diff options
| author | Peter Meerwald <pmeerw@pmeerw.net> | 2010-09-17 13:02:42 -0400 |
|---|---|---|
| committer | Mike Frysinger <vapier@gentoo.org> | 2010-10-02 16:00:39 -0400 |
| commit | 68409f844fd06dc696d206e7c12d2296cffd7416 (patch) | |
| tree | c59106e50f47886130fbd406a1c1314a090a4e64 /board/cm-bf537e/gpio_cfi_flash.c | |
| parent | 1729615875d5d443ef68154f7fff6af065301e59 (diff) | |
| download | u-boot-imx-68409f844fd06dc696d206e7c12d2296cffd7416.zip u-boot-imx-68409f844fd06dc696d206e7c12d2296cffd7416.tar.gz u-boot-imx-68409f844fd06dc696d206e7c12d2296cffd7416.tar.bz2 | |
Blackfin: support a 3rd gpio cfi pin
Signed-off-by: Peter Meerwald <pmeerw@pmeerw.net>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'board/cm-bf537e/gpio_cfi_flash.c')
| -rw-r--r-- | board/cm-bf537e/gpio_cfi_flash.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/board/cm-bf537e/gpio_cfi_flash.c b/board/cm-bf537e/gpio_cfi_flash.c index ab6af81..1075cc4 100644 --- a/board/cm-bf537e/gpio_cfi_flash.c +++ b/board/cm-bf537e/gpio_cfi_flash.c @@ -22,7 +22,12 @@ #else #define GPIO_MASK_2 (1 << 22) #endif -#define GPIO_MASK (GPIO_MASK_1 | GPIO_MASK_2) +#ifndef GPIO_PIN_3 +#define GPIO_MASK_3 (0) +#else +#define GPIO_MASK_3 (1 << 23) +#endif +#define GPIO_MASK (GPIO_MASK_1 | GPIO_MASK_2 | GPIO_MASK_3) void *gpio_cfi_flash_swizzle(void *vaddr) { @@ -34,6 +39,10 @@ void *gpio_cfi_flash_swizzle(void *vaddr) gpio_set_value(GPIO_PIN_2, addr & GPIO_MASK_2); #endif +#ifdef GPIO_PIN_3 + gpio_set_value(GPIO_PIN_3, addr & GPIO_MASK_3); +#endif + SSYNC(); udelay(1); @@ -65,4 +74,8 @@ void gpio_cfi_flash_init(void) gpio_request(GPIO_PIN_2, "gpio_cfi_flash"); gpio_direction_output(GPIO_PIN_2, 0); #endif +#ifdef GPIO_PIN_3 + gpio_request(GPIO_PIN_3, "gpio_cfi_flash"); + gpio_direction_output(GPIO_PIN_3, 0); +#endif } |