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 AT91SAM9261EK board. 7 * 8 * SPDX-License-Identifier: GPL-2.0+ 9 */ 10 11 #ifndef __CONFIG_H 12 #define __CONFIG_H 13 14 /* ARM asynchronous clock */ 15 #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */ 16 #define CONFIG_SYS_AT91_MAIN_CLOCK 18432000 /* 18.432 MHz crystal */ 17 18 #ifdef CONFIG_AT91SAM9G10 19 #define CONFIG_AT91SAM9G10EK /* It's an Atmel AT91SAM9G10 EK*/ 20 #else 21 #define CONFIG_AT91SAM9261EK /* It's an Atmel AT91SAM9261 EK*/ 22 #endif 23 24 #include <asm/hardware.h> 25 26 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 27 #define CONFIG_SETUP_MEMORY_TAGS 28 #define CONFIG_INITRD_TAG 29 30 #define CONFIG_SKIP_LOWLEVEL_INIT 31 32 #define CONFIG_ATMEL_LEGACY 33 #define CONFIG_SYS_TEXT_BASE 0x21f00000 34 35 /* 36 * Hardware drivers 37 */ 38 39 /* LCD */ 40 #define LCD_BPP LCD_COLOR8 41 #define CONFIG_LCD_LOGO 42 #undef LCD_TEST_PATTERN 43 #define CONFIG_LCD_INFO 44 #define CONFIG_LCD_INFO_BELOW_LOGO 45 #define CONFIG_ATMEL_LCD 46 #ifdef CONFIG_AT91SAM9261EK 47 #define CONFIG_ATMEL_LCD_BGR555 48 #endif 49 50 /* 51 * BOOTP options 52 */ 53 #define CONFIG_BOOTP_BOOTFILESIZE 54 #define CONFIG_BOOTP_BOOTPATH 55 #define CONFIG_BOOTP_GATEWAY 56 #define CONFIG_BOOTP_HOSTNAME 57 58 /* SDRAM */ 59 #define CONFIG_NR_DRAM_BANKS 1 60 #define CONFIG_SYS_SDRAM_BASE 0x20000000 61 #define CONFIG_SYS_SDRAM_SIZE 0x04000000 62 #define CONFIG_SYS_INIT_SP_ADDR \ 63 (ATMEL_BASE_SRAM + 16 * 1024 - GENERATED_GBL_DATA_SIZE) 64 65 /* NAND flash */ 66 #ifdef CONFIG_CMD_NAND 67 #define CONFIG_NAND_ATMEL 68 #define CONFIG_SYS_MAX_NAND_DEVICE 1 69 #define CONFIG_SYS_NAND_BASE 0x40000000 70 #define CONFIG_SYS_NAND_DBW_8 71 /* our ALE is AD22 */ 72 #define CONFIG_SYS_NAND_MASK_ALE (1 << 22) 73 /* our CLE is AD21 */ 74 #define CONFIG_SYS_NAND_MASK_CLE (1 << 21) 75 #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14 76 #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC15 77 78 #endif 79 80 /* Ethernet */ 81 #define CONFIG_DRIVER_DM9000 82 #define CONFIG_DM9000_BASE 0x30000000 83 #define DM9000_IO CONFIG_DM9000_BASE 84 #define DM9000_DATA (CONFIG_DM9000_BASE + 4) 85 #define CONFIG_DM9000_USE_16BIT 86 #define CONFIG_DM9000_NO_SROM 87 #define CONFIG_NET_RETRY_COUNT 20 88 #define CONFIG_RESET_PHY_R 89 90 /* USB */ 91 #define CONFIG_USB_ATMEL 92 #define CONFIG_USB_ATMEL_CLK_SEL_PLLB 93 #define CONFIG_USB_OHCI_NEW 94 #define CONFIG_SYS_USB_OHCI_CPU_INIT 95 #define CONFIG_SYS_USB_OHCI_REGS_BASE 0x00500000 /* AT91SAM9261_UHP_BASE */ 96 #ifdef CONFIG_AT91SAM9G10EK 97 #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9g10" 98 #else 99 #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9261" 100 #endif 101 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2 102 103 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ 104 105 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE 106 #define CONFIG_SYS_MEMTEST_END 0x23e00000 107 108 #ifdef CONFIG_SYS_USE_DATAFLASH_CS0 109 110 /* bootstrap + u-boot + env + linux in dataflash on CS0 */ 111 #define CONFIG_ENV_OFFSET 0x4200 112 #define CONFIG_ENV_SIZE 0x4200 113 #define CONFIG_ENV_SECT_SIZE 0x210 114 #define CONFIG_ENV_SPI_MAX_HZ 15000000 115 #define CONFIG_BOOTCOMMAND "sf probe 0; " \ 116 "sf read 0x22000000 0x84000 0x294000; " \ 117 "bootm 0x22000000" 118 #define CONFIG_BOOTARGS "console=ttyS0,115200 " \ 119 "root=/dev/mtdblock0 " \ 120 "mtdparts=atmel_nand:-(root) " \ 121 "rw rootfstype=jffs2" 122 123 #elif CONFIG_SYS_USE_DATAFLASH_CS3 124 125 /* bootstrap + u-boot + env + linux in dataflash on CS3 */ 126 #define CONFIG_ENV_OFFSET 0x4200 127 #define CONFIG_ENV_SIZE 0x4200 128 #define CONFIG_ENV_SECT_SIZE 0x210 129 #define CONFIG_ENV_SPI_MAX_HZ 15000000 130 #define CONFIG_BOOTCOMMAND "sf probe 0:3; " \ 131 "sf read 0x22000000 0x84000 0x294000; " \ 132 "bootm 0x22000000" 133 #define CONFIG_BOOTARGS "console=ttyS0,115200 " \ 134 "root=/dev/mtdblock0 " \ 135 "mtdparts=atmel_nand:-(root) " \ 136 "rw rootfstype=jffs2" 137 138 #else /* CONFIG_SYS_USE_NANDFLASH */ 139 140 /* bootstrap + u-boot + env + linux in nandflash */ 141 #define CONFIG_ENV_OFFSET 0x120000 142 #define CONFIG_ENV_OFFSET_REDUND 0x100000 143 #define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */ 144 #define CONFIG_BOOTCOMMAND "nand read 0x22000000 0x200000 0x300000; bootm" 145 #define CONFIG_BOOTARGS \ 146 "console=ttyS0,115200 earlyprintk " \ 147 "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \ 148 "256k(env),256k(env_redundant),256k(spare)," \ 149 "512k(dtb),6M(kernel)ro,-(rootfs) " \ 150 "root=/dev/mtdblock7 rw rootfstype=jffs2" 151 #endif 152 153 #define CONFIG_SYS_CBSIZE 256 154 #define CONFIG_SYS_MAXARGS 16 155 #define CONFIG_SYS_LONGHELP 156 #define CONFIG_CMDLINE_EDITING 157 #define CONFIG_AUTO_COMPLETE 158 159 /* 160 * Size of malloc() pool 161 */ 162 #define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000) 163 164 #endif 165