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 /* Use General purpose timer 1 */ 27 #define CONFIG_SYS_TIMERBASE GPT2_BASE 28 29 /* 30 * For the DDR timing information we can either dynamically determine 31 * the timings to use or use pre-determined timings (based on using the 32 * dynamic method. Default to the static timing infomation. 33 */ 34 #define CONFIG_SYS_EMIF_PRECALCULATED_TIMING_REGS 35 #ifndef CONFIG_SYS_EMIF_PRECALCULATED_TIMING_REGS 36 #define CONFIG_SYS_AUTOMATIC_SDRAM_DETECTION 37 #define CONFIG_SYS_DEFAULT_LPDDR2_TIMINGS 38 #endif 39 40 #define CONFIG_PALMAS_POWER 41 42 #include <asm/arch/cpu.h> 43 #include <asm/arch/omap.h> 44 45 #include <configs/ti_armv7_omap.h> 46 47 /* 48 * Hardware drivers 49 */ 50 #define CONFIG_SYS_NS16550_CLK 48000000 51 #if defined(CONFIG_SPL_BUILD) || !defined(CONFIG_DM_SERIAL) 52 #define CONFIG_SYS_NS16550_SERIAL 53 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 54 #endif 55 56 /* 57 * Environment setup 58 */ 59 #ifndef PARTS_DEFAULT 60 #define PARTS_DEFAULT 61 #endif 62 63 #ifndef DFUARGS 64 #define DFUARGS 65 #endif 66 67 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 68 #define CONFIG_EXTRA_ENV_SETTINGS \ 69 DEFAULT_LINUX_BOOT_ENV \ 70 DEFAULT_MMC_TI_ARGS \ 71 "console=" CONSOLEDEV ",115200n8\0" \ 72 "fdtfile=undefined\0" \ 73 "bootpart=0:2\0" \ 74 "bootdir=/boot\0" \ 75 "bootfile=zImage\0" \ 76 "usbtty=cdc_acm\0" \ 77 "vram=16M\0" \ 78 "partitions=" PARTS_DEFAULT "\0" \ 79 "optargs=\0" \ 80 "dofastboot=0\0" \ 81 "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \ 82 "bootscript=echo Running bootscript from mmc${mmcdev} ...; " \ 83 "source ${loadaddr}\0" \ 84 "loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \ 85 "mmcboot=mmc dev ${mmcdev}; " \ 86 "if mmc rescan; then " \ 87 "echo SD/MMC found on device ${mmcdev};" \ 88 "if run loadimage; then " \ 89 "run loadfdt; " \ 90 "echo Booting from mmc${mmcdev} ...; " \ 91 "run args_mmc; " \ 92 "bootz ${loadaddr} - ${fdtaddr}; " \ 93 "fi;" \ 94 "fi;\0" \ 95 "findfdt="\ 96 "if test $board_name = omap5_uevm; then " \ 97 "setenv fdtfile omap5-uevm.dtb; fi; " \ 98 "if test $board_name = dra7xx; then " \ 99 "setenv fdtfile dra7-evm.dtb; fi;" \ 100 "if test $board_name = dra72x-revc; then " \ 101 "setenv fdtfile dra72-evm-revc.dtb; fi;" \ 102 "if test $board_name = dra72x; then " \ 103 "setenv fdtfile dra72-evm.dtb; fi;" \ 104 "if test $board_name = beagle_x15; then " \ 105 "setenv fdtfile am57xx-beagle-x15.dtb; fi;" \ 106 "if test $board_name = am572x_idk; then " \ 107 "setenv fdtfile am572x-idk.dtb; fi;" \ 108 "if test $board_name = am57xx_evm; then " \ 109 "setenv fdtfile am57xx-beagle-x15.dtb; fi;" \ 110 "if test $fdtfile = undefined; then " \ 111 "echo WARNING: Could not determine device tree to use; fi; \0" \ 112 "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile};\0" \ 113 DFUARGS \ 114 NETARGS \ 115 116 #define CONFIG_BOOTCOMMAND \ 117 "if test ${dofastboot} -eq 1; then " \ 118 "echo Boot fastboot requested, resetting dofastboot ...;" \ 119 "setenv dofastboot 0; saveenv;" \ 120 "echo Booting into fastboot ...; fastboot 0;" \ 121 "fi;" \ 122 "run findfdt; " \ 123 "run envboot; " \ 124 "run mmcboot;" \ 125 "setenv mmcdev 1; " \ 126 "setenv bootpart 1:2; " \ 127 "setenv mmcroot /dev/mmcblk0p2 rw; " \ 128 "run mmcboot;" \ 129 "" 130 131 /* 132 * SPL related defines. The Public RAM memory map the ROM defines the 133 * area between 0x40300000 and 0x4031E000 as a download area for OMAP5. 134 * On DRA7xx/AM57XX the download area is between 0x40300000 and 0x4037E000. 135 * We set CONFIG_SPL_DISPLAY_PRINT to have omap_rev_string() called and 136 * print some information. 137 */ 138 #ifdef CONFIG_TI_SECURE_DEVICE 139 /* 140 * For memory booting on HS parts, the first 4KB of the internal RAM is 141 * reserved for secure world use and the flash loader image is 142 * preceded by a secure certificate. The SPL will therefore run in internal 143 * RAM from address 0x40301350 (0x40300000+0x1000(reserved)+0x350(cert)). 144 */ 145 #define TI_OMAP5_SECURE_BOOT_RESV_SRAM_SZ 0x1000 146 #define CONFIG_SPL_TEXT_BASE 0x40301350 147 /* If no specific start address is specified then the secure EMIF 148 * region will be placed at the end of the DDR space. In order to prevent 149 * the main u-boot relocation from clobbering that memory and causing a 150 * firewall violation, we tell u-boot that memory is protected RAM (PRAM) 151 */ 152 #if (CONFIG_TI_SECURE_EMIF_REGION_START == 0) 153 #define CONFIG_PRAM (CONFIG_TI_SECURE_EMIF_TOTAL_REGION_SIZE) >> 10 154 #endif 155 #else 156 /* 157 * For all booting on GP parts, the flash loader image is 158 * downloaded into internal RAM at address 0x40300000. 159 */ 160 #define CONFIG_SPL_TEXT_BASE 0x40300000 161 #endif 162 163 #define CONFIG_SPL_DISPLAY_PRINT 164 #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/omap-common/u-boot-spl.lds" 165 #define CONFIG_SYS_SPL_ARGS_ADDR (CONFIG_SYS_SDRAM_BASE + \ 166 (128 << 20)) 167 168 #ifdef CONFIG_NAND 169 #define CONFIG_SPL_NAND_AM33XX_BCH /* ELM support */ 170 #endif 171 172 /* 173 * Disable MMC DM for SPL build and can be re-enabled after adding 174 * DM support in SPL 175 */ 176 #ifdef CONFIG_SPL_BUILD 177 #undef CONFIG_DM_MMC 178 #undef CONFIG_TIMER 179 #undef CONFIG_DM_ETH 180 #endif 181 182 #endif /* __CONFIG_TI_OMAP5_COMMON_H */ 183