upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
50 lines
918 B
50 lines
918 B
/*
|
|
* Copyright (C) 2013 Atmel Corporation
|
|
* Bo Shen <voice.shen@atmel.com>
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0+
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <asm/io.h>
|
|
#include <asm/arch/at91_common.h>
|
|
#include <asm/arch/at91_wdt.h>
|
|
#include <asm/arch/clk.h>
|
|
#include <spl.h>
|
|
|
|
#if defined(CONFIG_AT91SAM9_WATCHDOG)
|
|
void at91_disable_wdt(void) { }
|
|
#else
|
|
void at91_disable_wdt(void)
|
|
{
|
|
struct at91_wdt *wdt = (struct at91_wdt *)ATMEL_BASE_WDT;
|
|
|
|
writel(AT91_WDT_MR_WDDIS, &wdt->mr);
|
|
}
|
|
#endif
|
|
|
|
u32 spl_boot_device(void)
|
|
{
|
|
#ifdef CONFIG_SYS_USE_MMC
|
|
return BOOT_DEVICE_MMC1;
|
|
#elif CONFIG_SYS_USE_NANDFLASH
|
|
return BOOT_DEVICE_NAND;
|
|
#elif CONFIG_SYS_USE_SERIALFLASH
|
|
return BOOT_DEVICE_SPI;
|
|
#endif
|
|
return BOOT_DEVICE_NONE;
|
|
}
|
|
|
|
u32 spl_boot_mode(void)
|
|
{
|
|
switch (spl_boot_device()) {
|
|
#ifdef CONFIG_SYS_USE_MMC
|
|
case BOOT_DEVICE_MMC1:
|
|
return MMCSD_MODE_FS;
|
|
break;
|
|
#endif
|
|
case BOOT_DEVICE_NONE:
|
|
default:
|
|
hang();
|
|
}
|
|
}
|
|
|