73 lines
1.8 KiB
Diff
73 lines
1.8 KiB
Diff
--- a/arch/arm/mach-ixp4xx/common.c
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+++ b/arch/arm/mach-ixp4xx/common.c
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@@ -93,22 +93,7 @@
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/*
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* GPIO-functions
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*/
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-/*
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- * The following converted to the real HW bits the gpio_line_config
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- */
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-/* GPIO pin types */
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-#define IXP4XX_GPIO_OUT 0x1
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-#define IXP4XX_GPIO_IN 0x2
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-
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-/* GPIO signal types */
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-#define IXP4XX_GPIO_LOW 0
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-#define IXP4XX_GPIO_HIGH 1
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-
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-/* GPIO Clocks */
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-#define IXP4XX_GPIO_CLK_0 14
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-#define IXP4XX_GPIO_CLK_1 15
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-
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-static void gpio_line_config(u8 line, u32 direction)
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+void gpio_line_config(u8 line, u32 direction)
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{
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if (direction == IXP4XX_GPIO_IN)
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*IXP4XX_GPIO_GPOER |= (1 << line);
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@@ -116,17 +101,17 @@
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*IXP4XX_GPIO_GPOER &= ~(1 << line);
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}
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-static void gpio_line_get(u8 line, int *value)
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+void gpio_line_get(u8 line, int *value)
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{
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*value = (*IXP4XX_GPIO_GPINR >> line) & 0x1;
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}
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-static void gpio_line_set(u8 line, int value)
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+void gpio_line_set(u8 line, int value)
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{
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- if (value == IXP4XX_GPIO_HIGH)
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- *IXP4XX_GPIO_GPOUTR |= (1 << line);
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- else if (value == IXP4XX_GPIO_LOW)
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+ if (value == IXP4XX_GPIO_LOW)
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*IXP4XX_GPIO_GPOUTR &= ~(1 << line);
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+ else
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+ *IXP4XX_GPIO_GPOUTR |= (1 << line);
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}
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/*************************************************************************
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--- a/arch/arm/mach-ixp4xx/include/mach/platform.h
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+++ b/arch/arm/mach-ixp4xx/include/mach/platform.h
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@@ -131,5 +131,21 @@
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extern int ixp4xx_setup(int nr, struct pci_sys_data *sys);
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extern struct pci_ops ixp4xx_ops;
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+/* GPIO pin types */
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+#define IXP4XX_GPIO_OUT 0x1
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+#define IXP4XX_GPIO_IN 0x2
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+
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+/* GPIO signal types */
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+#define IXP4XX_GPIO_LOW 0
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+#define IXP4XX_GPIO_HIGH 1
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+
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+/* GPIO Clocks */
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+#define IXP4XX_GPIO_CLK_0 14
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+#define IXP4XX_GPIO_CLK_1 15
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+
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+void gpio_line_config(u8 line, u32 direction);
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+void gpio_line_get(u8 line, int *value);
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+void gpio_line_set(u8 line, int value);
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+
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#endif // __ASSEMBLY__
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