ENGR00317542-2 ARM:dts:imx6x: Allocate 4K of IRAM for DDR freq change code.

Allocate 4K of IRAM space for DDR freq change code in the dts files.
Also reduce the regular IRAM available for other functions by this amount.

Signed-off-by: Ranjani Vaidyanathan <Ranjani.Vaidyanathan@freescale.com>

4 files changed, 33 insertions, 8 deletions

diff --git a/arch/arm/boot/dts/imx6dl.dtsi b/arch/arm/boot/dts/imx6dl.dtsi
index 746cbb973c45..e2bedf6d8917 100644
--- a/arch/arm/boot/dts/imx6dl.dtsi
+++ b/arch/arm/boot/dts/imx6dl.dtsi
@@ -89,9 +89,15 @@
                         clocks = <&clks 142>;
                 };
 
-                ocram: sram@00904000 {
+                ocrams_ddr: sram@00904000 {
+                        compatible = "fsl,ddr-lpm-sram";
+                        reg = <0x00904000 0x1000>;
+                        clocks = <&clks 142>;
+                };
+
+                ocram: sram@00905000 {
                         compatible = "mmio-sram";
-                        reg = <0x00904000 0x1C000>;
+                        reg = <0x00905000 0x1B000>;
                         clocks = <&clks 142>;
                 };
 
diff --git a/arch/arm/boot/dts/imx6q.dtsi b/arch/arm/boot/dts/imx6q.dtsi
index 39f78e60d1d8..58cd377f9a8d 100644
--- a/arch/arm/boot/dts/imx6q.dtsi
+++ b/arch/arm/boot/dts/imx6q.dtsi
@@ -111,9 +111,15 @@
                         clocks = <&clks 142>;
                 };
 
-                ocram: sram@00904000 {
+                ocrams_ddr: sram@00904000 {
+                        compatible = "fsl,ddr-lpm-sram";
+                        reg = <0x00904000 0x1000>;
+                        clocks = <&clks 142>;
+                };
+
+                ocram: sram@00905000 {
                         compatible = "mmio-sram";
-                        reg = <0x00904000 0x3C000>;
+                        reg = <0x00905000 0x3B000>;
                         clocks = <&clks 142>;
                 };
 
diff --git a/arch/arm/boot/dts/imx6sl.dtsi b/arch/arm/boot/dts/imx6sl.dtsi
index d5ce608cc363..412fd188c088 100644
--- a/arch/arm/boot/dts/imx6sl.dtsi
+++ b/arch/arm/boot/dts/imx6sl.dtsi
@@ -615,9 +615,16 @@
                                 clocks = <&clks IMX6SL_CLK_OCRAM>;
                         };
 
-                        ocram: sram@00904000 {
+                        ocrams_ddr: sram@00904000 {
+                                compatible = "fsl,ddr-lpm-sram";
+                                reg = <0x00904000 0x1000>;
+                                clocks = <&clks 142>;
+                        };
+
+
+                        ocram: sram@00905000 {
                                 compatible = "mmio-sram";
-                                reg = <0x00904000 0x1C000>;
+                                reg = <0x00905000 0x1B000>;
                                 clocks = <&clks IMX6SL_CLK_OCRAM>;
                         };
 
diff --git a/arch/arm/boot/dts/imx6sx.dtsi b/arch/arm/boot/dts/imx6sx.dtsi
index 1ddbbc98f4eb..1b19474027cd 100644
--- a/arch/arm/boot/dts/imx6sx.dtsi
+++ b/arch/arm/boot/dts/imx6sx.dtsi
@@ -136,9 +136,15 @@
                         clocks = <&clks IMX6SX_CLK_OCRAM_S>;
                 };
 
-                ocram: sram@00900000 {
+                ocrams_ddr: sram@00900000 {
+                        compatible = "fsl,ddr-lpm-sram";
+                        reg = <0x00900000 0x1000>;
+                        clocks = <&clks IMX6SX_CLK_OCRAM>;
+                };
+
+                ocram: sram@00901000 {
                         compatible = "mmio-sram";
-                        reg = <0x00900000 0x20000>;
+                        reg = <0x00901000 0x1F000>;
                         clocks = <&clks IMX6SX_CLK_OCRAM>;
                 };