1 /* 2 * Copyright (C) 2016 Amarula Solutions B.V. 3 * Copyright (C) 2016 Engicam S.r.l. 4 * 5 * Configuration settings for the Engicam i.MX6 SOM Starter Kits. 6 * 7 * SPDX-License-Identifier: GPL-2.0+ 8 */ 9 10 #ifndef __IMX6_ENGICAM_CONFIG_H 11 #define __IMX6_ENGICAM_CONFIG_H 12 13 #include <linux/sizes.h> 14 #include "mx6_common.h" 15 16 /* Size of malloc() pool */ 17 #define CONFIG_SYS_MALLOC_LEN (16 * SZ_1M) 18 19 /* Total Size of Environment Sector */ 20 #define CONFIG_ENV_SIZE SZ_128K 21 22 /* Allow to overwrite serial and ethaddr */ 23 #define CONFIG_ENV_OVERWRITE 24 25 /* Environment */ 26 #ifndef CONFIG_ENV_IS_NOWHERE 27 /* Environment in MMC */ 28 # if defined(CONFIG_ENV_IS_IN_MMC) 29 # define CONFIG_ENV_OFFSET 0x100000 30 /* Environment in NAND */ 31 # elif defined(CONFIG_ENV_IS_IN_NAND) 32 # define CONFIG_ENV_OFFSET 0x400000 33 # define CONFIG_ENV_SECT_SIZE CONFIG_ENV_SIZE 34 # endif 35 #endif 36 37 /* Default environment */ 38 #define CONFIG_EXTRA_ENV_SETTINGS \ 39 "script=boot.scr\0" \ 40 "splashpos=m,m\0" \ 41 "image=uImage\0" \ 42 "fit_image=fit.itb\0" \ 43 "fdt_high=0xffffffff\0" \ 44 "fdt_addr=" FDT_ADDR "\0" \ 45 "boot_fdt=try\0" \ 46 "mmcpart=1\0" \ 47 "nandroot=ubi0:rootfs rootfstype=ubifs\0" \ 48 "mmcautodetect=yes\0" \ 49 "mmcargs=setenv bootargs console=${console},${baudrate} " \ 50 "root=${mmcroot}\0" \ 51 "ubiargs=setenv bootargs console=${console},${baudrate} " \ 52 "ubi.mtd=5 root=${nandroot} ${mtdparts}\0" \ 53 "loadbootscript=" \ 54 "fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \ 55 "bootscript=echo Running bootscript from mmc ...; " \ 56 "source\0" \ 57 "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image}\0" \ 58 "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \ 59 "loadfit=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${fit_image}\0" \ 60 "fitboot=echo Booting FIT image from mmc ...; " \ 61 "run mmcargs; " \ 62 "bootm ${loadaddr}\0" \ 63 "_mmcboot=run mmcargs; " \ 64 "run mmcargs; " \ 65 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \ 66 "if run loadfdt; then " \ 67 "bootm ${loadaddr} - ${fdt_addr}; " \ 68 "else " \ 69 "if test ${boot_fdt} = try; then " \ 70 "bootm; " \ 71 "else " \ 72 "echo WARN: Cannot load the DT; " \ 73 "fi; " \ 74 "fi; " \ 75 "else " \ 76 "bootm; " \ 77 "fi\0" \ 78 "mmcboot=echo Booting from mmc ...; " \ 79 "if mmc rescan; then " \ 80 "if run loadbootscript; then " \ 81 "run bootscript; " \ 82 "else " \ 83 "if run loadfit; then " \ 84 "run fitboot; " \ 85 "else " \ 86 "if run loadimage; then " \ 87 "run _mmcboot; " \ 88 "fi; " \ 89 "fi; " \ 90 "fi; " \ 91 "fi\0" \ 92 "nandboot=echo Booting from nand ...; " \ 93 "if mtdparts; then " \ 94 "echo Starting nand boot ...; " \ 95 "else " \ 96 "mtdparts default; " \ 97 "fi; " \ 98 "run ubiargs; " \ 99 "nand read ${loadaddr} kernel 0x800000; " \ 100 "nand read ${fdt_addr} dtb 0x100000; " \ 101 "bootm ${loadaddr} - ${fdt_addr}\0" 102 103 #define CONFIG_BOOTCOMMAND "run $modeboot" 104 105 /* Miscellaneous configurable options */ 106 #define CONFIG_SYS_MEMTEST_START 0x80000000 107 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START + 0x8000000) 108 109 #define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR 110 #define CONFIG_SYS_HZ 1000 111 112 #ifdef CONFIG_MX6UL 113 # define DRAM_OFFSET(x) 0x87##x 114 # define FDT_ADDR __stringify(DRAM_OFFSET(800000)) 115 #else 116 # define DRAM_OFFSET(x) 0x1##x 117 # define FDT_ADDR __stringify(DRAM_OFFSET(8000000)) 118 #endif 119 120 /* Physical Memory Map */ 121 #define CONFIG_NR_DRAM_BANKS 1 122 #define PHYS_SDRAM MMDC0_ARB_BASE_ADDR 123 124 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM 125 #define CONFIG_SYS_INIT_RAM_ADDR IRAM_BASE_ADDR 126 #define CONFIG_SYS_INIT_RAM_SIZE IRAM_SIZE 127 128 #define CONFIG_SYS_INIT_SP_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - \ 129 GENERATED_GBL_DATA_SIZE) 130 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \ 131 CONFIG_SYS_INIT_SP_OFFSET) 132 133 /* UART */ 134 #ifdef CONFIG_MXC_UART 135 # ifdef CONFIG_MX6UL 136 # define CONFIG_MXC_UART_BASE UART1_BASE 137 # else 138 # define CONFIG_MXC_UART_BASE UART4_BASE 139 # endif 140 #endif 141 142 /* MMC */ 143 #ifdef CONFIG_FSL_USDHC 144 # define CONFIG_SYS_MMC_ENV_DEV 0 145 #endif 146 147 /* NAND */ 148 #ifdef CONFIG_NAND_MXS 149 # define CONFIG_SYS_MAX_NAND_DEVICE 1 150 # define CONFIG_SYS_NAND_BASE 0x40000000 151 # define CONFIG_SYS_NAND_5_ADDR_CYCLE 152 # define CONFIG_SYS_NAND_ONFI_DETECTION 153 # define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 154 # define CONFIG_SYS_NAND_U_BOOT_OFFS 0x200000 155 156 /* MTD device */ 157 # define CONFIG_MTD_DEVICE 158 # define CONFIG_MTD_PARTITIONS 159 #endif 160 161 /* Ethernet */ 162 #ifdef CONFIG_FEC_MXC 163 # ifdef CONFIG_TARGET_MX6Q_ICORE_RQS 164 # define CONFIG_FEC_MXC_PHYADDR 3 165 # define CONFIG_FEC_XCV_TYPE RGMII 166 # else 167 # define CONFIG_FEC_MXC_PHYADDR 0 168 # define CONFIG_FEC_XCV_TYPE RMII 169 # endif 170 171 # define CONFIG_MII 172 #endif 173 174 /* Falcon Mode */ 175 #ifdef CONFIG_SPL_OS_BOOT 176 # define CONFIG_SPL_FS_LOAD_ARGS_NAME "args" 177 # define CONFIG_SPL_FS_LOAD_KERNEL_NAME "uImage" 178 # define CONFIG_CMD_SPL 179 # define CONFIG_SYS_SPL_ARGS_ADDR 0x18000000 180 # define CONFIG_CMD_SPL_WRITE_SIZE (128 * SZ_1K) 181 182 /* MMC support: args@1MB kernel@2MB */ 183 # define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR 0x800 /* 1MB */ 184 # define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS (CONFIG_CMD_SPL_WRITE_SIZE / 512) 185 # define CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR 0x1000 /* 2MB */ 186 #endif 187 188 /* Framebuffer */ 189 #ifdef CONFIG_VIDEO_IPUV3 190 # define CONFIG_IMX_VIDEO_SKIP 191 192 # define CONFIG_SPLASH_SCREEN 193 # define CONFIG_SPLASH_SCREEN_ALIGN 194 # define CONFIG_BMP_16BPP 195 # define CONFIG_VIDEO_BMP_RLE8 196 # define CONFIG_VIDEO_LOGO 197 # define CONFIG_VIDEO_BMP_LOGO 198 #endif 199 200 /* SPL */ 201 #ifdef CONFIG_SPL 202 # ifdef CONFIG_ENV_IS_IN_NAND 203 # define CONFIG_SPL_NAND_SUPPORT 204 # else 205 # define CONFIG_SPL_MMC_SUPPORT 206 # endif 207 208 # include "imx6_spl.h" 209 #endif 210 211 #endif /* __IMX6_ENGICAM_CONFIG_H */ 212