openwrt/target/linux/ixp4xx/patches-3.14/030-gpio_line_config.patch

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Index: linux-3.14.25/arch/arm/mach-ixp4xx/common.c
===================================================================
--- linux-3.14.25.orig/arch/arm/mach-ixp4xx/common.c 2014-11-21 18:23:44.000000000 +0100
+++ linux-3.14.25/arch/arm/mach-ixp4xx/common.c 2014-12-01 07:16:02.172180453 +0100
@@ -84,22 +84,7 @@
/*
* GPIO-functions
*/
-/*
- * The following converted to the real HW bits the gpio_line_config
- */
-/* GPIO pin types */
-#define IXP4XX_GPIO_OUT 0x1
-#define IXP4XX_GPIO_IN 0x2
-
-/* GPIO signal types */
-#define IXP4XX_GPIO_LOW 0
-#define IXP4XX_GPIO_HIGH 1
-
-/* GPIO Clocks */
-#define IXP4XX_GPIO_CLK_0 14
-#define IXP4XX_GPIO_CLK_1 15
-
-static void gpio_line_config(u8 line, u32 direction)
+void gpio_line_config(u8 line, u32 direction)
{
if (direction == IXP4XX_GPIO_IN)
*IXP4XX_GPIO_GPOER |= (1 << line);
@@ -107,12 +92,12 @@
*IXP4XX_GPIO_GPOER &= ~(1 << line);
}
-static void gpio_line_get(u8 line, int *value)
+void gpio_line_get(u8 line, int *value)
{
*value = (*IXP4XX_GPIO_GPINR >> line) & 0x1;
}
-static void gpio_line_set(u8 line, int value)
+void gpio_line_set(u8 line, int value)
{
if (value == IXP4XX_GPIO_HIGH)
*IXP4XX_GPIO_GPOUTR |= (1 << line);
Index: linux-3.14.25/arch/arm/mach-ixp4xx/include/mach/platform.h
===================================================================
--- linux-3.14.25.orig/arch/arm/mach-ixp4xx/include/mach/platform.h 2014-11-30 15:26:43.020130937 +0100
+++ linux-3.14.25/arch/arm/mach-ixp4xx/include/mach/platform.h 2014-12-01 07:16:22.024919689 +0100
@@ -142,5 +142,21 @@
extern int ixp4xx_setup(int nr, struct pci_sys_data *sys);
extern struct pci_ops ixp4xx_ops;
+/* GPIO pin types */
+#define IXP4XX_GPIO_OUT 0x1
+#define IXP4XX_GPIO_IN 0x2
+
+/* GPIO signal types */
+#define IXP4XX_GPIO_LOW 0
+#define IXP4XX_GPIO_HIGH 1
+
+/* GPIO Clocks */
+#define IXP4XX_GPIO_CLK_0 14
+#define IXP4XX_GPIO_CLK_1 15
+
+void gpio_line_config(u8 line, u32 direction);
+void gpio_line_get(u8 line, int *value);
+void gpio_line_set(u8 line, int value);
+
#endif // __ASSEMBLY__