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mx6qsabrelite: add boot_mode support

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This allows a watchdog reset to start the ROM's
usb downloader, or boot from an sdcard.

Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>
This commit is contained in:
Troy Kisky 2012-08-15 10:31:21 +00:00 committed by Albert ARIBAUD
parent 124a06d7fb
commit bb05b40b06
2 changed files with 17 additions and 0 deletions
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14
board/freescale/mx6qsabrelite/mx6qsabrelite.c
View File

@ -30,6 +30,7 @@
#include <asm/gpio.h>
#include <asm/imx-common/iomux-v3.h>
#include <asm/imx-common/mxc_i2c.h>
#include <asm/imx-common/boot_mode.h>
#include <mmc.h>
#include <fsl_esdhc.h>
#include <micrel.h>
@ -488,10 +489,23 @@ static void preboot_keys(void)
}
#endif
#ifdef CONFIG_CMD_BMODE
static const struct boot_mode board_boot_modes[] = {
/* 4 bit bus width */
{"mmc0", MAKE_CFGVAL(0x40, 0x30, 0x00, 0x00)},
{"mmc1", MAKE_CFGVAL(0x40, 0x38, 0x00, 0x00)},
{NULL, 0},
};
#endif
int misc_init_r(void)
{
#ifdef CONFIG_PREBOOT
preboot_keys();
#endif
#ifdef CONFIG_CMD_BMODE
add_board_boot_modes(board_boot_modes);
#endif
return 0;
}

3
include/configs/mx6qsabrelite.h
View File

@ -117,6 +117,9 @@
#define CONFIG_MXC_USB_PORTSC (PORT_PTS_UTMI | PORT_PTS_PTW)
#define CONFIG_MXC_USB_FLAGS 0
/* Miscellaneous commands */
#define CONFIG_CMD_BMODE
/* allow to overwrite serial and ethaddr */
#define CONFIG_ENV_OVERWRITE
#define CONFIG_CONS_INDEX 1