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| author | Wolfgang Denk <wd@denx.de> | 2009-07-30 00:36:25 +0200 |
|---|---|---|
| committer | Wolfgang Denk <wd@denx.de> | 2009-07-30 00:36:25 +0200 |
| commit | 108f56b056780f0d23f720d98709304f84a0d6c8 (patch) | |
| tree | 2a2eb0ab998cfdbf6275dcf282ab282056a14f30 /board/st/nhk8815/nhk8815.c | |
| parent | 4c2e3da82dc2b7f8b39b7f1d57f570e4bc5caa6d (diff) | |
| parent | bb4291e62579dbc611e84eaaf973631e0bf129c7 (diff) | |
| download | u-boot-imx-108f56b056780f0d23f720d98709304f84a0d6c8.zip u-boot-imx-108f56b056780f0d23f720d98709304f84a0d6c8.tar.gz u-boot-imx-108f56b056780f0d23f720d98709304f84a0d6c8.tar.bz2 | |
Merge branch 'master' of git://git.denx.de/u-boot-i2c
Diffstat (limited to 'board/st/nhk8815/nhk8815.c')
| -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; } |