1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * cm_t43.h 4 * 5 * Copyright (C) 2015 Compulab, Ltd. 6 */ 7 8 #ifndef __CONFIG_CM_T43_H 9 #define __CONFIG_CM_T43_H 10 11 #define CONFIG_MAX_RAM_BANK_SIZE (2048 << 20) /* 2GB */ 12 #define CONFIG_SYS_TIMERBASE 0x48040000 /* Use Timer2 */ 13 14 #include <asm/arch/omap.h> 15 16 /* Serial support */ 17 #define CONFIG_SYS_NS16550_SERIAL 18 #define CONFIG_SYS_NS16550_CLK 48000000 19 #define CONFIG_SYS_NS16550_COM1 0x44e09000 20 #if !defined(CONFIG_SPL_DM) || !defined(CONFIG_DM_SERIAL) 21 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 22 #endif 23 24 /* NAND support */ 25 #define CONFIG_SYS_NAND_ECCSIZE 512 26 #define CONFIG_SYS_NAND_ECCBYTES 14 27 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \ 28 10, 11, 12, 13, 14, 15, 16, 17, \ 29 18, 19, 20, 21, 22, 23, 24, 25, \ 30 26, 27, 28, 29, 30, 31, 32, 33, \ 31 34, 35, 36, 37, 38, 39, 40, 41, \ 32 42, 43, 44, 45, 46, 47, 48, 49, \ 33 50, 51, 52, 53, 54, 55, 56, 57, } 34 35 /* CPSW Ethernet support */ 36 #define CONFIG_SYS_RX_ETH_BUFFER 64 37 38 /* Power */ 39 #define CONFIG_POWER_TPS65218 40 41 /* Enabling L2 Cache */ 42 #define CONFIG_SYS_L2_PL310 43 #define CONFIG_SYS_PL310_BASE 0x48242000 44 45 /* 46 * Since SPL did pll and ddr initialization for us, 47 * we don't need to do it twice. 48 */ 49 50 #define CONFIG_HSMMC2_8BIT 51 52 #include <configs/ti_armv7_omap.h> 53 #undef CONFIG_SYS_MONITOR_LEN 54 55 #define V_OSCK 24000000 /* Clock output from T2 */ 56 #define V_SCLK (V_OSCK) 57 58 #define CONFIG_EXTRA_ENV_SETTINGS \ 59 "loadaddr=0x80200000\0" \ 60 "fdtaddr=0x81200000\0" \ 61 "bootm_size=0x8000000\0" \ 62 "autoload=no\0" \ 63 "console=ttyO0,115200n8\0" \ 64 "fdtfile=am437x-sb-som-t43.dtb\0" \ 65 "kernel=zImage-cm-t43\0" \ 66 "bootscr=bootscr.img\0" \ 67 "emmcroot=/dev/mmcblk0p2 rw\0" \ 68 "emmcrootfstype=ext4 rootwait\0" \ 69 "emmcargs=setenv bootargs console=${console} " \ 70 "root=${emmcroot} " \ 71 "rootfstype=${emmcrootfstype}\0" \ 72 "loadbootscript=load mmc 0 ${loadaddr} ${bootscr}\0" \ 73 "bootscript=echo Running bootscript from mmc ...; " \ 74 "source ${loadaddr}\0" \ 75 "emmcboot=echo Booting from emmc ... && " \ 76 "run emmcargs && " \ 77 "load mmc 1 ${loadaddr} ${kernel} && " \ 78 "load mmc 1 ${fdtaddr} ${fdtfile} && " \ 79 "bootz ${loadaddr} - ${fdtaddr}\0" 80 81 #define CONFIG_BOOTCOMMAND \ 82 "mmc dev 0; " \ 83 "if mmc rescan; then " \ 84 "if run loadbootscript; then " \ 85 "run bootscript; " \ 86 "fi; " \ 87 "fi; " \ 88 "mmc dev 1; " \ 89 "if mmc rescan; then " \ 90 "run emmcboot; " \ 91 "fi;" 92 93 /* SPL defines. */ 94 #define CONFIG_SYS_SPL_ARGS_ADDR (CONFIG_SYS_SDRAM_BASE + (128 << 20)) 95 #define CONFIG_SYS_MONITOR_LEN (512 * 1024) 96 97 /* EEPROM */ 98 99 #endif /* __CONFIG_CM_T43_H */ 100