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 #ifndef CONFIG_SPL_BUILD 68 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 69 #define CONFIG_EXTRA_ENV_SETTINGS \ 70 DEFAULT_LINUX_BOOT_ENV \ 71 DEFAULT_MMC_TI_ARGS \ 72 "console=" CONSOLEDEV ",115200n8\0" \ 73 "fdtfile=undefined\0" \ 74 "bootpart=0:2\0" \ 75 "bootdir=/boot\0" \ 76 "bootfile=zImage\0" \ 77 "usbtty=cdc_acm\0" \ 78 "vram=16M\0" \ 79 "partitions=" PARTS_DEFAULT "\0" \ 80 "optargs=\0" \ 81 "dofastboot=0\0" \ 82 "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \ 83 "bootscript=echo Running bootscript from mmc${mmcdev} ...; " \ 84 "source ${loadaddr}\0" \ 85 "loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \ 86 "mmcboot=mmc dev ${mmcdev}; " \ 87 "if mmc rescan; then " \ 88 "echo SD/MMC found on device ${mmcdev};" \ 89 "if run loadimage; then " \ 90 "run loadfdt; " \ 91 "echo Booting from mmc${mmcdev} ...; " \ 92 "run args_mmc; " \ 93 "bootz ${loadaddr} - ${fdtaddr}; " \ 94 "fi;" \ 95 "fi;\0" \ 96 "findfdt="\ 97 "if test $board_name = omap5_uevm; then " \ 98 "setenv fdtfile omap5-uevm.dtb; fi; " \ 99 "if test $board_name = dra7xx; then " \ 100 "setenv fdtfile dra7-evm.dtb; fi;" \ 101 "if test $board_name = dra72x-revc; then " \ 102 "setenv fdtfile dra72-evm-revc.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 = am572x_idk; then " \ 108 "setenv fdtfile am572x-idk.dtb; fi;" \ 109 "if test $board_name = am57xx_evm; then " \ 110 "setenv fdtfile am57xx-beagle-x15.dtb; fi;" \ 111 "if test $fdtfile = undefined; then " \ 112 "echo WARNING: Could not determine device tree to use; fi; \0" \ 113 "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile};\0" \ 114 DFUARGS \ 115 NETARGS \ 116 117 #define CONFIG_BOOTCOMMAND \ 118 "if test ${dofastboot} -eq 1; then " \ 119 "echo Boot fastboot requested, resetting dofastboot ...;" \ 120 "setenv dofastboot 0; saveenv;" \ 121 "echo Booting into fastboot ...; fastboot 0;" \ 122 "fi;" \ 123 "run findfdt; " \ 124 "run envboot; " \ 125 "run mmcboot;" \ 126 "setenv mmcdev 1; " \ 127 "setenv bootpart 1:2; " \ 128 "setenv mmcroot /dev/mmcblk0p2 rw; " \ 129 "run mmcboot;" \ 130 "" 131 #endif 132 133 /* 134 * SPL related defines. The Public RAM memory map the ROM defines the 135 * area between 0x40300000 and 0x4031E000 as a download area for OMAP5. 136 * On DRA7xx/AM57XX the download area is between 0x40300000 and 0x4037E000. 137 * We set CONFIG_SPL_DISPLAY_PRINT to have omap_rev_string() called and 138 * print some information. 139 */ 140 #ifdef CONFIG_TI_SECURE_DEVICE 141 /* 142 * For memory booting on HS parts, the first 4KB of the internal RAM is 143 * reserved for secure world use and the flash loader image is 144 * preceded by a secure certificate. The SPL will therefore run in internal 145 * RAM from address 0x40301350 (0x40300000+0x1000(reserved)+0x350(cert)). 146 */ 147 #define TI_OMAP5_SECURE_BOOT_RESV_SRAM_SZ 0x1000 148 #define CONFIG_SPL_TEXT_BASE 0x40301350 149 #else 150 /* 151 * For all booting on GP parts, the flash loader image is 152 * downloaded into internal RAM at address 0x40300000. 153 */ 154 #define CONFIG_SPL_TEXT_BASE 0x40300000 155 #endif 156 157 #define CONFIG_SPL_DISPLAY_PRINT 158 #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/omap-common/u-boot-spl.lds" 159 #define CONFIG_SYS_SPL_ARGS_ADDR (CONFIG_SYS_SDRAM_BASE + \ 160 (128 << 20)) 161 162 #ifdef CONFIG_NAND 163 #define CONFIG_SPL_NAND_AM33XX_BCH /* ELM support */ 164 #endif 165 166 /* 167 * Disable MMC DM for SPL build and can be re-enabled after adding 168 * DM support in SPL 169 */ 170 #ifdef CONFIG_SPL_BUILD 171 #undef CONFIG_DM_MMC 172 #undef CONFIG_TIMER 173 #undef CONFIG_DM_ETH 174 #endif 175 176 #endif /* __CONFIG_TI_OMAP5_COMMON_H */ 177