forward port r18254 to 2.6.30

SVN-Revision: 18276

2 files changed, 71 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 0000000000..873bffe302
--- /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 */
diff --git a/target/linux/rdc/files-2.6.30/arch/x86/include/asm/mach-rdc321x/rdc321x_defs.h b/target/linux/rdc/files-2.6.30/arch/x86/include/asm/mach-rdc321x/rdc321x_defs.h
new file mode 100644
index 0000000000..c8e9c8bed3
--- /dev/null
+++ b/target/linux/rdc/files-2.6.30/arch/x86/include/asm/mach-rdc321x/rdc321x_defs.h
@@ -0,0 +1,12 @@
+#define PFX	"rdc321x: "
+
+/* General purpose configuration and data registers */
+#define RDC3210_CFGREG_ADDR     0x0CF8
+#define RDC3210_CFGREG_DATA     0x0CFC
+
+#define RDC321X_GPIO_CTRL_REG1	0x48
+#define RDC321X_GPIO_CTRL_REG2	0x84
+#define RDC321X_GPIO_DATA_REG1	0x4c
+#define RDC321X_GPIO_DATA_REG2	0x88
+
+#define RDC321X_MAX_GPIO	58