diff options
Diffstat (limited to 'board/timll/devkit8000/devkit8000.c')
| -rw-r--r-- | board/timll/devkit8000/devkit8000.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/board/timll/devkit8000/devkit8000.c b/board/timll/devkit8000/devkit8000.c index dded697..d75e86b 100644 --- a/board/timll/devkit8000/devkit8000.c +++ b/board/timll/devkit8000/devkit8000.c @@ -41,6 +41,7 @@ #include <asm/arch/mem.h> #include <asm/mach-types.h> #include "devkit8000.h" +#include <asm/gpio.h> #ifdef CONFIG_DRIVER_DM9000 #include <net.h> #include <netdev.h> @@ -161,6 +162,23 @@ void spl_board_prepare_for_linux(void) gpmc_dm9000_config(); } +/* + * devkit8000 specific implementation of spl_start_uboot() + * + * RETURN + * 0 if the button is not pressed + * 1 if the button is pressed + */ +int spl_start_uboot(void) +{ + int val = 0; + if (!gpio_request(CONFIG_SPL_OS_BOOT_KEY, "U-Boot key")) { + gpio_direction_input(CONFIG_SPL_OS_BOOT_KEY); + val = gpio_get_value(CONFIG_SPL_OS_BOOT_KEY); + gpio_free(CONFIG_SPL_OS_BOOT_KEY); + } + return !val; +} #endif /* |