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From: William Qiu <william.qiu@starfivetech.com>
To: <devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
	<linux-riscv@lists.infradead.org>, <linux-pwm@vger.kernel.org>
Cc: "Emil Renner Berthing" <kernel@esmil.dk>,
	"Rob Herring" <robh+dt@kernel.org>,
	"Thierry Reding" <thierry.reding@gmail.com>,
	"Philipp Zabel" <p.zabel@pengutronix.de>,
	"Krzysztof Kozlowski" <krzysztof.kozlowski+dt@linaro.org>,
	"Conor Dooley" <conor+dt@kernel.org>,
	"Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>,
	"Hal Feng" <hal.feng@starfivetech.com>,
	"Paul Walmsley" <paul.walmsley@sifive.com>,
	"Palmer Dabbelt" <palmer@dabbelt.com>,
	"Albert Ou" <aou@eecs.berkeley.edu>,
	"William Qiu" <william.qiu@starfivetech.com>
Subject: [PATCH v5 3/4] riscv: dts: starfive: jh7110: Add PWM node and pins configuration
Date: Fri, 22 Sep 2023 17:28:47 +0800	[thread overview]
Message-ID: <20230922092848.72664-4-william.qiu@starfivetech.com> (raw)
In-Reply-To: <20230922092848.72664-1-william.qiu@starfivetech.com>

Add StarFive JH7110 PWM controller node and add PWM pins configuration
on VisionFive 2 board.

Signed-off-by: William Qiu <william.qiu@starfivetech.com>
Reviewed-by: Hal Feng <hal.feng@starfivetech.com>
---
 .../jh7110-starfive-visionfive-2.dtsi         | 22 +++++++++++++++++++
 arch/riscv/boot/dts/starfive/jh7110.dtsi      |  9 ++++++++
 2 files changed, 31 insertions(+)

diff --git a/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi b/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi
index d79f94432b27..4bfb8f0f810f 100644
--- a/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi
+++ b/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi
@@ -268,6 +268,12 @@ reserved-data@600000 {
 	};
 };
 
+&pwm {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pwm_pins>;
+	status = "okay";
+};
+
 &spi0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&spi0_pins>;
@@ -402,6 +408,22 @@ GPOEN_SYS_SDIO1_DATA3,
 		};
 	};
 
+	pwm_pins: pwm-0 {
+		pwm-pins {
+			pinmux = <GPIOMUX(46, GPOUT_SYS_PWM_CHANNEL0,
+					      GPOEN_SYS_PWM0_CHANNEL0,
+					      GPI_NONE)>,
+				 <GPIOMUX(59, GPOUT_SYS_PWM_CHANNEL1,
+					      GPOEN_SYS_PWM0_CHANNEL1,
+					      GPI_NONE)>;
+			bias-disable;
+			drive-strength = <12>;
+			input-disable;
+			input-schmitt-disable;
+			slew-rate = <0>;
+		};
+	};
+
 	spi0_pins: spi0-0 {
 		mosi-pins {
 			pinmux = <GPIOMUX(52, GPOUT_SYS_SPI0_TXD,
diff --git a/arch/riscv/boot/dts/starfive/jh7110.dtsi b/arch/riscv/boot/dts/starfive/jh7110.dtsi
index e85464c328d0..c1f97c5a8ab5 100644
--- a/arch/riscv/boot/dts/starfive/jh7110.dtsi
+++ b/arch/riscv/boot/dts/starfive/jh7110.dtsi
@@ -736,6 +736,15 @@ spi6: spi@120a0000 {
 			status = "disabled";
 		};
 
+		pwm: pwm@120d0000 {
+			compatible = "starfive,jh7110-pwm";
+			reg = <0x0 0x120d0000 0x0 0x10000>;
+			clocks = <&syscrg JH7110_SYSCLK_PWM_APB>;
+			resets = <&syscrg JH7110_SYSRST_PWM_APB>;
+			#pwm-cells = <3>;
+			status = "disabled";
+		};
+
 		sfctemp: temperature-sensor@120e0000 {
 			compatible = "starfive,jh7110-temp";
 			reg = <0x0 0x120e0000 0x0 0x10000>;
-- 
2.34.1


  parent reply	other threads:[~2023-09-22  9:29 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-09-22  9:28 [PATCH v5 0/4] StarFive's Pulse Width Modulation driver support William Qiu
2023-09-22  9:28 ` [PATCH v5 1/4] dt-bindings: pwm: Add StarFive PWM module William Qiu
2023-09-22  9:28 ` [PATCH v5 2/4] pwm: starfive: Add PWM driver support William Qiu
2023-09-23 12:08   ` Emil Renner Berthing
2023-09-25 10:27     ` William Qiu
2023-09-25 10:31       ` Emil Renner Berthing
2023-09-25 10:48         ` William Qiu
2023-09-25 12:39         ` Uwe Kleine-König
2023-10-06  9:02       ` Thierry Reding
2023-09-22  9:28 ` William Qiu [this message]
2023-09-22  9:28 ` [PATCH v5 4/4] riscv: dts: starfive: jh7100: Add PWM node and pins configuration William Qiu

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