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 #define CONFIG_SYS_HZ 1000 22 23 #define CONFIG_AT91SAM9RLEK 1 /* It's an AT91SAM9RLEK Board */ 24 25 #define CONFIG_ARCH_CPU_INIT 26 #define CONFIG_SKIP_LOWLEVEL_INIT 27 #define CONFIG_BOARD_EARLY_INIT_F 28 29 #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */ 30 #define CONFIG_SETUP_MEMORY_TAGS 1 31 #define CONFIG_INITRD_TAG 1 32 33 #define CONFIG_DISPLAY_CPUINFO 34 35 #define CONFIG_CMD_BOOTZ 36 #define CONFIG_OF_LIBFDT 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 #include <config_cmd_default.h> 79 #undef CONFIG_CMD_BDI 80 #undef CONFIG_CMD_FPGA 81 #undef CONFIG_CMD_IMI 82 #undef CONFIG_CMD_IMLS 83 #undef CONFIG_CMD_LOADS 84 #undef CONFIG_CMD_NET 85 #undef CONFIG_CMD_NFS 86 #undef CONFIG_CMD_SOURCE 87 #undef CONFIG_CMD_USB 88 89 #define CONFIG_CMD_NAND 1 90 91 /* SDRAM */ 92 #define CONFIG_NR_DRAM_BANKS 1 93 #define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS1 94 #define CONFIG_SYS_SDRAM_SIZE 0x04000000 95 96 #define CONFIG_SYS_INIT_SP_ADDR \ 97 (ATMEL_BASE_SRAM + 0x1000 - GENERATED_GBL_DATA_SIZE) 98 99 /* DataFlash */ 100 #define CONFIG_ATMEL_DATAFLASH_SPI 101 #define CONFIG_HAS_DATAFLASH 1 102 #define CONFIG_SYS_SPI_WRITE_TOUT (5*CONFIG_SYS_HZ) 103 #define CONFIG_SYS_MAX_DATAFLASH_BANKS 1 104 #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* CS0 */ 105 #define AT91_SPI_CLK 15000000 106 #define DATAFLASH_TCSS (0x1a << 16) 107 #define DATAFLASH_TCHS (0x1 << 24) 108 109 /* NOR flash - not present */ 110 #define CONFIG_SYS_NO_FLASH 1 111 112 /* NAND flash */ 113 #ifdef CONFIG_CMD_NAND 114 #define CONFIG_NAND_ATMEL 115 #define CONFIG_SYS_MAX_NAND_DEVICE 1 116 #define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3 117 #define CONFIG_SYS_NAND_DBW_8 1 118 /* our ALE is AD21 */ 119 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21) 120 /* our CLE is AD22 */ 121 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22) 122 #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PB6 123 #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PD17 124 125 #endif 126 127 /* Ethernet - not present */ 128 129 /* USB - not supported */ 130 131 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ 132 133 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE 134 #define CONFIG_SYS_MEMTEST_END 0x23e00000 135 136 #ifdef CONFIG_SYS_USE_DATAFLASH 137 138 /* bootstrap + u-boot + env + linux in dataflash on CS0 */ 139 #define CONFIG_ENV_IS_IN_DATAFLASH 1 140 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + 0x8400) 141 #define CONFIG_ENV_OFFSET 0x4200 142 #define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + CONFIG_ENV_OFFSET) 143 #define CONFIG_ENV_SIZE 0x4200 144 #define CONFIG_BOOTCOMMAND "cp.b 0xC0084000 0x22000000 0x210000; bootm" 145 #define CONFIG_BOOTARGS "console=ttyS0,115200 " \ 146 "root=/dev/mtdblock0 " \ 147 "mtdparts=atmel_nand:-(root) "\ 148 "rw rootfstype=jffs2" 149 150 #else /* CONFIG_SYS_USE_NANDFLASH */ 151 152 /* bootstrap + u-boot + env + linux in nandflash */ 153 #define CONFIG_ENV_IS_IN_NAND 1 154 #define CONFIG_ENV_OFFSET 0x60000 155 #define CONFIG_ENV_OFFSET_REDUND 0x80000 156 #define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */ 157 #define CONFIG_BOOTCOMMAND "nand read 0x22000000 0xA0000 0x200000; bootm" 158 #define CONFIG_BOOTARGS "console=ttyS0,115200 " \ 159 "root=/dev/mtdblock5 " \ 160 "mtdparts=atmel_nand:128k(bootstrap)ro,256k(uboot)ro,128k(env1)ro,128k(env2)ro,2M(linux),-(root) " \ 161 "rw rootfstype=jffs2" 162 163 #endif 164 165 #define CONFIG_SYS_PROMPT "U-Boot> " 166 #define CONFIG_SYS_CBSIZE 256 167 #define CONFIG_SYS_MAXARGS 16 168 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) 169 #define CONFIG_SYS_LONGHELP 1 170 #define CONFIG_CMDLINE_EDITING 1 171 #define CONFIG_AUTO_COMPLETE 172 173 /* 174 * Size of malloc() pool 175 */ 176 #define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000) 177 178 #endif 179