[rdc] forward port r18254 to 2.6.30

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@18276 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 59 insertions, 0 deletions

diff --git a/target/linux/rdc/files-2.6.30/arch/x86/include/asm/mach-rdc321x/gpio.h b/target/linux/rdc/files-2.6.30/arch/x86/include/asm/mach-rdc321x/gpio.h
new file mode 100644
index 000000000..873bffe30
--- /dev/null
+++ b/target/linux/rdc/files-2.6.30/arch/x86/include/asm/mach-rdc321x/gpio.h
@@ -0,0 +1,59 @@
+#ifndef _ASM_X86_MACH_RDC321X_GPIO_H
+#define _ASM_X86_MACH_RDC321X_GPIO_H
+
+#include <linux/kernel.h>
+
+extern int rdc_gpio_get_value(unsigned gpio);
+extern void rdc_gpio_set_value(unsigned gpio, int value);
+extern int rdc_gpio_direction_input(unsigned gpio);
+extern int rdc_gpio_direction_output(unsigned gpio, int value);
+extern int rdc_gpio_request(unsigned gpio, const char *label);
+extern void rdc_gpio_free(unsigned gpio);
+
+/* Wrappers for the arch-neutral GPIO API */
+
+static inline int gpio_request(unsigned gpio, const char *label)
+{
+	return rdc_gpio_request(gpio, label);
+}
+
+static inline void gpio_free(unsigned gpio)
+{
+	might_sleep();
+	rdc_gpio_free(gpio);
+}
+
+static inline int gpio_direction_input(unsigned gpio)
+{
+	return rdc_gpio_direction_input(gpio);
+}
+
+static inline int gpio_direction_output(unsigned gpio, int value)
+{
+	return rdc_gpio_direction_output(gpio, value);
+}
+
+static inline int gpio_get_value(unsigned gpio)
+{
+	return rdc_gpio_get_value(gpio);
+}
+
+static inline void gpio_set_value(unsigned gpio, int value)
+{
+	rdc_gpio_set_value(gpio, value);
+}
+
+static inline int gpio_to_irq(unsigned gpio)
+{
+	return gpio;
+}
+
+static inline int irq_to_gpio(unsigned irq)
+{
+	return irq;
+}
+
+/* For cansleep */
+#include <asm-generic/gpio.h>
+
+#endif /* _ASM_X86_MACH_RDC321X_GPIO_H */