linux-kernel - [PATCH v1 3/3] arm64: dts: rockchip: add cpu regulator for rk3328 evaluation board

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Message-Id: <1503477632-9661-4-git-send-email-cl@rock-chips.com>
Date:   Wed, 23 Aug 2017 16:40:32 +0800
From:   <cl@...k-chips.com>
To:     heiko@...ech.de
Cc:     robh+dt@...nel.org, mark.rutland@....com, catalin.marinas@....com,
        will.deacon@....com, shawnguo@...nel.org, rocky.hao@...k-chips.com,
        afaerber@...e.de, fabio.estevam@....com,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org,
        shawn.lin@...k-chips.com, kever.yang@...k-chips.com,
        rjw@...ysocki.net, viresh.kumar@...aro.org,
        linux-pm@...r.kernel.org, Liang Chen <cl@...k-chips.com>
Subject: [PATCH v1 3/3] arm64: dts: rockchip: add cpu regulator for rk3328 evaluation board

From: Liang Chen <cl@...k-chips.com>

RK3328 Evaluation Board use rk805 pmic, and one of the DCDCs in
rk805 is for cpu regulator, assign the cpu regulator, so the
cpufreq can work fine.

Signed-off-by: Liang Chen <cl@...k-chips.com>
---
 arch/arm64/boot/dts/rockchip/rk3328-evb.dts | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3328-evb.dts b/arch/arm64/boot/dts/rockchip/rk3328-evb.dts
index 479f9d9..b0658f4 100644
--- a/arch/arm64/boot/dts/rockchip/rk3328-evb.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3328-evb.dts
@@ -96,6 +96,10 @@
 	};
 };
 
+&cpu0 {
+	cpu-supply = <&vdd_arm>;
+};
+
 &emmc {
 	bus-width = <8>;
 	cap-mmc-highspeed;
-- 
1.9.1