From mboxrd@z Thu Jan 1 00:00:00 1970 From: jacob-chen@iotwrt.com (Jacob Chen) Date: Sat, 1 Jul 2017 10:02:46 +0800 Subject: [PATCH 4/5] ARM: dts: rockchip: enable saradc for rk3288-evb In-Reply-To: <1498874567-11219-1-git-send-email-jacob-chen@iotwrt.com> References: <1498874567-11219-1-git-send-email-jacob-chen@iotwrt.com> Message-ID: <1498874567-11219-5-git-send-email-jacob-chen@iotwrt.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org saradc in rk3288-evb use 1.8v ref. Signed-off-by: Jacob Chen --- 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