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ARM: dts: stm32: drop "st,button1" compatible

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It is pointless to use the custom compatible "st,button1" when
stm32746g-eval.dts and stm32f769-disco.dts already contain the
"gpio-keys" compatible, which is specifically used for button
management.

Signed-off-by: Dario Binacchi <dario.binacchi@amarulasolutions.com>
Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>
This commit is contained in:
Dario Binacchi 2025-02-24 19:39:25 +01:00 committed by Patrice Chotard
parent aa7162d4c8
commit 2d4d194675
4 changed files with 0 additions and 30 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
arch/arm/dts/stm32746g-eval-u-boot.dtsi
View File

@ -23,11 +23,6 @@
spi0 = &qspi; spi0 = &qspi;
}; };
button1 {
compatible = "st,button1";
button-gpio = <&gpioc 13 0>;
};
led1 { led1 {
compatible = "st,led1"; compatible = "st,led1";
led-gpio = <&gpiof 10 0>; led-gpio = <&gpiof 10 0>;

5
arch/arm/dts/stm32f746-disco-u-boot.dtsi
View File

@ -23,11 +23,6 @@
spi0 = &qspi; spi0 = &qspi;
}; };
button1 {
compatible = "st,button1";
button-gpio = <&gpioi 11 0>;
};
led1 { led1 {
compatible = "st,led1"; compatible = "st,led1";
led-gpio = <&gpioi 1 0>; led-gpio = <&gpioi 1 0>;

5
arch/arm/dts/stm32f769-disco-u-boot.dtsi
View File

@ -23,11 +23,6 @@
spi0 = &qspi; spi0 = &qspi;
}; };
button1 {
compatible = "st,button1";
button-gpio = <&gpioa 0 0>;
};
led1 { led1 {
compatible = "st,led1"; compatible = "st,led1";
led-gpio = <&gpioj 5 0>; led-gpio = <&gpioj 5 0>;

15
board/st/stm32f746-disco/stm32f746-disco.c
View File

@ -94,21 +94,6 @@ int board_late_init(void)
dm_gpio_set_value(&gpio, 1); dm_gpio_set_value(&gpio, 1);
} }
/* read button 1*/
node = fdt_node_offset_by_compatible(gd->fdt_blob, 0, "st,button1");
if (node < 0)
return -1;
gpio_request_by_name_nodev(offset_to_ofnode(node), "button-gpio", 0,
&gpio, GPIOD_IS_IN);
if (dm_gpio_is_valid(&gpio)) {
if (dm_gpio_get_value(&gpio))
puts("usr button is at HIGH LEVEL\n");
else
puts("usr button is at LOW LEVEL\n");
}
return 0; return 0;
} }