--- linux-2.6.22.14/include/asm-mips/rb/rb100.h	1970-01-01 03:00:00.000000000 +0300
+++ linux/include/asm-mips/rb/rb100.h	2008-01-21 13:42:45.000000000 +0200
@@ -0,0 +1,34 @@
+#ifndef MT_RB100_H
+#define MT_RB100_H
+
+#define MR_PORT_USER_LED	0
+#define MR_PORT_NAND_CLE	2
+#define MR_PORT_NAND_ALE	3
+
+#define	MR_GPIO_NAND_RDY	(1 << 0)
+#define	MR_GPIO_NAND_NCE	(1 << 1)
+
+#define RB112_GPIO_ULED		(1 << 3)
+#define RB100_GPIO_ULED		(1 << 5)
+#define RB100_GPIO_BEEP		(1 << 6)
+
+#define RB100_SWITCH_BASE	0x12000000
+#define   RB100_SWITCH_GPIO_CONF0   0x00b8
+
+#define RB100_SWITCH_REG(reg) \
+	(*((volatile unsigned *) KSEG1ADDR(RB100_SWITCH_BASE + (reg))))
+
+#define RB100_GPIO()	RB100_SWITCH_REG(RB100_SWITCH_GPIO_CONF0)
+#define RB100_GPIN(x)	((x) << 8)
+#define RB100_GPDIR(x)	((x) << 16)
+#define RB100_GPOUT(x)	((x) << 24)
+
+static inline void rb100_set_port_led2(unsigned num, int on) {
+	unsigned reg = 0x100 + 4 * num;
+	unsigned val = RB100_SWITCH_REG(reg);
+	val &= ~0xf00;
+	val |= (on ? 0x200 : 0x300);
+	RB100_SWITCH_REG(reg) = val;
+}
+
+#endif