ARM: OMAP: Fix gpio by switching to generic gpio calls

[linux-2.6-omap-h63xx.git] / arch / arm / plat-omap / include / mach / gpio.h

diff --git a/arch/arm/plat-omap/include/mach/gpio.h b/arch/arm/plat-omap/include/mach/gpio.h
index 98e9008b7e9d172ad06eb50a000cca0ef5443bb0..8d9dfe314387b0da08e7d6240724ceae62848afc 100644 (file)
--- a/arch/arm/plat-omap/include/mach/gpio.h
+++ b/arch/arm/plat-omap/include/mach/gpio.h
@@ -71,11 +71,6 @@
                                 IH_GPIO_BASE + (nr))
 
 extern int omap_gpio_init(void);       /* Call from board init only */
-extern int omap_request_gpio(int gpio);
-extern void omap_free_gpio(int gpio);
-extern void omap_set_gpio_direction(int gpio, int is_input);
-extern void omap_set_gpio_dataout(int gpio, int enable);
-extern int omap_get_gpio_datain(int gpio);
 extern void omap2_gpio_prepare_for_retention(void);
 extern void omap2_gpio_resume_after_retention(void);
 extern void omap_set_gpio_debounce(int gpio, int enable);
@@ -109,16 +104,24 @@ static inline int gpio_cansleep(unsigned gpio)
 
 static inline int gpio_to_irq(unsigned gpio)
 {
-       if (gpio < (OMAP_MAX_GPIO_LINES + 16))
-               return OMAP_GPIO_IRQ(gpio);
-       return -EINVAL;
+       return __gpio_to_irq(gpio);
 }
 
 static inline int irq_to_gpio(unsigned irq)
 {
+       int tmp;
+
+       /* omap1 SOC mpuio */
        if (cpu_class_is_omap1() && (irq < (IH_MPUIO_BASE + 16)))
                return (irq - IH_MPUIO_BASE) + OMAP_MAX_GPIO_LINES;
-       return irq - IH_GPIO_BASE;
+
+       /* SOC gpio */
+       tmp = irq - IH_GPIO_BASE;
+       if (tmp < OMAP_MAX_GPIO_LINES)
+               return tmp;
+
+       /* we don't supply reverse mappings for non-SOC gpios */
+       return -EIO;
 }
 
 #endif