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_BOARDINFO 21 22 /* Common ARM Erratas */ 23 #define CONFIG_ARM_ERRATA_798870 24 25 /* Use General purpose timer 1 */ 26 #define CONFIG_SYS_TIMERBASE GPT2_BASE 27 28 /* 29 * For the DDR timing information we can either dynamically determine 30 * the timings to use or use pre-determined timings (based on using the 31 * dynamic method. Default to the static timing infomation. 32 */ 33 #define CONFIG_SYS_EMIF_PRECALCULATED_TIMING_REGS 34 #ifndef CONFIG_SYS_EMIF_PRECALCULATED_TIMING_REGS 35 #define CONFIG_SYS_AUTOMATIC_SDRAM_DETECTION 36 #define CONFIG_SYS_DEFAULT_LPDDR2_TIMINGS 37 #endif 38 39 #define CONFIG_PALMAS_POWER 40 41 #include <asm/arch/cpu.h> 42 #include <asm/arch/omap.h> 43 44 #include <configs/ti_armv7_omap.h> 45 46 /* 47 * Hardware drivers 48 */ 49 #define CONFIG_SYS_NS16550_CLK 48000000 50 #if defined(CONFIG_SPL_BUILD) || !defined(CONFIG_DM_SERIAL) 51 #define CONFIG_SYS_NS16550_SERIAL 52 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 53 #endif 54 55 /* 56 * Environment setup 57 */ 58 #ifndef PARTS_DEFAULT 59 #define PARTS_DEFAULT 60 #endif 61 62 #ifndef DFUARGS 63 #define DFUARGS 64 #endif 65 66 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 67 #define CONFIG_EXTRA_ENV_SETTINGS \ 68 DEFAULT_LINUX_BOOT_ENV \ 69 DEFAULT_MMC_TI_ARGS \ 70 "console=" CONSOLEDEV ",115200n8\0" \ 71 "fdtfile=undefined\0" \ 72 "bootpart=0:2\0" \ 73 "bootdir=/boot\0" \ 74 "bootfile=zImage\0" \ 75 "usbtty=cdc_acm\0" \ 76 "vram=16M\0" \ 77 "partitions=" PARTS_DEFAULT "\0" \ 78 "optargs=\0" \ 79 "dofastboot=0\0" \ 80 "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \ 81 "bootscript=echo Running bootscript from mmc${mmcdev} ...; " \ 82 "source ${loadaddr}\0" \ 83 "loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \ 84 "mmcboot=mmc dev ${mmcdev}; " \ 85 "if mmc rescan; then " \ 86 "echo SD/MMC found on device ${mmcdev};" \ 87 "if run loadimage; then " \ 88 "run loadfdt; " \ 89 "echo Booting from mmc${mmcdev} ...; " \ 90 "run args_mmc; " \ 91 "bootz ${loadaddr} - ${fdtaddr}; " \ 92 "fi;" \ 93 "fi;\0" \ 94 "findfdt="\ 95 "if test $board_name = omap5_uevm; then " \ 96 "setenv fdtfile omap5-uevm.dtb; fi; " \ 97 "if test $board_name = dra7xx; then " \ 98 "setenv fdtfile dra7-evm.dtb; fi;" \ 99 "if test $board_name = dra72x-revc; then " \ 100 "setenv fdtfile dra72-evm-revc.dtb; fi;" \ 101 "if test $board_name = dra72x; then " \ 102 "setenv fdtfile dra72-evm.dtb; fi;" \ 103 "if test $board_name = beagle_x15; then " \ 104 "setenv fdtfile am57xx-beagle-x15.dtb; fi;" \ 105 "if test $board_name = am572x_idk; then " \ 106 "setenv fdtfile am572x-idk.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 ${dofastboot} -eq 1; then " \ 117 "echo Boot fastboot requested, resetting dofastboot ...;" \ 118 "setenv dofastboot 0; saveenv;" \ 119 "echo Booting into fastboot ...; fastboot 0;" \ 120 "fi;" \ 121 "run findfdt; " \ 122 "run envboot; " \ 123 "run mmcboot;" \ 124 "setenv mmcdev 1; " \ 125 "setenv bootpart 1:2; " \ 126 "setenv mmcroot /dev/mmcblk0p2 rw; " \ 127 "run mmcboot;" \ 128 "" 129 130 /* 131 * SPL related defines. The Public RAM memory map the ROM defines the 132 * area between 0x40300000 and 0x4031E000 as a download area for OMAP5. 133 * On DRA7xx/AM57XX the download area is between 0x40300000 and 0x4037E000. 134 * We set CONFIG_SPL_DISPLAY_PRINT to have omap_rev_string() called and 135 * print some information. 136 */ 137 #ifdef CONFIG_TI_SECURE_DEVICE 138 /* 139 * For memory booting on HS parts, the first 4KB of the internal RAM is 140 * reserved for secure world use and the flash loader image is 141 * preceded by a secure certificate. The SPL will therefore run in internal 142 * RAM from address 0x40301350 (0x40300000+0x1000(reserved)+0x350(cert)). 143 */ 144 #define TI_OMAP5_SECURE_BOOT_RESV_SRAM_SZ 0x1000 145 #define CONFIG_SPL_TEXT_BASE 0x40301350 146 /* If no specific start address is specified then the secure EMIF 147 * region will be placed at the end of the DDR space. In order to prevent 148 * the main u-boot relocation from clobbering that memory and causing a 149 * firewall violation, we tell u-boot that memory is protected RAM (PRAM) 150 */ 151 #if (CONFIG_TI_SECURE_EMIF_REGION_START == 0) 152 #define CONFIG_PRAM (CONFIG_TI_SECURE_EMIF_TOTAL_REGION_SIZE) >> 10 153 #endif 154 #else 155 /* 156 * For all booting on GP parts, the flash loader image is 157 * downloaded into internal RAM at address 0x40300000. 158 */ 159 #define CONFIG_SPL_TEXT_BASE 0x40300000 160 #endif 161 162 #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/omap-common/u-boot-spl.lds" 163 #define CONFIG_SYS_SPL_ARGS_ADDR (CONFIG_SYS_SDRAM_BASE + \ 164 (128 << 20)) 165 166 #ifdef CONFIG_NAND 167 #define CONFIG_SPL_NAND_AM33XX_BCH /* ELM support */ 168 #endif 169 170 /* 171 * Disable MMC DM for SPL build and can be re-enabled after adding 172 * DM support in SPL 173 */ 174 #ifdef CONFIG_SPL_BUILD 175 #undef CONFIG_DM_MMC 176 #undef CONFIG_TIMER 177 #undef CONFIG_DM_ETH 178 #endif 179 180 #endif /* __CONFIG_TI_OMAP5_COMMON_H */ 181