ARM: dts: add sram for imx53 and imx6q

This patch enables the On-Chip SRAM (OCRAM) on i.MX53 and i.MX6 SoCs.

Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Signed-off-by: Shawn Guo <shawn.guo@freescale.com>

diff --git a/arch/arm/boot/dts/imx53.dtsi b/arch/arm/boot/dts/imx53.dtsi
index 6456a0084388cf78b54c217249a7aaab2e323714..1e9f60912f7421ed80bfabbf93535e0ee0e1d025 100644 (file)
--- a/arch/arm/boot/dts/imx53.dtsi
+++ b/arch/arm/boot/dts/imx53.dtsi
@@ -737,5 +737,10 @@
                        reg = <0xf8000000 0x20000>;
                        clocks = <&clks IMX5_CLK_OCRAM>;
                };
+
+               ocram: sram@f8000000 {
+                       compatible = "mmio-sram";
+                       reg = <0xf8000000 0x20000>;
+               };
        };
 };

diff --git a/arch/arm/boot/dts/imx6qdl.dtsi b/arch/arm/boot/dts/imx6qdl.dtsi
index ce0599134a699dd338b6f42adef8378e94a7d6e1..5110340772329c8de5087e78d7418858a9c00901 100644 (file)
--- a/arch/arm/boot/dts/imx6qdl.dtsi
+++ b/arch/arm/boot/dts/imx6qdl.dtsi
@@ -114,6 +114,12 @@
                        status = "disabled";
                };
 
+               ocram: sram@00900000 {
+                       compatible = "mmio-sram";
+                       reg = <0x00900000 0x3f000>;
+                       clocks = <&clks 142>;
+               };
+
                timer@00a00600 {
                        compatible = "arm,cortex-a9-twd-timer";
                        reg = <0x00a00600 0x20>;