| /* SPDX-License-Identifier: GPL-2.0+ */ |
| /* |
| * Copyright (C) 2016 Freescale Semiconductor, Inc. |
| * |
| * Configuration settings for the Freescale i.MX6UL 14x14 EVK board. |
| */ |
| #ifndef __MX6ULLEVK_CONFIG_H |
| #define __MX6ULLEVK_CONFIG_H |
| |
| |
| #include <asm/arch/imx-regs.h> |
| #include <linux/sizes.h> |
| #include <linux/stringify.h> |
| #include "mx6_common.h" |
| #include <asm/mach-imx/gpio.h> |
| |
| #define PHYS_SDRAM_SIZE SZ_512M |
| |
| /* Size of malloc() pool */ |
| #define CONFIG_SYS_MALLOC_LEN (16 * SZ_1M) |
| |
| #define CONFIG_MXC_UART_BASE UART1_BASE |
| |
| /* MMC Configs */ |
| #ifdef CONFIG_FSL_USDHC |
| #define CONFIG_SYS_FSL_ESDHC_ADDR USDHC2_BASE_ADDR |
| |
| /* NAND pin conflicts with usdhc2 */ |
| #ifdef CONFIG_SYS_USE_NAND |
| #define CONFIG_SYS_FSL_USDHC_NUM 1 |
| #else |
| #define CONFIG_SYS_FSL_USDHC_NUM 2 |
| #endif |
| #endif |
| |
| /* I2C configs */ |
| #ifdef CONFIG_CMD_I2C |
| #define CONFIG_SYS_I2C_MXC |
| #define CONFIG_SYS_I2C_MXC_I2C1 /* enable I2C bus 1 */ |
| #define CONFIG_SYS_I2C_MXC_I2C2 /* enable I2C bus 2 */ |
| #endif |
| |
| #define CONFIG_SYS_MMC_IMG_LOAD_PART 1 |
| |
| #define CONFIG_EXTRA_ENV_SETTINGS \ |
| "script=boot.scr\0" \ |
| "image=zImage\0" \ |
| "console=ttymxc0\0" \ |
| "fdt_high=0xffffffff\0" \ |
| "initrd_high=0xffffffff\0" \ |
| "fdt_file=undefined\0" \ |
| "fdt_addr=0x83000000\0" \ |
| "boot_fdt=try\0" \ |
| "ip_dyn=yes\0" \ |
| "videomode=video=ctfb:x:480,y:272,depth:24,pclk:108695,le:8,ri:4,up:2,lo:4,hs:41,vs:10,sync:0,vmode:0\0" \ |
| "mmcdev="__stringify(CONFIG_SYS_MMC_ENV_DEV)"\0" \ |
| "mmcpart=" __stringify(CONFIG_SYS_MMC_IMG_LOAD_PART) "\0" \ |
| "mmcroot=" CONFIG_MMCROOT " rootwait rw\0" \ |
| "mmcautodetect=yes\0" \ |
| "mmcargs=setenv bootargs console=${console},${baudrate} " \ |
| "root=${mmcroot}\0" \ |
| "loadbootscript=" \ |
| "fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \ |
| "bootscript=echo Running bootscript from mmc ...; " \ |
| "source\0" \ |
| "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image}\0" \ |
| "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \ |
| "mmcboot=echo Booting from mmc ...; " \ |
| "run mmcargs; " \ |
| "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \ |
| "if run loadfdt; then " \ |
| "bootz ${loadaddr} - ${fdt_addr}; " \ |
| "else " \ |
| "if test ${boot_fdt} = try; then " \ |
| "bootz; " \ |
| "else " \ |
| "echo WARN: Cannot load the DT; " \ |
| "fi; " \ |
| "fi; " \ |
| "else " \ |
| "bootz; " \ |
| "fi;\0" \ |
| "findfdt="\ |
| "if test $fdt_file = undefined; then " \ |
| "if test $board_name = ULZ-EVK && test $board_rev = 14X14; then " \ |
| "setenv fdt_file imx6ulz-14x14-evk.dtb; fi; " \ |
| "if test $board_name = EVK && test $board_rev = 14X14; then " \ |
| "setenv fdt_file imx6ull-14x14-evk.dtb; fi; " \ |
| "if test $fdt_file = undefined; then " \ |
| "echo WARNING: Could not determine dtb to use; " \ |
| "fi; " \ |
| "fi;\0" \ |
| "netargs=setenv bootargs console=${console},${baudrate} " \ |
| "root=/dev/nfs " \ |
| "ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \ |
| "netboot=echo Booting from net ...; " \ |
| "run netargs; " \ |
| "if test ${ip_dyn} = yes; then " \ |
| "setenv get_cmd dhcp; " \ |
| "else " \ |
| "setenv get_cmd tftp; " \ |
| "fi; " \ |
| "${get_cmd} ${image}; " \ |
| "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \ |
| "if ${get_cmd} ${fdt_addr} ${fdt_file}; then " \ |
| "bootz ${loadaddr} - ${fdt_addr}; " \ |
| "else " \ |
| "if test ${boot_fdt} = try; then " \ |
| "bootz; " \ |
| "else " \ |
| "echo WARN: Cannot load the DT; " \ |
| "fi; " \ |
| "fi; " \ |
| "else " \ |
| "bootz; " \ |
| "fi;\0" \ |
| |
| #define CONFIG_BOOTCOMMAND \ |
| "run findfdt;" \ |
| "mmc dev ${mmcdev};" \ |
| "mmc dev ${mmcdev}; if mmc rescan; then " \ |
| "if run loadbootscript; then " \ |
| "run bootscript; " \ |
| "else " \ |
| "if run loadimage; then " \ |
| "run mmcboot; " \ |
| "else run netboot; " \ |
| "fi; " \ |
| "fi; " \ |
| "else run netboot; fi" |
| |
| /* Miscellaneous configurable options */ |
| |
| #define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR |
| #define CONFIG_SYS_HZ 1000 |
| |
| /* Physical Memory Map */ |
| #define PHYS_SDRAM MMDC0_ARB_BASE_ADDR |
| |
| #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) |
| |
| /* environment organization */ |
| #define CONFIG_MMCROOT "/dev/mmcblk1p2" /* USDHC2 */ |
| |
| #define CONFIG_IOMUX_LPSR |
| |
| #define CONFIG_SOFT_SPI |
| |
| #ifdef CONFIG_CMD_NET |
| #define CONFIG_FEC_ENET_DEV 1 |
| #if (CONFIG_FEC_ENET_DEV == 0) |
| #define CONFIG_ETHPRIME "eth0" |
| #elif (CONFIG_FEC_ENET_DEV == 1) |
| #define CONFIG_ETHPRIME "eth1" |
| #endif |
| #endif |
| |
| #endif |