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 <[email protected]>
Signed-off-by: Shawn Guo <[email protected]>

diff --git a/arch/arm/boot/dts/imx53.dtsi b/arch/arm/boot/dts/imx53.dtsi
index d437bfb4dbde95f0f5045876cd09af1b82a32ae9..cec6cdd2f1963749aa71b2a522451c0c473fc1be 100644 (file)
--- a/arch/arm/boot/dts/imx53.dtsi
+++ b/arch/arm/boot/dts/imx53.dtsi
@@ -1087,5 +1087,10 @@
                                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 2d73f83101fce0e0cd62cbe59adcbb866a8d32a8..4033ad4cfe99a4debf6c58e806ba892f019df5b8 100644 (file)
--- a/arch/arm/boot/dts/imx6qdl.dtsi
+++ b/arch/arm/boot/dts/imx6qdl.dtsi
@@ -100,6 +100,12 @@
                        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>;