From mboxrd@z Thu Jan 1 00:00:00 1970 From: Henry Chen Subject: [PATCH] dts: mt8173-oak: Add da9211 to i2c1 Date: Fri, 3 Jul 2015 09:29:13 +0800 Message-ID: <1435886953-11258-1-git-send-email-henryc.chen@mediatek.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: Sender: linux-kernel-owner@vger.kernel.org To: Matthias Brugger Cc: Daniel Kurtz , Sascha Hauer , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, henryc.chen@mediatek.com, eddie.huang@mediatek.com List-Id: linux-mediatek@lists.infradead.org Add a DA9211 dual-channel BUCK regulator to i2c1. This regulator supplies GPU and DVFS1 voltages. Change-Id: I61ecc64b29da4913be856f43e0f6f6fa4e58ea7e Signed-off-by: Henry Chen --- This patch based on https://github.com/mbgg/linux-mediatek.git branch/v4.2-next/arm64 --- arch/arm64/boot/dts/mediatek/mt8173-evb.dts | 30 +++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) diff --git a/arch/arm64/boot/dts/mediatek/mt8173-evb.dts b/arch/arm64/boot/dts/mediatek/mt8173-evb.dts index d0ab012..7f583bd 100644 --- a/arch/arm64/boot/dts/mediatek/mt8173-evb.dts +++ b/arch/arm64/boot/dts/mediatek/mt8173-evb.dts @@ -34,6 +34,36 @@ chosen { }; }; +&i2c1 { + status = "okay"; + + buck: da9211@68 { + compatible = "dlg,da9211"; + reg = <0x68>; + + regulators { + da9211_vcpu_reg: BUCKA { + regulator-name = "VBUCKA"; + regulator-min-microvolt = < 700000>; + regulator-max-microvolt = <1310000>; + regulator-min-microamp = <2000000>; + regulator-max-microamp = <4400000>; + regulator-ramp-delay = <10000>; + regulator-always-on; + }; + + da9211_vgpu_reg: BUCKB { + regulator-name = "VBUCKB"; + regulator-min-microvolt = < 700000>; + regulator-max-microvolt = <1310000>; + regulator-min-microamp = <2000000>; + regulator-max-microamp = <3000000>; + regulator-ramp-delay = <10000>; + }; + }; + }; +}; + &uart0 { status = "okay"; }; -- 1.8.1.1.dirty