1 /* 2 * (C) Copyright 2007-2008 3 * Stelian Pop <stelian@popies.net> 4 * Lead Tech Design <www.leadtechdesign.com> 5 * 6 * Configuation settings for the AT91SAM9RLEK board. 7 * 8 * SPDX-License-Identifier: GPL-2.0+ 9 */ 10 11 #ifndef __CONFIG_H 12 #define __CONFIG_H 13 14 #include <asm/hardware.h> 15 16 #define CONFIG_SYS_TEXT_BASE 0x21F00000 17 18 /* ARM asynchronous clock */ 19 #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */ 20 #define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* main clock xtal */ 21 22 #define CONFIG_AT91SAM9RLEK 1 /* It's an AT91SAM9RLEK Board */ 23 24 #define CONFIG_ARCH_CPU_INIT 25 #define CONFIG_SKIP_LOWLEVEL_INIT 26 #define CONFIG_BOARD_EARLY_INIT_F 27 28 #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */ 29 #define CONFIG_SETUP_MEMORY_TAGS 1 30 #define CONFIG_INITRD_TAG 1 31 32 #define CONFIG_ATMEL_LEGACY 33 #define CONFIG_AT91_GPIO 1 34 #define CONFIG_AT91_GPIO_PULLUP 1 35 36 /* 37 * Hardware drivers 38 */ 39 40 /* serial console */ 41 #define CONFIG_ATMEL_USART 42 #define CONFIG_USART_BASE ATMEL_BASE_DBGU 43 #define CONFIG_USART_ID ATMEL_ID_SYS 44 #define CONFIG_BAUDRATE 115200 45 46 /* LCD */ 47 #define LCD_BPP LCD_COLOR8 48 #define CONFIG_LCD_LOGO 1 49 #undef LCD_TEST_PATTERN 50 #define CONFIG_LCD_INFO 1 51 #define CONFIG_LCD_INFO_BELOW_LOGO 1 52 #define CONFIG_SYS_WHITE_ON_BLACK 1 53 #define CONFIG_ATMEL_LCD 1 54 #define CONFIG_ATMEL_LCD_RGB565 1 55 /* Let board_init_f handle the framebuffer allocation */ 56 #undef CONFIG_FB_ADDR 57 #define CONFIG_SYS_CONSOLE_IS_IN_ENV 1 58 59 /* LED */ 60 #define CONFIG_AT91_LED 61 #define CONFIG_RED_LED AT91_PIN_PD14 /* this is the power led */ 62 #define CONFIG_GREEN_LED AT91_PIN_PD15 /* this is the user1 led */ 63 #define CONFIG_YELLOW_LED AT91_PIN_PD16 /* this is the user2 led */ 64 65 66 /* 67 * Command line configuration. 68 */ 69 70 #define CONFIG_CMD_NAND 1 71 72 /* SDRAM */ 73 #define CONFIG_NR_DRAM_BANKS 1 74 #define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS1 75 #define CONFIG_SYS_SDRAM_SIZE 0x04000000 76 77 #define CONFIG_SYS_INIT_SP_ADDR \ 78 (ATMEL_BASE_SRAM + 0x1000 - GENERATED_GBL_DATA_SIZE) 79 80 /* DataFlash */ 81 #define CONFIG_ATMEL_DATAFLASH_SPI 82 #define CONFIG_HAS_DATAFLASH 1 83 #define CONFIG_SYS_MAX_DATAFLASH_BANKS 1 84 #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* CS0 */ 85 #define AT91_SPI_CLK 15000000 86 #define DATAFLASH_TCSS (0x1a << 16) 87 #define DATAFLASH_TCHS (0x1 << 24) 88 89 /* NOR flash - not present */ 90 #define CONFIG_SYS_NO_FLASH 1 91 92 /* NAND flash */ 93 #ifdef CONFIG_CMD_NAND 94 #define CONFIG_NAND_ATMEL 95 #define CONFIG_SYS_MAX_NAND_DEVICE 1 96 #define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3 97 #define CONFIG_SYS_NAND_DBW_8 1 98 /* our ALE is AD21 */ 99 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21) 100 /* our CLE is AD22 */ 101 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22) 102 #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PB6 103 #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PD17 104 105 #endif 106 107 /* MMC */ 108 109 #ifdef CONFIG_CMD_MMC 110 #define CONFIG_MMC 111 #define CONFIG_GENERIC_MMC 112 #define CONFIG_GENERIC_ATMEL_MCI 113 #define CONFIG_DOS_PARTITION 114 #endif 115 116 /* Ethernet - not present */ 117 118 /* USB - not supported */ 119 120 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ 121 122 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE 123 #define CONFIG_SYS_MEMTEST_END 0x23e00000 124 125 #ifdef CONFIG_SYS_USE_DATAFLASH 126 127 /* bootstrap + u-boot + env + linux in dataflash on CS0 */ 128 #define CONFIG_ENV_IS_IN_DATAFLASH 1 129 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + 0x8400) 130 #define CONFIG_ENV_OFFSET 0x4200 131 #define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + CONFIG_ENV_OFFSET) 132 #define CONFIG_ENV_SIZE 0x4200 133 #define CONFIG_BOOTCOMMAND "cp.b 0xC0084000 0x22000000 0x210000; bootm" 134 #define CONFIG_BOOTARGS "console=ttyS0,115200 " \ 135 "root=/dev/mtdblock0 " \ 136 "mtdparts=atmel_nand:-(root) "\ 137 "rw rootfstype=jffs2" 138 139 #elif CONFIG_SYS_USE_NANDFLASH 140 141 /* bootstrap + u-boot + env + linux in nandflash */ 142 #define CONFIG_ENV_IS_IN_NAND 1 143 #define CONFIG_ENV_OFFSET 0xc0000 144 #define CONFIG_ENV_OFFSET_REDUND 0x100000 145 #define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */ 146 #define CONFIG_BOOTCOMMAND "nand read 0x22000000 0x200000 0x600000; " \ 147 "nand read 0x21000000 0x180000 0x80000; " \ 148 "bootz 0x22000000 - 0x21000000" 149 #define CONFIG_BOOTARGS \ 150 "console=ttyS0,115200 earlyprintk " \ 151 "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \ 152 "256K(env),256k(env_redundent),256k(spare)," \ 153 "512k(dtb),6M(kernel)ro,-(rootfs) " \ 154 "rootfstype=ubifs ubi.mtd=7 root=ubi0:rootfs" 155 156 #else /* CONFIG_SYS_USE_MMC */ 157 158 /* bootstrap + u-boot + env + linux in mmc */ 159 #define CONFIG_ENV_IS_IN_FAT 160 #define CONFIG_FAT_WRITE 161 #define FAT_ENV_INTERFACE "mmc" 162 #define FAT_ENV_FILE "uboot.env" 163 #define FAT_ENV_DEVICE_AND_PART "0" 164 #define CONFIG_ENV_SIZE 0x4000 165 #define CONFIG_BOOTCOMMAND "fatload mmc 0:1 0x21000000 at91sam9rlek.dtb; " \ 166 "fatload mmc 0:1 0x22000000 zImage; " \ 167 "bootz 0x22000000 - 0x21000000" 168 #define CONFIG_BOOTARGS "console=ttyS0,115200 " \ 169 "mtdparts=atmel_nand:" \ 170 "8M(bootstrap/uboot/kernel)ro,-(rootfs) " \ 171 "root=/dev/mmcblk0p2 rw rootwait" 172 #endif 173 174 #define CONFIG_SYS_CBSIZE 256 175 #define CONFIG_SYS_MAXARGS 16 176 #define CONFIG_SYS_LONGHELP 1 177 #define CONFIG_CMDLINE_EDITING 1 178 #define CONFIG_AUTO_COMPLETE 179 180 /* 181 * Size of malloc() pool 182 */ 183 #define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000) 184 185 #endif 186