ARM: dts: imx: Mark IIM as syscon on i.MX51/i.MX53

IIM contains system fuses with information like SoC unique ID
(serial) on i.MX51 and i.MX53. Add "syscon" compatible allowing
simple access.

Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm/boot/dts/imx51.dtsi b/arch/arm/boot/dts/imx51.dtsi
index 7ebb46c..01cfcbe 100644 (file)
--- a/arch/arm/boot/dts/imx51.dtsi
+++ b/arch/arm/boot/dts/imx51.dtsi
@@ -467,7 +467,7 @@
                        };
 
                        iim: efuse@83f98000 {
-                               compatible = "fsl,imx51-iim", "fsl,imx27-iim";
+                               compatible = "fsl,imx51-iim", "fsl,imx27-iim", "syscon";
                                reg = <0x83f98000 0x4000>;
                                interrupts = <69>;
                                clocks = <&clks IMX5_CLK_IIM_GATE>;

diff --git a/arch/arm/boot/dts/imx53.dtsi b/arch/arm/boot/dts/imx53.dtsi
index 000050a..2cf3909 100644 (file)
--- a/arch/arm/boot/dts/imx53.dtsi
+++ b/arch/arm/boot/dts/imx53.dtsi
@@ -668,7 +668,7 @@
                        };
 
                        iim: efuse@63f98000 {
-                               compatible = "fsl,imx53-iim", "fsl,imx27-iim";
+                               compatible = "fsl,imx53-iim", "fsl,imx27-iim", "syscon";
                                reg = <0x63f98000 0x4000>;
                                interrupts = <69>;
                                clocks = <&clks IMX5_CLK_IIM_GATE>;