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