drv_odt_lp_cfg_init(sdram_config.dramtype, dts_timing,
+ &rk3399_dram_status.drv_odt_lp_cfg);
+ sdram_timing_cfg_init(&rk3399_dram_status.timing_config,
+ &sdram_config,
+ &rk3399_dram_status.drv_odt_lp_cfg);
+
+ trefi0 = ((read_32(&rk3399_ddr_pctl[0]->denali_ctl[48]) >>
+ 16) & 0xffff) + 8;
+ trefi1 = ((read_32(&rk3399_ddr_pctl[0]->denali_ctl[49]) >>
+ 16) & 0xffff) + 8;
+
+ rk3399_dram_status.index_freq[0] = trefi0 * 10 / 39;
+ rk3399_dram_status.index_freq[1] = trefi1 * 10 / 39;
+ rk3399_dram_status.current_index =
+ (read_32(&rk3399_ddr_pctl[0]->denali_ctl[111])
+ >> 16) & 0x3;
+ if (rk3399_dram_status.timing_config.dram_type == DDR3) {
+ rk3399_dram_status.index_freq[0] /= 2;
+ rk3399_dram_status.index_freq[1] /= 2;
+ }
+ rk3399_dram_status.index_freq[(rk3399_dram_status.current_index + 1)
+ & 0x1] = 0;
+
+ /* disable all training by ctl and pi */
+ for (i = 0; i < rk3399_dram_status.timing_config.ch_cnt; i++) {
+ clrbits_32(&rk3399_ddr_pctl[i]->denali_ctl[70], (1 << 24) |
+ (1 << 16) | (1 << 8) | 1);
+ clrbits_32(&rk3399_ddr_pctl[i]->denali_ctl[71], 1);
+
+ clrbits_32(&rk3399_ddr_pi[i]->denali_pi[60], 0x3 << 8);
+ clrbits_32(&rk3399_ddr_pi[i]->denali_pi[80], (0x3 << 24) |
+ (0x3 << 16));
+ clrbits_32(&rk3399_ddr_pi[i]->denali_pi[100], 0x3 << 8);
+ clrbits_32(&rk3399_ddr_pi[i]->denali_pi[124], 0x3 << 16);
+ }
+
+ /* init drv odt */
+ if (rk3399_dram_status.index_freq[rk3399_dram_status.current_index] <
+ rk3399_dram_status.drv_odt_lp_cfg.odt_dis_freq)
+ rk3399_dram_status.timing_config.odt = 0;
+ else
+ rk3399_dram_status.timing_config.odt = 1;
+ gen_rk3399_set_ds_odt(&rk3399_dram_status.timing_config,
+ &rk3399_dram_status.drv_odt_lp_cfg);
+ dram_low_power_config(&rk3399_dram_status.drv_odt_lp_cfg);
+}
+
+static uint32_t prepare_ddr_timing(uint32_t mhz)
+{
+ uint32_t index;
+ struct dram_timing_t dram_timing;
+
+ rk3399_dram_status.timing_config.freq = mhz;
+
+ if (mhz < rk3399_dram_status.drv_odt_lp_cfg.ddr3_dll_dis_freq)
+ rk3399_dram_status.timing_config.dllbp = 1;
+ else
+ rk3399_dram_status.timing_config.dllbp = 0;
+ if (mhz < rk3399_dram_status.drv_odt_lp_cfg.odt_dis_freq) {
+ rk3399_dram_status.timing_config.odt = 0;
+ } else {
+ rk3399_dram_status.timing_config.odt = 1;
+ gen_rk3399_set_odt(1);
+ }
+
+ index = (rk3399_dram_status.current_index + 1) & 0x1;
+ if (rk3399_dram_status.index_freq[index] == mhz)
+ goto out;
+
+ /*
+ * checking if having available gate traiing timing for
+ * target freq.
+ */
+ dram_get_parameter(&rk3399_dram_status.timing_config, &dram_timing);
+
+ gen_rk3399_ctl_params(&rk3399_dram_status.timing_config,
+ &dram_timing, index);
+ gen_rk3399_pi_params(&rk3399_dram_status.timing_config,
+ &dram_timing, index);
+ gen_rk3399_phy_params(&rk3399_dram_status.timing_config,
+ &rk3399_dram_status.drv_odt_lp_cfg,
+ &dram_timing, index);
+ rk3399_dram_status.index_freq[index] = mhz;
+
+
+out:
+ return index;
+}
+
+void print_dram_status_info(void)
+{
+ uint32_t *p;
+ uint32_t i;
+
+ p = (uint32_t *) &rk3399_dram_status.timing_config;
+ INFO("rk3399_dram_status.timing_config:\n");
+ for (i = 0; i < sizeof(struct timing_related_config) / 4; i++)
+ tf_printf("%u\n", p[i]);
+ p = (uint32_t *) &rk3399_dram_status.drv_odt_lp_cfg;
+ INFO("rk3399_dram_status.drv_odt_lp_cfg:\n");
+ for (i = 0; i < sizeof(struct drv_odt_lp_config) / 4; i++)
+ tf_printf("%u\n", p[i]);
+}
+
+uint64_t ddr_set_rate(uint64_t hz)
+{
+ uint32_t low_power, index;
+ uint32_t mhz = hz / (1000 * 1000);
+
+ if (mhz ==
+ rk3399_dram_status.index_freq[rk3399_dram_status.current_index])
+ goto out;
+
+ low_power = exit_low_power();
+ index = prepare_ddr_timing(mhz);
+ if (index > 1) {
+ /* set timing error, quit */
+ mhz = 0;
+ goto out;
+ }
+
+ dcf_start(mhz, index);
+ wait_dcf_done();
+ if (rk3399_dram_status.timing_config.odt == 0)
+ gen_rk3399_set_odt(0);
+
+ rk3399_dram_status.current_index = index;
+ resume_low_power(low_power);
+out:
+ return mhz;
+}
+
+uint64_t ddr_round_rate(uint64_t hz)
+{
+ int index;
+ uint32_t mhz = hz / (1000 * 1000);
+
+ index = to_get_clk_index(mhz);
+
+ return dpll_rates_table[index].mhz * 1000 * 1000;
+}
+
+uint64_t dts_timing_receive(uint64_t timing, uint64_t index)
+{
+ uint32_t *p = (uint32_t *) &dts_parameter;
+ static uint32_t receive_nums;
+
+ if (index < (sizeof(dts_parameter) / sizeof(uint32_t) - 1)) {
+ p[index] = (uint32_t)timing;
+ receive_nums++;
+ } else {
+ dts_parameter.available = 0;
+ return -1;
+ }
+
+ /* receive all parameter */
+ if (receive_nums == (sizeof(dts_parameter) / sizeof(uint32_t) - 1)) {
+ dts_parameter.available = 1;
+ receive_nums = 0;
+ }
+
+ return index;
+}
+
+void ddr_init(void)
+{
+ dram_related_init(&dts_parameter);
+}
--- /dev/null
+/*
+ * Copyright (c) 2016, ARM Limited and Contributors. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * Redistributions of source code must retain the above copyright notice, this
+ * list of conditions and the following disclaimer.
+ *
+ * Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * Neither the name of ARM nor the names of its contributors may be used
+ * to endorse or promote products derived from this software without specific
+ * prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <string.h>
+#include <stdint.h>
+#include "dram_spec_timing.h"
+
+static const uint8_t ddr3_cl_cwl[][7] = {
+ /*
+ * speed 0~330 331 ~ 400 401 ~ 533 534~666 667~800 801~933 934~1066
+ * tCK>3 2.5~3 1.875~2.5 1.5~1.875 1.25~1.5 1.07~1.25 0.938~1.07
+ * cl<<4, cwl cl<<4, cwl cl<<4, cwl
+ */
+ /* DDR3_800D (5-5-5) */
+ {((5 << 4) | 5), ((5 << 4) | 5), 0, 0, 0, 0, 0},
+ /* DDR3_800E (6-6-6) */
+ {((5 << 4) | 5), ((6 << 4) | 5), 0, 0, 0, 0, 0},
+ /* DDR3_1066E (6-6-6) */
+ {((5 << 4) | 5), ((5 << 4) | 5), ((6 << 4) | 6), 0, 0, 0, 0},
+ /* DDR3_1066F (7-7-7) */
+ {((5 << 4) | 5), ((6 << 4) | 5), ((7 << 4) | 6), 0, 0, 0, 0},
+ /* DDR3_1066G (8-8-8) */
+ {((5 << 4) | 5), ((6 << 4) | 5), ((8 << 4) | 6), 0, 0, 0, 0},
+ /* DDR3_1333F (7-7-7) */
+ {((5 << 4) | 5), ((5 << 4) | 5), ((6 << 4) | 6), ((7 << 4) | 7),
+ 0, 0, 0},
+ /* DDR3_1333G (8-8-8) */
+ {((5 << 4) | 5), ((5 << 4) | 5), ((7 << 4) | 6), ((8 << 4) | 7),
+ 0, 0, 0},
+ /* DDR3_1333H (9-9-9) */
+ {((5 << 4) | 5), ((6 << 4) | 5), ((8 << 4) | 6), ((9 << 4) | 7),
+ 0, 0, 0},
+ /* DDR3_1333J (10-10-10) */
+ {((5 << 4) | 5), ((6 << 4) | 5), ((8 << 4) | 6), ((10 << 4) | 7),
+ 0, 0, 0},
+ /* DDR3_1600G (8-8-8) */
+ {((5 << 4) | 5), ((5 << 4) | 5), ((6 << 4) | 6), ((7 << 4) | 7),
+ ((8 << 4) | 8), 0, 0},
+ /* DDR3_1600H (9-9-9) */
+ {((5 << 4) | 5), ((5 << 4) | 5), ((6 << 4) | 6), ((8 << 4) | 7),
+ ((9 << 4) | 8), 0, 0},
+ /* DDR3_1600J (10-10-10) */
+ {((5 << 4) | 5), ((5 << 4) | 5), ((7 << 4) | 6), ((9 << 4) | 7),
+ ((10 << 4) | 8), 0, 0},
+ /* DDR3_1600K (11-11-11) */
+ {((5 << 4) | 5), ((6 << 4) | 5), ((8 << 4) | 6), ((10 << 4) | 7),
+ ((11 << 4) | 8), 0, 0},
+ /* DDR3_1866J (10-10-10) */
+ {((5 << 4) | 5), ((5 << 4) | 5), ((6 << 4) | 6), ((8 << 4) | 7),
+ ((9 << 4) | 8), ((11 << 4) | 9), 0},
+ /* DDR3_1866K (11-11-11) */
+ {((5 << 4) | 5), ((5 << 4) | 5), ((7 << 4) | 6), ((8 << 4) | 7),
+ ((10 << 4) | 8), ((11 << 4) | 9), 0},
+ /* DDR3_1866L (12-12-12) */
+ {((6 << 4) | 5), ((6 << 4) | 5), ((7 << 4) | 6), ((9 << 4) | 7),
+ ((11 << 4) | 8), ((12 << 4) | 9), 0},
+ /* DDR3_1866M (13-13-13) */
+ {((6 << 4) | 5), ((6 << 4) | 5), ((8 << 4) | 6), ((10 << 4) | 7),
+ ((11 << 4) | 8), ((13 << 4) | 9), 0},
+ /* DDR3_2133K (11-11-11) */
+ {((5 << 4) | 5), ((5 << 4) | 5), ((6 << 4) | 6), ((7 << 4) | 7),
+ ((9 << 4) | 8), ((10 << 4) | 9), ((11 << 4) | 10)},
+ /* DDR3_2133L (12-12-12) */
+ {((5 << 4) | 5), ((5 << 4) | 5), ((6 << 4) | 6), ((8 << 4) | 7),
+ ((9 << 4) | 8), ((11 << 4) | 9), ((12 << 4) | 10)},
+ /* DDR3_2133M (13-13-13) */
+ {((5 << 4) | 5), ((5 << 4) | 5), ((7 << 4) | 6), ((9 << 4) | 7),
+ ((10 << 4) | 8), ((12 << 4) | 9), ((13 << 4) | 10)},
+ /* DDR3_2133N (14-14-14) */
+ {((6 << 4) | 5), ((6 << 4) | 5), ((7 << 4) | 6), ((9 << 4) | 7),
+ ((11 << 4) | 8), ((13 << 4) | 9), ((14 << 4) | 10)},
+ /* DDR3_DEFAULT */
+ {((6 << 4) | 5), ((6 << 4) | 5), ((8 << 4) | 6), ((10 << 4) | 7),
+ ((11 << 4) | 8), ((13 << 4) | 9), ((14 << 4) | 10)}
+};
+
+static const uint16_t ddr3_trc_tfaw[] = {
+ /* tRC tFAW */
+ ((50 << 8) | 50), /* DDR3_800D (5-5-5) */
+ ((53 << 8) | 50), /* DDR3_800E (6-6-6) */
+
+ ((49 << 8) | 50), /* DDR3_1066E (6-6-6) */
+ ((51 << 8) | 50), /* DDR3_1066F (7-7-7) */
+ ((53 << 8) | 50), /* DDR3_1066G (8-8-8) */
+
+ ((47 << 8) | 45), /* DDR3_1333F (7-7-7) */
+ ((48 << 8) | 45), /* DDR3_1333G (8-8-8) */
+ ((50 << 8) | 45), /* DDR3_1333H (9-9-9) */
+ ((51 << 8) | 45), /* DDR3_1333J (10-10-10) */
+
+ ((45 << 8) | 40), /* DDR3_1600G (8-8-8) */
+ ((47 << 8) | 40), /* DDR3_1600H (9-9-9)*/
+ ((48 << 8) | 40), /* DDR3_1600J (10-10-10) */
+ ((49 << 8) | 40), /* DDR3_1600K (11-11-11) */
+
+ ((45 << 8) | 35), /* DDR3_1866J (10-10-10) */
+ ((46 << 8) | 35), /* DDR3_1866K (11-11-11) */
+ ((47 << 8) | 35), /* DDR3_1866L (12-12-12) */
+ ((48 << 8) | 35), /* DDR3_1866M (13-13-13) */
+
+ ((44 << 8) | 35), /* DDR3_2133K (11-11-11) */
+ ((45 << 8) | 35), /* DDR3_2133L (12-12-12) */
+ ((46 << 8) | 35), /* DDR3_2133M (13-13-13) */
+ ((47 << 8) | 35), /* DDR3_2133N (14-14-14) */
+
+ ((53 << 8) | 50) /* DDR3_DEFAULT */
+};
+
+static uint32_t get_max_speed_rate(struct timing_related_config *timing_config)
+{
+ if (timing_config->ch_cnt > 1)
+ return max(timing_config->dram_info[0].speed_rate,
+ timing_config->dram_info[1].speed_rate);
+ else
+ return timing_config->dram_info[0].speed_rate;
+}
+
+static uint32_t
+get_max_die_capability(struct timing_related_config *timing_config)
+{
+ uint32_t die_cap = 0;
+ uint32_t cs, ch;
+
+ for (ch = 0; ch < timing_config->ch_cnt; ch++) {
+ for (cs = 0; cs < timing_config->dram_info[ch].cs_cnt; cs++) {
+ die_cap = max(die_cap,
+ timing_config->
+ dram_info[ch].per_die_capability[cs]);
+ }
+ }
+ return die_cap;
+}
+
+/* tRSTL, 100ns */
+#define DDR3_TRSTL (100)
+/* trsth, 500us */
+#define DDR3_TRSTH (500000)
+/* trefi, 7.8us */
+#define DDR3_TREFI_7_8_US (7800)
+/* tWR, 15ns */
+#define DDR3_TWR (15)
+/* tRTP, max(4 tCK,7.5ns) */
+#define DDR3_TRTP (7)
+/* tRRD = max(4nCK, 10ns) */
+#define DDR3_TRRD (10)
+/* tCK */
+#define DDR3_TCCD (4)
+/*tWTR, max(4 tCK,7.5ns)*/
+#define DDR3_TWTR (7)
+/* tCK */
+#define DDR3_TRTW (0)
+/* tRAS, 37.5ns(400MHz) 37.5ns(533MHz) */
+#define DDR3_TRAS (37)
+/* ns */
+#define DDR3_TRFC_512MBIT (90)
+/* ns */
+#define DDR3_TRFC_1GBIT (110)
+/* ns */
+#define DDR3_TRFC_2GBIT (160)
+/* ns */
+#define DDR3_TRFC_4GBIT (300)
+/* ns */
+#define DDR3_TRFC_8GBIT (350)
+
+/*pd and sr*/
+#define DDR3_TXP (7) /* tXP, max(3 tCK, 7.5ns)( < 933MHz) */
+#define DDR3_TXPDLL (24) /* tXPDLL, max(10 tCK, 24ns) */
+#define DDR3_TDLLK (512) /* tXSR, tDLLK=512 tCK */
+#define DDR3_TCKE_400MHZ (7) /* tCKE, max(3 tCK,7.5ns)(400MHz) */
+#define DDR3_TCKE_533MHZ (6) /* tCKE, max(3 tCK,5.625ns)(533MHz) */
+#define DDR3_TCKSRE (10) /* tCKSRX, max(5 tCK, 10ns) */
+
+/*mode register timing*/
+#define DDR3_TMOD (15) /* tMOD, max(12 tCK,15ns) */
+#define DDR3_TMRD (4) /* tMRD, 4 tCK */
+
+/* ZQ */
+#define DDR3_TZQINIT (640) /* tZQinit, max(512 tCK, 640ns) */
+#define DDR3_TZQCS (80) /* tZQCS, max(64 tCK, 80ns) */
+#define DDR3_TZQOPER (320) /* tZQoper, max(256 tCK, 320ns) */
+
+/* Write leveling */
+#define DDR3_TWLMRD (40) /* tCK */
+#define DDR3_TWLO (9) /* max 7.5ns */
+#define DDR3_TWLDQSEN (25) /* tCK */
+
+/*
+ * Description: depend on input parameter "timing_config",
+ * and calculate all ddr3
+ * spec timing to "pdram_timing"
+ * parameters:
+ * input: timing_config
+ * output: pdram_timing
+ */
+static void ddr3_get_parameter(struct timing_related_config *timing_config,
+ struct dram_timing_t *pdram_timing)
+{
+ uint32_t nmhz = timing_config->freq;
+ uint32_t ddr_speed_bin = get_max_speed_rate(timing_config);
+ uint32_t ddr_capability_per_die = get_max_die_capability(timing_config);
+ uint32_t tmp;
+
+ memset((void *)pdram_timing, 0, sizeof(struct dram_timing_t));
+ pdram_timing->mhz = nmhz;
+ pdram_timing->al = 0;
+ pdram_timing->bl = timing_config->bl;
+ if (nmhz <= 330)
+ tmp = 0;
+ else if (nmhz <= 400)
+ tmp = 1;
+ else if (nmhz <= 533)
+ tmp = 2;
+ else if (nmhz <= 666)
+ tmp = 3;
+ else if (nmhz <= 800)
+ tmp = 4;
+ else if (nmhz <= 933)
+ tmp = 5;
+ else
+ tmp = 6;
+
+ /* when dll bypss cl = cwl = 6 */
+ if (nmhz < 300) {
+ pdram_timing->cl = 6;
+ pdram_timing->cwl = 6;
+ } else {
+ pdram_timing->cl = (ddr3_cl_cwl[ddr_speed_bin][tmp] >> 4) & 0xf;
+ pdram_timing->cwl = ddr3_cl_cwl[ddr_speed_bin][tmp] & 0xf;
+ }
+
+ switch (timing_config->dramds) {
+ case 40:
+ tmp = DDR3_DS_40;
+ break;
+ case 34:
+ default:
+ tmp = DDR3_DS_34;
+ break;
+ }
+
+ switch (timing_config->dramodt) {
+ case 60:
+ pdram_timing->mr[1] = tmp | DDR3_RTT_NOM_60;
+ break;
+ case 40:
+ pdram_timing->mr[1] = tmp | DDR3_RTT_NOM_40;
+ break;
+ case 120:
+ pdram_timing->mr[1] = tmp | DDR3_RTT_NOM_120;
+ break;
+ case 0:
+ default:
+ pdram_timing->mr[1] = tmp | DDR3_RTT_NOM_DIS;
+ break;
+ }
+
+ pdram_timing->mr[2] = DDR3_MR2_CWL(pdram_timing->cwl);
+ pdram_timing->mr[3] = 0;
+
+ pdram_timing->trstl = ((DDR3_TRSTL * nmhz + 999) / 1000);
+ pdram_timing->trsth = ((DDR3_TRSTH * nmhz + 999) / 1000);
+ /* tREFI, average periodic refresh interval, 7.8us */
+ pdram_timing->trefi = ((DDR3_TREFI_7_8_US * nmhz + 999) / 1000);
+ /* base timing */
+ pdram_timing->trcd = pdram_timing->cl;
+ pdram_timing->trp = pdram_timing->cl;
+ pdram_timing->trppb = pdram_timing->cl;
+ tmp = ((DDR3_TWR * nmhz + 999) / 1000);
+ pdram_timing->twr = tmp;
+ pdram_timing->tdal = tmp + pdram_timing->trp;
+ if (tmp < 9) {
+ tmp = tmp - 4;
+ } else {
+ tmp += (tmp & 0x1) ? 1 : 0;
+ tmp = tmp >> 1;
+ }
+ if (pdram_timing->bl == 4)
+ pdram_timing->mr[0] = DDR3_BC4
+ | DDR3_CL(pdram_timing->cl)
+ | DDR3_WR(tmp);
+ else
+ pdram_timing->mr[0] = DDR3_BL8
+ | DDR3_CL(pdram_timing->cl)
+ | DDR3_WR(tmp);
+ tmp = ((DDR3_TRTP * nmhz + (nmhz >> 1) + 999) / 1000);
+ pdram_timing->trtp = max(4, tmp);
+ pdram_timing->trc =
+ (((ddr3_trc_tfaw[ddr_speed_bin] >> 8) * nmhz + 999) / 1000);
+ tmp = ((DDR3_TRRD * nmhz + 999) / 1000);
+ pdram_timing->trrd = max(4, tmp);
+ pdram_timing->tccd = DDR3_TCCD;
+ tmp = ((DDR3_TWTR * nmhz + (nmhz >> 1) + 999) / 1000);
+ pdram_timing->twtr = max(4, tmp);
+ pdram_timing->trtw = DDR3_TRTW;
+ pdram_timing->tras_max = 9 * pdram_timing->trefi;
+ pdram_timing->tras_min = ((DDR3_TRAS * nmhz + (nmhz >> 1) + 999)
+ / 1000);
+ pdram_timing->tfaw =
+ (((ddr3_trc_tfaw[ddr_speed_bin] & 0x0ff) * nmhz + 999)
+ / 1000);
+ /* tRFC, 90ns(512Mb),110ns(1Gb),160ns(2Gb),300ns(4Gb),350ns(8Gb) */
+ if (ddr_capability_per_die <= 0x4000000)
+ tmp = DDR3_TRFC_512MBIT;
+ else if (ddr_capability_per_die <= 0x8000000)
+ tmp = DDR3_TRFC_1GBIT;
+ else if (ddr_capability_per_die <= 0x10000000)
+ tmp = DDR3_TRFC_2GBIT;
+ else if (ddr_capability_per_die <= 0x20000000)
+ tmp = DDR3_TRFC_4GBIT;
+ else
+ tmp = DDR3_TRFC_8GBIT;
+ pdram_timing->trfc = (tmp * nmhz + 999) / 1000;
+ pdram_timing->txsnr = max(5, (((tmp + 10) * nmhz + 999) / 1000));
+ pdram_timing->tdqsck_max = 0;
+ /*pd and sr*/
+ pdram_timing->txsr = DDR3_TDLLK;
+ tmp = ((DDR3_TXP * nmhz + (nmhz >> 1) + 999) / 1000);
+ pdram_timing->txp = max(3, tmp);
+ tmp = ((DDR3_TXPDLL * nmhz + 999) / 1000);
+ pdram_timing->txpdll = max(10, tmp);
+ pdram_timing->tdllk = DDR3_TDLLK;
+ if (nmhz >= 533)
+ tmp = ((DDR3_TCKE_533MHZ * nmhz + 999) / 1000);
+ else
+ tmp = ((DDR3_TCKE_400MHZ * nmhz + (nmhz >> 1) + 999) / 1000);
+ pdram_timing->tcke = max(3, tmp);
+ pdram_timing->tckesr = (pdram_timing->tcke + 1);
+ tmp = ((DDR3_TCKSRE * nmhz + 999) / 1000);
+ pdram_timing->tcksre = max(5, tmp);
+ pdram_timing->tcksrx = max(5, tmp);
+ /*mode register timing*/
+ tmp = ((DDR3_TMOD * nmhz + 999) / 1000);
+ pdram_timing->tmod = max(12, tmp);
+ pdram_timing->tmrd = DDR3_TMRD;
+ pdram_timing->tmrr = 0;
+ /*ODT*/
+ pdram_timing->todton = pdram_timing->cwl - 2;
+ /*ZQ*/
+ tmp = ((DDR3_TZQINIT * nmhz + 999) / 1000);
+ pdram_timing->tzqinit = max(512, tmp);
+ tmp = ((DDR3_TZQCS * nmhz + 999) / 1000);
+ pdram_timing->tzqcs = max(64, tmp);
+ tmp = ((DDR3_TZQOPER * nmhz + 999) / 1000);
+ pdram_timing->tzqoper = max(256, tmp);
+ /* write leveling */
+ pdram_timing->twlmrd = DDR3_TWLMRD;
+ pdram_timing->twldqsen = DDR3_TWLDQSEN;
+ pdram_timing->twlo = ((DDR3_TWLO * nmhz + (nmhz >> 1) + 999) / 1000);
+}
+
+#define LPDDR2_TINIT1 (100) /* ns */
+#define LPDDR2_TINIT2 (5) /* tCK */
+#define LPDDR2_TINIT3 (200000) /* 200us */
+#define LPDDR2_TINIT4 (1000) /* 1us */
+#define LPDDR2_TINIT5 (10000) /* 10us */
+#define LPDDR2_TRSTL (0) /* tCK */
+#define LPDDR2_TRSTH (500000) /* 500us */
+#define LPDDR2_TREFI_3_9_US (3900) /* 3.9us */
+#define LPDDR2_TREFI_7_8_US (7800) /* 7.8us */
+
+/* base timing */
+#define LPDDR2_TRCD (24) /* tRCD,15ns(Fast)18ns(Typ)24ns(Slow) */
+#define LPDDR2_TRP_PB (18) /* tRPpb,15ns(Fast)18ns(Typ)24ns(Slow) */
+#define LPDDR2_TRP_AB_8_BANK (21) /* tRPab,18ns(Fast)21ns(Typ)27ns(Slow) */
+#define LPDDR2_TWR (15) /* tWR, max(3tCK,15ns) */
+#define LPDDR2_TRTP (7) /* tRTP, max(2tCK, 7.5ns) */
+#define LPDDR2_TRRD (10) /* tRRD, max(2tCK,10ns) */
+#define LPDDR2_TCCD (2) /* tCK */
+#define LPDDR2_TWTR_GREAT_200MHZ (7) /* ns */
+#define LPDDR2_TWTR_LITTLE_200MHZ (10) /* ns */
+#define LPDDR2_TRTW (0) /* tCK */
+#define LPDDR2_TRAS_MAX (70000) /* 70us */
+#define LPDDR2_TRAS (42) /* tRAS, max(3tCK,42ns) */
+#define LPDDR2_TFAW_GREAT_200MHZ (50) /* max(8tCK,50ns) */
+#define LPDDR2_TFAW_LITTLE_200MHZ (60) /* max(8tCK,60ns) */
+#define LPDDR2_TRFC_8GBIT (210) /* ns */
+#define LPDDR2_TRFC_4GBIT (130) /* ns */
+#define LPDDR2_TDQSCK_MIN (2) /* tDQSCKmin, 2.5ns */
+#define LPDDR2_TDQSCK_MAX (5) /* tDQSCKmax, 5.5ns */
+
+/*pd and sr*/
+#define LPDDR2_TXP (7) /* tXP, max(2tCK,7.5ns) */
+#define LPDDR2_TXPDLL (0)
+#define LPDDR2_TDLLK (0) /* tCK */
+#define LPDDR2_TCKE (3) /* tCK */
+#define LPDDR2_TCKESR (15) /* tCKESR, max(3tCK,15ns) */
+#define LPDDR2_TCKSRE (1) /* tCK */
+#define LPDDR2_TCKSRX (2) /* tCK */
+
+/*mode register timing*/
+#define LPDDR2_TMOD (0)
+#define LPDDR2_TMRD (5) /* tMRD, (=tMRW), 5 tCK */
+#define LPDDR2_TMRR (2) /* tCK */
+
+/*ZQ*/
+#define LPDDR2_TZQINIT (1000) /* ns */
+#define LPDDR2_TZQCS (90) /* tZQCS, max(6tCK,90ns) */
+#define LPDDR2_TZQCL (360) /* tZQCL, max(6tCK,360ns) */
+#define LPDDR2_TZQRESET (50) /* ZQreset, max(3tCK,50ns) */
+
+/*
+ * Description: depend on input parameter "timing_config",
+ * and calculate all lpddr2
+ * spec timing to "pdram_timing"
+ * parameters:
+ * input: timing_config
+ * output: pdram_timing
+ */
+static void lpddr2_get_parameter(struct timing_related_config *timing_config,
+ struct dram_timing_t *pdram_timing)
+{
+ uint32_t nmhz = timing_config->freq;
+ uint32_t ddr_capability_per_die = get_max_die_capability(timing_config);
+ uint32_t tmp, trp_tmp, trppb_tmp, tras_tmp, twr_tmp, bl_tmp;
+
+ memset((void *)pdram_timing, 0, sizeof(struct dram_timing_t));
+ pdram_timing->mhz = nmhz;
+ pdram_timing->al = 0;
+ pdram_timing->bl = timing_config->bl;
+
+ /* 1066 933 800 667 533 400 333
+ * RL, 8 7 6 5 4 3 3
+ * WL, 4 4 3 2 2 1 1
+ */
+ if (nmhz <= 266) {
+ pdram_timing->cl = 4;
+ pdram_timing->cwl = 2;
+ pdram_timing->mr[2] = LPDDR2_RL4_WL2;
+ } else if (nmhz <= 333) {
+ pdram_timing->cl = 5;
+ pdram_timing->cwl = 2;
+ pdram_timing->mr[2] = LPDDR2_RL5_WL2;
+ } else if (nmhz <= 400) {
+ pdram_timing->cl = 6;
+ pdram_timing->cwl = 3;
+ pdram_timing->mr[2] = LPDDR2_RL6_WL3;
+ } else if (nmhz <= 466) {
+ pdram_timing->cl = 7;
+ pdram_timing->cwl = 4;
+ pdram_timing->mr[2] = LPDDR2_RL7_WL4;
+ } else {
+ pdram_timing->cl = 8;
+ pdram_timing->cwl = 4;
+ pdram_timing->mr[2] = LPDDR2_RL8_WL4;
+ }
+ switch (timing_config->dramds) {
+ case 120:
+ pdram_timing->mr[3] = LPDDR2_DS_120;
+ break;
+ case 80:
+ pdram_timing->mr[3] = LPDDR2_DS_80;
+ break;
+ case 60:
+ pdram_timing->mr[3] = LPDDR2_DS_60;
+ break;
+ case 48:
+ pdram_timing->mr[3] = LPDDR2_DS_48;
+ break;
+ case 40:
+ pdram_timing->mr[3] = LPDDR2_DS_40;
+ break;
+ case 34:
+ default:
+ pdram_timing->mr[3] = LPDDR2_DS_34;
+ break;
+ }
+ pdram_timing->mr[0] = 0;
+
+ pdram_timing->tinit1 = (LPDDR2_TINIT1 * nmhz + 999) / 1000;
+ pdram_timing->tinit2 = LPDDR2_TINIT2;
+ pdram_timing->tinit3 = (LPDDR2_TINIT3 * nmhz + 999) / 1000;
+ pdram_timing->tinit4 = (LPDDR2_TINIT4 * nmhz + 999) / 1000;
+ pdram_timing->tinit5 = (LPDDR2_TINIT5 * nmhz + 999) / 1000;
+ pdram_timing->trstl = LPDDR2_TRSTL;
+ pdram_timing->trsth = (LPDDR2_TRSTH * nmhz + 999) / 1000;
+ /*
+ * tREFI, average periodic refresh interval,
+ * 15.6us(<256Mb) 7.8us(256Mb-1Gb) 3.9us(2Gb-8Gb)
+ */
+ if (ddr_capability_per_die >= 0x10000000)
+ pdram_timing->trefi = (LPDDR2_TREFI_3_9_US * nmhz + 999)
+ / 1000;
+ else
+ pdram_timing->trefi = (LPDDR2_TREFI_7_8_US * nmhz + 999)
+ / 1000;
+ /* base timing */
+ tmp = ((LPDDR2_TRCD * nmhz + 999) / 1000);
+ pdram_timing->trcd = max(3, tmp);
+ /*
+ * tRPpb, max(3tCK, 15ns(Fast) 18ns(Typ) 24ns(Slow),
+ */
+ trppb_tmp = ((LPDDR2_TRP_PB * nmhz + 999) / 1000);
+ trppb_tmp = max(3, trppb_tmp);
+ pdram_timing->trppb = trppb_tmp;
+ /*
+ * tRPab, max(3tCK, 4-bank:15ns(Fast) 18ns(Typ) 24ns(Slow),
+ * 8-bank:18ns(Fast) 21ns(Typ) 27ns(Slow))
+ */
+ trp_tmp = ((LPDDR2_TRP_AB_8_BANK * nmhz + 999) / 1000);
+ trp_tmp = max(3, trp_tmp);
+ pdram_timing->trp = trp_tmp;
+ twr_tmp = ((LPDDR2_TWR * nmhz + 999) / 1000);
+ twr_tmp = max(3, twr_tmp);
+ pdram_timing->twr = twr_tmp;
+ bl_tmp = (pdram_timing->bl == 16) ? LPDDR2_BL16 :
+ ((pdram_timing->bl == 8) ? LPDDR2_BL8 : LPDDR2_BL4);
+ pdram_timing->mr[1] = bl_tmp | LPDDR2_N_WR(twr_tmp);
+ tmp = ((LPDDR2_TRTP * nmhz + (nmhz >> 1) + 999) / 1000);
+ pdram_timing->trtp = max(2, tmp);
+ tras_tmp = ((LPDDR2_TRAS * nmhz + 999) / 1000);
+ tras_tmp = max(3, tras_tmp);
+ pdram_timing->tras_min = tras_tmp;
+ pdram_timing->tras_max = ((LPDDR2_TRAS_MAX * nmhz + 999) / 1000);
+ pdram_timing->trc = (tras_tmp + trp_tmp);
+ tmp = ((LPDDR2_TRRD * nmhz + 999) / 1000);
+ pdram_timing->trrd = max(2, tmp);
+ pdram_timing->tccd = LPDDR2_TCCD;
+ /* tWTR, max(2tCK, 7.5ns(533-266MHz) 10ns(200-166MHz)) */
+ if (nmhz > 200)
+ tmp = ((LPDDR2_TWTR_GREAT_200MHZ * nmhz + (nmhz >> 1) +
+ 999) / 1000);
+ else
+ tmp = ((LPDDR2_TWTR_LITTLE_200MHZ * nmhz + 999) / 1000);
+ pdram_timing->twtr = max(2, tmp);
+ pdram_timing->trtw = LPDDR2_TRTW;
+ if (nmhz <= 200)
+ pdram_timing->tfaw = (LPDDR2_TFAW_LITTLE_200MHZ * nmhz + 999)
+ / 1000;
+ else
+ pdram_timing->tfaw = (LPDDR2_TFAW_GREAT_200MHZ * nmhz + 999)
+ / 1000;
+ /* tRFC, 90ns(<=512Mb) 130ns(1Gb-4Gb) 210ns(8Gb) */
+ if (ddr_capability_per_die >= 0x40000000) {
+ pdram_timing->trfc =
+ (LPDDR2_TRFC_8GBIT * nmhz + 999) / 1000;
+ tmp = (((LPDDR2_TRFC_8GBIT + 10) * nmhz + 999) / 1000);
+ } else {
+ pdram_timing->trfc =
+ (LPDDR2_TRFC_4GBIT * nmhz + 999) / 1000;
+ tmp = (((LPDDR2_TRFC_4GBIT + 10) * nmhz + 999) / 1000);
+ }
+ if (tmp < 2)
+ tmp = 2;
+ pdram_timing->txsr = tmp;
+ pdram_timing->txsnr = tmp;
+ /* tdqsck use rounded down */
+ pdram_timing->tdqsck = ((LPDDR2_TDQSCK_MIN * nmhz + (nmhz >> 1))
+ / 1000);
+ pdram_timing->tdqsck_max =
+ ((LPDDR2_TDQSCK_MAX * nmhz + (nmhz >> 1) + 999)
+ / 1000);
+ /* pd and sr */
+ tmp = ((LPDDR2_TXP * nmhz + (nmhz >> 1) + 999) / 1000);
+ pdram_timing->txp = max(2, tmp);
+ pdram_timing->txpdll = LPDDR2_TXPDLL;
+ pdram_timing->tdllk = LPDDR2_TDLLK;
+ pdram_timing->tcke = LPDDR2_TCKE;
+ tmp = ((LPDDR2_TCKESR * nmhz + 999) / 1000);
+ pdram_timing->tckesr = max(3, tmp);
+ pdram_timing->tcksre = LPDDR2_TCKSRE;
+ pdram_timing->tcksrx = LPDDR2_TCKSRX;
+ /* mode register timing */
+ pdram_timing->tmod = LPDDR2_TMOD;
+ pdram_timing->tmrd = LPDDR2_TMRD;
+ pdram_timing->tmrr = LPDDR2_TMRR;
+ /* ZQ */
+ pdram_timing->tzqinit = (LPDDR2_TZQINIT * nmhz + 999) / 1000;
+ tmp = ((LPDDR2_TZQCS * nmhz + 999) / 1000);
+ pdram_timing->tzqcs = max(6, tmp);
+ tmp = ((LPDDR2_TZQCL * nmhz + 999) / 1000);
+ pdram_timing->tzqoper = max(6, tmp);
+ tmp = ((LPDDR2_TZQRESET * nmhz + 999) / 1000);
+ pdram_timing->tzqreset = max(3, tmp);
+}
+
+#define LPDDR3_TINIT1 (100) /* ns */
+#define LPDDR3_TINIT2 (5) /* tCK */
+#define LPDDR3_TINIT3 (200000) /* 200us */
+#define LPDDR3_TINIT4 (1000) /* 1us */
+#define LPDDR3_TINIT5 (10000) /* 10us */
+#define LPDDR3_TRSTL (0)
+#define LPDDR3_TRSTH (0) /* 500us */
+#define LPDDR3_TREFI_3_9_US (3900) /* 3.9us */
+
+/* base timging */
+#define LPDDR3_TRCD (18) /* tRCD,15ns(Fast)18ns(Typ)24ns(Slow) */
+#define LPDDR3_TRP_PB (18) /* tRPpb, 15ns(Fast) 18ns(Typ) 24ns(Slow) */
+#define LPDDR3_TRP_AB (21) /* tRPab, 18ns(Fast) 21ns(Typ) 27ns(Slow) */
+#define LPDDR3_TWR (15) /* tWR, max(4tCK,15ns) */
+#define LPDDR3_TRTP (7) /* tRTP, max(4tCK, 7.5ns) */
+#define LPDDR3_TRRD (10) /* tRRD, max(2tCK,10ns) */
+#define LPDDR3_TCCD (4) /* tCK */
+#define LPDDR3_TWTR (7) /* tWTR, max(4tCK, 7.5ns) */
+#define LPDDR3_TRTW (0) /* tCK register min valid value */
+#define LPDDR3_TRAS_MAX (70000) /* 70us */
+#define LPDDR3_TRAS (42) /* tRAS, max(3tCK,42ns) */
+#define LPDDR3_TFAW (50) /* tFAW,max(8tCK, 50ns) */
+#define LPDDR3_TRFC_8GBIT (210) /* tRFC, 130ns(4Gb) 210ns(>4Gb) */
+#define LPDDR3_TRFC_4GBIT (130) /* ns */
+#define LPDDR3_TDQSCK_MIN (2) /* tDQSCKmin,2.5ns */
+#define LPDDR3_TDQSCK_MAX (5) /* tDQSCKmax,5.5ns */
+
+/* pd and sr */
+#define LPDDR3_TXP (7) /* tXP, max(3tCK,7.5ns) */
+#define LPDDR3_TXPDLL (0)
+#define LPDDR3_TCKE (7) /* tCKE, (max 7.5ns,3 tCK) */
+#define LPDDR3_TCKESR (15) /* tCKESR, max(3tCK,15ns) */
+#define LPDDR3_TCKSRE (2) /* tCKSRE=tCPDED, 2 tCK */
+#define LPDDR3_TCKSRX (2) /* tCKSRX, 2 tCK */
+
+/* mode register timing */
+#define LPDDR3_TMOD (0)
+#define LPDDR3_TMRD (14) /* tMRD, (=tMRW), max(14ns, 10 tCK) */
+#define LPDDR3_TMRR (4) /* tMRR, 4 tCK */
+#define LPDDR3_TMRRI LPDDR3_TRCD
+
+/* ODT */
+#define LPDDR3_TODTON (3) /* 3.5ns */
+
+/* ZQ */
+#define LPDDR3_TZQINIT (1000) /* 1us */
+#define LPDDR3_TZQCS (90) /* tZQCS, 90ns */
+#define LPDDR3_TZQCL (360) /* 360ns */
+#define LPDDR3_TZQRESET (50) /* ZQreset, max(3tCK,50ns) */
+/* write leveling */
+#define LPDDR3_TWLMRD (40) /* ns */
+#define LPDDR3_TWLO (20) /* ns */
+#define LPDDR3_TWLDQSEN (25) /* ns */
+/* CA training */
+#define LPDDR3_TCACKEL (10) /* tCK */
+#define LPDDR3_TCAENT (10) /* tCK */
+#define LPDDR3_TCAMRD (20) /* tCK */
+#define LPDDR3_TCACKEH (10) /* tCK */
+#define LPDDR3_TCAEXT (10) /* tCK */
+#define LPDDR3_TADR (20) /* ns */
+#define LPDDR3_TMRZ (3) /* ns */
+
+/*
+ * Description: depend on input parameter "timing_config",
+ * and calculate all lpddr3
+ * spec timing to "pdram_timing"
+ * parameters:
+ * input: timing_config
+ * output: pdram_timing
+ */
+static void lpddr3_get_parameter(struct timing_related_config *timing_config,
+ struct dram_timing_t *pdram_timing)
+{
+ uint32_t nmhz = timing_config->freq;
+ uint32_t ddr_capability_per_die = get_max_die_capability(timing_config);
+ uint32_t tmp, trp_tmp, trppb_tmp, tras_tmp, twr_tmp, bl_tmp;
+
+ memset((void *)pdram_timing, 0, sizeof(struct dram_timing_t));
+ pdram_timing->mhz = nmhz;
+ pdram_timing->al = 0;
+ pdram_timing->bl = timing_config->bl;
+
+ /*
+ * Only support Write Latency Set A here
+ * 1066 933 800 733 667 600 533 400 166
+ * RL, 16 14 12 11 10 9 8 6 3
+ * WL, 8 8 6 6 6 5 4 3 1
+ */
+ if (nmhz <= 400) {
+ pdram_timing->cl = 6;
+ pdram_timing->cwl = 3;
+ pdram_timing->mr[2] = LPDDR3_RL6_WL3;
+ } else if (nmhz <= 533) {
+ pdram_timing->cl = 8;
+ pdram_timing->cwl = 4;
+ pdram_timing->mr[2] = LPDDR3_RL8_WL4;
+ } else if (nmhz <= 600) {
+ pdram_timing->cl = 9;
+ pdram_timing->cwl = 5;
+ pdram_timing->mr[2] = LPDDR3_RL9_WL5;
+ } else if (nmhz <= 667) {
+ pdram_timing->cl = 10;
+ pdram_timing->cwl = 6;
+ pdram_timing->mr[2] = LPDDR3_RL10_WL6;
+ } else if (nmhz <= 733) {
+ pdram_timing->cl = 11;
+ pdram_timing->cwl = 6;
+ pdram_timing->mr[2] = LPDDR3_RL11_WL6;
+ } else if (nmhz <= 800) {
+ pdram_timing->cl = 12;
+ pdram_timing->cwl = 6;
+ pdram_timing->mr[2] = LPDDR3_RL12_WL6;
+ } else if (nmhz <= 933) {
+ pdram_timing->cl = 14;
+ pdram_timing->cwl = 8;
+ pdram_timing->mr[2] = LPDDR3_RL14_WL8;
+ } else {
+ pdram_timing->cl = 16;
+ pdram_timing->cwl = 8;
+ pdram_timing->mr[2] = LPDDR3_RL16_WL8;
+ }
+ switch (timing_config->dramds) {
+ case 80:
+ pdram_timing->mr[3] = LPDDR3_DS_80;
+ break;
+ case 60:
+ pdram_timing->mr[3] = LPDDR3_DS_60;
+ break;
+ case 48:
+ pdram_timing->mr[3] = LPDDR3_DS_48;
+ break;
+ case 40:
+ pdram_timing->mr[3] = LPDDR3_DS_40;
+ break;
+ case 3440:
+ pdram_timing->mr[3] = LPDDR3_DS_34D_40U;
+ break;
+ case 4048:
+ pdram_timing->mr[3] = LPDDR3_DS_40D_48U;
+ break;
+ case 3448:
+ pdram_timing->mr[3] = LPDDR3_DS_34D_48U;
+ break;
+ case 34:
+ default:
+ pdram_timing->mr[3] = LPDDR3_DS_34;
+ break;
+ }
+ pdram_timing->mr[0] = 0;
+ switch (timing_config->dramodt) {
+ case 60:
+ pdram_timing->mr11 = LPDDR3_ODT_60;
+ break;
+ case 120:
+ pdram_timing->mr11 = LPDDR3_ODT_120;
+ break;
+ case 240:
+ default:
+ pdram_timing->mr11 = LPDDR3_ODT_240;
+ break;
+ }
+
+ pdram_timing->tinit1 = (LPDDR3_TINIT1 * nmhz + 999) / 1000;
+ pdram_timing->tinit2 = LPDDR3_TINIT2;
+ pdram_timing->tinit3 = (LPDDR3_TINIT3 * nmhz + 999) / 1000;
+ pdram_timing->tinit4 = (LPDDR3_TINIT4 * nmhz + 999) / 1000;
+ pdram_timing->tinit5 = (LPDDR3_TINIT5 * nmhz + 999) / 1000;
+ pdram_timing->trstl = LPDDR3_TRSTL;
+ pdram_timing->trsth = (LPDDR3_TRSTH * nmhz + 999) / 1000;
+ /* tREFI, average periodic refresh interval, 3.9us(4Gb-16Gb) */
+ pdram_timing->trefi = (LPDDR3_TREFI_3_9_US * nmhz + 999) / 1000;
+ /* base timing */
+ tmp = ((LPDDR3_TRCD * nmhz + 999) / 1000);
+ pdram_timing->trcd = max(3, tmp);
+ trppb_tmp = ((LPDDR3_TRP_PB * nmhz + 999) / 1000);
+ trppb_tmp = max(3, trppb_tmp);
+ pdram_timing->trppb = trppb_tmp;
+ trp_tmp = ((LPDDR3_TRP_AB * nmhz + 999) / 1000);
+ trp_tmp = max(3, trp_tmp);
+ pdram_timing->trp = trp_tmp;
+ twr_tmp = ((LPDDR3_TWR * nmhz + 999) / 1000);
+ twr_tmp = max(4, twr_tmp);
+ pdram_timing->twr = twr_tmp;
+ if (twr_tmp <= 6)
+ twr_tmp = 6;
+ else if (twr_tmp <= 8)
+ twr_tmp = 8;
+ else if (twr_tmp <= 12)
+ twr_tmp = twr_tmp;
+ else if (twr_tmp <= 14)
+ twr_tmp = 14;
+ else
+ twr_tmp = 16;
+ if (twr_tmp > 9)
+ pdram_timing->mr[2] |= (1 << 4); /*enable nWR > 9*/
+ twr_tmp = (twr_tmp > 9) ? (twr_tmp - 10) : (twr_tmp - 2);
+ bl_tmp = LPDDR3_BL8;
+ pdram_timing->mr[1] = bl_tmp | LPDDR3_N_WR(twr_tmp);
+ tmp = ((LPDDR3_TRTP * nmhz + (nmhz >> 1) + 999) / 1000);
+ pdram_timing->trtp = max(4, tmp);
+ tras_tmp = ((LPDDR3_TRAS * nmhz + 999) / 1000);
+ tras_tmp = max(3, tras_tmp);
+ pdram_timing->tras_min = tras_tmp;
+ pdram_timing->trc = (tras_tmp + trp_tmp);
+ tmp = ((LPDDR3_TRRD * nmhz + 999) / 1000);
+ pdram_timing->trrd = max(2, tmp);
+ pdram_timing->tccd = LPDDR3_TCCD;
+ tmp = ((LPDDR3_TWTR * nmhz + (nmhz >> 1) + 999) / 1000);
+ pdram_timing->twtr = max(4, tmp);
+ pdram_timing->trtw = ((LPDDR3_TRTW * nmhz + 999) / 1000);
+ pdram_timing->tras_max = ((LPDDR3_TRAS_MAX * nmhz + 999) / 1000);
+ tmp = (LPDDR3_TFAW * nmhz + 999) / 1000;
+ pdram_timing->tfaw = max(8, tmp);
+ if (ddr_capability_per_die > 0x20000000) {
+ pdram_timing->trfc =
+ (LPDDR3_TRFC_8GBIT * nmhz + 999) / 1000;
+ tmp = (((LPDDR3_TRFC_8GBIT + 10) * nmhz + 999) / 1000);
+ } else {
+ pdram_timing->trfc =
+ (LPDDR3_TRFC_4GBIT * nmhz + 999) / 1000;
+ tmp = (((LPDDR3_TRFC_4GBIT + 10) * nmhz + 999) / 1000);
+ }
+ pdram_timing->txsr = max(2, tmp);
+ pdram_timing->txsnr = max(2, tmp);
+ /* tdqsck use rounded down */
+ pdram_timing->tdqsck =
+ ((LPDDR3_TDQSCK_MIN * nmhz + (nmhz >> 1))
+ / 1000);
+ pdram_timing->tdqsck_max =
+ ((LPDDR3_TDQSCK_MAX * nmhz + (nmhz >> 1) + 999)
+ / 1000);
+ /*pd and sr*/
+ tmp = ((LPDDR3_TXP * nmhz + (nmhz >> 1) + 999) / 1000);
+ pdram_timing->txp = max(3, tmp);
+ pdram_timing->txpdll = LPDDR3_TXPDLL;
+ tmp = ((LPDDR3_TCKE * nmhz + (nmhz >> 1) + 999) / 1000);
+ pdram_timing->tcke = max(3, tmp);
+ tmp = ((LPDDR3_TCKESR * nmhz + 999) / 1000);
+ pdram_timing->tckesr = max(3, tmp);
+ pdram_timing->tcksre = LPDDR3_TCKSRE;
+ pdram_timing->tcksrx = LPDDR3_TCKSRX;
+ /*mode register timing*/
+ pdram_timing->tmod = LPDDR3_TMOD;
+ tmp = ((LPDDR3_TMRD * nmhz + 999) / 1000);
+ pdram_timing->tmrd = max(10, tmp);
+ pdram_timing->tmrr = LPDDR3_TMRR;
+ tmp = ((LPDDR3_TRCD * nmhz + 999) / 1000);
+ pdram_timing->tmrri = max(3, tmp);
+ /* ODT */
+ pdram_timing->todton = (LPDDR3_TODTON * nmhz + (nmhz >> 1) + 999)
+ / 1000;
+ /* ZQ */
+ pdram_timing->tzqinit = (LPDDR3_TZQINIT * nmhz + 999) / 1000;
+ pdram_timing->tzqcs =
+ ((LPDDR3_TZQCS * nmhz + 999) / 1000);
+ pdram_timing->tzqoper =
+ ((LPDDR3_TZQCL * nmhz + 999) / 1000);
+ tmp = ((LPDDR3_TZQRESET * nmhz + 999) / 1000);
+ pdram_timing->tzqreset = max(3, tmp);
+ /* write leveling */
+ pdram_timing->twlmrd = (LPDDR3_TWLMRD * nmhz + 999) / 1000;
+ pdram_timing->twlo = (LPDDR3_TWLO * nmhz + 999) / 1000;
+ pdram_timing->twldqsen = (LPDDR3_TWLDQSEN * nmhz + 999) / 1000;
+ /* CA training */
+ pdram_timing->tcackel = LPDDR3_TCACKEL;
+ pdram_timing->tcaent = LPDDR3_TCAENT;
+ pdram_timing->tcamrd = LPDDR3_TCAMRD;
+ pdram_timing->tcackeh = LPDDR3_TCACKEH;
+ pdram_timing->tcaext = LPDDR3_TCAEXT;
+ pdram_timing->tadr = (LPDDR3_TADR * nmhz + 999) / 1000;
+ pdram_timing->tmrz = (LPDDR3_TMRZ * nmhz + 999) / 1000;
+ pdram_timing->tcacd = pdram_timing->tadr + 2;
+}
+
+#define LPDDR4_TINIT1 (200000) /* 200us */
+#define LPDDR4_TINIT2 (10) /* 10ns */
+#define LPDDR4_TINIT3 (2000000) /* 2ms */
+#define LPDDR4_TINIT4 (5) /* tCK */
+#define LPDDR4_TINIT5 (2000) /* 2us */
+#define LPDDR4_TRSTL LPDDR4_TINIT1
+#define LPDDR4_TRSTH LPDDR4_TINIT3
+#define LPDDR4_TREFI_3_9_US (3900) /* 3.9us */
+
+/* base timging */
+#define LPDDR4_TRCD (18) /* tRCD, max(18ns,4tCK) */
+#define LPDDR4_TRP_PB (18) /* tRPpb, max(18ns, 4tCK) */
+#define LPDDR4_TRP_AB (21) /* tRPab, max(21ns, 4tCK) */
+#define LPDDR4_TRRD (10) /* tRRD, max(4tCK,10ns) */
+#define LPDDR4_TCCD_BL16 (8) /* tCK */
+#define LPDDR4_TCCD_BL32 (16) /* tCK */
+#define LPDDR4_TWTR (10) /* tWTR, max(8tCK, 10ns) */
+#define LPDDR4_TRTW (0) /* tCK register min valid value */
+#define LPDDR4_TRAS_MAX (70000) /* 70us */
+#define LPDDR4_TRAS (42) /* tRAS, max(3tCK,42ns) */
+#define LPDDR4_TFAW (40) /* tFAW,min 40ns) */
+#define LPDDR4_TRFC_12GBIT (280) /* tRFC, 280ns(>=12Gb) */
+#define LPDDR4_TRFC_6GBIT (180) /* 6Gb/8Gb 180ns */
+#define LPDDR4_TRFC_4GBIT (130) /* 4Gb 130ns */
+#define LPDDR4_TDQSCK_MIN (1) /* tDQSCKmin,1.5ns */
+#define LPDDR4_TDQSCK_MAX (3) /* tDQSCKmax,3.5ns */
+#define LPDDR4_TPPD (4) /* tCK */
+
+/* pd and sr */
+#define LPDDR4_TXP (7) /* tXP, max(5tCK,7.5ns) */
+#define LPDDR4_TCKE (7) /* tCKE, max(7.5ns,4 tCK) */
+#define LPDDR4_TESCKE (1) /* tESCKE, max(1.75ns, 3tCK) */
+#define LPDDR4_TSR (15) /* tSR, max(15ns, 3tCK) */
+#define LPDDR4_TCMDCKE (1) /* max(1.75ns, 3tCK) */
+#define LPDDR4_TCSCKE (1) /* 1.75ns */
+#define LPDDR4_TCKELCS (5) /* max(5ns, 5tCK) */
+#define LPDDR4_TCSCKEH (1) /* 1.75ns */
+#define LPDDR4_TCKEHCS (7) /* max(7.5ns, 5tCK) */
+#define LPDDR4_TMRWCKEL (14) /* max(14ns, 10tCK) */
+#define LPDDR4_TCKELCMD (7) /* max(7.5ns, 3tCK) */
+#define LPDDR4_TCKEHCMD (7) /* max(7.5ns, 3tCK) */
+#define LPDDR4_TCKELPD (7) /* max(7.5ns, 3tCK) */
+#define LPDDR4_TCKCKEL (7) /* max(7.5ns, 3tCK) */
+
+/* mode register timing */
+#define LPDDR4_TMRD (14) /* tMRD, (=tMRW), max(14ns, 10 tCK) */
+#define LPDDR4_TMRR (8) /* tMRR, 8 tCK */
+
+/* ODT */
+#define LPDDR4_TODTON (3) /* 3.5ns */
+
+/* ZQ */
+#define LPDDR4_TZQCAL (1000) /* 1us */
+#define LPDDR4_TZQLAT (30) /* tZQLAT, max(30ns,8tCK) */
+#define LPDDR4_TZQRESET (50) /* ZQreset, max(3tCK,50ns) */
+#define LPDDR4_TZQCKE (1) /* tZQCKE, max(1.75ns, 3tCK) */
+
+/* write leveling */
+#define LPDDR4_TWLMRD (40) /* tCK */
+#define LPDDR4_TWLO (20) /* ns */
+#define LPDDR4_TWLDQSEN (20) /* tCK */
+
+/* CA training */
+#define LPDDR4_TCAENT (250) /* ns */
+#define LPDDR4_TADR (20) /* ns */
+#define LPDDR4_TMRZ (1) /* 1.5ns */
+#define LPDDR4_TVREF_LONG (250) /* ns */
+#define LPDDR4_TVREF_SHORT (100) /* ns */
+
+/* VRCG */
+#define LPDDR4_TVRCG_ENABLE (200) /* ns */
+#define LPDDR4_TVRCG_DISABLE (100) /* ns */
+
+/* FSP */
+#define LPDDR4_TFC_LONG (250) /* ns */
+#define LPDDR4_TCKFSPE (7) /* max(7.5ns, 4tCK) */
+#define LPDDR4_TCKFSPX (7) /* max(7.5ns, 4tCK) */
+
+/*
+ * Description: depend on input parameter "timing_config",
+ * and calculate all lpddr4
+ * spec timing to "pdram_timing"
+ * parameters:
+ * input: timing_config
+ * output: pdram_timing
+ */
+static void lpddr4_get_parameter(struct timing_related_config *timing_config,
+ struct dram_timing_t *pdram_timing)
+{
+ uint32_t nmhz = timing_config->freq;
+ uint32_t ddr_capability_per_die = get_max_die_capability(timing_config);
+ uint32_t tmp, trp_tmp, trppb_tmp, tras_tmp;
+
+ memset((void *)pdram_timing, 0, sizeof(struct dram_timing_t));
+ pdram_timing->mhz = nmhz;
+ pdram_timing->al = 0;
+ pdram_timing->bl = timing_config->bl;
+
+ /*
+ * Only support Write Latency Set A here
+ * 2133 1866 1600 1333 1066 800 533 266
+ * RL, 36 32 28 24 20 14 10 6
+ * WL, 18 16 14 12 10 8 6 4
+ * nWR, 40 34 30 24 20 16 10 6
+ * nRTP,16 14 12 10 8 8 8 8
+ */
+ tmp = (timing_config->bl == 32) ? 1 : 0;
+
+ /*
+ * we always use WR preamble = 2tCK
+ * RD preamble = Static
+ */
+ tmp |= (1 << 2);
+ if (nmhz <= 266) {
+ pdram_timing->cl = 6;
+ pdram_timing->cwl = 4;
+ pdram_timing->twr = 6;
+ pdram_timing->trtp = 8;
+ pdram_timing->mr[2] = LPDDR4_RL6_NRTP8 | LPDDR4_A_WL4;
+ } else if (nmhz <= 533) {
+ if (timing_config->rdbi) {
+ pdram_timing->cl = 12;
+ pdram_timing->mr[2] = LPDDR4_RL12_NRTP8 | LPDDR4_A_WL6;
+ } else {
+ pdram_timing->cl = 10;
+ pdram_timing->mr[2] = LPDDR4_RL10_NRTP8 | LPDDR4_A_WL6;
+ }
+ pdram_timing->cwl = 6;
+ pdram_timing->twr = 10;
+ pdram_timing->trtp = 8;
+ tmp |= (1 << 4);
+ } else if (nmhz <= 800) {
+ if (timing_config->rdbi) {
+ pdram_timing->cl = 16;
+ pdram_timing->mr[2] = LPDDR4_RL16_NRTP8 | LPDDR4_A_WL8;
+ } else {
+ pdram_timing->cl = 14;
+ pdram_timing->mr[2] = LPDDR4_RL14_NRTP8 | LPDDR4_A_WL8;
+ }
+ pdram_timing->cwl = 8;
+ pdram_timing->twr = 16;
+ pdram_timing->trtp = 8;
+ tmp |= (2 << 4);
+ } else if (nmhz <= 1066) {
+ if (timing_config->rdbi) {
+ pdram_timing->cl = 22;
+ pdram_timing->mr[2] = LPDDR4_RL22_NRTP8 | LPDDR4_A_WL10;
+ } else {
+ pdram_timing->cl = 20;
+ pdram_timing->mr[2] = LPDDR4_RL20_NRTP8 | LPDDR4_A_WL10;
+ }
+ pdram_timing->cwl = 10;
+ pdram_timing->twr = 20;
+ pdram_timing->trtp = 8;
+ tmp |= (3 << 4);
+ } else if (nmhz <= 1333) {
+ if (timing_config->rdbi) {
+ pdram_timing->cl = 28;
+ pdram_timing->mr[2] = LPDDR4_RL28_NRTP10 |
+ LPDDR4_A_WL12;
+ } else {
+ pdram_timing->cl = 24;
+ pdram_timing->mr[2] = LPDDR4_RL24_NRTP10 |
+ LPDDR4_A_WL12;
+ }
+ pdram_timing->cwl = 12;
+ pdram_timing->twr = 24;
+ pdram_timing->trtp = 10;
+ tmp |= (4 << 4);
+ } else if (nmhz <= 1600) {
+ if (timing_config->rdbi) {
+ pdram_timing->cl = 32;
+ pdram_timing->mr[2] = LPDDR4_RL32_NRTP12 |
+ LPDDR4_A_WL14;
+ } else {
+ pdram_timing->cl = 28;
+ pdram_timing->mr[2] = LPDDR4_RL28_NRTP12 |
+ LPDDR4_A_WL14;
+ }
+ pdram_timing->cwl = 14;
+ pdram_timing->twr = 30;
+ pdram_timing->trtp = 12;
+ tmp |= (5 << 4);
+ } else if (nmhz <= 1866) {
+ if (timing_config->rdbi) {
+ pdram_timing->cl = 36;
+ pdram_timing->mr[2] = LPDDR4_RL36_NRTP14 |
+ LPDDR4_A_WL16;
+ } else {
+ pdram_timing->cl = 32;
+ pdram_timing->mr[2] = LPDDR4_RL32_NRTP14 |
+ LPDDR4_A_WL16;
+ }
+ pdram_timing->cwl = 16;
+ pdram_timing->twr = 34;
+ pdram_timing->trtp = 14;
+ tmp |= (6 << 4);
+ } else {
+ if (timing_config->rdbi) {
+ pdram_timing->cl = 40;
+ pdram_timing->mr[2] = LPDDR4_RL40_NRTP16 |
+ LPDDR4_A_WL18;
+ } else {
+ pdram_timing->cl = 36;
+ pdram_timing->mr[2] = LPDDR4_RL36_NRTP16 |
+ LPDDR4_A_WL18;
+ }
+ pdram_timing->cwl = 18;
+ pdram_timing->twr = 40;
+ pdram_timing->trtp = 16;
+ tmp |= (7 << 4);
+ }
+ pdram_timing->mr[1] = tmp;
+ tmp = (timing_config->rdbi ? LPDDR4_DBI_RD_EN : 0) |
+ (timing_config->wdbi ? LPDDR4_DBI_WR_EN : 0);
+ switch (timing_config->dramds) {
+ case 240:
+ pdram_timing->mr[3] = LPDDR4_PDDS_240 | tmp;
+ break;
+ case 120:
+ pdram_timing->mr[3] = LPDDR4_PDDS_120 | tmp;
+ break;
+ case 80:
+ pdram_timing->mr[3] = LPDDR4_PDDS_80 | tmp;
+ break;
+ case 60:
+ pdram_timing->mr[3] = LPDDR4_PDDS_60 | tmp;
+ break;
+ case 48:
+ pdram_timing->mr[3] = LPDDR4_PDDS_48 | tmp;
+ break;
+ case 40:
+ default:
+ pdram_timing->mr[3] = LPDDR4_PDDS_40 | tmp;
+ break;
+ }
+ pdram_timing->mr[0] = 0;
+ switch (timing_config->dramodt) {
+ case 240:
+ tmp = LPDDR4_DQODT_240;
+ break;
+ case 120:
+ tmp = LPDDR4_DQODT_120;
+ break;
+ case 80:
+ tmp = LPDDR4_DQODT_80;
+ break;
+ case 60:
+ tmp = LPDDR4_DQODT_60;
+ break;
+ case 48:
+ tmp = LPDDR4_DQODT_48;
+ break;
+ case 40:
+ default:
+ tmp = LPDDR4_DQODT_40;
+ break;
+ }
+ switch (timing_config->caodt) {
+ case 240:
+ pdram_timing->mr11 = LPDDR4_CAODT_240 | tmp;
+ break;
+ case 120:
+ pdram_timing->mr11 = LPDDR4_CAODT_120 | tmp;
+ break;
+ case 80:
+ pdram_timing->mr11 = LPDDR4_CAODT_80 | tmp;
+ break;
+ case 60:
+ pdram_timing->mr11 = LPDDR4_CAODT_60 | tmp;
+ break;
+ case 48:
+ pdram_timing->mr11 = LPDDR4_CAODT_48 | tmp;
+ break;
+ case 40:
+ default:
+ pdram_timing->mr11 = LPDDR4_CAODT_40 | tmp;
+ break;
+ }
+
+ pdram_timing->tinit1 = (LPDDR4_TINIT1 * nmhz + 999) / 1000;
+ pdram_timing->tinit2 = (LPDDR4_TINIT2 * nmhz + 999) / 1000;
+ pdram_timing->tinit3 = (LPDDR4_TINIT3 * nmhz + 999) / 1000;
+ pdram_timing->tinit4 = (LPDDR4_TINIT4 * nmhz + 999) / 1000;
+ pdram_timing->tinit5 = (LPDDR4_TINIT5 * nmhz + 999) / 1000;
+ pdram_timing->trstl = (LPDDR4_TRSTL * nmhz + 999) / 1000;
+ pdram_timing->trsth = (LPDDR4_TRSTH * nmhz + 999) / 1000;
+ /* tREFI, average periodic refresh interval, 3.9us(4Gb-16Gb) */
+ pdram_timing->trefi = (LPDDR4_TREFI_3_9_US * nmhz + 999) / 1000;
+ /* base timing */
+ tmp = ((LPDDR4_TRCD * nmhz + 999) / 1000);
+ pdram_timing->trcd = max(4, tmp);
+ trppb_tmp = ((LPDDR4_TRP_PB * nmhz + 999) / 1000);
+ trppb_tmp = max(4, trppb_tmp);
+ pdram_timing->trppb = trppb_tmp;
+ trp_tmp = ((LPDDR4_TRP_AB * nmhz + 999) / 1000);
+ trp_tmp = max(4, trp_tmp);
+ pdram_timing->trp = trp_tmp;
+ tras_tmp = ((LPDDR4_TRAS * nmhz + 999) / 1000);
+ tras_tmp = max(3, tras_tmp);
+ pdram_timing->tras_min = tras_tmp;
+ pdram_timing->trc = (tras_tmp + trp_tmp);
+ tmp = ((LPDDR4_TRRD * nmhz + 999) / 1000);
+ pdram_timing->trrd = max(4, tmp);
+ if (timing_config->bl == 32)
+ pdram_timing->tccd = LPDDR4_TCCD_BL16;
+ else
+ pdram_timing->tccd = LPDDR4_TCCD_BL32;
+ pdram_timing->tccdmw = 4 * pdram_timing->tccd;
+ tmp = ((LPDDR4_TWTR * nmhz + 999) / 1000);
+ pdram_timing->twtr = max(8, tmp);
+ pdram_timing->trtw = ((LPDDR4_TRTW * nmhz + 999) / 1000);
+ pdram_timing->tras_max = ((LPDDR4_TRAS_MAX * nmhz + 999) / 1000);
+ pdram_timing->tfaw = (LPDDR4_TFAW * nmhz + 999) / 1000;
+ if (ddr_capability_per_die > 0x60000000) {
+ /* >= 12Gb */
+ pdram_timing->trfc =
+ (LPDDR4_TRFC_12GBIT * nmhz + 999) / 1000;
+ tmp = (((LPDDR4_TRFC_12GBIT + 7) * nmhz + (nmhz >> 1) +
+ 999) / 1000);
+ } else if (ddr_capability_per_die > 0x30000000) {
+ pdram_timing->trfc =
+ (LPDDR4_TRFC_6GBIT * nmhz + 999) / 1000;
+ tmp = (((LPDDR4_TRFC_6GBIT + 7) * nmhz + (nmhz >> 1) +
+ 999) / 1000);
+ } else {
+ pdram_timing->trfc =
+ (LPDDR4_TRFC_4GBIT * nmhz + 999) / 1000;
+ tmp = (((LPDDR4_TRFC_4GBIT + 7) * nmhz + (nmhz >> 1) +
+ 999) / 1000);
+ }
+ pdram_timing->txsr = max(2, tmp);
+ pdram_timing->txsnr = max(2, tmp);
+ /* tdqsck use rounded down */
+ pdram_timing->tdqsck = ((LPDDR4_TDQSCK_MIN * nmhz +
+ (nmhz >> 1)) / 1000);
+ pdram_timing->tdqsck_max = ((LPDDR4_TDQSCK_MAX * nmhz +
+ (nmhz >> 1) + 999) / 1000);
+ pdram_timing->tppd = LPDDR4_TPPD;
+ /* pd and sr */
+ tmp = ((LPDDR4_TXP * nmhz + (nmhz >> 1) + 999) / 1000);
+ pdram_timing->txp = max(5, tmp);
+ tmp = ((LPDDR4_TCKE * nmhz + (nmhz >> 1) + 999) / 1000);
+ pdram_timing->tcke = max(4, tmp);
+ tmp = ((LPDDR4_TESCKE * nmhz +
+ ((nmhz * 3) / 4) +
+ 999) / 1000);
+ pdram_timing->tescke = max(3, tmp);
+ tmp = ((LPDDR4_TSR * nmhz + 999) / 1000);
+ pdram_timing->tsr = max(3, tmp);
+ tmp = ((LPDDR4_TCMDCKE * nmhz +
+ ((nmhz * 3) / 4) +
+ 999) / 1000);
+ pdram_timing->tcmdcke = max(3, tmp);
+ pdram_timing->tcscke = ((LPDDR4_TCSCKE * nmhz +
+ ((nmhz * 3) / 4) +
+ 999) / 1000);
+ tmp = ((LPDDR4_TCKELCS * nmhz + 999) / 1000);
+ pdram_timing->tckelcs = max(5, tmp);
+ pdram_timing->tcsckeh = ((LPDDR4_TCSCKEH * nmhz +
+ ((nmhz * 3) / 4) +
+ 999) / 1000);
+ tmp = ((LPDDR4_TCKEHCS * nmhz +
+ (nmhz >> 1) + 999) / 1000);
+ pdram_timing->tckehcs = max(5, tmp);
+ tmp = ((LPDDR4_TMRWCKEL * nmhz + 999) / 1000);
+ pdram_timing->tmrwckel = max(10, tmp);
+ tmp = ((LPDDR4_TCKELCMD * nmhz + (nmhz >> 1) +
+ 999) / 1000);
+ pdram_timing->tckelcmd = max(3, tmp);
+ tmp = ((LPDDR4_TCKEHCMD * nmhz + (nmhz >> 1) +
+ 999) / 1000);
+ pdram_timing->tckehcmd = max(3, tmp);
+ tmp = ((LPDDR4_TCKELPD * nmhz + (nmhz >> 1) +
+ 999) / 1000);
+ pdram_timing->tckelpd = max(3, tmp);
+ tmp = ((LPDDR4_TCKCKEL * nmhz + (nmhz >> 1) +
+ 999) / 1000);
+ pdram_timing->tckckel = max(3, tmp);
+ /* mode register timing */
+ tmp = ((LPDDR4_TMRD * nmhz + 999) / 1000);
+ pdram_timing->tmrd = max(10, tmp);
+ pdram_timing->tmrr = LPDDR4_TMRR;
+ pdram_timing->tmrri = pdram_timing->trcd + 3;
+ /* ODT */
+ pdram_timing->todton = (LPDDR4_TODTON * nmhz + (nmhz >> 1) + 999)
+ / 1000;
+ /* ZQ */
+ pdram_timing->tzqcal = (LPDDR4_TZQCAL * nmhz + 999) / 1000;
+ tmp = ((LPDDR4_TZQLAT * nmhz + 999) / 1000);
+ pdram_timing->tzqlat = max(8, tmp);
+ tmp = ((LPDDR4_TZQRESET * nmhz + 999) / 1000);
+ pdram_timing->tzqreset = max(3, tmp);
+ tmp = ((LPDDR4_TZQCKE * nmhz +
+ ((nmhz * 3) / 4) +
+ 999) / 1000);
+ pdram_timing->tzqcke = max(3, tmp);
+ /* write leveling */
+ pdram_timing->twlmrd = LPDDR4_TWLMRD;
+ pdram_timing->twlo = (LPDDR4_TWLO * nmhz + 999) / 1000;
+ pdram_timing->twldqsen = LPDDR4_TWLDQSEN;
+ /* CA training */
+ pdram_timing->tcaent = (LPDDR4_TCAENT * nmhz + 999) / 1000;
+ pdram_timing->tadr = (LPDDR4_TADR * nmhz + 999) / 1000;
+ pdram_timing->tmrz = (LPDDR4_TMRZ * nmhz + (nmhz >> 1) + 999) / 1000;
+ pdram_timing->tvref_long = (LPDDR4_TVREF_LONG * nmhz + 999) / 1000;
+ pdram_timing->tvref_short = (LPDDR4_TVREF_SHORT * nmhz + 999) / 1000;
+ /* VRCG */
+ pdram_timing->tvrcg_enable = (LPDDR4_TVRCG_ENABLE * nmhz +
+ 999) / 1000;
+ pdram_timing->tvrcg_disable = (LPDDR4_TVRCG_DISABLE * nmhz +
+ 999) / 1000;
+ /* FSP */
+ pdram_timing->tfc_long = (LPDDR4_TFC_LONG * nmhz + 999) / 1000;
+ tmp = (LPDDR4_TCKFSPE * nmhz + (nmhz >> 1) + 999) / 1000;
+ pdram_timing->tckfspe = max(4, tmp);
+ tmp = (LPDDR4_TCKFSPX * nmhz + (nmhz >> 1) + 999) / 1000;
+ pdram_timing->tckfspx = max(4, tmp);
+}
+
+/*
+ * Description: depend on input parameter "timing_config",
+ * and calculate correspond "dram_type"
+ * spec timing to "pdram_timing"
+ * parameters:
+ * input: timing_config
+ * output: pdram_timing
+ * NOTE: MR ODT is set, need to disable by controller
+ */
+void dram_get_parameter(struct timing_related_config *timing_config,
+ struct dram_timing_t *pdram_timing)
+{
+ switch (timing_config->dram_type) {
+ case DDR3:
+ ddr3_get_parameter(timing_config, pdram_timing);
+ break;
+ case LPDDR2:
+ lpddr2_get_parameter(timing_config, pdram_timing);
+ break;
+ case LPDDR3:
+ lpddr3_get_parameter(timing_config, pdram_timing);
+ break;
+ case LPDDR4:
+ lpddr4_get_parameter(timing_config, pdram_timing);
+ break;
+ }
+}
projects / project / bcm63xx / atf.git / commitdiff