ARM: EXYNOS4: Enhancement of System MMU driver

This patch includes the following enhancements for System MMU:
- Enhanced readability
- Removal of unused data structures or their members
- Simplified function definitions
- Corrections of some logical errors
- Full compliance with Linux coding style
- Simpler way of registering callback functions of System MMU faults

Signed-off-by: KyongHo Cho <pullip.cho@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

1 files changed, 22 insertions, 1 deletions

diff --git a/arch/arm/mach-exynos4/dev-sysmmu.c b/arch/arm/mach-exynos4/dev-sysmmu.c
index a10790a614ec..6889c9aa6493 100644
--- a/arch/arm/mach-exynos4/dev-sysmmu.c
+++ b/arch/arm/mach-exynos4/dev-sysmmu.c
@@ -15,6 +15,28 @@
 
 #include <mach/map.h>
 #include <mach/irqs.h>
+#include <mach/sysmmu.h>
+#include <plat/s5p-clock.h>
+
+/* These names must be equal to the clock names in mach-exynos4/clock.c */
+const char *sysmmu_ips_name[EXYNOS4_SYSMMU_TOTAL_IPNUM] = {
+        "SYSMMU_MDMA"   ,
+        "SYSMMU_SSS"    ,
+        "SYSMMU_FIMC0"  ,
+        "SYSMMU_FIMC1"  ,
+        "SYSMMU_FIMC2"  ,
+        "SYSMMU_FIMC3"  ,
+        "SYSMMU_JPEG"   ,
+        "SYSMMU_FIMD0"  ,
+        "SYSMMU_FIMD1"  ,
+        "SYSMMU_PCIe"   ,
+        "SYSMMU_G2D"    ,
+        "SYSMMU_ROTATOR",
+        "SYSMMU_MDMA2"  ,
+        "SYSMMU_TV"     ,
+        "SYSMMU_MFC_L"  ,
+        "SYSMMU_MFC_R"  ,
+};
 
 static struct resource exynos4_sysmmu_resource[] = {
         [0] = {
@@ -185,5 +207,4 @@ struct platform_device exynos4_device_sysmmu = {
         .num_resources  = ARRAY_SIZE(exynos4_sysmmu_resource),
         .resource       = exynos4_sysmmu_resource,
 };
-
 EXPORT_SYMBOL(exynos4_device_sysmmu);