1 /* 2 * (C) Copyright 2013 3 * Texas Instruments Incorporated. 4 * Sricharan R <r.sricharan@ti.com> 5 * 6 * Derived from OMAP4 done by: 7 * Aneesh V <aneesh@ti.com> 8 * 9 * TI OMAP5 AND DRA7XX common configuration settings 10 * 11 * SPDX-License-Identifier: GPL-2.0+ 12 * 13 * For more details, please see the technical documents listed at 14 * http://www.ti.com/product/omap5432 15 */ 16 17 #ifndef __CONFIG_TI_OMAP5_COMMON_H 18 #define __CONFIG_TI_OMAP5_COMMON_H 19 20 #define CONFIG_DISPLAY_CPUINFO 21 #define CONFIG_DISPLAY_BOARDINFO 22 23 /* Common ARM Erratas */ 24 #define CONFIG_ARM_ERRATA_798870 25 26 #define CONFIG_SYS_CACHELINE_SIZE 64 27 28 /* Use General purpose timer 1 */ 29 #define CONFIG_SYS_TIMERBASE GPT2_BASE 30 31 /* 32 * For the DDR timing information we can either dynamically determine 33 * the timings to use or use pre-determined timings (based on using the 34 * dynamic method. Default to the static timing infomation. 35 */ 36 #define CONFIG_SYS_EMIF_PRECALCULATED_TIMING_REGS 37 #ifndef CONFIG_SYS_EMIF_PRECALCULATED_TIMING_REGS 38 #define CONFIG_SYS_AUTOMATIC_SDRAM_DETECTION 39 #define CONFIG_SYS_DEFAULT_LPDDR2_TIMINGS 40 #endif 41 42 #define CONFIG_PALMAS_POWER 43 44 #include <asm/arch/cpu.h> 45 #include <asm/arch/omap.h> 46 47 #include <configs/ti_armv7_omap.h> 48 49 /* 50 * Hardware drivers 51 */ 52 #define CONFIG_SYS_NS16550_CLK 48000000 53 #if defined(CONFIG_SPL_BUILD) || !defined(CONFIG_DM_SERIAL) 54 #define CONFIG_SYS_NS16550_SERIAL 55 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 56 #endif 57 58 /* 59 * Environment setup 60 */ 61 #ifndef PARTS_DEFAULT 62 #define PARTS_DEFAULT 63 #endif 64 65 #ifndef DFUARGS 66 #define DFUARGS 67 #endif 68 69 #ifndef CONFIG_SPL_BUILD 70 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 71 #define CONFIG_EXTRA_ENV_SETTINGS \ 72 DEFAULT_LINUX_BOOT_ENV \ 73 DEFAULT_MMC_TI_ARGS \ 74 "console=" CONSOLEDEV ",115200n8\0" \ 75 "fdtfile=undefined\0" \ 76 "bootpart=0:2\0" \ 77 "bootdir=/boot\0" \ 78 "bootfile=zImage\0" \ 79 "usbtty=cdc_acm\0" \ 80 "vram=16M\0" \ 81 "partitions=" PARTS_DEFAULT "\0" \ 82 "optargs=\0" \ 83 "dofastboot=0\0" \ 84 "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \ 85 "bootscript=echo Running bootscript from mmc${mmcdev} ...; " \ 86 "source ${loadaddr}\0" \ 87 "loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \ 88 "mmcboot=mmc dev ${mmcdev}; " \ 89 "if mmc rescan; then " \ 90 "echo SD/MMC found on device ${mmcdev};" \ 91 "if run loadimage; then " \ 92 "run loadfdt; " \ 93 "echo Booting from mmc${mmcdev} ...; " \ 94 "run args_mmc; " \ 95 "bootz ${loadaddr} - ${fdtaddr}; " \ 96 "fi;" \ 97 "fi;\0" \ 98 "findfdt="\ 99 "if test $board_name = omap5_uevm; then " \ 100 "setenv fdtfile omap5-uevm.dtb; fi; " \ 101 "if test $board_name = dra7xx; then " \ 102 "setenv fdtfile dra7-evm.dtb; fi;" \ 103 "if test $board_name = dra72x; then " \ 104 "setenv fdtfile dra72-evm.dtb; fi;" \ 105 "if test $board_name = beagle_x15; then " \ 106 "setenv fdtfile am57xx-beagle-x15.dtb; fi;" \ 107 "if test $board_name = am57xx_evm; then " \ 108 "setenv fdtfile am57xx-beagle-x15.dtb; fi;" \ 109 "if test $fdtfile = undefined; then " \ 110 "echo WARNING: Could not determine device tree to use; fi; \0" \ 111 "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile};\0" \ 112 DFUARGS \ 113 NETARGS \ 114 115 #define CONFIG_BOOTCOMMAND \ 116 "if test ${dofastboot} -eq 1; then " \ 117 "echo Boot fastboot requested, resetting dofastboot ...;" \ 118 "setenv dofastboot 0; saveenv;" \ 119 "echo Booting into fastboot ...; fastboot 0;" \ 120 "fi;" \ 121 "run findfdt; " \ 122 "run envboot; " \ 123 "run mmcboot;" \ 124 "setenv mmcdev 1; " \ 125 "setenv bootpart 1:2; " \ 126 "setenv mmcroot /dev/mmcblk0p2 rw; " \ 127 "run mmcboot;" \ 128 "" 129 #endif 130 131 /* 132 * SPL related defines. The Public RAM memory map the ROM defines the 133 * area between 0x40300000 and 0x4031E000 as a download area for OMAP5. 134 * On DRA7xx/AM57XX the download area is between 0x40300000 and 0x4037E000. 135 * We set CONFIG_SPL_DISPLAY_PRINT to have omap_rev_string() called and 136 * print some information. 137 */ 138 #ifdef CONFIG_TI_SECURE_DEVICE 139 /* 140 * For memory booting on HS parts, the first 4KB of the internal RAM is 141 * reserved for secure world use and the flash loader image is 142 * preceded by a secure certificate. The SPL will therefore run in internal 143 * RAM from address 0x40301350 (0x40300000+0x1000(reserved)+0x350(cert)). 144 */ 145 #define TI_OMAP5_SECURE_BOOT_RESV_SRAM_SZ 0x1000 146 #define CONFIG_SPL_TEXT_BASE 0x40301350 147 #else 148 /* 149 * For all booting on GP parts, the flash loader image is 150 * downloaded into internal RAM at address 0x40300000. 151 */ 152 #define CONFIG_SPL_TEXT_BASE 0x40300000 153 #endif 154 155 /* DRA7xx/AM57xx have 512K of SRAM, OMAP5 only 128K */ 156 #if defined(CONFIG_DRA7XX) || defined(CONFIG_AM57XX) 157 #define TI_ROM_BOOT_LOAD_END 0x4037E000 158 #else 159 #define TI_ROM_BOOT_LOAD_END 0x4031E000 160 #endif 161 #define CONFIG_SPL_MAX_SIZE (TI_ROM_BOOT_LOAD_END - CONFIG_SPL_TEXT_BASE) 162 #define CONFIG_SPL_DISPLAY_PRINT 163 #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/omap-common/u-boot-spl.lds" 164 #define CONFIG_SYS_SPL_ARGS_ADDR (CONFIG_SYS_SDRAM_BASE + \ 165 (128 << 20)) 166 167 #ifdef CONFIG_NAND 168 #define CONFIG_SPL_NAND_AM33XX_BCH /* ELM support */ 169 #endif 170 171 /* 172 * Disable MMC DM for SPL build and can be re-enabled after adding 173 * DM support in SPL 174 */ 175 #ifdef CONFIG_SPL_BUILD 176 #undef CONFIG_DM_MMC 177 #undef CONFIG_TIMER 178 #undef CONFIG_DM_ETH 179 #endif 180 181 #endif /* __CONFIG_TI_OMAP5_COMMON_H */ 182