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board: st: stm32u5g9j-dk2: Add touchscreen driver

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Use GT911 touchscreen driver on STM32U5G9J-DK2

Signed-off-by: Mathias Markussen <mathias.markussen@st.com>
This commit is contained in:
Mathias Markussen 2025-06-10 15:10:10 +02:00 • committed by Daniel DeGrasse
commit c9ba87f47e
2 changed files with 11 additions and 3 deletions
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2
boards/st/stm32u5g9j_dk2/doc/index.rst
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@ -53,7 +53,7 @@ Default Zephyr Peripheral Mapping:
- LD3 : PD4 - LD3 : PD4
- User Button: PC13 - User Button: PC13
- I2C1 SCL/SDA : PG14/PG13 - I2C1 SCL/SDA : PG14/PG13
- I2C2 SCL/SDA : PB10/PB11 - I2C2 SCL/SDA : PF1/PF0
- SPI1 SCK/MISO/MOSI/CS : PA5/PA6/PB5/PA3 - SPI1 SCK/MISO/MOSI/CS : PA5/PA6/PB5/PA3
- ADC1 : channel5 PA0, channel12 PA7 - ADC1 : channel5 PA0, channel12 PA7
- ADC4 : channel4 PC3 - ADC4 : channel4 PC3

12
boards/st/stm32u5g9j_dk2/stm32u5g9j_dk2.dts
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@ -21,6 +21,7 @@
zephyr,flash = &flash0; zephyr,flash = &flash0;
zephyr,code-partition = &slot0_partition; zephyr,code-partition = &slot0_partition;
zephyr,display = &ltdc; zephyr,display = &ltdc;
zephyr,touch = &gt911;
}; };
leds { leds {
@ -175,10 +176,17 @@
}; };
&i2c2 { &i2c2 {
pinctrl-0 = <&i2c2_scl_pb10 &i2c2_sda_pb11>;
pinctrl-names = "default"; pinctrl-names = "default";
pinctrl-0 = <&i2c2_scl_pf1 &i2c2_sda_pf0>;
status = "okay"; status = "okay";
clock-frequency = <I2C_BITRATE_STANDARD>; clock-frequency = <I2C_BITRATE_FAST>;
gt911: gt911@5d {
compatible = "goodix,gt911";
reg = <0x5d>;
irq-gpios = <&gpioe 5 GPIO_ACTIVE_HIGH>;
reset-gpios = <&gpiod 2 GPIO_ACTIVE_LOW>;
};
}; };
&spi1 { &spi1 {