linux-kernel - [PATCH 1/4] arm64: dts: ti: k3-am64-main: Add epwm nodes

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Message-ID: <20210719085402.28569-2-lokeshvutla@ti.com>
Date:   Mon, 19 Jul 2021 14:23:59 +0530
From:   Lokesh Vutla <lokeshvutla@...com>
To:     Nishanth Menon <nm@...com>, <kristo@...nel.org>
CC:     Device Tree Mailing List <devicetree@...r.kernel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Linux ARM Mailing List <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, Lokesh Vutla <lokeshvutla@...com>
Subject: [PATCH 1/4] arm64: dts: ti: k3-am64-main: Add epwm nodes

Add DT nodes for all epwm instances present in AM64 SoC.

Signed-off-by: Lokesh Vutla <lokeshvutla@...com>
Signed-off-by: Vignesh Raghavendra <vigneshr@...com>
---
 arch/arm64/boot/dts/ti/k3-am64-main.dtsi | 87 ++++++++++++++++++++++++
 1 file changed, 87 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
index 02c3fdf9cc46..9e762f64b631 100644
--- a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
@@ -217,6 +217,12 @@ phy_gmii_sel: phy@...4 {
 			reg = <0x4044 0x8>;
 			#phy-cells = <1>;
 		};
+
+		epwm_tbclk: clock@...0 {
+			compatible = "ti,am64-epwm-tbclk", "syscon";
+			reg = <0x4130 0x4>;
+			#clock-cells = <1>;
+		};
 	};
 
 	main_uart0: serial@...0000 {
@@ -859,4 +865,85 @@ pcie0_ep: pcie-ep@...2000 {
 		clock-names = "fck";
 		max-functions = /bits/ 8 <1>;
 	};
+
+	epwm0: pwm@...00000 {
+		compatible = "ti,am64-epwm", "ti,am3352-ehrpwm";
+		#pwm-cells = <3>;
+		reg = <0x0 0x23000000 0x0 0x100>;
+		power-domains = <&k3_pds 86 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&epwm_tbclk 0>, <&k3_clks 86 0>;
+		clock-names = "tbclk", "fck";
+	};
+
+	epwm1: pwm@...10000 {
+		compatible = "ti,am64-epwm", "ti,am3352-ehrpwm";
+		#pwm-cells = <3>;
+		reg = <0x0 0x23010000 0x0 0x100>;
+		power-domains = <&k3_pds 87 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&epwm_tbclk 1>, <&k3_clks 87 0>;
+		clock-names = "tbclk", "fck";
+	};
+
+	epwm2: pwm@...20000 {
+		compatible = "ti,am64-epwm", "ti,am3352-ehrpwm";
+		#pwm-cells = <3>;
+		reg = <0x0 0x23020000 0x0 0x100>;
+		power-domains = <&k3_pds 88 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&epwm_tbclk 2>, <&k3_clks 88 0>;
+		clock-names = "tbclk", "fck";
+	};
+
+	epwm3: pwm@...30000 {
+		compatible = "ti,am64-epwm", "ti,am3352-ehrpwm";
+		#pwm-cells = <3>;
+		reg = <0x0 0x23030000 0x0 0x100>;
+		power-domains = <&k3_pds 89 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&epwm_tbclk 3>, <&k3_clks 89 0>;
+		clock-names = "tbclk", "fck";
+	};
+
+	epwm4: pwm@...40000 {
+		compatible = "ti,am64-epwm", "ti,am3352-ehrpwm";
+		#pwm-cells = <3>;
+		reg = <0x0 0x23040000 0x0 0x100>;
+		power-domains = <&k3_pds 90 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&epwm_tbclk 4>, <&k3_clks 90 0>;
+		clock-names = "tbclk", "fck";
+	};
+
+	epwm5: pwm@...50000 {
+		compatible = "ti,am64-epwm", "ti,am3352-ehrpwm";
+		#pwm-cells = <3>;
+		reg = <0x0 0x23050000 0x0 0x100>;
+		power-domains = <&k3_pds 91 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&epwm_tbclk 5>, <&k3_clks 91 0>;
+		clock-names = "tbclk", "fck";
+	};
+
+	epwm6: pwm@...60000 {
+		compatible = "ti,am64-epwm", "ti,am3352-ehrpwm";
+		#pwm-cells = <3>;
+		reg = <0x0 0x23060000 0x0 0x100>;
+		power-domains = <&k3_pds 92 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&epwm_tbclk 6>, <&k3_clks 92 0>;
+		clock-names = "tbclk", "fck";
+	};
+
+	epwm7: pwm@...70000 {
+		compatible = "ti,am64-epwm", "ti,am3352-ehrpwm";
+		#pwm-cells = <3>;
+		reg = <0x0 0x23070000 0x0 0x100>;
+		power-domains = <&k3_pds 93 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&epwm_tbclk 7>, <&k3_clks 93 0>;
+		clock-names = "tbclk", "fck";
+	};
+
+	epwm8: pwm@...80000 {
+		compatible = "ti,am64-epwm", "ti,am3352-ehrpwm";
+		#pwm-cells = <3>;
+		reg = <0x0 0x23080000 0x0 0x100>;
+		power-domains = <&k3_pds 94 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&epwm_tbclk 8>, <&k3_clks 94 0>;
+		clock-names = "tbclk", "fck";
+	};
 };
-- 
2.30.0