linux-kernel - [PATCH V4 10/13] arm64: dts: mt8183: add dvfsrc related nodes

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Message-ID: <1584092066-24425-11-git-send-email-henryc.chen@mediatek.com>
Date:   Fri, 13 Mar 2020 17:34:23 +0800
From:   Henry Chen <henryc.chen@...iatek.com>
To:     Georgi Djakov <georgi.djakov@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Viresh Kumar <vireshk@...nel.org>,
        Stephen Boyd <swboyd@...omium.org>,
        Ryan Case <ryandcase@...omium.org>,
        Mark Brown <broonie@...nel.org>
CC:     Mark Rutland <mark.rutland@....com>,
        Nicolas Boichat <drinkcat@...gle.com>,
        Fan Chen <fan.chen@...iatek.com>,
        James Liao <jamesjj.liao@...iatek.com>,
        Arvin Wang <arvin.wang@...iatek.com>,
        Mike Turquette <mturquette@...aro.org>,
        <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <linux-pm@...r.kernel.org>,
        <srv_heupstream@...iatek.com>,
        Henry Chen <henryc.chen@...iatek.com>
Subject: [PATCH V4 10/13] arm64: dts: mt8183: add dvfsrc related nodes

Add DDR EMI provider dictating dram interconnect bus performance found on
MT8183-based platforms

Signed-off-by: Henry Chen <henryc.chen@...iatek.com>
---
 arch/arm64/boot/dts/mediatek/mt8183.dtsi | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt8183.dtsi b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
index c0d08c8..57a55a3 100644
--- a/arch/arm64/boot/dts/mediatek/mt8183.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
@@ -12,6 +12,7 @@
 #include <dt-bindings/reset-controller/mt8183-resets.h>
 #include "mt8183-pinfunc.h"
 #include <dt-bindings/soc/mtk,dvfsrc.h>
+#include <dt-bindings/interconnect/mtk,mt8183-emi.h>
 
 / {
 	compatible = "mediatek,mt8183";
@@ -164,6 +165,10 @@
 		reg = <0 0x10012000 0 0x1000>;
 		clocks = <&infracfg CLK_INFRA_DVFSRC>;
 		clock-names = "dvfsrc";
+		ddr_emi: interconnect {
+			compatible = "mediatek,mt8183-emi";
+			#interconnect-cells = <1>;
+		};
 	};
 
 	timer {
-- 
1.9.1