diff options
| author | Thomas Herzmann <thomas.herzmann@keymile.com> | 2012-07-05 05:05:10 +0000 |
|---|---|---|
| committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2012-07-07 14:07:37 +0200 |
| commit | b8cf7cc8860d30b85b08377183688bf9564896bf (patch) | |
| tree | 517542249a8d81efeba24b60365992aecb4846fb /board/keymile | |
| parent | dbdee4ca591a3bf19446d8ab89285835e210b378 (diff) | |
| download | u-boot-imx-b8cf7cc8860d30b85b08377183688bf9564896bf.zip u-boot-imx-b8cf7cc8860d30b85b08377183688bf9564896bf.tar.gz u-boot-imx-b8cf7cc8860d30b85b08377183688bf9564896bf.tar.bz2 | |
arm/km: add implementation for read_dip_switch
Add a function to read the dip_switch on kmcoge5un. If the
switch is set the actual_bank is set to 0 and this SW is
booted.
Signed-off-by: Thomas Herzmann <thomas.herzmann@keymile.com>
Signed-off-by: Holger Brunck <holger.brunck@keymile.com>
Diffstat (limited to 'board/keymile')
| -rw-r--r-- | board/keymile/km_arm/km_arm.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/board/keymile/km_arm/km_arm.c b/board/keymile/km_arm/km_arm.c index ed2454f..ea5d0db 100644 --- a/board/keymile/km_arm/km_arm.c +++ b/board/keymile/km_arm/km_arm.c @@ -285,12 +285,24 @@ int board_init(void) int board_late_init(void) { +#if defined(CONFIG_KMCOGE5UN) +/* I/O pin to erase flash RGPP09 = MPP43 */ +#define KM_FLASH_ERASE_ENABLE 43 + u8 dip_switch = kw_gpio_get_value(KM_FLASH_ERASE_ENABLE); + + /* if pin 1 do full erase */ + if (dip_switch != 0) { + /* start bootloader */ + puts("DIP: Enabled\n"); + setenv("actual_bank", "0"); + } +#endif + #if defined(CONFIG_KM_FPGA_CONFIG) wait_for_fpga_config(); fpga_reset(); toggle_eeprom_spi_bus(); #endif - return 0; } |