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 2dbc49f8c023d1d4a4744c5ff726f7dc3203bcb5..28707f0f24fa6d7eec63df1e301dff06da9be9e3 100644 (file)
--- a/arch/arm/boot/dts/imx53.dtsi
+++ b/arch/arm/boot/dts/imx53.dtsi
@@ -789,5 +789,10 @@
                                status = "disabled";
                        };
                };
+
+               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 39180df78170f5846b0f8237dc6525fe8b97206f..77f3c017b1b80e8fa24233bd0ebc6f132fae822f 100644 (file)
--- a/arch/arm/boot/dts/imx6qdl.dtsi
+++ b/arch/arm/boot/dts/imx6qdl.dtsi
@@ -93,6 +93,12 @@
                        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>;