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_CM_T43 12 #define CONFIG_ARCH_CPU_INIT 13 #define CONFIG_MAX_RAM_BANK_SIZE (2048 << 20) /* 2GB */ 14 #define CONFIG_SYS_TIMERBASE 0x48040000 /* Use Timer2 */ 15 16 #include <asm/arch/omap.h> 17 18 /* Serial support */ 19 #define CONFIG_SYS_NS16550_SERIAL 20 #define CONFIG_SYS_NS16550_CLK 48000000 21 #define CONFIG_SYS_NS16550_COM1 0x44e09000 22 #if !defined(CONFIG_SPL_DM) || !defined(CONFIG_DM_SERIAL) 23 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 24 #endif 25 26 /* NAND support */ 27 #define CONFIG_SYS_NAND_ONFI_DETECTION 28 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 29 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 30 #define CONFIG_SYS_NAND_OOBSIZE 64 31 #define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024) 32 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 33 #define CONFIG_SYS_NAND_ECCSIZE 512 34 #define CONFIG_SYS_NAND_ECCBYTES 14 35 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW 36 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ 37 CONFIG_SYS_NAND_PAGE_SIZE) 38 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \ 39 10, 11, 12, 13, 14, 15, 16, 17, \ 40 18, 19, 20, 21, 22, 23, 24, 25, \ 41 26, 27, 28, 29, 30, 31, 32, 33, \ 42 34, 35, 36, 37, 38, 39, 40, 41, \ 43 42, 43, 44, 45, 46, 47, 48, 49, \ 44 50, 51, 52, 53, 54, 55, 56, 57, } 45 46 /* CPSW Ethernet support */ 47 #define CONFIG_MII 48 #define CONFIG_BOOTP_DEFAULT 49 #define CONFIG_BOOTP_SEND_HOSTNAME 50 #define CONFIG_PHY_ATHEROS 51 #define CONFIG_SYS_RX_ETH_BUFFER 64 52 53 /* USB support */ 54 #define CONFIG_USB_XHCI_OMAP 55 #define CONFIG_AM437X_USB2PHY2_HOST 56 57 /* SPI Flash support */ 58 #define CONFIG_TI_SPI_MMAP 59 #define CONFIG_SF_DEFAULT_SPEED 48000000 60 #define CONFIG_DEFAULT_SPI_MODE SPI_MODE_3 61 62 /* Power */ 63 #define CONFIG_POWER 64 #define CONFIG_POWER_I2C 65 #define CONFIG_POWER_TPS65218 66 67 /* Enabling L2 Cache */ 68 #define CONFIG_SYS_L2_PL310 69 #define CONFIG_SYS_PL310_BASE 0x48242000 70 71 /* 72 * Since SPL did pll and ddr initialization for us, 73 * we don't need to do it twice. 74 */ 75 #if !defined(CONFIG_SPL_BUILD) 76 #define CONFIG_SKIP_LOWLEVEL_INIT 77 #endif 78 79 #define CONFIG_HSMMC2_8BIT 80 81 #include <configs/ti_armv7_omap.h> 82 #undef CONFIG_SYS_MONITOR_LEN 83 84 #define CONFIG_ENV_SIZE (16 * 1024) 85 86 #define V_OSCK 24000000 /* Clock output from T2 */ 87 #define V_SCLK (V_OSCK) 88 89 #define CONFIG_ENV_SECT_SIZE (64 * 1024) 90 #define CONFIG_ENV_OFFSET (768 * 1024) 91 #define CONFIG_ENV_SPI_MAX_HZ 48000000 92 93 #define CONFIG_EXTRA_ENV_SETTINGS \ 94 "loadaddr=0x80200000\0" \ 95 "fdtaddr=0x81200000\0" \ 96 "bootm_size=0x8000000\0" \ 97 "autoload=no\0" \ 98 "console=ttyO0,115200n8\0" \ 99 "fdtfile=am437x-sb-som-t43.dtb\0" \ 100 "kernel=zImage-cm-t43\0" \ 101 "bootscr=bootscr.img\0" \ 102 "emmcroot=/dev/mmcblk0p2 rw\0" \ 103 "emmcrootfstype=ext4 rootwait\0" \ 104 "emmcargs=setenv bootargs console=${console} " \ 105 "root=${emmcroot} " \ 106 "rootfstype=${emmcrootfstype}\0" \ 107 "loadbootscript=load mmc 0 ${loadaddr} ${bootscr}\0" \ 108 "bootscript=echo Running bootscript from mmc ...; " \ 109 "source ${loadaddr}\0" \ 110 "emmcboot=echo Booting from emmc ... && " \ 111 "run emmcargs && " \ 112 "load mmc 1 ${loadaddr} ${kernel} && " \ 113 "load mmc 1 ${fdtaddr} ${fdtfile} && " \ 114 "bootz ${loadaddr} - ${fdtaddr}\0" 115 116 #define CONFIG_BOOTCOMMAND \ 117 "mmc dev 0; " \ 118 "if mmc rescan; then " \ 119 "if run loadbootscript; then " \ 120 "run bootscript; " \ 121 "fi; " \ 122 "fi; " \ 123 "mmc dev 1; " \ 124 "if mmc rescan; then " \ 125 "run emmcboot; " \ 126 "fi;" 127 128 /* SPL defines. */ 129 #define CONFIG_SPL_TEXT_BASE 0x40300350 130 #define CONFIG_SYS_SPL_ARGS_ADDR (CONFIG_SYS_SDRAM_BASE + (128 << 20)) 131 #define CONFIG_SYS_SPI_U_BOOT_OFFS (256 * 1024) 132 #define CONFIG_SYS_MONITOR_LEN (512 * 1024) 133 134 /* EEPROM */ 135 #define CONFIG_ENV_EEPROM_IS_ON_I2C 136 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 137 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 4 138 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 5 139 #define CONFIG_SYS_EEPROM_SIZE 256 140 141 #endif /* __CONFIG_CM_T43_H */ 142