saradc in rk3288-evb use 1.8v ref.
Signed-off-by: Jacob Chen <jacob-chen at iotwrt.com>
---
arch/arm/boot/dts/rk3288-evb.dtsi | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/arch/arm/boot/dts/rk3288-evb.dtsi b/arch/arm/boot/dts/rk3288-evb.dtsi
index f226ca7..f549f91 100644
--- a/arch/arm/boot/dts/rk3288-evb.dtsi
+++ b/arch/arm/boot/dts/rk3288-evb.dtsi
@@ -218,6 +218,11 @@
status = "okay";
};
+&saradc {
+ vref-supply = <&vcc_18>;
+ status = "okay";
+};
+
&sdmmc {
bus-width = <4>;
cap-mmc-highspeed;
--
2.7.4
