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Message-Id: <20230621063339.1361073-1-sean@geanix.com>
Date: Wed, 21 Jun 2023 08:33:31 +0200
From: Sean Nyekjaer <sean@...nix.com>
To: a.fatoum@...gutronix.de, Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Conor Dooley <conor+dt@...nel.org>,
Maxime Coquelin <mcoquelin.stm32@...il.com>,
Alexandre Torgue <alexandre.torgue@...s.st.com>
Cc: Sean Nyekjaer <sean@...nix.com>, dantuguf14105@...il.com,
Olivier Moysan <olivier.moysan@...s.st.com>,
devicetree@...r.kernel.org,
linux-stm32@...md-mailman.stormreply.com,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH v2 1/8] ARM: dts: stm32: Add alternate pinmux for i2s pins
Add another mux option for i2s pins, this is used on Octavo OSD32MP1-RED board.
Signed-off-by: Sean Nyekjaer <sean@...nix.com>
Reviewed-by: Olivier Moysan <olivier.moysan@...s.st.com>
---
arch/arm/boot/dts/stm32mp15-pinctrl.dtsi | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)
diff --git a/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi b/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi
index e86d989dd351..d79f89f37bc7 100644
--- a/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi
+++ b/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi
@@ -686,6 +686,25 @@ pins {
};
};
+ i2s2_pins_b: i2s2-1 {
+ pins {
+ pinmux = <STM32_PINMUX('C', 3, AF5)>, /* I2S2_SDO */
+ <STM32_PINMUX('B', 12, AF5)>, /* I2S2_WS */
+ <STM32_PINMUX('B', 13, AF5)>; /* I2S2_CK */
+ bias-disable;
+ drive-push-pull;
+ slew-rate = <1>;
+ };
+ };
+
+ i2s2_sleep_pins_b: i2s2-sleep-1 {
+ pins {
+ pinmux = <STM32_PINMUX('C', 3, ANALOG)>, /* I2S2_SDO */
+ <STM32_PINMUX('B', 12, ANALOG)>, /* I2S2_WS */
+ <STM32_PINMUX('B', 13, ANALOG)>; /* I2S2_CK */
+ };
+ };
+
ltdc_pins_a: ltdc-0 {
pins {
pinmux = <STM32_PINMUX('G', 7, AF14)>, /* LCD_CLK */
--
2.40.0
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