ARM: dts: imx6sx: Pass the 'adck-max-frequency' property

Specify the 'adck-max-frequency' property in the adc nodes.

According to Documentation/devicetree/bindings/iio/adc/vf610-adc.txt
this is a recommended property.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Acked-by: Fugang Duan <B38611@freescale.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm/boot/dts/imx6sx.dtsi b/arch/arm/boot/dts/imx6sx.dtsi
index 64608e2299f1781fd163ae3e0d15bc9a6498f9b8..a74ae8d60c606287c812bb75565f21ddaf46bfb9 100644 (file)
--- a/arch/arm/boot/dts/imx6sx.dtsi
+++ b/arch/arm/boot/dts/imx6sx.dtsi
@@ -1161,6 +1161,8 @@
                                interrupts = <GIC_SPI 100 IRQ_TYPE_LEVEL_HIGH>;
                                clocks = <&clks IMX6SX_CLK_IPG>;
                                clock-names = "adc";
+                               fsl,adck-max-frequency = <30000000>, <40000000>,
+                                                        <20000000>;
                                status = "disabled";
                         };
 
@@ -1170,6 +1172,8 @@
                                interrupts = <GIC_SPI 101 IRQ_TYPE_LEVEL_HIGH>;
                                clocks = <&clks IMX6SX_CLK_IPG>;
                                clock-names = "adc";
+                               fsl,adck-max-frequency = <30000000>, <40000000>,
+                                                        <20000000>;
                                status = "disabled";
                         };