[PATCH 1/2] ARM: S5PV310: Add the definition for external interrupt

[Jongsun Han]

This patch adds the definition for both IRQs and GPIO registers for
external interrupts.

Signed-off-by: Jongsun Han <jongsun.han at samsung.com>
---
 arch/arm/mach-s5pv310/include/mach/irqs.h      |   16 +++++++++
 arch/arm/mach-s5pv310/include/mach/regs-gpio.h |   42 ++++++++++++++++++++++++
 2 files changed, 58 insertions(+), 0 deletions(-)
 create mode 100644 arch/arm/mach-s5pv310/include/mach/regs-gpio.h

diff --git a/arch/arm/mach-s5pv310/include/mach/irqs.h b/arch/arm/mach-s5pv310/include/mach/irqs.h
index fa7a8a3..99e7dad 100644
--- a/arch/arm/mach-s5pv310/include/mach/irqs.h
+++ b/arch/arm/mach-s5pv310/include/mach/irqs.h
@@ -85,6 +85,22 @@
 
 #define IRQ_ONENAND_AUDI	COMBINER_IRQ(34, 0)
 
+#define IRQ_EINT4		COMBINER_IRQ(37, 0)
+#define IRQ_EINT5		COMBINER_IRQ(37, 1)
+#define IRQ_EINT6		COMBINER_IRQ(37, 2)
+#define IRQ_EINT7		COMBINER_IRQ(37, 3)
+#define IRQ_EINT8		COMBINER_IRQ(38, 0)
+
+#define IRQ_EINT9		COMBINER_IRQ(38, 1)
+#define IRQ_EINT10		COMBINER_IRQ(38, 2)
+#define IRQ_EINT11		COMBINER_IRQ(38, 3)
+#define IRQ_EINT12		COMBINER_IRQ(38, 4)
+#define IRQ_EINT13		COMBINER_IRQ(38, 5)
+#define IRQ_EINT14		COMBINER_IRQ(38, 6)
+#define IRQ_EINT15		COMBINER_IRQ(38, 7)
+
+#define IRQ_EINT16_31		COMBINER_IRQ(39, 0)
+
 #define MAX_COMBINER_NR		40
 
 #define S5P_IRQ_EINT_BASE	COMBINER_IRQ(MAX_COMBINER_NR, 0)
diff --git a/arch/arm/mach-s5pv310/include/mach/regs-gpio.h b/arch/arm/mach-s5pv310/include/mach/regs-gpio.h
new file mode 100644
index 0000000..82e9e0c
--- /dev/null
+++ b/arch/arm/mach-s5pv310/include/mach/regs-gpio.h
@@ -0,0 +1,42 @@
+/* linux/arch/arm/mach-s5pv310/include/mach/regs-gpio.h
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
+ *
+ * S5PV310 - GPIO (including EINT) register definitions
+ *
+ * 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_ARCH_REGS_GPIO_H
+#define __ASM_ARCH_REGS_GPIO_H __FILE__
+
+#include <mach/map.h>
+#include <mach/irqs.h>
+
+#define S5PV310_EINT40CON		(S5P_VA_GPIO2 + 0xE00)
+#define S5P_EINT_CON(x)			(S5PV310_EINT40CON + ((x) * 0x4))
+
+#define S5PV310_EINT40FLTCON0		(S5P_VA_GPIO2 + 0xE80)
+#define S5P_EINT_FLTCON(x)		(S5PV310_EINT40FLTCON0 + ((x) * 0x4))
+
+#define S5PV310_EINT40MASK		(S5P_VA_GPIO2 + 0xF00)
+#define S5P_EINT_MASK(x)		(S5PV310_EINT40MASK + ((x) * 0x4))
+
+#define S5PV310_EINT40PEND		(S5P_VA_GPIO2 + 0xF40)
+#define S5P_EINT_PEND(x)		(S5PV310_EINT40PEND + ((x) * 0x4))
+
+#define EINT_REG_NR(x)			(EINT_OFFSET(x) >> 3)
+
+#define eint_irq_to_bit(irq)		(1 << (EINT_OFFSET(irq) & 0x7))
+
+#define EINT_MODE			S3C_GPIO_SFN(0xf)
+
+#define EINT_GPIO_0(x)			S5PV310_GPX0(x)
+#define EINT_GPIO_1(x)			S5PV310_GPX1(x)
+#define EINT_GPIO_2(x)			S5PV310_GPX2(x)
+#define EINT_GPIO_3(x)			S5PV310_GPX3(x)
+
+#endif /* __ASM_ARCH_REGS_GPIO_H */
-- 
1.6.3.3