1 /* 2 * Configuration settings for the mini-box PICOSAM9G45 board. 3 * (C) Copyright 2015 Inter Act B.V. 4 * 5 * Based on: 6 * U-Boot file: include/configs/at91sam9m10g45ek.h 7 * (C) Copyright 2007-2008 8 * Stelian Pop <stelian@popies.net> 9 * Lead Tech Design <www.leadtechdesign.com> 10 * 11 * SPDX-License-Identifier: GPL-2.0+ 12 */ 13 14 #ifndef __CONFIG_H 15 #define __CONFIG_H 16 17 #include <asm/hardware.h> 18 19 #define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */ 20 21 /* ARM asynchronous clock */ 22 #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 23 #define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* from 12 MHz crystal */ 24 25 #define CONFIG_PICOSAM 26 27 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 28 #define CONFIG_SETUP_MEMORY_TAGS 29 #define CONFIG_INITRD_TAG 30 #define CONFIG_SKIP_LOWLEVEL_INIT 31 32 /* general purpose I/O */ 33 #define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */ 34 #define CONFIG_AT91_GPIO 35 #define CONFIG_AT91_GPIO_PULLUP 1 /* keep pullups on peripheral pins */ 36 37 /* serial console */ 38 #define CONFIG_ATMEL_USART 39 #define CONFIG_USART_BASE ATMEL_BASE_DBGU 40 #define CONFIG_USART_ID ATMEL_ID_SYS 41 42 /* LCD */ 43 #define LCD_BPP LCD_COLOR8 44 #define CONFIG_LCD_LOGO 45 #undef LCD_TEST_PATTERN 46 #define CONFIG_LCD_INFO 47 #define CONFIG_LCD_INFO_BELOW_LOGO 48 #define CONFIG_ATMEL_LCD 49 #define CONFIG_ATMEL_LCD_RGB565 50 /* board specific(not enough SRAM) */ 51 #define CONFIG_AT91SAM9G45_LCD_BASE 0x23E00000 52 53 /* LED */ 54 #define CONFIG_AT91_LED 55 #define CONFIG_GREEN_LED AT91_PIN_PD31 /* this is the user1 led */ 56 57 58 /* 59 * BOOTP options 60 */ 61 #define CONFIG_BOOTP_BOOTFILESIZE 62 63 /* Enable the watchdog */ 64 #define CONFIG_AT91SAM9_WATCHDOG 65 #define CONFIG_HW_WATCHDOG 66 67 /* 68 * Command line configuration. 69 */ 70 71 /* SDRAM */ 72 #define CONFIG_NR_DRAM_BANKS 2 73 #define PHYS_SDRAM_1 ATMEL_BASE_CS1 /* on DDRSDRC1 */ 74 #define PHYS_SDRAM_1_SIZE 0x08000000 /* 128 MB */ 75 #define PHYS_SDRAM_2 ATMEL_BASE_CS6 /* on DDRSDRC0 */ 76 #define PHYS_SDRAM_2_SIZE 0x08000000 /* 128 MB */ 77 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 78 79 #define CONFIG_SYS_INIT_SP_ADDR \ 80 (CONFIG_SYS_SDRAM_BASE + 4 * 1024 - GENERATED_GBL_DATA_SIZE) 81 82 /* MMC */ 83 84 #ifdef CONFIG_CMD_MMC 85 #define CONFIG_GENERIC_ATMEL_MCI 86 #endif 87 88 /* Ethernet */ 89 #define CONFIG_MACB 90 #define CONFIG_RMII 91 #define CONFIG_NET_RETRY_COUNT 20 92 #define CONFIG_RESET_PHY_R 93 #define CONFIG_AT91_WANTS_COMMON_PHY 94 95 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ 96 97 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE 98 #define CONFIG_SYS_MEMTEST_END 0x23e00000 99 100 #ifdef CONFIG_SYS_USE_MMC 101 /* bootstrap + u-boot + env + linux in mmc */ 102 #define CONFIG_ENV_SIZE 0x4000 103 104 #define CONFIG_BOOTCOMMAND "fatload mmc 0:1 0x21000000 dtb; " \ 105 "fatload mmc 0:1 0x22000000 zImage; " \ 106 "bootz 0x22000000 - 0x21000000" 107 #endif 108 109 /* 110 * Size of malloc() pool 111 */ 112 #define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000) 113 114 /* Defines for SPL */ 115 #define CONFIG_SPL_TEXT_BASE 0x300000 116 #define CONFIG_SPL_MAX_SIZE 0x010000 117 #define CONFIG_SPL_STACK 0x310000 118 119 #define CONFIG_SYS_MONITOR_LEN 0x80000 120 121 #ifdef CONFIG_SYS_USE_MMC 122 123 #define CONFIG_SPL_BSS_START_ADDR 0x20000000 124 #define CONFIG_SPL_BSS_MAX_SIZE 0x00080000 125 #define CONFIG_SYS_SPL_MALLOC_START 0x20080000 126 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x00080000 127 128 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 129 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" 130 131 #define CONFIG_SPL_ATMEL_SIZE 132 #define CONFIG_SYS_MASTER_CLOCK 132096000 133 #define CONFIG_SYS_AT91_PLLA 0x20c73f03 134 #define CONFIG_SYS_MCKR 0x1301 135 #define CONFIG_SYS_MCKR_CSS 0x1302 136 137 #endif 138 #endif 139