diff options
Diffstat (limited to 'board/st/nhk8815')
| -rw-r--r-- | board/st/nhk8815/nhk8815.c | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/board/st/nhk8815/nhk8815.c b/board/st/nhk8815/nhk8815.c index 085a5e0..1fa506a 100644 --- a/board/st/nhk8815/nhk8815.c +++ b/board/st/nhk8815/nhk8815.c @@ -27,6 +27,7 @@ #include <common.h> #include <asm/io.h> +#include <asm/arch/gpio.h> DECLARE_GLOBAL_DATA_PTR; @@ -61,9 +62,20 @@ int board_init(void) return 0; } -int misc_init_r(void) +int board_late_init(void) { - setenv("verify", "n"); + /* Set the two I2C gpio lines to be gpio high */ + nmk_gpio_set(__SCL, 1); nmk_gpio_set(__SDA, 1); + nmk_gpio_dir(__SCL, 1); nmk_gpio_dir(__SDA, 1); + nmk_gpio_af(__SCL, GPIO_GPIO); nmk_gpio_af(__SDA, GPIO_GPIO); + + /* Reset the I2C port expander, on GPIO77 */ + nmk_gpio_af(77, GPIO_GPIO); + nmk_gpio_dir(77, 1); + nmk_gpio_set(77, 0); + udelay(10); + nmk_gpio_set(77, 1); + return 0; } |