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 /* Use General purpose timer 1 */ 21 #define CONFIG_SYS_TIMERBASE GPT2_BASE 22 23 /* 24 * For the DDR timing information we can either dynamically determine 25 * the timings to use or use pre-determined timings (based on using the 26 * dynamic method. Default to the static timing infomation. 27 */ 28 #define CONFIG_SYS_EMIF_PRECALCULATED_TIMING_REGS 29 #ifndef CONFIG_SYS_EMIF_PRECALCULATED_TIMING_REGS 30 #define CONFIG_SYS_AUTOMATIC_SDRAM_DETECTION 31 #define CONFIG_SYS_DEFAULT_LPDDR2_TIMINGS 32 #endif 33 34 #define CONFIG_PALMAS_POWER 35 36 #include <asm/arch/cpu.h> 37 #include <asm/arch/omap.h> 38 39 #include <configs/ti_armv7_omap.h> 40 41 /* 42 * Hardware drivers 43 */ 44 #define CONFIG_SYS_NS16550_CLK 48000000 45 #if defined(CONFIG_SPL_BUILD) || !defined(CONFIG_DM_SERIAL) 46 #define CONFIG_SYS_NS16550_SERIAL 47 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 48 #endif 49 50 /* 51 * Environment setup 52 */ 53 #ifndef PARTS_DEFAULT 54 #define PARTS_DEFAULT 55 #endif 56 57 #ifndef DFUARGS 58 #define DFUARGS 59 #endif 60 61 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 62 #define CONFIG_EXTRA_ENV_SETTINGS \ 63 DEFAULT_LINUX_BOOT_ENV \ 64 DEFAULT_MMC_TI_ARGS \ 65 DEFAULT_FIT_TI_ARGS \ 66 "console=" CONSOLEDEV ",115200n8\0" \ 67 "fdtfile=undefined\0" \ 68 "bootpart=0:2\0" \ 69 "bootdir=/boot\0" \ 70 "bootfile=zImage\0" \ 71 "usbtty=cdc_acm\0" \ 72 "vram=16M\0" \ 73 "partitions=" PARTS_DEFAULT "\0" \ 74 "optargs=\0" \ 75 "dofastboot=0\0" \ 76 "findfdt="\ 77 "if test $board_name = omap5_uevm; then " \ 78 "setenv fdtfile omap5-uevm.dtb; fi; " \ 79 "if test $board_name = dra7xx; then " \ 80 "setenv fdtfile dra7-evm.dtb; fi;" \ 81 "if test $board_name = dra72x-revc; then " \ 82 "setenv fdtfile dra72-evm-revc.dtb; fi;" \ 83 "if test $board_name = dra72x; then " \ 84 "setenv fdtfile dra72-evm.dtb; fi;" \ 85 "if test $board_name = dra71x; then " \ 86 "setenv fdtfile dra71-evm.dtb; fi;" \ 87 "if test $board_name = beagle_x15; then " \ 88 "setenv fdtfile am57xx-beagle-x15.dtb; fi;" \ 89 "if test $board_name = beagle_x15_revb1; then " \ 90 "setenv fdtfile am57xx-beagle-x15-revb1.dtb; fi;" \ 91 "if test $board_name = am572x_idk; then " \ 92 "setenv fdtfile am572x-idk.dtb; fi;" \ 93 "if test $board_name = am57xx_evm; then " \ 94 "setenv fdtfile am57xx-beagle-x15.dtb; fi;" \ 95 "if test $board_name = am57xx_evm_reva3; then " \ 96 "setenv fdtfile am57xx-beagle-x15.dtb; fi;" \ 97 "if test $board_name = am571x_idk; then " \ 98 "setenv fdtfile am571x-idk.dtb; fi;" \ 99 "if test $fdtfile = undefined; then " \ 100 "echo WARNING: Could not determine device tree to use; fi; \0" \ 101 DFUARGS \ 102 NETARGS \ 103 104 #define CONFIG_BOOTCOMMAND \ 105 "if test ${dofastboot} -eq 1; then " \ 106 "echo Boot fastboot requested, resetting dofastboot ...;" \ 107 "setenv dofastboot 0; saveenv;" \ 108 "echo Booting into fastboot ...; " \ 109 "fastboot " __stringify(CONFIG_FASTBOOT_USB_DEV) "; " \ 110 "fi;" \ 111 "if test ${boot_fit} -eq 1; then " \ 112 "run update_to_fit;" \ 113 "fi;" \ 114 "run findfdt; " \ 115 "run envboot; " \ 116 "run mmcboot;" \ 117 "setenv mmcdev 1; " \ 118 "setenv bootpart 1:2; " \ 119 "setenv mmcroot /dev/mmcblk0p2 rw; " \ 120 "run mmcboot;" \ 121 "" 122 123 /* 124 * SPL related defines. The Public RAM memory map the ROM defines the 125 * area between 0x40300000 and 0x4031E000 as a download area for OMAP5. 126 * On DRA7xx/AM57XX the download area is between 0x40300000 and 0x4037E000. 127 * We set CONFIG_SPL_DISPLAY_PRINT to have omap_rev_string() called and 128 * print some information. 129 */ 130 #ifdef CONFIG_TI_SECURE_DEVICE 131 /* 132 * For memory booting on HS parts, the first 4KB of the internal RAM is 133 * reserved for secure world use and the flash loader image is 134 * preceded by a secure certificate. The SPL will therefore run in internal 135 * RAM from address 0x40301350 (0x40300000+0x1000(reserved)+0x350(cert)). 136 */ 137 #define TI_OMAP5_SECURE_BOOT_RESV_SRAM_SZ 0x1000 138 #define CONFIG_SPL_TEXT_BASE 0x40301350 139 /* If no specific start address is specified then the secure EMIF 140 * region will be placed at the end of the DDR space. In order to prevent 141 * the main u-boot relocation from clobbering that memory and causing a 142 * firewall violation, we tell u-boot that memory is protected RAM (PRAM) 143 */ 144 #if (CONFIG_TI_SECURE_EMIF_REGION_START == 0) 145 #define CONFIG_PRAM (CONFIG_TI_SECURE_EMIF_TOTAL_REGION_SIZE) >> 10 146 #endif 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 #define CONFIG_SPL_LDSCRIPT "arch/arm/mach-omap2/u-boot-spl.lds" 156 #define CONFIG_SYS_SPL_ARGS_ADDR (CONFIG_SYS_SDRAM_BASE + \ 157 (128 << 20)) 158 159 #ifdef CONFIG_NAND 160 #define CONFIG_SPL_NAND_AM33XX_BCH /* ELM support */ 161 #endif 162 163 /* 164 * Disable MMC DM for SPL build and can be re-enabled after adding 165 * DM support in SPL 166 */ 167 #ifdef CONFIG_SPL_BUILD 168 #undef CONFIG_DM_MMC 169 #undef CONFIG_TIMER 170 #undef CONFIG_DM_ETH 171 #endif 172 173 #endif /* __CONFIG_TI_OMAP5_COMMON_H */ 174