arm/imx/iomux-v1: check for invalid modes in mxc_gpio_mode

[pandora-kernel.git] / arch / arm / plat-mxc / include / mach / iomux-v1.h

diff --git a/arch/arm/plat-mxc/include/mach/iomux-v1.h b/arch/arm/plat-mxc/include/mach/iomux-v1.h
index 54abfc0..884f575 100644 (file)
--- a/arch/arm/plat-mxc/include/mach/iomux-v1.h
+++ b/arch/arm/plat-mxc/include/mach/iomux-v1.h
@@ -41,16 +41,9 @@
 #define MXC_SWR(x)     (0x3c + ((x) << 8))
 #define MXC_PUEN(x)    (0x40 + ((x) << 8))
 
-#ifdef CONFIG_ARCH_MX1
-# define GPIO_PORT_MAX  3
-#endif
-#ifdef CONFIG_ARCH_MX2
-# define GPIO_PORT_MAX  5
-#endif
-
-#ifndef GPIO_PORT_MAX
-# error "GPIO config port count unknown!"
-#endif
+#define MX1_NUM_GPIO_PORT      4
+#define MX21_NUM_GPIO_PORT     6
+#define MX27_NUM_GPIO_PORT     6
 
 #define GPIO_PIN_MASK 0x1f
 
@@ -102,9 +95,9 @@
 #define IRQ_GPIOE(x)  (IRQ_GPIOD(32) + x)
 #define IRQ_GPIOF(x)  (IRQ_GPIOE(32) + x)
 
-extern void mxc_gpio_mode(int gpio_mode);
+extern int mxc_gpio_mode(int gpio_mode);
 extern int mxc_gpio_setup_multiple_pins(const int *pin_list, unsigned count,
-       const char *label);
+               const char *label);
 extern void mxc_gpio_release_multiple_pins(const int *pin_list, int count);
 
 #endif /* __MACH_IOMUX_V1_H__ */