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 /* LED */ 62 #define CONFIG_AT91_LED 63 #define CONFIG_RED_LED AT91_PIN_PA23 /* this is the power led */ 64 #define CONFIG_GREEN_LED AT91_PIN_PA13 /* this is the user1 led */ 65 #define CONFIG_YELLOW_LED AT91_PIN_PA14 /* this is the user2 led */ 66 67 68 /* 69 * BOOTP options 70 */ 71 #define CONFIG_BOOTP_BOOTFILESIZE 72 #define CONFIG_BOOTP_BOOTPATH 73 #define CONFIG_BOOTP_GATEWAY 74 #define CONFIG_BOOTP_HOSTNAME 75 76 /* 77 * Command line configuration. 78 */ 79 #define CONFIG_CMD_NAND 80 81 /* SDRAM */ 82 #define CONFIG_NR_DRAM_BANKS 1 83 #define CONFIG_SYS_SDRAM_BASE 0x20000000 84 #define CONFIG_SYS_SDRAM_SIZE 0x04000000 85 #define CONFIG_SYS_INIT_SP_ADDR \ 86 (ATMEL_BASE_SRAM + 0x1000 - GENERATED_GBL_DATA_SIZE) 87 88 /* DataFlash */ 89 #define CONFIG_ATMEL_DATAFLASH_SPI 90 #define CONFIG_HAS_DATAFLASH 91 #define CONFIG_SYS_MAX_DATAFLASH_BANKS 2 92 #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* CS0 */ 93 #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS3 0xD0000000 /* CS3 */ 94 #define AT91_SPI_CLK 15000000 95 #define DATAFLASH_TCSS (0x1a << 16) 96 #define DATAFLASH_TCHS (0x1 << 24) 97 98 /* NAND flash */ 99 #ifdef CONFIG_CMD_NAND 100 #define CONFIG_NAND_ATMEL 101 #define CONFIG_SYS_MAX_NAND_DEVICE 1 102 #define CONFIG_SYS_NAND_BASE 0x40000000 103 #define CONFIG_SYS_NAND_DBW_8 104 /* our ALE is AD22 */ 105 #define CONFIG_SYS_NAND_MASK_ALE (1 << 22) 106 /* our CLE is AD21 */ 107 #define CONFIG_SYS_NAND_MASK_CLE (1 << 21) 108 #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14 109 #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC15 110 111 #endif 112 113 /* Ethernet */ 114 #define CONFIG_DRIVER_DM9000 115 #define CONFIG_DM9000_BASE 0x30000000 116 #define DM9000_IO CONFIG_DM9000_BASE 117 #define DM9000_DATA (CONFIG_DM9000_BASE + 4) 118 #define CONFIG_DM9000_USE_16BIT 119 #define CONFIG_DM9000_NO_SROM 120 #define CONFIG_NET_RETRY_COUNT 20 121 #define CONFIG_RESET_PHY_R 122 123 /* USB */ 124 #define CONFIG_USB_ATMEL 125 #define CONFIG_USB_ATMEL_CLK_SEL_PLLB 126 #define CONFIG_USB_OHCI_NEW 127 #define CONFIG_SYS_USB_OHCI_CPU_INIT 128 #define CONFIG_SYS_USB_OHCI_REGS_BASE 0x00500000 /* AT91SAM9261_UHP_BASE */ 129 #ifdef CONFIG_AT91SAM9G10EK 130 #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9g10" 131 #else 132 #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9261" 133 #endif 134 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2 135 136 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ 137 138 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE 139 #define CONFIG_SYS_MEMTEST_END 0x23e00000 140 141 #ifdef CONFIG_SYS_USE_DATAFLASH_CS0 142 143 /* bootstrap + u-boot + env + linux in dataflash on CS0 */ 144 #define CONFIG_ENV_IS_IN_DATAFLASH 145 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + 0x8400) 146 #define CONFIG_ENV_OFFSET 0x4200 147 #define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + CONFIG_ENV_OFFSET) 148 #define CONFIG_ENV_SIZE 0x4200 149 #define CONFIG_BOOTCOMMAND "cp.b 0xC0084000 0x22000000 0x210000; bootm" 150 #define CONFIG_BOOTARGS "console=ttyS0,115200 " \ 151 "root=/dev/mtdblock0 " \ 152 "mtdparts=atmel_nand:-(root) " \ 153 "rw rootfstype=jffs2" 154 155 #elif CONFIG_SYS_USE_DATAFLASH_CS3 156 157 /* bootstrap + u-boot + env + linux in dataflash on CS3 */ 158 #define CONFIG_ENV_IS_IN_DATAFLASH 159 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS3 + 0x8400) 160 #define CONFIG_ENV_OFFSET 0x4200 161 #define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS3 + CONFIG_ENV_OFFSET) 162 #define CONFIG_ENV_SIZE 0x4200 163 #define CONFIG_BOOTCOMMAND "cp.b 0xD0084000 0x22000000 0x210000; bootm" 164 #define CONFIG_BOOTARGS "console=ttyS0,115200 " \ 165 "root=/dev/mtdblock0 " \ 166 "mtdparts=atmel_nand:-(root) " \ 167 "rw rootfstype=jffs2" 168 169 #else /* CONFIG_SYS_USE_NANDFLASH */ 170 171 /* bootstrap + u-boot + env + linux in nandflash */ 172 #define CONFIG_ENV_IS_IN_NAND 173 #define CONFIG_ENV_OFFSET 0xc0000 174 #define CONFIG_ENV_OFFSET_REDUND 0x100000 175 #define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */ 176 #define CONFIG_BOOTCOMMAND "nand read 0x22000000 0x200000 0x300000; bootm" 177 #define CONFIG_BOOTARGS \ 178 "console=ttyS0,115200 earlyprintk " \ 179 "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \ 180 "256k(env),256k(env_redundant),256k(spare)," \ 181 "512k(dtb),6M(kernel)ro,-(rootfs) " \ 182 "root=/dev/mtdblock7 rw rootfstype=jffs2" 183 #endif 184 185 #define CONFIG_SYS_CBSIZE 256 186 #define CONFIG_SYS_MAXARGS 16 187 #define CONFIG_SYS_LONGHELP 188 #define CONFIG_CMDLINE_EDITING 189 #define CONFIG_AUTO_COMPLETE 190 191 /* 192 * Size of malloc() pool 193 */ 194 #define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000) 195 196 #endif 197