ARM: S5PV310: Add new CPU initialization support

This patch adds Samsung S5PV310/S5PC210 CPU support.
The S5PV310/S5PC210 integrates a ARM Cortex A9 multi-core.

Signed-off-by: Changhwan Youn <chaos.youn@samsung.com>
Signed-off-by: Jongpill Lee <boyko.lee@samsung.com>
Signed-off-by: Jiseong Oh <jiseong.oh@samsung.com>
[kgene.kim@samsung.com: fix build errors]
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

3 files changed, 57 insertions, 0 deletions

diff --git a/arch/arm/plat-s5p/cpu.c b/arch/arm/plat-s5p/cpu.c
index c478441da68d..9261a27d7fe5 100644
--- a/arch/arm/plat-s5p/cpu.c
+++ b/arch/arm/plat-s5p/cpu.c
@@ -21,6 +21,7 @@
 #include <plat/s5p6442.h>
 #include <plat/s5pc100.h>
 #include <plat/s5pv210.h>
+#include <plat/s5pv310.h>
 
 /* table of supported CPUs */
 
@@ -28,6 +29,7 @@ static const char name_s5p6440[] = "S5P6440";
 static const char name_s5p6442[] = "S5P6442";
 static const char name_s5pc100[] = "S5PC100";
 static const char name_s5pv210[] = "S5PV210/S5PC110";
+static const char name_s5pv310[] = "S5PV310";
 
 static struct cpu_table cpu_ids[] __initdata = {
 	{
@@ -62,6 +64,14 @@ static struct cpu_table cpu_ids[] __initdata = {
 		.init_uarts	= s5pv210_init_uarts,
 		.init		= s5pv210_init,
 		.name		= name_s5pv210,
+	}, {
+		.idcode		= 0x43200000,
+		.idmask		= 0xfffff000,
+		.map_io		= s5pv310_map_io,
+		.init_clocks	= s5pv310_init_clocks,
+		.init_uarts	= s5pv310_init_uarts,
+		.init		= s5pv310_init,
+		.name		= name_s5pv310,
 	},
 };
 
@@ -83,6 +93,7 @@ static struct map_desc s5p_iodesc[] __initdata = {
 		.pfn		= __phys_to_pfn(S3C_PA_UART),
 		.length		= SZ_512K,
 		.type		= MT_DEVICE,
+#ifdef CONFIG_ARM_VIC
 	}, {
 		.virtual	= (unsigned long)VA_VIC0,
 		.pfn		= __phys_to_pfn(S5P_PA_VIC0),
@@ -93,6 +104,7 @@ static struct map_desc s5p_iodesc[] __initdata = {
 		.pfn		= __phys_to_pfn(S5P_PA_VIC1),
 		.length		= SZ_16K,
 		.type		= MT_DEVICE,
+#endif
 	}, {
 		.virtual	= (unsigned long)S3C_VA_TIMER,
 		.pfn		= __phys_to_pfn(S5P_PA_TIMER),
diff --git a/arch/arm/plat-s5p/include/plat/map-s5p.h b/arch/arm/plat-s5p/include/plat/map-s5p.h
index 3d815f43bb83..54e9fb9d315e 100644
--- a/arch/arm/plat-s5p/include/plat/map-s5p.h
+++ b/arch/arm/plat-s5p/include/plat/map-s5p.h
@@ -18,6 +18,18 @@
 #define S5P_VA_SYSTIMER		S3C_ADDR(0x01200000)
 #define S5P_VA_SROMC		S3C_ADDR(0x01100000)
 
+#define S5P_VA_COMBINER_BASE	S3C_ADDR(0x00600000)
+#define S5P_VA_COMBINER(x)	(S5P_VA_COMBINER_BASE + ((x) >> 2) * 0x10)
+
+#define S5P_VA_COREPERI_BASE	S3C_ADDR(0x00800000)
+#define S5P_VA_COREPERI(x)	(S5P_VA_COREPERI_BASE + (x))
+#define S5P_VA_SCU		S5P_VA_COREPERI(0x0)
+#define S5P_VA_GIC_CPU		S5P_VA_COREPERI(0x100)
+#define S5P_VA_TWD		S5P_VA_COREPERI(0x600)
+#define S5P_VA_GIC_DIST		S5P_VA_COREPERI(0x1000)
+
+#define S5P_VA_L2CC		S3C_ADDR(0x00900000)
+
 #define S5P_VA_UART(x)		(S3C_VA_UART + ((x) * S3C_UART_OFFSET))
 #define S5P_VA_UART0		S5P_VA_UART(0)
 #define S5P_VA_UART1		S5P_VA_UART(1)
diff --git a/arch/arm/plat-s5p/include/plat/s5pv310.h b/arch/arm/plat-s5p/include/plat/s5pv310.h
new file mode 100644
index 000000000000..d2f05e1cad9d
--- /dev/null
+++ b/arch/arm/plat-s5p/include/plat/s5pv310.h
@@ -0,0 +1,33 @@
+/* linux/arch/arm/plat-s5p/include/plat/s5pv310.h
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com/
+ *
+ * Header file for s5pv310 cpu support
+ *
+ * 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.
+*/
+
+/* Common init code for S5PV310 related SoCs */
+
+extern void s5pv310_common_init_uarts(struct s3c2410_uartcfg *cfg, int no);
+extern void s5pv310_register_clocks(void);
+extern void s5pv310_setup_clocks(void);
+
+#ifdef CONFIG_CPU_S5PV310
+
+extern  int s5pv310_init(void);
+extern void s5pv310_init_irq(void);
+extern void s5pv310_map_io(void);
+extern void s5pv310_init_clocks(int xtal);
+
+#define s5pv310_init_uarts s5pv310_common_init_uarts
+
+#else
+#define s5pv310_init_clocks NULL
+#define s5pv310_init_uarts NULL
+#define s5pv310_map_io NULL
+#define s5pv310_init NULL
+#endif