linux-kernel - [PATCH] arm64: dts: mt8173: add node for thermal calibration

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Message-ID: <1454651258-41990-1-git-send-email-dawei.chien@mediatek.com>
Date:	Fri, 5 Feb 2016 13:47:38 +0800
From:	Dawei Chien <dawei.chien@...iatek.com>
To:	Rob Herring <robh+dt@...nel.org>,
	Matthias Brugger <matthias.bgg@...il.com>
CC:	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	Daniel Kurtz <djkurtz@...omium.org>,
	Dawei Chien <dawei.chien@...iatek.com>,
	<devicetree@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>,
	<linux-kernel@...r.kernel.org>, <linux-pm@...r.kernel.org>,
	<linux-mediatek@...ts.infradead.org>,
	<srv_heupstream@...iatek.com>,
	Sascha Hauer <kernel@...gutronix.de>,
	Punit Agrawal <punit.agrawal@....com>
Subject: [PATCH] arm64: dts: mt8173: add node for thermal calibration

Add this for supporting thermal calibration by e-fuse data.

Signed-off-by: Dawei Chien <dawei.chien@...iatek.com>
---
Because MTK thermal/efuse patches hadn't landed on mainline, this patch
must base on following patchset:
https://lkml.org/lkml/2015/11/17/251
https://lkml.org/lkml/2015/11/19/169
https://lkml.org/lkml/2015/11/30/239
https://lkml.org/lkml/2015/12/16/195
---
 arch/arm64/boot/dts/mediatek/mt8173.dtsi |    7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt8173.dtsi b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
index ffcca66..0c9d17e 100644
--- a/arch/arm64/boot/dts/mediatek/mt8173.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
@@ -391,6 +391,11 @@
 		efuse: efuse@...06000 {
 			compatible = "mediatek,mt8173-efuse";
 			reg = <0 0x10206000 0 0x1000>;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			thermal_calibration: calib@528 {
+				reg = <0x528 0xc>;
+			};
 		};
 
 		apmixedsys: clock-controller@...09000 {
@@ -744,6 +749,8 @@
 			resets = <&pericfg MT8173_PERI_THERM_SW_RST>;
 			mediatek,auxadc = <&auxadc>;
 			mediatek,apmixedsys = <&apmixedsys>;
+			nvmem-cells = <&thermal_calibration>;
+			nvmem-cell-names = "calibration-data";
 		};
 	};
 };
-- 
1.7.9.5