diff options
| author | Eric Miao <eric.y.miao@gmail.com> | 2008-11-22 21:40:50 +0800 |
|---|---|---|
| committer | Eric Miao <eric.miao@marvell.com> | 2008-12-02 14:42:41 +0800 |
| commit | 8cc78909816ed5529806ee94f19f3e02beae4e7e (patch) | |
| tree | 2c6c4ff984fb78daa27415f75ee4fbd926189478 | |
| parent | 59c7bcd4d60812ca10ec691376f43d6a5fbfb4f8 (diff) | |
[ARM] pxa: add missing GPIOs definitions
GPIO3/GPIO4 are a bit special on pxa27x, since it depends on PCFR/PI2C_EN
bit, add their definitions here with comments.
Signed-off-by: Eric Miao <eric.miao@marvell.com>
Acked-by: Stefan Schmidt <stefan@datenfreihafen.org>
| -rw-r--r-- | arch/arm/mach-pxa/include/mach/mfp-pxa27x.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/arm/mach-pxa/include/mach/mfp-pxa27x.h b/arch/arm/mach-pxa/include/mach/mfp-pxa27x.h index 122bdbd53182..da4f85a4f990 100644 --- a/arch/arm/mach-pxa/include/mach/mfp-pxa27x.h +++ b/arch/arm/mach-pxa/include/mach/mfp-pxa27x.h @@ -11,6 +11,12 @@ #include <mach/mfp.h> #include <mach/mfp-pxa2xx.h> +/* Note: GPIO3/GPIO4 will be driven by Power I2C when PCFR/PI2C_EN + * bit is set, regardless of the GPIO configuration + */ +#define GPIO3_GPIO MFP_CFG_IN(GPIO3, AF0) +#define GPIO4_GPIO MFP_CFG_IN(GPIO4, AF0) + /* GPIO */ #define GPIO85_GPIO MFP_CFG_IN(GPIO85, AF0) #define GPIO86_GPIO MFP_CFG_IN(GPIO86, AF0) |