ARM: EXYNOS4: Add EXYNOS4 CPU initialization support

This patch adds EXYNOS4 CPU support files in mach-exynos4,
and basically they are moved from mach-s5pv310 so that it
can support Samsung's new CPU name, EXYNOS4.
The EXYNOS4 ingegrates a ARM Cortex A9 multi-core.

Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

1 files changed, 42 insertions, 0 deletions

diff --git a/arch/arm/mach-exynos4/include/mach/regs-gpio.h b/arch/arm/mach-exynos4/include/mach/regs-gpio.h
new file mode 100644
index 00000000000..1401b21663a
--- /dev/null
+++ b/arch/arm/mach-exynos4/include/mach/regs-gpio.h
@@ -0,0 +1,42 @@
+/* linux/arch/arm/mach-exynos4/include/mach/regs-gpio.h
+ *
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
+ *
+ * EXYNOS4 - 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 EXYNOS4_EINT40CON		(S5P_VA_GPIO2 + 0xE00)
+#define S5P_EINT_CON(x)			(EXYNOS4_EINT40CON + ((x) * 0x4))
+
+#define EXYNOS4_EINT40FLTCON0		(S5P_VA_GPIO2 + 0xE80)
+#define S5P_EINT_FLTCON(x)		(EXYNOS4_EINT40FLTCON0 + ((x) * 0x4))
+
+#define EXYNOS4_EINT40MASK		(S5P_VA_GPIO2 + 0xF00)
+#define S5P_EINT_MASK(x)		(EXYNOS4_EINT40MASK + ((x) * 0x4))
+
+#define EXYNOS4_EINT40PEND		(S5P_VA_GPIO2 + 0xF40)
+#define S5P_EINT_PEND(x)		(EXYNOS4_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)			EXYNOS4_GPX0(x)
+#define EINT_GPIO_1(x)			EXYNOS4_GPX1(x)
+#define EINT_GPIO_2(x)			EXYNOS4_GPX2(x)
+#define EINT_GPIO_3(x)			EXYNOS4_GPX3(x)
+
+#endif /* __ASM_ARCH_REGS_GPIO_H */