diff options
| author | Wenyou Yang <wenyou.yang@atmel.com> | 2017-09-13 14:58:54 +0800 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2017-09-14 16:02:46 -0400 |
| commit | ce4054bf82d66f5ac51635a4337f15f6aa32ceac (patch) | |
| tree | 5519d085105657cb72c5372c2acc76e5a8c49fed /include/configs/sama5d27_som1_ek.h | |
| parent | 245cbc583db7c1ca52aa32428b8e86f3449d4af2 (diff) | |
board: atmel: Add SAMA5D27 SOM1 EK board
The SAMA5D27-SiP (System in Package) integrates the SAMA5D2
with 1Gbit DDR2-SDRAM in a single package.
The SAMA5D27 SOM1 embeds a 64Mbit QSPI flash, KSZ8081 Phy and
Mac-address EEPROM.
Signed-off-by: Wenyou Yang <wenyou.yang@microchip.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'include/configs/sama5d27_som1_ek.h')
| -rw-r--r-- | include/configs/sama5d27_som1_ek.h | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/include/configs/sama5d27_som1_ek.h b/include/configs/sama5d27_som1_ek.h new file mode 100644 index 0000000000..fdf19ad680 --- /dev/null +++ b/include/configs/sama5d27_som1_ek.h @@ -0,0 +1,92 @@ +/* + * Configuration file for the SAMA5D27 SOM1 EK Board. + * + * Copyright (C) 2017 Microchip Corporation + * Wenyou Yang <wenyou.yang@microchip.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + +#include "at91-sama5_common.h" + +#undef CONFIG_SYS_TEXT_BASE +#undef CONFIG_SYS_AT91_MAIN_CLOCK +#define CONFIG_SYS_TEXT_BASE 0x23f00000 +#define CONFIG_SYS_AT91_MAIN_CLOCK 24000000 /* from 24 MHz crystal */ + +#define CONFIG_MISC_INIT_R + +/* SDRAM */ +#define CONFIG_NR_DRAM_BANKS 1 +#define CONFIG_SYS_SDRAM_BASE 0x20000000 +#define CONFIG_SYS_SDRAM_SIZE 0x8000000 + +#ifdef CONFIG_SPL_BUILD +#define CONFIG_SYS_INIT_SP_ADDR 0x218000 +#else +#define CONFIG_SYS_INIT_SP_ADDR \ + (CONFIG_SYS_SDRAM_BASE + 16 * 1024 - GENERATED_GBL_DATA_SIZE) +#endif + +#define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ + +/* NAND flash */ +#undef CONFIG_CMD_NAND + +/* SPI flash */ +#define CONFIG_SF_DEFAULT_SPEED 66000000 + +#undef CONFIG_BOOTCOMMAND +#ifdef CONFIG_SD_BOOT +/* u-boot env in sd/mmc card */ +#define FAT_ENV_INTERFACE "mmc" +#define FAT_ENV_DEVICE_AND_PART "0" +#define FAT_ENV_FILE "uboot.env" +#define CONFIG_ENV_SIZE 0x4000 +/* bootstrap + u-boot + env in sd card */ +#define CONFIG_BOOTCOMMAND "fatload mmc 0:1 0x21000000 at91-sama5d27_som1_ek.dtb; " \ + "fatload mmc 0:1 0x22000000 zImage; " \ + "bootz 0x22000000 - 0x21000000" +#undef CONFIG_BOOTARGS +#define CONFIG_BOOTARGS \ + "console=ttyS0,115200 earlyprintk root=/dev/mmcblk0p2 rw rootwait" +#endif + +#ifdef CONFIG_QSPI_BOOT +#define CONFIG_ENV_OFFSET 0xb0000 +#define CONFIG_ENV_SIZE 0x10000 +#define CONFIG_ENV_SECT_SIZE 0x10000 +#define CONFIG_BOOTCOMMAND "sf probe 0; " \ + "sf read 0x21000000 0xc0000 0x20000; " \ + "sf read 0x22000000 0xe0000 0x400000; " \ + "bootz 0x22000000 - 0x21000000" +#undef CONFIG_BOOTARGS +#define CONFIG_BOOTARGS \ + "console=ttyS0,115200 earlyprintk root=/dev/mmcblk0p2 rw rootwait" +#endif + +/* SPL */ +#define CONFIG_SPL_FRAMEWORK +#define CONFIG_SPL_TEXT_BASE 0x200000 +#define CONFIG_SPL_MAX_SIZE 0x10000 +#define CONFIG_SPL_BSS_START_ADDR 0x20000000 +#define CONFIG_SPL_BSS_MAX_SIZE 0x80000 +#define CONFIG_SYS_SPL_MALLOC_START 0x20080000 +#define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000 + +#define CONFIG_SYS_MONITOR_LEN (512 << 10) + +#ifdef CONFIG_SD_BOOT +#define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 +#define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" +#endif + +#ifdef CONFIG_QSPI_BOOT +#define CONFIG_SPL_SPI_LOAD +#define CONFIG_SYS_SPI_U_BOOT_OFFS 0x10000 +#endif + +#endif |