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ARM: dts: stm32: Add alternate pinmux for USART2 pins on stm32mp15 

Add mux option for USART2 pins, this is used on AV96 board.

Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Alexandre Torgue <alexandre.torgue@st.com>
Cc: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Cc: Maxime Coquelin <mcoquelin.stm32@gmail.com>
Cc: Patrice Chotard <patrice.chotard@st.com>
Cc: Patrick Delaunay <patrick.delaunay@st.com>
Cc: linux-stm32@st-md-mailman.stormreply.com
To: linux-arm-kernel@lists.infradead.org
Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>
This commit is contained in:
Marek Vasut 2020-04-22 12:46:06 +02:00 committed by Alexandre Torgue
parent 7dd5cbba42
commit 077e0638fc
1 changed files with 24 additions and 0 deletions
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24
arch/arm/boot/dts/stm32mp15-pinctrl.dtsi
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@ -1389,6 +1389,30 @@
};
};
usart2_pins_a: usart2-0 {
pins1 {
pinmux = <STM32_PINMUX('F', 5, AF7)>, /* USART2_TX */
<STM32_PINMUX('D', 4, AF7)>; /* USART2_RTS */
bias-disable;
drive-push-pull;
slew-rate = <0>;
};
pins2 {
pinmux = <STM32_PINMUX('D', 6, AF7)>, /* USART2_RX */
<STM32_PINMUX('D', 3, AF7)>; /* USART2_CTS_NSS */
bias-disable;
};
};
usart2_sleep_pins_a: usart2-sleep-0 {
pins {
pinmux = <STM32_PINMUX('F', 5, ANALOG)>, /* USART2_TX */
<STM32_PINMUX('D', 4, ANALOG)>, /* USART2_RTS */
<STM32_PINMUX('D', 6, ANALOG)>, /* USART2_RX */
<STM32_PINMUX('D', 3, ANALOG)>; /* USART2_CTS_NSS */
};
};
usart3_pins_a: usart3-0 {
pins1 {
pinmux = <STM32_PINMUX('B', 10, AF7)>; /* USART3_TX */