From 9b75bad0b926b018c73348249771d45b039fa920 Mon Sep 17 00:00:00 2001 From: SARTRE Leo Date: Mon, 3 Jun 2013 23:30:36 +0000 Subject: [PATCH] Add support for Congatec Conga-QEVAl board Add minimal support (only boot from mmc device) for the Congatec Conga-QEVAl Evaluation Carrier Board with conga-Qmx6q (i.MX6 Quad processor) module. Signed-off-by: Leo Sartre Acked-by: Stefano Babic Acked-by: Otavio Salvador --- MAINTAINERS | 4 + board/congatec/cgtqmx6eval/Makefile | 42 +++++ board/congatec/cgtqmx6eval/README | 29 ++++ board/congatec/cgtqmx6eval/cgtqmx6eval.c | 167 +++++++++++++++++++ boards.cfg | 1 + include/configs/cgtqmx6eval.h | 194 +++++++++++++++++++++++ 6 files changed, 437 insertions(+) create mode 100644 board/congatec/cgtqmx6eval/Makefile create mode 100644 board/congatec/cgtqmx6eval/README create mode 100644 board/congatec/cgtqmx6eval/cgtqmx6eval.c create mode 100644 include/configs/cgtqmx6eval.h diff --git a/MAINTAINERS b/MAINTAINERS index e4113d89e5..d3b7e1a543 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -893,6 +893,10 @@ Steve Sakoman omap3_overo ARM ARMV7 (OMAP3xx SoC) +Leo Sartre + + cgtqmx6qeval i.MX6Q + Jens Scharsig eb_cpux9k2 ARM920T (AT91RM9200 SoC) diff --git a/board/congatec/cgtqmx6eval/Makefile b/board/congatec/cgtqmx6eval/Makefile new file mode 100644 index 0000000000..ac16c1fe3f --- /dev/null +++ b/board/congatec/cgtqmx6eval/Makefile @@ -0,0 +1,42 @@ +# +# Copyright (C) 2007, Guennadi Liakhovetski +# +# (C) Copyright 2011 Freescale Semiconductor, Inc. +# (C) Copyright 2013 Adeneo Embedded +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +include $(TOPDIR)/config.mk + +LIB = $(obj)lib$(BOARD).o + +COBJS := cgtqmx6eval.o + +SRCS := $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS)) + +$(LIB): $(obj).depend $(OBJS) + $(call cmd_link_o_target, $(OBJS)) + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/congatec/cgtqmx6eval/README b/board/congatec/cgtqmx6eval/README new file mode 100644 index 0000000000..bbf0f75a4d --- /dev/null +++ b/board/congatec/cgtqmx6eval/README @@ -0,0 +1,29 @@ +U-Boot for the Congatec Conga-QEVAl Evaluation Carrier board with +qmx6 quad module. + +This file contains information for the port of U-Boot to the Congatec +Conga-QEVAl Evaluation Carrier board with qmx6 quad module. + +1. Boot source, boot from SD card +--------------------------------- + +This version of u-boot works only on the SD card. By default, the +Congatec board can boot only from the SPI-NOR. +But, with the u-boot version provided with the board you can write boot +registers to force the board to reboot and boot from the SD slot. If +"bmode" command is not available from your pre-installed u-boot, these +instruction will produce the same effect: + +conga-QMX6 U-Boot > mw.l 0x20d8040 0x3850 +conga-QMX6 U-Boot > mw.l 0x020d8044 0x10000000 +conga-QMX6 U-Boot > reset +resetting ... + +The the board will reboot and, if you have written your SD correctly +the board will use u-boot that live into the SD + +To copy the resulting u-boot.imx to the SD card: + + dd if=u-boot.imx of=/dev/xxx bs=512 seek=2 + +Note: Replace xxx with the device representing the SD card in your system. diff --git a/board/congatec/cgtqmx6eval/cgtqmx6eval.c b/board/congatec/cgtqmx6eval/cgtqmx6eval.c new file mode 100644 index 0000000000..f70f674b21 --- /dev/null +++ b/board/congatec/cgtqmx6eval/cgtqmx6eval.c @@ -0,0 +1,167 @@ +/* + * Copyright (C) 2010-2011 Freescale Semiconductor, Inc. + * Based on mx6qsabrelite.c file + * Copyright (C) 2013, Adeneo Embedded + * Leo Sartre, + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +DECLARE_GLOBAL_DATA_PTR; + +#define UART_PAD_CTRL (PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED |\ + PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS) + +#define USDHC_PAD_CTRL (PAD_CTL_PUS_47K_UP | PAD_CTL_SPEED_LOW |\ + PAD_CTL_DSE_80ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS) + +int dram_init(void) +{ + gd->ram_size = get_ram_size((void *)PHYS_SDRAM, PHYS_SDRAM_SIZE); + + return 0; +} + +iomux_v3_cfg_t const uart2_pads[] = { + MX6_PAD_EIM_D26__UART2_TXD | MUX_PAD_CTRL(UART_PAD_CTRL), + MX6_PAD_EIM_D27__UART2_RXD | MUX_PAD_CTRL(UART_PAD_CTRL), +}; + +iomux_v3_cfg_t const usdhc2_pads[] = { + MX6_PAD_SD2_CLK__USDHC2_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD2_CMD__USDHC2_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD2_DAT0__USDHC2_DAT0 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD2_DAT1__USDHC2_DAT1 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD2_DAT2__USDHC2_DAT2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD2_DAT3__USDHC2_DAT3 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_GPIO_4__GPIO_1_4 | MUX_PAD_CTRL(USDHC_PAD_CTRL), +}; + +iomux_v3_cfg_t const usdhc4_pads[] = { + MX6_PAD_SD4_CLK__USDHC4_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_CMD__USDHC4_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_DAT0__USDHC4_DAT0 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_DAT1__USDHC4_DAT1 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_DAT2__USDHC4_DAT2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_DAT3__USDHC4_DAT3 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_DAT4__USDHC4_DAT4 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_DAT5__USDHC4_DAT5 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_DAT6__USDHC4_DAT6 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_DAT7__USDHC4_DAT7 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_NANDF_D6__GPIO_2_6 | MUX_PAD_CTRL(NO_PAD_CTRL), /* CD */ +}; + +static void setup_iomux_uart(void) +{ + imx_iomux_v3_setup_multiple_pads(uart2_pads, ARRAY_SIZE(uart2_pads)); +} + +#ifdef CONFIG_FSL_ESDHC +struct fsl_esdhc_cfg usdhc_cfg[] = { + {USDHC2_BASE_ADDR}, + {USDHC4_BASE_ADDR}, +}; + +int board_mmc_getcd(struct mmc *mmc) +{ + struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv; + int ret = 0; + + switch (cfg->esdhc_base) { + case USDHC2_BASE_ADDR: + gpio_direction_input(IMX_GPIO_NR(1, 4)); + ret = !gpio_get_value(IMX_GPIO_NR(1, 4)); + break; + case USDHC4_BASE_ADDR: + gpio_direction_input(IMX_GPIO_NR(2, 6)); + ret = !gpio_get_value(IMX_GPIO_NR(2, 6)); + break; + default: + printf("Bad USDHC interface\n"); + } + + return ret; +} + +int board_mmc_init(bd_t *bis) +{ + s32 status = 0; + + usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC2_CLK); + usdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC4_CLK); + + imx_iomux_v3_setup_multiple_pads( + usdhc2_pads, ARRAY_SIZE(usdhc2_pads)); + imx_iomux_v3_setup_multiple_pads( + usdhc4_pads, ARRAY_SIZE(usdhc4_pads)); + + status = fsl_esdhc_initialize(bis, &usdhc_cfg[0]) | + fsl_esdhc_initialize(bis, &usdhc_cfg[1]); + + return status; +} +#endif + +int board_early_init_f(void) +{ + setup_iomux_uart(); + + return 0; +} + +int board_init(void) +{ + /* address of boot parameters */ + gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; + + return 0; +} + +int checkboard(void) +{ + puts("Board: Conga-QEVAL QMX6 Quad\n"); + + return 0; +} + +#ifdef CONFIG_CMD_BMODE +static const struct boot_mode board_boot_modes[] = { + /* 4 bit bus width */ + {"mmc0", MAKE_CFGVAL(0x50, 0x20, 0x00, 0x00)}, + {"mmc1", MAKE_CFGVAL(0x50, 0x38, 0x00, 0x00)}, + {NULL, 0}, +}; +#endif + +int misc_init_r(void) +{ +#ifdef CONFIG_CMD_BMODE + add_board_boot_modes(board_boot_modes); +#endif + return 0; +} diff --git a/boards.cfg b/boards.cfg index 3fdf41ea72..fff4f45c1f 100644 --- a/boards.cfg +++ b/boards.cfg @@ -256,6 +256,7 @@ mx53loco arm armv7 mx53loco freesca mx53smd arm armv7 mx53smd freescale mx5 mx53smd:IMX_CONFIG=board/freescale/mx53smd/imximage.cfg ima3-mx53 arm armv7 ima3-mx53 esg mx5 ima3-mx53:IMX_CONFIG=board/esg/ima3-mx53/imximage.cfg vision2 arm armv7 vision2 ttcontrol mx5 vision2:IMX_CONFIG=board/ttcontrol/vision2/imximage_hynix.cfg +cgtqmx6qeval arm armv7 cgtqmx6eval congatec mx6 cgtqmx6eval:IMX_CONFIG=board/freescale/imx/ddr/mx6q_4x_mt41j128.cfg,MX6Q mx6qarm2 arm armv7 mx6qarm2 freescale mx6 mx6qarm2:IMX_CONFIG=board/freescale/mx6qarm2/imximage.cfg mx6qsabreauto arm armv7 mx6qsabreauto freescale mx6 mx6qsabreauto:IMX_CONFIG=board/freescale/mx6qsabreauto/imximage.cfg mx6qsabrelite arm armv7 mx6qsabrelite freescale mx6 mx6qsabrelite:IMX_CONFIG=board/freescale/imx/ddr/mx6q_4x_mt41j128.cfg diff --git a/include/configs/cgtqmx6eval.h b/include/configs/cgtqmx6eval.h new file mode 100644 index 0000000000..13638587f1 --- /dev/null +++ b/include/configs/cgtqmx6eval.h @@ -0,0 +1,194 @@ +/* + * + * Congatec Conga-QEVAl board configuration file. + * + * Copyright (C) 2010-2011 Freescale Semiconductor, Inc. + * Based on Freescale i.MX6Q Sabre Lite board configuration file. + * Copyright (C) 2013, Adeneo Embedded + * Leo Sartre, + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef __CONFIG_CGTQMX6EVAL_H +#define __CONFIG_CGTQMX6EVAL_H + +#define CONFIG_MX6 + +#include "mx6_common.h" + +#define CONFIG_DISPLAY_CPUINFO +#define CONFIG_DISPLAY_BOARDINFO + +#define CONFIG_MACH_TYPE 4122 + +#include +#include + +#define CONFIG_CMDLINE_TAG +#define CONFIG_SETUP_MEMORY_TAGS +#define CONFIG_INITRD_TAG +#define CONFIG_REVISION_TAG + +/* Size of malloc() pool */ +#define CONFIG_SYS_MALLOC_LEN (10 * 1024 * 1024) + +#define CONFIG_BOARD_EARLY_INIT_F +#define CONFIG_MISC_INIT_R +#define CONFIG_MXC_GPIO + +#define CONFIG_MXC_UART +#define CONFIG_MXC_UART_BASE UART2_BASE + +/* MMC Configs */ +#define CONFIG_FSL_ESDHC +#define CONFIG_FSL_USDHC +#define CONFIG_SYS_FSL_ESDHC_ADDR 0 + +#define CONFIG_MMC +#define CONFIG_CMD_MMC +#define CONFIG_GENERIC_MMC +#define CONFIG_BOUNCE_BUFFER +#define CONFIG_CMD_EXT2 +#define CONFIG_CMD_FAT +#define CONFIG_DOS_PARTITION + +/* Miscellaneous commands */ +#define CONFIG_CMD_BMODE + +/* allow to overwrite serial and ethaddr */ +#define CONFIG_ENV_OVERWRITE +#define CONFIG_CONS_INDEX 1 +#define CONFIG_BAUDRATE 115200 + +/* Command definition */ +#include + +#undef CONFIG_CMD_IMLS + +#define CONFIG_BOOTDELAY 3 + +#define CONFIG_LOADADDR 0x12000000 +#define CONFIG_SYS_TEXT_BASE 0x17800000 + +#define CONFIG_DEFAULT_FDT_FILE "imx6q-congatec.dtb" + +#define CONFIG_EXTRA_ENV_SETTINGS \ + "script=boot.scr\0" \ + "uimage=uImage\0" \ + "fdt_file=" CONFIG_DEFAULT_FDT_FILE "\0" \ + "boot_dir=/boot\0" \ + "console=ttymxc1\0" \ + "fdt_high=0xffffffff\0" \ + "initrd_high=0xffffffff\0" \ + "fdt_addr=0x11000000\0" \ + "boot_fdt=try\0" \ + "mmcdev=1\0" \ + "mmcpart=1\0" \ + "mmcroot=/dev/mmcblk0p1 rootwait rw\0" \ + "mmcargs=setenv bootargs console=${console},${baudrate} " \ + "root=${mmcroot}\0" \ + "loadbootscript=" \ + "ext2load mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \ + "bootscript=echo Running bootscript from mmc ...; " \ + "source\0" \ + "loaduimage=ext2load mmc ${mmcdev}:${mmcpart} ${loadaddr} " \ + "${boot_dir}/${uimage}\0" \ + "loadfdt=ext2load mmc ${mmcdev}:${mmcpart} ${fdt_addr} " \ + "${boot_dir}/${fdt_file}\0" \ + "mmcboot=echo Booting from mmc ...; " \ + "run mmcargs; " \ + "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \ + "if run loadfdt; then " \ + "bootm ${loadaddr} - ${fdt_addr}; " \ + "else " \ + "if test ${boot_fdt} = try; then " \ + "bootm; " \ + "else " \ + "echo WARN: Cannot load the DT; " \ + "fi; " \ + "fi; " \ + "else " \ + "bootm; " \ + "fi;\0" + +#define CONFIG_BOOTCOMMAND \ + "mmc dev ${mmcdev};" \ + "mmc dev ${mmcdev}; if mmc rescan; then " \ + "if run loadbootscript; then " \ + "run bootscript; " \ + "else " \ + "if run loaduimage; then " \ + "run mmcboot; " \ + "else "\ + "echo ERR: Fail to boot from mmc; " \ + "fi; " \ + "fi; " \ + "else echo ERR: Fail to boot from mmc; fi" + +/* Miscellaneous configurable options */ +#define CONFIG_SYS_LONGHELP +#define CONFIG_SYS_HUSH_PARSER +#define CONFIG_SYS_PROMPT "CGT-QMX6-Quad U-Boot > " +#define CONFIG_AUTO_COMPLETE +#define CONFIG_SYS_CBSIZE 256 + +/* Print Buffer Size */ +#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) +#define CONFIG_SYS_MAXARGS 16 +#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE + +#define CONFIG_SYS_MEMTEST_START 0x10000000 +#define CONFIG_SYS_MEMTEST_END 0x10010000 +#define CONFIG_SYS_MEMTEST_SCRATCH 0x10800000 + +#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR +#define CONFIG_SYS_HZ 1000 + +#define CONFIG_CMDLINE_EDITING + +/* Physical Memory Map */ +#define CONFIG_NR_DRAM_BANKS 1 +#define PHYS_SDRAM MMDC0_ARB_BASE_ADDR +#define PHYS_SDRAM_SIZE (1u * 1024 * 1024 * 1024) + +#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM +#define CONFIG_SYS_INIT_RAM_ADDR IRAM_BASE_ADDR +#define CONFIG_SYS_INIT_RAM_SIZE IRAM_SIZE + +#define CONFIG_SYS_INIT_SP_OFFSET \ + (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) +#define CONFIG_SYS_INIT_SP_ADDR \ + (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET) + +/* FLASH and environment organization */ +#define CONFIG_SYS_NO_FLASH + +#define CONFIG_ENV_SIZE (8 * 1024) + +#define CONFIG_ENV_IS_IN_MMC + +#define CONFIG_ENV_OFFSET (6 * 64 * 1024) +#define CONFIG_SYS_MMC_ENV_DEV 0 + +#define CONFIG_OF_LIBFDT +#define CONFIG_CMD_BOOTZ + +#ifndef CONFIG_SYS_DCACHE_OFF +#define CONFIG_CMD_CACHE +#endif + +#endif /* __CONFIG_CGTQMX6EVAL_H */ -- 2.30.2