linux-kernel - [PATCH v2 5/5] arm: dts: exynos4: opp-suspend in DMC and leftbus

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Message-Id: <1543847475-7600-6-git-send-email-l.luba@partner.samsung.com>
Date:   Mon,  3 Dec 2018 15:31:15 +0100
From:   Lukasz Luba <l.luba@...tner.samsung.com>
To:     linux-arm-kernel@...ts.infradead.org,
        linux-samsung-soc@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-pm@...r.kernel.org, devicetree@...r.kernel.org
Cc:     tjakobi@...h.uni-bielefeld.de, myungjoo.ham@...sung.com,
        kyungmin.park@...sung.com, cw00.choi@...sung.com,
        rjw@...ysocki.net, len.brown@...el.com, pavel@....cz,
        gregkh@...uxfoundation.org, keescook@...omium.org,
        anton@...msg.org, ccross@...roid.com, tony.luck@...el.com,
        robh+dt@...nel.org, mark.rutland@....com, kgene@...nel.org,
        krzk@...nel.org, m.szyprowski@...sung.com,
        b.zolnierkie@...sung.com, Lukasz Luba <l.luba@...tner.samsung.com>
Subject: [PATCH v2 5/5] arm: dts: exynos4: opp-suspend in DMC and leftbus

Mark the state for devfreq device while entring suspend/resume process.

The patch is based on earlier work by Tobias Jakobi.

Suggested-by: Tobias Jakobi <tjakobi@...h.uni-bielefeld.de>
Suggested-by: Chanwoo Choi <cw00.choi@...sung.com>
Reviewed-by: Chanwoo Choi <cw00.choi@...sung.com>
Signed-off-by: Lukasz Luba <l.luba@...tner.samsung.com>
---
 arch/arm/boot/dts/exynos4210.dtsi | 2 ++
 arch/arm/boot/dts/exynos4412.dtsi | 2 ++
 2 files changed, 4 insertions(+)

diff --git a/arch/arm/boot/dts/exynos4210.dtsi b/arch/arm/boot/dts/exynos4210.dtsi
index b6091c2..4429b72 100644
--- a/arch/arm/boot/dts/exynos4210.dtsi
+++ b/arch/arm/boot/dts/exynos4210.dtsi
@@ -298,6 +298,7 @@
 			opp-400000000 {
 				opp-hz = /bits/ 64 <400000000>;
 				opp-microvolt = <1150000>;
+				opp-suspend;
 			};
 		};
 
@@ -367,6 +368,7 @@
 			};
 			opp-200000000 {
 				opp-hz = /bits/ 64 <200000000>;
+				opp-suspend;
 			};
 		};
 	};
diff --git a/arch/arm/boot/dts/exynos4412.dtsi b/arch/arm/boot/dts/exynos4412.dtsi
index 51f72f0..908c0c4 100644
--- a/arch/arm/boot/dts/exynos4412.dtsi
+++ b/arch/arm/boot/dts/exynos4412.dtsi
@@ -432,6 +432,7 @@
 			opp-400000000 {
 				opp-hz = /bits/ 64 <400000000>;
 				opp-microvolt = <1050000>;
+				opp-suspend;
 			};
 		};
 
@@ -520,6 +521,7 @@
 			opp-200000000 {
 				opp-hz = /bits/ 64 <200000000>;
 				opp-microvolt = <1000000>;
+				opp-suspend;
 			};
 		};
 
-- 
2.7.4