arm: mach-shmobile: Split MERAM resources into regs and meram

The MERAM resource currently combines both the registers space and the
MERAM space. Only the register space needs to be ioremapped, split the
resource to make that possible.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

2 files changed, 17 insertions, 5 deletions

diff --git a/arch/arm/mach-shmobile/board-ap4evb.c b/arch/arm/mach-shmobile/board-ap4evb.c
index 80b943029815..63498fbdfd12 100644
--- a/arch/arm/mach-shmobile/board-ap4evb.c
+++ b/arch/arm/mach-shmobile/board-ap4evb.c
@@ -258,10 +258,16 @@ static struct sh_mobile_meram_info meram_info = {
 
 static struct resource meram_resources[] = {
         [0] = {
-                .name   = "MERAM",
-                .start  = 0xe8000000,
-                .end    = 0xe81fffff,
-                .flags  = IORESOURCE_MEM,
+                .name   = "regs",
+                .start  = 0xe8000000,
+                .end    = 0xe807ffff,
+                .flags  = IORESOURCE_MEM,
+        },
+        [1] = {
+                .name   = "meram",
+                .start  = 0xe8080000,
+                .end    = 0xe81fffff,
+                .flags  = IORESOURCE_MEM,
         },
 };
 
diff --git a/arch/arm/mach-shmobile/board-mackerel.c b/arch/arm/mach-shmobile/board-mackerel.c
index aff7df8ccc30..17ba6bccf97b 100644
--- a/arch/arm/mach-shmobile/board-mackerel.c
+++ b/arch/arm/mach-shmobile/board-mackerel.c
@@ -318,8 +318,14 @@ static struct sh_mobile_meram_info mackerel_meram_info = {
 
 static struct resource meram_resources[] = {
         [0] = {
-                .name   = "MERAM",
+                .name   = "regs",
                 .start  = 0xe8000000,
+                .end    = 0xe807ffff,
+                .flags  = IORESOURCE_MEM,
+        },
+        [1] = {
+                .name   = "meram",
+                .start  = 0xe8080000,
                 .end    = 0xe81fffff,
                 .flags  = IORESOURCE_MEM,
         },