ARM: EXYNOS: Remove legacy mapping of chip ID block

This patch removes static mapping of chip ID block that was used when
booting with ATAGS, which is not supported on Exynos any more.
Signed-off-by: NTomasz Figa <t.figa@samsung.com>
Signed-off-by: NKyungmin Park <kyungmin.park@samsung.com>
Acked-by: NArnd Bergmann <arnd@arndb.de>
Signed-off-by: NKukjin Kim <kgene.kim@samsung.com>

arch/arm/mach-exynos/common.c

@@ -99,15 +99,6 @@ static struct cpu_table cpu_ids[] __initdata = {
 
 /* Initial IO mappings */
 
-static struct map_desc exynos_iodesc[] __initdata = {
-	{
-		.virtual	= (unsigned long)S5P_VA_CHIPID,
-		.pfn		= __phys_to_pfn(EXYNOS_PA_CHIPID),
-		.length		= SZ_4K,
-		.type		= MT_DEVICE,
-	},
-};
-
 static struct map_desc exynos4_iodesc[] __initdata = {
 	{
 		.virtual	= (unsigned long)S3C_VA_SYS,
@@ -365,10 +356,7 @@ void __init exynos_init_io(struct map_desc *mach_desc, int size)
 {
 	debug_ll_io_init();
 
-	if (initial_boot_params)
-		of_scan_flat_dt(exynos_fdt_map_chipid, NULL);
-	else
-		iotable_init(exynos_iodesc, ARRAY_SIZE(exynos_iodesc));
+	of_scan_flat_dt(exynos_fdt_map_chipid, NULL);
 
 	if (mach_desc)
 		iotable_init(mach_desc, size);