ARM: EXYNOS: Adds G-Scaler device from Device Tree

This patch adds,
- 4 G-Scaler devices to the DT device list
- G-Scaler specific entries to the machine file
- binding documentation for G-Scaler entries

Signed-off-by: Abhilash Kesavan <a.kesavan@samsung.com>
Signed-off-by: Leela Krishna Amudala <l.krishna@samsung.com>
Signed-off-by: Shaik Ameer Basha <shaik.ameer@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

2 files changed, 13 insertions, 0 deletions

diff --git a/arch/arm/mach-exynos/include/mach/map.h b/arch/arm/mach-exynos/include/mach/map.h
index c72b675b3e4b..0300d7adc151 100644
--- a/arch/arm/mach-exynos/include/mach/map.h
+++ b/arch/arm/mach-exynos/include/mach/map.h
@@ -121,6 +121,11 @@
 #define EXYNOS4_PA_SYSMMU_MFC_L         0x13620000
 #define EXYNOS4_PA_SYSMMU_MFC_R         0x13630000
 
+#define EXYNOS5_PA_GSC0                 0x13E00000
+#define EXYNOS5_PA_GSC1                 0x13E10000
+#define EXYNOS5_PA_GSC2                 0x13E20000
+#define EXYNOS5_PA_GSC3                 0x13E30000
+
 #define EXYNOS5_PA_SYSMMU_MDMA1         0x10A40000
 #define EXYNOS5_PA_SYSMMU_SSS           0x10A50000
 #define EXYNOS5_PA_SYSMMU_2D            0x10A60000
diff --git a/arch/arm/mach-exynos/mach-exynos5-dt.c b/arch/arm/mach-exynos/mach-exynos5-dt.c
index ef770bc2318f..e707eb1b1eab 100644
--- a/arch/arm/mach-exynos/mach-exynos5-dt.c
+++ b/arch/arm/mach-exynos/mach-exynos5-dt.c
@@ -56,6 +56,14 @@ static const struct of_dev_auxdata exynos5250_auxdata_lookup[] __initconst = {
         OF_DEV_AUXDATA("arm,pl330", EXYNOS5_PA_PDMA0, "dma-pl330.0", NULL),
         OF_DEV_AUXDATA("arm,pl330", EXYNOS5_PA_PDMA1, "dma-pl330.1", NULL),
         OF_DEV_AUXDATA("arm,pl330", EXYNOS5_PA_MDMA1, "dma-pl330.2", NULL),
+        OF_DEV_AUXDATA("samsung,exynos5-gsc", EXYNOS5_PA_GSC0,
+                                "exynos-gsc.0", NULL),
+        OF_DEV_AUXDATA("samsung,exynos5-gsc", EXYNOS5_PA_GSC1,
+                                "exynos-gsc.1", NULL),
+        OF_DEV_AUXDATA("samsung,exynos5-gsc", EXYNOS5_PA_GSC2,
+                                "exynos-gsc.2", NULL),
+        OF_DEV_AUXDATA("samsung,exynos5-gsc", EXYNOS5_PA_GSC3,
+                                "exynos-gsc.3", NULL),
         {},
 };