[rdc] forward port r18254 to 2.6.30

[openwrt.git] / target / linux / rdc / files-2.6.30 / arch / x86 / include / asm / mach-rdc321x / gpio.h

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 (file)
index 0000000..873bffe
--- /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 */