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authorEric Miao <eric.y.miao@gmail.com>2008-11-22 21:40:50 +0800
committerEric Miao <eric.miao@marvell.com>2008-12-02 14:42:41 +0800
commit8cc78909816ed5529806ee94f19f3e02beae4e7e (patch)
tree2c6c4ff984fb78daa27415f75ee4fbd926189478
parent59c7bcd4d60812ca10ec691376f43d6a5fbfb4f8 (diff)
downloadlinux-linaro-stable-8cc78909816ed5529806ee94f19f3e02beae4e7e.tar.gz
[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.h6
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)