dt-bindings: EXYNOS: Add exynos-srom device tree binding

This patch adds exynos-srom binding information for SROM Controller
driver on Exynos SoCs.

CC: Rob Herring <robh+dt@kernel.org>
CC: Mark Rutland <mark.rutland@arm.com>
CC: Ian Campbell <ijc+devicetree@hellion.org.uk>
Signed-off-by: Pankaj Dubey <pankaj.dubey@samsung.com>
Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Kukjin Kim <kgene@kernel.org>
Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>

diff --git a/Documentation/devicetree/bindings/arm/samsung/exynos-srom.txt b/Documentation/devicetree/bindings/arm/samsung/exynos-srom.txt
new file mode 100644 (file)
index 0000000..33886d5
--- /dev/null
+++ b/Documentation/devicetree/bindings/arm/samsung/exynos-srom.txt
@@ -0,0 +1,12 @@
+SAMSUNG Exynos SoCs SROM Controller driver.
+
+Required properties:
+- compatible : Should contain "samsung,exynos-srom".
+
+- reg: offset and length of the register set
+
+Example:
+       sromc@12570000 {
+               compatible = "samsung,exynos-srom";
+               reg = <0x12570000 0x10>;
+       };