ARM: at91/dt: sama5d3: update iio config for touchscreen

Signed-off-by: Josh Wu <josh.wu@atmel.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>

diff --git a/arch/arm/boot/dts/sama5d3.dtsi b/arch/arm/boot/dts/sama5d3.dtsi
index 7fa276515f11b6a6e522cb54ed18b057ff1bdeab..1832736201ffbd438ea41cb5fd0663262efcba5a 100644 (file)
--- a/arch/arm/boot/dts/sama5d3.dtsi
+++ b/arch/arm/boot/dts/sama5d3.dtsi
@@ -75,7 +75,7 @@
                adc_op_clk: adc_op_clk{
                        compatible = "fixed-clock";
                        #clock-cells = <0>;
-                       clock-frequency = <20000000>;
+                       clock-frequency = <1000000>;
                };
        };
 
@@ -322,6 +322,7 @@
                                atmel,adc-use-external-triggers;
                                atmel,adc-vref = <3000>;
                                atmel,adc-res = <10 12>;
+                               atmel,adc-sample-hold-time = <11>;
                                atmel,adc-res-names = "lowres", "highres";
                                status = "disabled";