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 /* gpio */ 40 #define CONFIG_AT91_GPIO 41 #define CONFIG_AT91_GPIO_PULLUP 1 42 43 /* serial console */ 44 #define CONFIG_ATMEL_USART 45 #define CONFIG_USART_BASE ATMEL_BASE_DBGU 46 #define CONFIG_USART_ID ATMEL_ID_SYS 47 #define CONFIG_BAUDRATE 115200 48 49 /* LCD */ 50 #define LCD_BPP LCD_COLOR8 51 #define CONFIG_LCD_LOGO 52 #undef LCD_TEST_PATTERN 53 #define CONFIG_LCD_INFO 54 #define CONFIG_LCD_INFO_BELOW_LOGO 55 #define CONFIG_SYS_WHITE_ON_BLACK 56 #define CONFIG_ATMEL_LCD 57 #ifdef CONFIG_AT91SAM9261EK 58 #define CONFIG_ATMEL_LCD_BGR555 59 #endif 60 61 #define CONFIG_SYS_CONSOLE_IS_IN_ENV 62 63 /* LED */ 64 #define CONFIG_AT91_LED 65 #define CONFIG_RED_LED AT91_PIN_PA23 /* this is the power led */ 66 #define CONFIG_GREEN_LED AT91_PIN_PA13 /* this is the user1 led */ 67 #define CONFIG_YELLOW_LED AT91_PIN_PA14 /* this is the user2 led */ 68 69 70 /* 71 * BOOTP options 72 */ 73 #define CONFIG_BOOTP_BOOTFILESIZE 74 #define CONFIG_BOOTP_BOOTPATH 75 #define CONFIG_BOOTP_GATEWAY 76 #define CONFIG_BOOTP_HOSTNAME 77 78 /* 79 * Command line configuration. 80 */ 81 #define CONFIG_CMD_NAND 82 83 /* SDRAM */ 84 #define CONFIG_NR_DRAM_BANKS 1 85 #define CONFIG_SYS_SDRAM_BASE 0x20000000 86 #define CONFIG_SYS_SDRAM_SIZE 0x04000000 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 93 #define CONFIG_SYS_MAX_DATAFLASH_BANKS 2 94 #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* CS0 */ 95 #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS3 0xD0000000 /* CS3 */ 96 #define AT91_SPI_CLK 15000000 97 #define DATAFLASH_TCSS (0x1a << 16) 98 #define DATAFLASH_TCHS (0x1 << 24) 99 100 /* NAND flash */ 101 #ifdef CONFIG_CMD_NAND 102 #define CONFIG_NAND_ATMEL 103 #define CONFIG_SYS_MAX_NAND_DEVICE 1 104 #define CONFIG_SYS_NAND_BASE 0x40000000 105 #define CONFIG_SYS_NAND_DBW_8 106 /* our ALE is AD22 */ 107 #define CONFIG_SYS_NAND_MASK_ALE (1 << 22) 108 /* our CLE is AD21 */ 109 #define CONFIG_SYS_NAND_MASK_CLE (1 << 21) 110 #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14 111 #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC15 112 113 #endif 114 115 /* NOR flash - no real flash on this board */ 116 #define CONFIG_SYS_NO_FLASH 117 118 /* Ethernet */ 119 #define CONFIG_DRIVER_DM9000 120 #define CONFIG_DM9000_BASE 0x30000000 121 #define DM9000_IO CONFIG_DM9000_BASE 122 #define DM9000_DATA (CONFIG_DM9000_BASE + 4) 123 #define CONFIG_DM9000_USE_16BIT 124 #define CONFIG_DM9000_NO_SROM 125 #define CONFIG_NET_RETRY_COUNT 20 126 #define CONFIG_RESET_PHY_R 127 128 /* USB */ 129 #define CONFIG_USB_ATMEL 130 #define CONFIG_USB_ATMEL_CLK_SEL_PLLB 131 #define CONFIG_USB_OHCI_NEW 132 #define CONFIG_DOS_PARTITION 133 #define CONFIG_SYS_USB_OHCI_CPU_INIT 134 #define CONFIG_SYS_USB_OHCI_REGS_BASE 0x00500000 /* AT91SAM9261_UHP_BASE */ 135 #ifdef CONFIG_AT91SAM9G10EK 136 #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9g10" 137 #else 138 #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9261" 139 #endif 140 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2 141 142 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ 143 144 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE 145 #define CONFIG_SYS_MEMTEST_END 0x23e00000 146 147 #ifdef CONFIG_SYS_USE_DATAFLASH_CS0 148 149 /* bootstrap + u-boot + env + linux in dataflash on CS0 */ 150 #define CONFIG_ENV_IS_IN_DATAFLASH 151 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + 0x8400) 152 #define CONFIG_ENV_OFFSET 0x4200 153 #define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + CONFIG_ENV_OFFSET) 154 #define CONFIG_ENV_SIZE 0x4200 155 #define CONFIG_BOOTCOMMAND "cp.b 0xC0084000 0x22000000 0x210000; bootm" 156 #define CONFIG_BOOTARGS "console=ttyS0,115200 " \ 157 "root=/dev/mtdblock0 " \ 158 "mtdparts=atmel_nand:-(root) " \ 159 "rw rootfstype=jffs2" 160 161 #elif CONFIG_SYS_USE_DATAFLASH_CS3 162 163 /* bootstrap + u-boot + env + linux in dataflash on CS3 */ 164 #define CONFIG_ENV_IS_IN_DATAFLASH 165 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS3 + 0x8400) 166 #define CONFIG_ENV_OFFSET 0x4200 167 #define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS3 + CONFIG_ENV_OFFSET) 168 #define CONFIG_ENV_SIZE 0x4200 169 #define CONFIG_BOOTCOMMAND "cp.b 0xD0084000 0x22000000 0x210000; bootm" 170 #define CONFIG_BOOTARGS "console=ttyS0,115200 " \ 171 "root=/dev/mtdblock0 " \ 172 "mtdparts=atmel_nand:-(root) " \ 173 "rw rootfstype=jffs2" 174 175 #else /* CONFIG_SYS_USE_NANDFLASH */ 176 177 /* bootstrap + u-boot + env + linux in nandflash */ 178 #define CONFIG_ENV_IS_IN_NAND 179 #define CONFIG_ENV_OFFSET 0xc0000 180 #define CONFIG_ENV_OFFSET_REDUND 0x100000 181 #define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */ 182 #define CONFIG_BOOTCOMMAND "nand read 0x22000000 0x200000 0x300000; bootm" 183 #define CONFIG_BOOTARGS \ 184 "console=ttyS0,115200 earlyprintk " \ 185 "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \ 186 "256k(env),256k(env_redundant),256k(spare)," \ 187 "512k(dtb),6M(kernel)ro,-(rootfs) " \ 188 "root=/dev/mtdblock7 rw rootfstype=jffs2" 189 #endif 190 191 #define CONFIG_SYS_CBSIZE 256 192 #define CONFIG_SYS_MAXARGS 16 193 #define CONFIG_SYS_LONGHELP 194 #define CONFIG_CMDLINE_EDITING 195 #define CONFIG_AUTO_COMPLETE 196 197 /* 198 * Size of malloc() pool 199 */ 200 #define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000) 201 202 #endif 203