saradc in rk3288-evb use 1.8v ref.
Signed-off-by: Jacob Chen <jacob-chen-fyOeoxGR3m/QT0dZR+AlfA@public.gmane.org>
---
arch/arm/boot/dts/rk3288-evb.dtsi | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/arch/arm/boot/dts/rk3288-evb.dtsi b/arch/arm/boot/dts/rk3288-evb.dtsi
index f226ca7..9cee856 100644
--- a/arch/arm/boot/dts/rk3288-evb.dtsi
+++ b/arch/arm/boot/dts/rk3288-evb.dtsi
@@ -129,6 +129,15 @@
};
};
+ vccadc_ref: vccadc-ref {
+ compatible = "regulator-fixed";
+ regulator-name = "vcc1v8_sys";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ };
+
/* This turns on USB vbus for both host0 (ehci) and host1 (dwc2) */
vcc_host: vcc-host-regulator {
compatible = "regulator-fixed";@@ -218,6 +227,11 @@
status = "okay";
};
+&saradc {
+ vref-supply = <&vccadc_ref>;
+ status = "okay";
+};
+
&sdmmc {
bus-width = <4>;
cap-mmc-highspeed;--
2.7.4
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