diff options
Diffstat (limited to 'include/configs/at91-sama5_common.h')
| -rw-r--r-- | include/configs/at91-sama5_common.h | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/include/configs/at91-sama5_common.h b/include/configs/at91-sama5_common.h new file mode 100644 index 0000000..6131277 --- /dev/null +++ b/include/configs/at91-sama5_common.h @@ -0,0 +1,74 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Common part of configuration settings for the AT91 SAMA5 board. + * + * Copyright (C) 2015 Atmel Corporation + * Josh Wu <josh.wu@atmel.com> + */ + +#ifndef __AT91_SAMA5_COMMON_H +#define __AT91_SAMA5_COMMON_H + +/* ARM asynchronous clock */ +#define CONFIG_SYS_AT91_SLOW_CLOCK 32768 +#define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* from 12 MHz crystal */ + +#ifndef CONFIG_SPL_BUILD +#define CONFIG_SKIP_LOWLEVEL_INIT +#endif + +/* general purpose I/O */ +#ifndef CONFIG_DM_GPIO +#define CONFIG_AT91_GPIO +#endif + + +/* + * BOOTP options + */ +#define CONFIG_BOOTP_BOOTFILESIZE + +/* + * Command line configuration. + */ + +#ifdef CONFIG_SD_BOOT + +#ifdef CONFIG_ENV_IS_IN_MMC +#define CONFIG_SYS_MMC_ENV_DEV 0 +#endif + +#define CONFIG_BOOTCOMMAND "if test ! -n ${dtb_name}; then " \ + "setenv dtb_name at91-${board_name}.dtb; " \ + "fi; " \ + "fatload mmc 0:1 0x21000000 ${dtb_name}; " \ + "fatload mmc 0:1 0x22000000 zImage; " \ + "bootz 0x22000000 - 0x21000000" + +#else + +#ifdef CONFIG_NAND_BOOT +/* u-boot env in nand flash */ +#define CONFIG_ENV_OFFSET_REDUND 0x100000 +#define CONFIG_BOOTCOMMAND "nand read 0x21000000 0x180000 0x80000;" \ + "nand read 0x22000000 0x200000 0x600000;" \ + "bootz 0x22000000 - 0x21000000" +#elif CONFIG_SPI_BOOT +/* u-boot env in serial flash, by default is bus 0 and cs 0 */ +#define CONFIG_BOOTCOMMAND "sf probe 0; " \ + "sf read 0x21000000 0x60000 0xc000; " \ + "sf read 0x22000000 0x6c000 0x394000; " \ + "bootz 0x22000000 - 0x21000000" +#elif CONFIG_QSPI_BOOT +#define CONFIG_BOOTCOMMAND "sf probe 0; " \ + "sf read 0x21000000 0x180000 0x80000; " \ + "sf read 0x22000000 0x200000 0x600000; " \ + "bootz 0x22000000 - 0x21000000" +#endif + +#endif + +/* Size of malloc() pool */ +#define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024) + +#endif |