ARM: S5PV310: Fix on Secondary CPU startup

Following occurs on boot message without this patch.
CPU1: processor failed to boot
Brought up 1 CPUs
SMP: Total of 1 processors activated...

This patch adds SYSRAM mapping for fixing Secondary CPU startup.
CPU1: Booted secondary processor
Brought up 2 CPUs
SMP: Total of 2 processors activated...

Signed-off-by: Changhwan Youn <[e-mail]>
Signed-off-by: Kukjin Kim <[e-mail]>

arch/arm/mach-s5pv310/cpu.c

···
 		.length		= SZ_4K,
 		.type		= MT_DEVICE,
 	}, {
+		.virtual	= (unsigned long)S5P_VA_SYSRAM,
+		.pfn		= __phys_to_pfn(S5PV310_PA_SYSRAM),
+		.length		= SZ_4K,
+		.type		= MT_DEVICE,
+	}, {
 		.virtual	= (unsigned long)S5P_VA_CMU,
 		.pfn		= __phys_to_pfn(S5PV310_PA_CMU),
 		.length		= SZ_128K,
 		.type		= MT_DEVICE,
-	}
+	},
 };
 
 static void s5pv310_idle(void)

arch/arm/mach-s5pv310/include/mach/map.h

···
 
 #include <plat/map-s5p.h>
 
+#define S5PV310_PA_SYSRAM		(0x02025000)
+
 #define S5PV310_PA_CHIPID		(0x10000000)
 #define S5P_PA_CHIPID			S5PV310_PA_CHIPID
 

arch/arm/mach-s5pv310/platsmp.c

···
 		 * until it receives a soft interrupt, and then the
 		 * secondary CPU branches to this address.
 		 */
-	__raw_writel(BSYM(virt_to_phys(s5pv310_secondary_startup)), S5P_INFORM0);
+	__raw_writel(BSYM(virt_to_phys(s5pv310_secondary_startup)), S5P_VA_SYSRAM);
 	}
 }

arch/arm/plat-s5p/include/plat/map-s5p.h

···
 #define S5P_VA_GPIO		S3C_ADDR(0x00500000)
 #define S5P_VA_SYSTIMER		S3C_ADDR(0x01200000)
 #define S5P_VA_SROMC		S3C_ADDR(0x01100000)
+#define S5P_VA_SYSRAM		S3C_ADDR(0x01180000)
 
 #define S5P_VA_COMBINER_BASE	S3C_ADDR(0x00600000)
 #define S5P_VA_COMBINER(x)	(S5P_VA_COMBINER_BASE + ((x) >> 2) * 0x10)