board: k2e-evm: add board support
authorHao Zhang <hzhang@ti.com>
Tue, 15 Jul 2014 21:59:27 +0000 (00:59 +0300)
committerTom Rini <trini@ti.com>
Fri, 25 Jul 2014 20:26:11 +0000 (16:26 -0400)
This patch adds Keystone2 k2e_evm evaluation board support.

Signed-off-by: Hao Zhang <hzhang@ti.com>
Signed-off-by: Ivan Khoronzhuk <ivan.khoronzhuk@ti.com>
arch/arm/include/asm/arch-keystone/hardware.h
board/ti/ks2_evm/Makefile
board/ti/ks2_evm/board_k2e.c [new file with mode: 0644]
board/ti/ks2_evm/ddr3_cfg.c
board/ti/ks2_evm/ddr3_cfg.h
board/ti/ks2_evm/ddr3_k2e.c [new file with mode: 0644]
boards.cfg
include/configs/k2e_evm.h [new file with mode: 0644]

index bcfb5517ea21b2358e16c8fb5ae2b552abc93254..ddeb06e7bb7641d89485847e33dbcc3fce99a775 100644 (file)
@@ -119,6 +119,7 @@ typedef volatile unsigned int   *dv_reg_p;
 
 #define KS2_PLL_CNTRL_BASE             0x02310000
 #define KS2_CLOCK_BASE                 KS2_PLL_CNTRL_BASE
+#define KS2_RSTCTRL_RSTYPE             (KS2_PLL_CNTRL_BASE + 0xe4)
 #define KS2_RSTCTRL                    (KS2_PLL_CNTRL_BASE + 0xe8)
 #define KS2_RSTCTRL_KEY                        0x5a69
 #define KS2_RSTCTRL_MASK               0xffff0000
index 774a7d526c5dd55eb1b3926947d9009043897446..00f1164833c29f9483c714047167c9c7d6e7b330 100644 (file)
@@ -9,3 +9,5 @@ obj-y += board.o
 obj-y += ddr3_cfg.o
 obj-$(CONFIG_K2HK_EVM) += board_k2hk.o
 obj-$(CONFIG_K2HK_EVM) += ddr3_k2hk.o
+obj-$(CONFIG_K2E_EVM) += board_k2e.o
+obj-$(CONFIG_K2E_EVM) += ddr3_k2e.o
diff --git a/board/ti/ks2_evm/board_k2e.c b/board/ti/ks2_evm/board_k2e.c
new file mode 100644 (file)
index 0000000..d2499b7
--- /dev/null
@@ -0,0 +1,39 @@
+/*
+ * K2E EVM : Board initialization
+ *
+ * (C) Copyright 2014
+ *     Texas Instruments Incorporated, <www.ti.com>
+ *
+ * SPDX-License-Identifier:     GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/arch/ddr3.h>
+#include <asm/arch/hardware.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+unsigned int external_clk[ext_clk_count] = {
+       [sys_clk]       = 100000000,
+       [alt_core_clk]  = 100000000,
+       [pa_clk]        = 100000000,
+       [ddr3_clk]      = 100000000,
+       [mcm_clk]       = 312500000,
+       [pcie_clk]      = 100000000,
+       [sgmii_clk]     = 156250000,
+       [xgmii_clk]     = 156250000,
+       [usb_clk]       = 100000000,
+};
+
+static struct pll_init_data pll_config[] = {
+       CORE_PLL_1200,
+       PASS_PLL_1000,
+};
+
+#if defined(CONFIG_BOARD_EARLY_INIT_F)
+int board_early_init_f(void)
+{
+       init_plls(ARRAY_SIZE(pll_config), pll_config);
+       return 0;
+}
+#endif
index 6e55af924f2b4575dea9e7711dd55f8481da9fa5..f7da9f2bcbaab775f3a80e1ecad375286f4c141a 100644 (file)
@@ -93,6 +93,46 @@ struct ddr3_emif_config ddr3_1333_2g = {
 };
 #endif
 
+#ifdef CONFIG_K2E_EVM
+/* DDR3 PHY configuration data with 1600M rate, and 4GB size  */
+struct ddr3_phy_config ddr3phy_1600_4g = {
+       .pllcr          = 0x0001C000ul,
+       .pgcr1_mask     = (IODDRM_MASK | ZCKSEL_MASK),
+       .pgcr1_val      = ((1 << 2) | (1 << 7) | (1 << 23)),
+       .ptr0           = 0x42C21590ul,
+       .ptr1           = 0xD05612C0ul,
+       .ptr2           = 0, /* not set in gel */
+       .ptr3           = 0x08861A80ul,
+       .ptr4           = 0x0C827100ul,
+       .dcr_mask       = (PDQ_MASK | MPRDQ_MASK | BYTEMASK_MASK),
+       .dcr_val        = ((1 << 10)),
+       .dtpr0          = 0x9D9CBB66ul,
+       .dtpr1          = 0x12840300ul,
+       .dtpr2          = 0x5002D200ul,
+       .mr0            = 0x00001C70ul,
+       .mr1            = 0x00000006ul,
+       .mr2            = 0x00000018ul,
+       .dtcr           = 0x710035C7ul,
+       .pgcr2          = 0x00F07A12ul,
+       .zq0cr1         = 0x0001005Dul,
+       .zq1cr1         = 0x0001005Bul,
+       .zq2cr1         = 0x0001005Bul,
+       .pir_v1         = 0x00000033ul,
+       .pir_v2         = 0x0000FF81ul,
+};
+
+/* DDR3 EMIF configuration data with 1600M rate, and 4GB size  */
+struct ddr3_emif_config ddr3_1600_4g = {
+       .sdcfg          = 0x6200CE62ul,
+       .sdtim1         = 0x166C9855ul,
+       .sdtim2         = 0x00001D4Aul,
+       .sdtim3         = 0x421DFF53ul,
+       .sdtim4         = 0x543F07FFul,
+       .zqcfg          = 0x70073200ul,
+       .sdrfc          = 0x00001869ul,
+};
+#endif
+
 int ddr3_get_dimm_params(char *dimm_name)
 {
        int ret;
index d14bac36404f56a7f43d51c3971b35ad875193d9..15fcf52ef1980aec5303467f58f3b628c4739368 100644 (file)
@@ -16,6 +16,9 @@ extern struct ddr3_emif_config ddr3_1600_8g;
 extern struct ddr3_phy_config ddr3phy_1333_2g;
 extern struct ddr3_emif_config ddr3_1333_2g;
 
+extern struct ddr3_phy_config ddr3phy_1600_4g;
+extern struct ddr3_emif_config ddr3_1600_4g;
+
 int ddr3_get_dimm_params(char *dimm_name);
 
 #endif /* __DDR3_CFG_H */
diff --git a/board/ti/ks2_evm/ddr3_k2e.c b/board/ti/ks2_evm/ddr3_k2e.c
new file mode 100644 (file)
index 0000000..40fd966
--- /dev/null
@@ -0,0 +1,55 @@
+/*
+ * Keystone2: DDR3 initialization
+ *
+ * (C) Copyright 2014
+ *     Texas Instruments Incorporated, <www.ti.com>
+ *
+ * SPDX-License-Identifier:     GPL-2.0+
+ */
+
+#include <common.h>
+#include "ddr3_cfg.h"
+#include <asm/arch/ddr3.h>
+
+static int ddr3_size;
+static struct pll_init_data ddr3_400 = DDR3_PLL_400;
+
+void ddr3_init(void)
+{
+       char dimm_name[32];
+
+       if (~(readl(KS2_PLL_CNTRL_BASE + KS2_RSTCTRL_RSTYPE) & 0x1))
+               init_pll(&ddr3_400);
+
+       ddr3_get_dimm_params(dimm_name);
+
+       printf("Detected SO-DIMM [%s]\n", dimm_name);
+
+       /* Reset DDR3 PHY after PLL enabled */
+       ddr3_reset_ddrphy();
+
+       if (!strcmp(dimm_name, "18KSF1G72HZ-1G6E2 ")) {
+               /* 8G SO-DIMM */
+               ddr3_size = 8;
+               printf("DRAM: 8 GiB\n");
+               ddr3phy_1600_8g.zq0cr1 |= 0x10000;
+               ddr3phy_1600_8g.zq1cr1 |= 0x10000;
+               ddr3phy_1600_8g.zq2cr1 |= 0x10000;
+               ddr3_init_ddrphy(KS2_DDR3A_DDRPHYC, &ddr3phy_1600_8g);
+               ddr3_init_ddremif(KS2_DDR3A_EMIF_CTRL_BASE, &ddr3_1600_8g);
+       } else if (!strcmp(dimm_name, "18KSF51272HZ-1G6K2")) {
+               /* 4G SO-DIMM */
+               ddr3_size = 4;
+               printf("DRAM: 4 GiB\n");
+               ddr3_init_ddrphy(KS2_DDR3A_DDRPHYC, &ddr3phy_1600_4g);
+               ddr3_init_ddremif(KS2_DDR3A_EMIF_CTRL_BASE, &ddr3_1600_4g);
+       }
+}
+
+/**
+ * ddr3_get_size - return ddr3 size in GiB
+ */
+int ddr3_get_size(void)
+{
+       return ddr3_size;
+}
index f7fbd54890afd632fc8378bb2f7ca58d4bfae1bc..6ff8e8c618b3bf44f514e9a791ae86fb93df6bd5 100644 (file)
@@ -301,6 +301,7 @@ Active  arm         armv7          exynos      samsung         trats2
 Active  arm         armv7          exynos      samsung         universal_c210      s5pc210_universal                     -                                                                                                                                 Przemyslaw Marczak <p.marczak@samsung.com>
 Active  arm         armv7          highbank    -               highbank            highbank                              -                                                                                                                                 Rob Herring <robh@kernel.org>
 Active  arm         armv7          keystone    ti              ks2_evm             k2hk_evm                              -                                                                                                                                 Vitaly Andrianov <vitalya@ti.com>
+Active  arm         armv7          keystone    ti              ks2_evm            k2e_evm                               -                                                                                                                                 Vitaly Andrianov <vitalya@ti.com>
 Active  arm         armv7          mx5         denx            m53evk              m53evk                                m53evk:IMX_CONFIG=board/denx/m53evk/imximage.cfg                                                                                  Marek Vasut <marek.vasut@gmail.com>
 Active  arm         armv7          mx5         esg             ima3-mx53           ima3-mx53                             ima3-mx53:IMX_CONFIG=board/esg/ima3-mx53/imximage.cfg                                                                             -
 Active  arm         armv7          mx5         freescale       mx51evk             mx51evk                               mx51evk:IMX_CONFIG=board/freescale/mx51evk/imximage.cfg                                                                           Stefano Babic <sbabic@denx.de>
diff --git a/include/configs/k2e_evm.h b/include/configs/k2e_evm.h
new file mode 100644 (file)
index 0000000..3502d10
--- /dev/null
@@ -0,0 +1,37 @@
+/*
+ * Configuration header file for TI's k2e-evm
+ *
+ * (C) Copyright 2012-2014
+ *     Texas Instruments Incorporated, <www.ti.com>
+ *
+ * SPDX-License-Identifier:     GPL-2.0+
+ */
+
+#ifndef __CONFIG_K2E_EVM_H
+#define __CONFIG_K2E_EVM_H
+
+/* Platform type */
+#define CONFIG_SOC_K2E
+#define CONFIG_K2E_EVM
+
+/* U-Boot general configuration */
+#define CONFIG_SYS_PROMPT               "K2E EVM # "
+
+#define KS2_ARGS_UBI   "args_ubi=setenv bootargs ${bootargs} rootfstype=ubifs "\
+                      "root=ubi0:rootfs rootflags=sync rw ubi.mtd=2,2048\0"
+
+#define KS2_FDT_NAME   "name_fdt=k2e-evm.dtb\0"
+#define KS2_ADDR_MON   "addr_mon=0x0c140000\0"
+#define KS2_NAME_MON   "name_mon=skern-k2e-evm.bin\0"
+#define NAME_UBOOT     "name_uboot=u-boot-spi-k2e-evm.gph\0"
+#define NAME_UBI       "name_ubi=k2e-evm-ubifs.ubi\0"
+
+#include <configs/ks2_evm.h>
+
+/* SPL SPI Loader Configuration */
+#define CONFIG_SPL_TEXT_BASE           0x0c100000
+
+/* NAND Configuration */
+#define CONFIG_SYS_NAND_PAGE_2K
+
+#endif /* __CONFIG_K2E_EVM_H */