| | 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 | |
| | 27 | #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */ |
| | 28 | #define CONFIG_SETUP_MEMORY_TAGS 1 |
| | 29 | #define CONFIG_INITRD_TAG 1 |
| | 30 | |
| | 31 | #define CONFIG_ATMEL_LEGACY |
| | 32 | |
| | 33 | /* |
| | 34 | * Hardware drivers |
| | 35 | */ |
| | 36 | |
| | 37 | /* LCD */ |
| | 38 | #define LCD_BPP LCD_COLOR8 |
| | 39 | #define CONFIG_LCD_LOGO 1 |
| | 40 | #undef LCD_TEST_PATTERN |
| | 41 | #define CONFIG_LCD_INFO 1 |
| | 42 | #define CONFIG_LCD_INFO_BELOW_LOGO 1 |
| | 43 | #define CONFIG_ATMEL_LCD 1 |
| | 44 | #define CONFIG_ATMEL_LCD_RGB565 1 |
| | 45 | /* Let board_init_f handle the framebuffer allocation */ |
| | 46 | #undef CONFIG_FB_ADDR |
| | 47 | |
| | 48 | /* |
| | 49 | * Command line configuration. |
| | 50 | */ |
| | 51 | |
| | 52 | #define CONFIG_CMD_NAND 1 |
| | 53 | |
| | 54 | /* SDRAM */ |
| | 55 | #define CONFIG_NR_DRAM_BANKS 1 |
| | 56 | #define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS1 |
| | 57 | #define CONFIG_SYS_SDRAM_SIZE 0x04000000 |
| | 58 | |
| | 59 | #define CONFIG_SYS_INIT_SP_ADDR \ |
| | 60 | (ATMEL_BASE_SRAM + 16 * 1024 - GENERATED_GBL_DATA_SIZE) |
| | 61 | |
| | 62 | /* DataFlash */ |
| | 63 | #define CONFIG_ATMEL_DATAFLASH_SPI |
| | 64 | #define CONFIG_HAS_DATAFLASH 1 |
| | 65 | #define CONFIG_SYS_MAX_DATAFLASH_BANKS 1 |
| | 66 | #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* CS0 */ |
| | 67 | #define AT91_SPI_CLK 15000000 |
| | 68 | #define DATAFLASH_TCSS (0x1a << 16) |
| | 69 | #define DATAFLASH_TCHS (0x1 << 24) |
| | 70 | |
| | 71 | /* NAND flash */ |
| | 72 | #ifdef CONFIG_CMD_NAND |
| | 73 | #define CONFIG_NAND_ATMEL |
| | 74 | #define CONFIG_SYS_MAX_NAND_DEVICE 1 |
| | 75 | #define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3 |
| | 76 | #define CONFIG_SYS_NAND_DBW_8 1 |
| | 77 | /* our ALE is AD21 */ |
| | 78 | #define CONFIG_SYS_NAND_MASK_ALE (1 << 21) |
| | 79 | /* our CLE is AD22 */ |
| | 80 | #define CONFIG_SYS_NAND_MASK_CLE (1 << 22) |
| | 81 | #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PB6 |
| | 82 | #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PD17 |
| | 83 | |
| | 84 | #endif |
| | 85 | |
| | 86 | /* Ethernet - not present */ |
| | 87 | |
| | 88 | /* USB - not supported */ |
| | 89 | |
| | 90 | #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ |
| | 91 | |
| | 92 | #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE |
| | 93 | #define CONFIG_SYS_MEMTEST_END 0x23e00000 |
| | 94 | |
| | 95 | #ifdef CONFIG_SYS_USE_DATAFLASH |
| | 96 | |
| | 97 | /* bootstrap + u-boot + env + linux in dataflash on CS0 */ |
| | 98 | #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + 0x8400) |
| | 99 | #define CONFIG_ENV_OFFSET 0x4200 |
| | 100 | #define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + CONFIG_ENV_OFFSET) |
| | 101 | #define CONFIG_ENV_SIZE 0x4200 |
| | 102 | #define CONFIG_BOOTCOMMAND "cp.b 0xC0084000 0x22000000 0x210000; bootm" |
| | 103 | #define CONFIG_BOOTARGS "console=ttyS0,115200 " \ |
| | 104 | "root=/dev/mtdblock0 " \ |
| | 105 | "mtdparts=atmel_nand:-(root) "\ |
| | 106 | "rw rootfstype=jffs2" |
| | 107 | |
| | 108 | #elif CONFIG_SYS_USE_NANDFLASH |
| | 109 | |
| | 110 | /* bootstrap + u-boot + env + linux in nandflash */ |
| | 111 | #define CONFIG_ENV_OFFSET 0x120000 |
| | 112 | #define CONFIG_ENV_OFFSET_REDUND 0x100000 |
| | 113 | #define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */ |
| | 114 | #define CONFIG_BOOTCOMMAND "nand read 0x22000000 0x200000 0x600000; " \ |
| | 115 | "nand read 0x21000000 0x180000 0x80000; " \ |
| | 116 | "bootz 0x22000000 - 0x21000000" |
| | 117 | #define CONFIG_BOOTARGS \ |
| | 118 | "console=ttyS0,115200 earlyprintk " \ |
| | 119 | "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \ |
| | 120 | "256K(env),256k(env_redundant),256k(spare)," \ |
| | 121 | "512k(dtb),6M(kernel)ro,-(rootfs) " \ |
| | 122 | "rootfstype=ubifs ubi.mtd=7 root=ubi0:rootfs" |
| | 123 | |
| | 124 | #else /* CONFIG_SYS_USE_MMC */ |
| | 125 | |
| | 126 | /* bootstrap + u-boot + env + linux in mmc */ |
| | 127 | #define CONFIG_ENV_SIZE 0x4000 |
| | 128 | #define CONFIG_BOOTCOMMAND "fatload mmc 0:1 0x21000000 at91sam9rlek.dtb; " \ |
| | 129 | "fatload mmc 0:1 0x22000000 zImage; " \ |
| | 130 | "bootz 0x22000000 - 0x21000000" |
| | 131 | #define CONFIG_BOOTARGS "console=ttyS0,115200 " \ |
| | 132 | "mtdparts=atmel_nand:" \ |
| | 133 | "8M(bootstrap/uboot/kernel)ro,-(rootfs) " \ |
| | 134 | "root=/dev/mmcblk0p2 rw rootwait" |
| | 135 | #endif |
| | 136 | |
| | 137 | #define CONFIG_SYS_CBSIZE 256 |
| | 138 | #define CONFIG_SYS_MAXARGS 16 |
| | 139 | #define CONFIG_SYS_LONGHELP 1 |
| | 140 | #define CONFIG_CMDLINE_EDITING 1 |
| | 141 | #define CONFIG_AUTO_COMPLETE |
| | 142 | |
| | 143 | /* |
| | 144 | * Size of malloc() pool |
| | 145 | */ |
| | 146 | #define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000) |
| | 147 | |
| | 148 | #endif |
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