From: Chen-Yu Tsai <wens@kernel.org> To: Maxime Ripard <mripard@kernel.org> Cc: Chen-Yu Tsai <wens@csie.org>, Rob Herring <robh+dt@kernel.org>, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 2/8] ARM: dts: sunxi: bananapi-m2-plus-v1.2: Add regulator supply to all CPU cores Date: Sat, 18 Jul 2020 00:00:47 +0800 [thread overview] Message-ID: <20200717160053.31191-3-wens@kernel.org> (raw) In-Reply-To: <20200717160053.31191-1-wens@kernel.org> From: Chen-Yu Tsai <wens@csie.org> The device tree currently only assigns the a supply for the first CPU core, when in reality the regulator supply is shared by all four cores. This might cause an issue if the implementation does not realize the sharing of the supply. Assign the same regulator supply to the remaining CPU cores to address this. Fixes: 6eeb4180d4b9 ("ARM: dts: sunxi: h3-h5: Add Bananapi M2+ v1.2 device trees") Signed-off-by: Chen-Yu Tsai <wens@csie.org> --- arch/arm/boot/dts/sunxi-bananapi-m2-plus-v1.2.dtsi | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/arch/arm/boot/dts/sunxi-bananapi-m2-plus-v1.2.dtsi b/arch/arm/boot/dts/sunxi-bananapi-m2-plus-v1.2.dtsi index 22466afd38a3..a628b5ee72b6 100644 --- a/arch/arm/boot/dts/sunxi-bananapi-m2-plus-v1.2.dtsi +++ b/arch/arm/boot/dts/sunxi-bananapi-m2-plus-v1.2.dtsi @@ -28,3 +28,15 @@ reg_vdd_cpux: vdd-cpux { &cpu0 { cpu-supply = <®_vdd_cpux>; }; + +&cpu1 { + cpu-supply = <®_vdd_cpux>; +}; + +&cpu2 { + cpu-supply = <®_vdd_cpux>; +}; + +&cpu3 { + cpu-supply = <®_vdd_cpux>; +}; -- 2.27.0
WARNING: multiple messages have this Message-ID (diff)
From: Chen-Yu Tsai <wens@kernel.org> To: Maxime Ripard <mripard@kernel.org> Cc: devicetree@vger.kernel.org, Chen-Yu Tsai <wens@csie.org>, Rob Herring <robh+dt@kernel.org>, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH v2 2/8] ARM: dts: sunxi: bananapi-m2-plus-v1.2: Add regulator supply to all CPU cores Date: Sat, 18 Jul 2020 00:00:47 +0800 [thread overview] Message-ID: <20200717160053.31191-3-wens@kernel.org> (raw) In-Reply-To: <20200717160053.31191-1-wens@kernel.org> From: Chen-Yu Tsai <wens@csie.org> The device tree currently only assigns the a supply for the first CPU core, when in reality the regulator supply is shared by all four cores. This might cause an issue if the implementation does not realize the sharing of the supply. Assign the same regulator supply to the remaining CPU cores to address this. Fixes: 6eeb4180d4b9 ("ARM: dts: sunxi: h3-h5: Add Bananapi M2+ v1.2 device trees") Signed-off-by: Chen-Yu Tsai <wens@csie.org> --- arch/arm/boot/dts/sunxi-bananapi-m2-plus-v1.2.dtsi | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/arch/arm/boot/dts/sunxi-bananapi-m2-plus-v1.2.dtsi b/arch/arm/boot/dts/sunxi-bananapi-m2-plus-v1.2.dtsi index 22466afd38a3..a628b5ee72b6 100644 --- a/arch/arm/boot/dts/sunxi-bananapi-m2-plus-v1.2.dtsi +++ b/arch/arm/boot/dts/sunxi-bananapi-m2-plus-v1.2.dtsi @@ -28,3 +28,15 @@ reg_vdd_cpux: vdd-cpux { &cpu0 { cpu-supply = <®_vdd_cpux>; }; + +&cpu1 { + cpu-supply = <®_vdd_cpux>; +}; + +&cpu2 { + cpu-supply = <®_vdd_cpux>; +}; + +&cpu3 { + cpu-supply = <®_vdd_cpux>; +}; -- 2.27.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2020-07-17 16:01 UTC|newest] Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-07-17 16:00 [PATCH v2 0/8] arm64: dts: allwinner: h5: Enable CPU DVFS (cpufreq) Chen-Yu Tsai 2020-07-17 16:00 ` Chen-Yu Tsai 2020-07-17 16:00 ` [PATCH v2 1/8] ARM: dts: sunxi: libretech-all-h3-cc: Add regulator supply to all CPU cores Chen-Yu Tsai 2020-07-17 16:00 ` Chen-Yu Tsai 2020-07-17 16:00 ` Chen-Yu Tsai [this message] 2020-07-17 16:00 ` [PATCH v2 2/8] ARM: dts: sunxi: bananapi-m2-plus-v1.2: " Chen-Yu Tsai 2020-07-17 16:00 ` [PATCH v2 3/8] ARM: dts: sunxi: bananapi-m2-plus-v1.2: Fix CPU supply voltages Chen-Yu Tsai 2020-07-17 16:00 ` Chen-Yu Tsai 2020-07-17 16:00 ` [PATCH v2 4/8] arm64: dts: allwinner: h5: Add clock to CPU cores Chen-Yu Tsai 2020-07-17 16:00 ` Chen-Yu Tsai 2020-07-17 16:00 ` [PATCH v2 5/8] arm64: dts: allwinner: h5: Add trip and cooling maps to CPU thermal zones Chen-Yu Tsai 2020-07-17 16:00 ` Chen-Yu Tsai 2020-07-17 16:00 ` [PATCH v2 6/8] arm64: dts: allwinner: h5: Add CPU Operating Performance Points table Chen-Yu Tsai 2020-07-17 16:00 ` Chen-Yu Tsai 2020-07-17 16:00 ` [PATCH v2 7/8] arm64: dts: allwinner: h5: libretech-all-h3-cc: Tie in CPU OPPs Chen-Yu Tsai 2020-07-17 16:00 ` Chen-Yu Tsai 2020-07-17 16:00 ` [PATCH v2 8/8] arm64: dts: allwinner: h5: bananapi-m2-plus-v1.2: " Chen-Yu Tsai 2020-07-17 16:00 ` Chen-Yu Tsai 2020-07-20 14:11 ` [PATCH v2 0/8] arm64: dts: allwinner: h5: Enable CPU DVFS (cpufreq) Maxime Ripard 2020-07-20 14:11 ` Maxime Ripard
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