[ramips] initial support for RT288x/RT305x

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@17439 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 52 insertions, 0 deletions

diff --git a/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/gpio.h b/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/gpio.h
new file mode 100644
index 0000000000..e8a0836a32
--- /dev/null
+++ b/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/gpio.h
@@ -0,0 +1,52 @@
+/*
+ *  Ralink RT288x GPIO API definitions
+ *
+ *  Copyright (C) 2008-2009 Gabor Juhos <juhosg@openwrt.org>
+ *  Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
+ *
+ *  This program is free software; you can redistribute it and/or modify it
+ *  under the terms of the GNU General Public License version 2 as published
+ *  by the Free Software Foundation.
+ *
+ */
+
+#ifndef __ASM_MACH_RT288X_GPIO_H
+#define __ASM_MACH_RT288X_GPIO_H
+
+#define ARCH_NR_GPIOS	64
+#include <asm-generic/gpio.h>
+
+#include <asm/mach-ralink/rt288x.h>
+
+extern void __rt288x_gpio_set_value(unsigned gpio, int value);
+extern int __rt288x_gpio_get_value(unsigned gpio);
+
+static inline int gpio_to_irq(unsigned gpio)
+{
+	return RT288X_GPIO_IRQ(gpio);
+}
+
+static inline int irq_to_gpio(unsigned irq)
+{
+	return irq - RT288X_GPIO_IRQ_BASE;
+}
+
+static inline int gpio_get_value(unsigned gpio)
+{
+	if (gpio < RT288X_GPIO_COUNT)
+		return __rt288x_gpio_get_value(gpio);
+
+	return __gpio_get_value(gpio);
+}
+
+static inline void gpio_set_value(unsigned gpio, int value)
+{
+	if (gpio < RT288X_GPIO_COUNT)
+		__rt288x_gpio_set_value(gpio, value);
+	else
+		__gpio_set_value(gpio, value);
+}
+
+#define gpio_cansleep	__gpio_cansleep
+
+#endif /* __ASM_MACH_RT288X_GPIO_H */