linux-kernel - [PATCH] arm64: dts: ti: k3-j721s2-main: Add dts nodes for EHRPWMs

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-Id: <20230713114021.28450-1-sinthu.raja@ti.com>
Date:   Thu, 13 Jul 2023 17:10:21 +0530
From:   Sinthu Raja <sinthu.raja@...tralsolutions.com>
To:     Nishanth Menon <nm@...com>, Tero Kristo <kristo@...nel.org>,
        Rob Herring <robh+dt@...nel.org>
Cc:     Vignesh Raghavendra <vigneshr@...com>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, Sinthu Raja <sinthu.raja@...com>
Subject: [PATCH] arm64: dts: ti: k3-j721s2-main: Add dts nodes for EHRPWMs

From: Sinthu Raja <sinthu.raja@...com>

Add dts nodes for 6 EHRPWM instances on SoC. Disable EHRPWM nodes in the
dtsi files and only enable the ones that are actually pinned out on a
given board in the board dts file.

Signed-off-by: Sinthu Raja <sinthu.raja@...com>
---
 arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi | 66 ++++++++++++++++++++++
 1 file changed, 66 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
index ed79ab3a3271..0d3a965f764f 100644
--- a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
@@ -58,6 +58,72 @@ serdes_ln_ctrl: mux-controller@80 {
 			mux-reg-masks = <0x80 0x3>, <0x84 0x3>, /* SERDES0 lane0/1 select */
 					<0x88 0x3>, <0x8c 0x3>; /* SERDES0 lane2/3 select */
 		};
+
+		ehrpwm_tbclk: clock-controller@140 {
+			compatible = "ti,am654-ehrpwm-tbclk", "syscon";
+			reg = <0x140 0x18>;
+			#clock-cells = <1>;
+		};
+	};
+
+	main_ehrpwm0: pwm@...0000 {
+		compatible = "ti,am654-ehrpwm", "ti,am3352-ehrpwm";
+		#pwm-cells = <3>;
+		reg = <0x00 0x3000000 0x00 0x100>;
+		power-domains = <&k3_pds 160 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&ehrpwm_tbclk 0>, <&k3_clks 160 0>;
+		clock-names = "tbclk", "fck";
+		status = "disabled";
+	};
+
+	main_ehrpwm1: pwm@...0000 {
+		compatible = "ti,am654-ehrpwm", "ti,am3352-ehrpwm";
+		#pwm-cells = <3>;
+		reg = <0x00 0x3010000 0x00 0x100>;
+		power-domains = <&k3_pds 161 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&ehrpwm_tbclk 1>, <&k3_clks 161 0>;
+		clock-names = "tbclk", "fck";
+		status = "disabled";
+	};
+
+	main_ehrpwm2: pwm@...0000 {
+		compatible = "ti,am654-ehrpwm", "ti,am3352-ehrpwm";
+		#pwm-cells = <3>;
+		reg = <0x00 0x3020000 0x00 0x100>;
+		power-domains = <&k3_pds 162 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&ehrpwm_tbclk 2>, <&k3_clks 162 0>;
+		clock-names = "tbclk", "fck";
+		status = "disabled";
+	};
+
+	main_ehrpwm3: pwm@...0000 {
+		compatible = "ti,am654-ehrpwm", "ti,am3352-ehrpwm";
+		#pwm-cells = <3>;
+		reg = <0x00 0x3030000 0x00 0x100>;
+		power-domains = <&k3_pds 163 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&ehrpwm_tbclk 3>, <&k3_clks 163 0>;
+		clock-names = "tbclk", "fck";
+		status = "disabled";
+	};
+
+	main_ehrpwm4: pwm@...0000 {
+		compatible = "ti,am654-ehrpwm", "ti,am3352-ehrpwm";
+		#pwm-cells = <3>;
+		reg = <0x00 0x3040000 0x00 0x100>;
+		power-domains = <&k3_pds 164 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&ehrpwm_tbclk 4>, <&k3_clks 164 0>;
+		clock-names = "tbclk", "fck";
+		status = "disabled";
+	};
+
+	main_ehrpwm5: pwm@...0000 {
+		compatible = "ti,am654-ehrpwm", "ti,am3352-ehrpwm";
+		#pwm-cells = <3>;
+		reg = <0x00 0x3050000 0x00 0x100>;
+		power-domains = <&k3_pds 165 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&ehrpwm_tbclk 5>, <&k3_clks 165 0>;
+		clock-names = "tbclk", "fck";
+		status = "disabled";
 	};
 
 	gic500: interrupt-controller@...0000 {
-- 
2.36.1