[PATCH v2] ARM: dts: rockchip: enable saradc for rk3288-evb

[Jacob Chen]

saradc in rk3288-evb use 1.8v ref.

Signed-off-by: Jacob Chen <jacob-c...@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