This patch describes each nodes of rotator and specifies a example how to bind
it.
Signed-off-by: Chanho Park <chanho61.park@xxxxxxxxxxx>
Cc: Thomas Abraham <thomas.abraham@xxxxxxxxxx>
Cc: Kukjin Kim <kgene.kim@xxxxxxxxxxx>
Cc: Inki Dae <inki.dae@xxxxxxxxxxx>
Signed-off-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
---
.../devicetree/bindings/gpu/samsung-rotator.txt | 26 ++++++++++++++++++++
1 file changed, 26 insertions(+)
create mode 100644 Documentation/devicetree/bindings/gpu/samsung-rotator.txt
diff --git a/Documentation/devicetree/bindings/gpu/samsung-rotator.txt b/Documentation/devicetree/bindings/gpu/samsung-rotator.txt
new file mode 100644
index 0000000..31ee7b5
--- /dev/null
+++ b/Documentation/devicetree/bindings/gpu/samsung-rotator.txt
@@ -0,0 +1,26 @@
+* Samsung Image Rotator
+
+Required properties:
+ - compatible : value should be following:
+ (a) "samsung,exynos4210-rotator" for Rotator IP in Exynos4210
+ (b) "samsung,exynos4212-rotator" for Rotator IP in Exynos4212/4412
+ (c) "samsung,exynos5250-rotator" for Rotator IP in Exynos5250
+
+ - reg : Physical base address of the IP registers and length of memory
+ mapped region.
+
+ - interrupts : Interrupt number of Rotator
+
+ - clocks : Clock number described in Documentations/devicetree/binding/clock.
+
+ - clock-names : Clock name.
+
+Example:
+ rotator: rotator@12800000 {
+ compatible = "samsung,exynos4210-rotator";
+ reg = <0x12810000 0x1000>;
+ interrupts = <0 83 0>;
+ clocks = <&clock 278>;
+ clock-names = "rotator";
+ status = "disabled";
+ };
--
1.7.9.5
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