linux-kernel - [PATCH 2/4] ARM: dts: stm32: add pwm pin muxing for stm32mp157a-dk1

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Date:   Tue, 5 Nov 2019 13:52:19 +0100
From:   Fabrice Gasnier <fabrice.gasnier@...com>
To:     <alexandre.torgue@...com>
CC:     <robh+dt@...nel.org>, <mcoquelin.stm32@...il.com>,
        <mark.rutland@....com>, <linux-arm-kernel@...ts.infradead.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-stm32@...md-mailman.stormreply.com>,
        <fabrice.gasnier@...com>
Subject: [PATCH 2/4] ARM: dts: stm32: add pwm pin muxing for stm32mp157a-dk1

Add all PWM pinctrl definitions that can be used on stm32mp157a-dk1 board.

Signed-off-by: Fabrice Gasnier <fabrice.gasnier@...com>
---
 arch/arm/boot/dts/stm32mp157-pinctrl.dtsi | 81 +++++++++++++++++++++++++++++++
 1 file changed, 81 insertions(+)

diff --git a/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi b/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi
index de5679f..0f42ab1 100644
--- a/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi
+++ b/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi
@@ -587,6 +587,25 @@
 				};
 			};
 
+			pwm1_pins_a: pwm1-0 {
+				pins {
+					pinmux = <STM32_PINMUX('E', 9, AF1)>, /* TIM1_CH1 */
+						 <STM32_PINMUX('E', 11, AF1)>, /* TIM1_CH2 */
+						 <STM32_PINMUX('E', 14, AF1)>; /* TIM1_CH4 */
+					bias-pull-down;
+					drive-push-pull;
+					slew-rate = <0>;
+				};
+			};
+
+			pwm1_sleep_pins_a: pwm1-sleep-0 {
+				pins {
+					pinmux = <STM32_PINMUX('E', 9, ANALOG)>, /* TIM1_CH1 */
+						 <STM32_PINMUX('E', 11, ANALOG)>, /* TIM1_CH2 */
+						 <STM32_PINMUX('E', 14, ANALOG)>; /* TIM1_CH4 */
+				};
+			};
+
 			pwm2_pins_a: pwm2-0 {
 				pins {
 					pinmux = <STM32_PINMUX('A', 3, AF1)>; /* TIM2_CH4 */
@@ -602,6 +621,68 @@
 				};
 			};
 
+			pwm3_pins_a: pwm3-0 {
+				pins {
+					pinmux = <STM32_PINMUX('C', 7, AF2)>; /* TIM3_CH2 */
+					bias-pull-down;
+					drive-push-pull;
+					slew-rate = <0>;
+				};
+			};
+
+			pwm3_sleep_pins_a: pwm3-sleep-0 {
+				pins {
+					pinmux = <STM32_PINMUX('C', 7, ANALOG)>; /* TIM3_CH2 */
+				};
+			};
+
+			pwm4_pins_a: pwm4-0 {
+				pins {
+					pinmux = <STM32_PINMUX('D', 14, AF2)>, /* TIM4_CH3 */
+						 <STM32_PINMUX('D', 15, AF2)>; /* TIM4_CH4 */
+					bias-pull-down;
+					drive-push-pull;
+					slew-rate = <0>;
+				};
+			};
+
+			pwm4_sleep_pins_a: pwm4-sleep-0 {
+				pins {
+					pinmux = <STM32_PINMUX('D', 14, ANALOG)>, /* TIM4_CH3 */
+						 <STM32_PINMUX('D', 15, ANALOG)>; /* TIM4_CH4 */
+				};
+			};
+
+			pwm4_pins_b: pwm4-1 {
+				pins {
+					pinmux = <STM32_PINMUX('D', 13, AF2)>; /* TIM4_CH2 */
+					bias-pull-down;
+					drive-push-pull;
+					slew-rate = <0>;
+				};
+			};
+
+			pwm4_sleep_pins_b: pwm4-sleep-1 {
+				pins {
+					pinmux = <STM32_PINMUX('D', 13, ANALOG)>; /* TIM4_CH2 */
+				};
+			};
+
+			pwm5_pins_a: pwm5-0 {
+				pins {
+					pinmux = <STM32_PINMUX('H', 11, AF2)>; /* TIM5_CH2 */
+					bias-pull-down;
+					drive-push-pull;
+					slew-rate = <0>;
+				};
+			};
+
+			pwm5_sleep_pins_a: pwm5-sleep-0 {
+				pins {
+					pinmux = <STM32_PINMUX('H', 11, ANALOG)>; /* TIM5_CH2 */
+				};
+			};
+
 			pwm8_pins_a: pwm8-0 {
 				pins {
 					pinmux = <STM32_PINMUX('I', 2, AF3)>; /* TIM8_CH4 */
-- 
2.7.4