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ARM: dts: stm32: Add alternate pinmux for UART4 pins

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Add another mux option for UART4 pins, this is used on DRC Compact board.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Alexandre Torgue <alexandre.torgue@foss.st.com>
Cc: linux-stm32@st-md-mailman.stormreply.com
To: linux-arm-kernel@lists.infradead.org
Signed-off-by: Alexandre Torgue <alexandre.torgue@foss.st.com>
This commit is contained in:
Marek Vasut
2022-06-26 02:21:03 +02:00
committed by Alexandre Torgue
parent 2ff9ec3a77
commit ced0cb456b
1 changed files with 30 additions and 0 deletions
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30
arch/arm/boot/dts/stm32mp15-pinctrl.dtsi
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@@ -1919,6 +1919,36 @@
};
};
uart4_pins_d: uart4-3 {
pins1 {
pinmux = <STM32_PINMUX('A', 13, AF8)>; /* UART4_TX */
bias-disable;
drive-push-pull;
slew-rate = <0>;
};
pins2 {
pinmux = <STM32_PINMUX('B', 2, AF8)>; /* UART4_RX */
bias-disable;
};
};
uart4_idle_pins_d: uart4-idle-3 {
pins1 {
pinmux = <STM32_PINMUX('A', 13, ANALOG)>; /* UART4_TX */
};
pins2 {
pinmux = <STM32_PINMUX('B', 2, AF8)>; /* UART4_RX */
bias-disable;
};
};
uart4_sleep_pins_d: uart4-sleep-3 {
pins {
pinmux = <STM32_PINMUX('A', 13, ANALOG)>, /* UART4_TX */
<STM32_PINMUX('B', 2, ANALOG)>; /* UART4_RX */
};
};
uart7_pins_a: uart7-0 {
pins1 {
pinmux = <STM32_PINMUX('E', 8, AF7)>; /* UART7_TX */