1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * Configuration settings for the VInCo platform. 4 * 5 * Based on the settings for the SAMA5-EK board 6 * Copyright (C) 2014 Atmel 7 * Bo Shen <voice.shen@atmel.com> 8 * Copyright (C) 2015 Free Electrons 9 * Gregory CLEMENT gregory.clement@free-electrons.com 10 */ 11 12 #ifndef __CONFIG_H 13 #define __CONFIG_H 14 15 #include "at91-sama5_common.h" 16 17 /* The value in the common file is too far away for the VInCo platform */ 18 19 /* serial console */ 20 #define CONFIG_ATMEL_USART 21 #define CONFIG_USART_BASE 0xfc00c000 22 #define CONFIG_USART_ID 30 23 24 /* Timer */ 25 #define CONFIG_SYS_TIMER_COUNTER 0xfc06863c 26 27 /* SDRAM */ 28 #define CONFIG_NR_DRAM_BANKS 1 29 #define CONFIG_SYS_SDRAM_BASE 0x20000000 30 #define CONFIG_SYS_SDRAM_SIZE 0x4000000 31 32 #define CONFIG_SYS_INIT_SP_ADDR \ 33 (CONFIG_SYS_SDRAM_BASE + 4 * 1024 - GENERATED_GBL_DATA_SIZE) 34 35 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ 36 37 /* SerialFlash */ 38 39 #ifdef CONFIG_CMD_SF 40 #define CONFIG_ATMEL_SPI0 41 #define CONFIG_SPI_FLASH_STMICRO 42 #define CONFIG_SF_DEFAULT_BUS 0 43 #define CONFIG_SF_DEFAULT_CS 0 44 #define CONFIG_SF_DEFAULT_SPEED 50000000 45 #define CONFIG_ENV_SPI_MAX_HZ 50000000 46 #define CONFIG_SF_DEFAULT_MODE (SPI_MODE_0) 47 #define CONFIG_ENV_SPI_MODE (SPI_MODE_0) 48 #endif 49 50 /* MMC */ 51 52 #ifdef CONFIG_CMD_MMC 53 #define CONFIG_SUPPORT_EMMC_BOOT 54 #define CONFIG_GENERIC_ATMEL_MCI 55 #define ATMEL_BASE_MMCI 0xfc000000 56 #define CONFIG_SYS_MMC_CLK_OD 500000 57 58 /* For generating MMC partitions */ 59 60 #endif 61 62 /* USB device */ 63 64 /* Ethernet Hardware */ 65 #define CONFIG_PHY_SMSC 66 #define CONFIG_MACB 67 #define CONFIG_RMII 68 #define CONFIG_NET_RETRY_COUNT 20 69 #define CONFIG_MACB_SEARCH_PHY 70 71 #ifdef CONFIG_SPI_BOOT 72 /* bootstrap + u-boot + env + linux in serial flash */ 73 #define CONFIG_ENV_SPI_BUS CONFIG_SF_DEFAULT_BUS 74 #define CONFIG_ENV_SPI_CS CONFIG_SF_DEFAULT_CS 75 /* Use our own mapping for the VInCo platform */ 76 #undef CONFIG_ENV_OFFSET 77 #undef CONFIG_ENV_SIZE 78 79 #define CONFIG_ENV_OFFSET 0x10000 80 #define CONFIG_ENV_SIZE 0x10000 81 82 /* Update the bootcommand according to our mapping for the VInCo platform */ 83 #undef CONFIG_BOOTCOMMAND 84 #define CONFIG_BOOTCOMMAND "mmc dev 0 0;" \ 85 "mmc read ${loadaddr} ${k_offset} ${k_blksize};" \ 86 "mmc read ${oftaddr} ${dtb_offset} ${dtb_blksize};" \ 87 "bootz ${loadaddr} - ${oftaddr}" 88 89 #define CONFIG_EXTRA_ENV_SETTINGS \ 90 "kernel_start=0x20000\0" \ 91 "kernel_size=0x800000\0" \ 92 "mmcblksize=0x200\0" \ 93 "oftaddr=0x21000000\0" \ 94 "loadaddr=0x22000000\0" \ 95 "update_uboot=tftp ${loadaddr} u-boot.bin;sf probe 0;" \ 96 "sf erase 0x20000 0x4B000; sf write ${loadaddr} 0x20000 0x4B000\0" \ 97 "create_partition=setexpr dtb_start ${kernel_start} + 0x400000;" \ 98 "setexpr rootfs_start ${kernel_start} + ${kernel_size};" \ 99 "setenv partitions 'name=kernel,size=${kernel_size}," \ 100 "start=${kernel_start};name=rootfs,size=-';" \ 101 "gpt write mmc 0 ${partitions} \0"\ 102 "f2blk_size=setexpr fileblksize ${filesize} / ${mmcblksize};" \ 103 "setexpr fileblksize ${fileblksize} + 1\0" \ 104 "store_kernel=tftp ${loadaddr} zImage; run f2blk_size;" \ 105 "setexpr k_blksize ${fileblksize};" \ 106 "setexpr k_offset ${kernel_start} / ${mmcblksize};" \ 107 "mmc write ${fileaddr} ${k_offset} ${fileblksize}\0" \ 108 "store_dtb=tftp ${loadaddr} at91-vinco.dtb; run f2blk_size;" \ 109 "setexpr dtb_blksize ${fileblksize};" \ 110 "setexpr dtb_offset ${dtb_start} / ${mmcblksize};" \ 111 "mmc write ${fileaddr} ${dtb_offset} ${fileblksize}\0" \ 112 "store_rootfs=tftp ${loadaddr} vinco-gateway-image-vinco.ext4;" \ 113 "setexpr rootfs_offset ${rootfs_start} / ${mmcblksize};" \ 114 "mmc write ${fileaddr} ${rootfs_offset} ${fileblksize}\0" \ 115 "bootdelay=0\0" 116 117 #endif 118 119 #endif 120