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_DISPLAY_CPUINFO 33 34 #define CONFIG_CMD_BOOTZ 35 #define CONFIG_OF_LIBFDT 36 37 38 #define CONFIG_ATMEL_LEGACY 39 #define CONFIG_AT91_GPIO 1 40 #define CONFIG_AT91_GPIO_PULLUP 1 41 42 /* 43 * Hardware drivers 44 */ 45 46 /* serial console */ 47 #define CONFIG_ATMEL_USART 48 #define CONFIG_USART_BASE ATMEL_BASE_DBGU 49 #define CONFIG_USART_ID ATMEL_ID_SYS 50 #define CONFIG_BAUDRATE 115200 51 52 /* LCD */ 53 #define CONFIG_LCD 1 54 #define LCD_BPP LCD_COLOR8 55 #define CONFIG_LCD_LOGO 1 56 #undef LCD_TEST_PATTERN 57 #define CONFIG_LCD_INFO 1 58 #define CONFIG_LCD_INFO_BELOW_LOGO 1 59 #define CONFIG_SYS_WHITE_ON_BLACK 1 60 #define CONFIG_ATMEL_LCD 1 61 #define CONFIG_ATMEL_LCD_RGB565 1 62 /* Let board_init_f handle the framebuffer allocation */ 63 #undef CONFIG_FB_ADDR 64 #define CONFIG_SYS_CONSOLE_IS_IN_ENV 1 65 66 67 /* LED */ 68 #define CONFIG_AT91_LED 69 #define CONFIG_RED_LED AT91_PIN_PD14 /* this is the power led */ 70 #define CONFIG_GREEN_LED AT91_PIN_PD15 /* this is the user1 led */ 71 #define CONFIG_YELLOW_LED AT91_PIN_PD16 /* this is the user2 led */ 72 73 #define CONFIG_BOOTDELAY 3 74 75 /* 76 * Command line configuration. 77 */ 78 #undef CONFIG_CMD_USB 79 80 #define CONFIG_CMD_NAND 1 81 82 /* SDRAM */ 83 #define CONFIG_NR_DRAM_BANKS 1 84 #define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS1 85 #define CONFIG_SYS_SDRAM_SIZE 0x04000000 86 87 #define CONFIG_SYS_INIT_SP_ADDR \ 88 (ATMEL_BASE_SRAM + 0x1000 - GENERATED_GBL_DATA_SIZE) 89 90 /* DataFlash */ 91 #define CONFIG_ATMEL_DATAFLASH_SPI 92 #define CONFIG_HAS_DATAFLASH 1 93 #define CONFIG_SYS_MAX_DATAFLASH_BANKS 1 94 #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* CS0 */ 95 #define AT91_SPI_CLK 15000000 96 #define DATAFLASH_TCSS (0x1a << 16) 97 #define DATAFLASH_TCHS (0x1 << 24) 98 99 /* NOR flash - not present */ 100 #define CONFIG_SYS_NO_FLASH 1 101 102 /* NAND flash */ 103 #ifdef CONFIG_CMD_NAND 104 #define CONFIG_NAND_ATMEL 105 #define CONFIG_SYS_MAX_NAND_DEVICE 1 106 #define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3 107 #define CONFIG_SYS_NAND_DBW_8 1 108 /* our ALE is AD21 */ 109 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21) 110 /* our CLE is AD22 */ 111 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22) 112 #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PB6 113 #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PD17 114 115 #endif 116 117 /* MMC */ 118 #define CONFIG_CMD_MMC 119 120 #ifdef CONFIG_CMD_MMC 121 #define CONFIG_MMC 122 #define CONFIG_GENERIC_MMC 123 #define CONFIG_GENERIC_ATMEL_MCI 124 #define CONFIG_CMD_FAT 125 #define CONFIG_DOS_PARTITION 126 #endif 127 128 /* Ethernet - not present */ 129 130 /* USB - not supported */ 131 132 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ 133 134 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE 135 #define CONFIG_SYS_MEMTEST_END 0x23e00000 136 137 #ifdef CONFIG_SYS_USE_DATAFLASH 138 139 /* bootstrap + u-boot + env + linux in dataflash on CS0 */ 140 #define CONFIG_ENV_IS_IN_DATAFLASH 1 141 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + 0x8400) 142 #define CONFIG_ENV_OFFSET 0x4200 143 #define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + CONFIG_ENV_OFFSET) 144 #define CONFIG_ENV_SIZE 0x4200 145 #define CONFIG_BOOTCOMMAND "cp.b 0xC0084000 0x22000000 0x210000; bootm" 146 #define CONFIG_BOOTARGS "console=ttyS0,115200 " \ 147 "root=/dev/mtdblock0 " \ 148 "mtdparts=atmel_nand:-(root) "\ 149 "rw rootfstype=jffs2" 150 151 #elif CONFIG_SYS_USE_NANDFLASH 152 153 /* bootstrap + u-boot + env + linux in nandflash */ 154 #define CONFIG_ENV_IS_IN_NAND 1 155 #define CONFIG_ENV_OFFSET 0xc0000 156 #define CONFIG_ENV_OFFSET_REDUND 0x100000 157 #define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */ 158 #define CONFIG_BOOTCOMMAND "nand read 0x22000000 0x200000 0x600000; " \ 159 "nand read 0x21000000 0x180000 0x80000; " \ 160 "bootz 0x22000000 - 0x21000000" 161 #define CONFIG_BOOTARGS \ 162 "console=ttyS0,115200 earlyprintk " \ 163 "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \ 164 "256K(env),256k(env_redundent),256k(spare)," \ 165 "512k(dtb),6M(kernel)ro,-(rootfs) " \ 166 "rootfstype=ubifs ubi.mtd=7 root=ubi0:rootfs" 167 168 #else /* CONFIG_SYS_USE_MMC */ 169 170 /* bootstrap + u-boot + env + linux in mmc */ 171 #define CONFIG_ENV_IS_IN_FAT 172 #define CONFIG_FAT_WRITE 173 #define FAT_ENV_INTERFACE "mmc" 174 #define FAT_ENV_FILE "uboot.env" 175 #define FAT_ENV_DEVICE_AND_PART "0" 176 #define CONFIG_ENV_SIZE 0x4000 177 #define CONFIG_BOOTCOMMAND "fatload mmc 0:1 0x21000000 at91sam9rlek.dtb; " \ 178 "fatload mmc 0:1 0x22000000 zImage; " \ 179 "bootz 0x22000000 - 0x21000000" 180 #define CONFIG_BOOTARGS "console=ttyS0,115200 " \ 181 "mtdparts=atmel_nand:" \ 182 "8M(bootstrap/uboot/kernel)ro,-(rootfs) " \ 183 "root=/dev/mmcblk0p2 rw rootwait" 184 #endif 185 186 #define CONFIG_SYS_CBSIZE 256 187 #define CONFIG_SYS_MAXARGS 16 188 #define CONFIG_SYS_LONGHELP 1 189 #define CONFIG_CMDLINE_EDITING 1 190 #define CONFIG_AUTO_COMPLETE 191 192 /* 193 * Size of malloc() pool 194 */ 195 #define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000) 196 197 #endif 198