linux-kernel - [PATCH v6 4/4] arm64: dts: meson: Add DDR PMU node

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Message-ID: <20220901024526.2833232-4-jiucheng.xu@amlogic.com>
Date:   Thu, 1 Sep 2022 10:45:26 +0800
From:   Jiucheng Xu <jiucheng.xu@...ogic.com>
To:     <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-amlogic@...ts.infradead.org>, <devicetree@...r.kernel.org>
CC:     Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Will Deacon <will@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Neil Armstrong <narmstrong@...libre.com>,
        Kevin Hilman <khilman@...libre.com>,
        Jerome Brunet <jbrunet@...libre.com>,
        Martin Blumenstingl <martin.blumenstingl@...glemail.com>,
        Chris Healy <cphealy@...il.com>,
        Jiucheng Xu <jiucheng.xu@...ogic.com>
Subject: [PATCH v6 4/4] arm64: dts: meson: Add DDR PMU node

Add DDR PMU device node for G12 series SoC

Signed-off-by: Jiucheng Xu <jiucheng.xu@...ogic.com>
---
Changes v6 -> v5:
  - No change

Changes v5 -> v4:
  - Split reg into two items
  - Alphabet order location

Changes v3 -> v4:
  - No change

Changes v2 -> v3:
  - No change

Changes v1 -> v2:
  - Remove model, dmc_nr, chann_nr properties
  - Add g12a-ddr-pmu, g12b-ddr-pmu, sm1-ddr-pmu compatibles as
    identifier
---
 arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi | 6 ++++++
 arch/arm64/boot/dts/amlogic/meson-g12a.dtsi       | 4 ++++
 arch/arm64/boot/dts/amlogic/meson-g12b.dtsi       | 4 ++++
 arch/arm64/boot/dts/amlogic/meson-sm1.dtsi        | 4 ++++
 4 files changed, 18 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi
index 45947c1031c4..9dbd50820b1c 100644
--- a/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi
@@ -1705,6 +1705,12 @@ internal_ephy: ethernet_phy@8 {
 			};
 		};
 
+		pmu: pmu@...38000 {
+			reg = <0x0 0xff638000 0x0 0x100>,
+			      <0x0 0xff638c00 0x0 0x100>;
+			interrupts = <GIC_SPI 52 IRQ_TYPE_EDGE_RISING>;
+		};
+
 		aobus: bus@...00000 {
 			compatible = "simple-bus";
 			reg = <0x0 0xff800000 0x0 0x100000>;
diff --git a/arch/arm64/boot/dts/amlogic/meson-g12a.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12a.dtsi
index fb0ab27d1f64..0e8b57283f31 100644
--- a/arch/arm64/boot/dts/amlogic/meson-g12a.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-g12a.dtsi
@@ -133,3 +133,7 @@ map1 {
 		};
 	};
 };
+
+&pmu {
+	compatible = "amlogic,g12a-ddr-pmu";
+};
diff --git a/arch/arm64/boot/dts/amlogic/meson-g12b.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12b.dtsi
index ee8fcae9f9f0..18791ef51f58 100644
--- a/arch/arm64/boot/dts/amlogic/meson-g12b.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-g12b.dtsi
@@ -139,3 +139,7 @@ map1 {
 &mali {
 	dma-coherent;
 };
+
+&pmu {
+	compatible = "amlogic,g12b-ddr-pmu";
+};
diff --git a/arch/arm64/boot/dts/amlogic/meson-sm1.dtsi b/arch/arm64/boot/dts/amlogic/meson-sm1.dtsi
index 80737731af3f..c307b34ccd72 100644
--- a/arch/arm64/boot/dts/amlogic/meson-sm1.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-sm1.dtsi
@@ -520,6 +520,10 @@ &pcie {
 	power-domains = <&pwrc PWRC_SM1_PCIE_ID>;
 };
 
+&pmu {
+	compatible = "amlogic,sm1-ddr-pmu";
+};
+
 &pwrc {
 	compatible = "amlogic,meson-sm1-pwrc";
 };
-- 
2.25.1