| Message ID | 20250523-hdp-upstream-v3-8-bd6ca199466a@foss.st.com |
|---|---|
| State | Superseded |
| Headers | show |
| Series | Introduce HDP support for STM32MP platforms | expand |
On Fri, May 23, 2025 at 2:40 PM Clément Le Goffic <clement.legoffic@foss.st.com> wrote: > Introduce hdp node to output a user defined value on port hdp2. > Add pinctrl nodes to be able to output this signal on one SoC pin. > > Signed-off-by: Clément Le Goffic <clement.legoffic@foss.st.com> That's nice, this is exactly how pin control is supposed to be used! Reviewed-by: Linus Walleij <linus.walleij@linaro.org> Yours, Linus Walleij
diff --git a/arch/arm/boot/dts/st/stm32mp15-pinctrl.dtsi b/arch/arm/boot/dts/st/stm32mp15-pinctrl.dtsi index 40605ea85ee1..4a31e9f7a897 100644 --- a/arch/arm/boot/dts/st/stm32mp15-pinctrl.dtsi +++ b/arch/arm/boot/dts/st/stm32mp15-pinctrl.dtsi @@ -5,6 +5,14 @@ */ #include <dt-bindings/pinctrl/stm32-pinfunc.h> +&hdp { + /omit-if-no-ref/ + hdp2_gpo: hdp2-pins { + function = "gpoval2"; + pins = "HDP2"; + }; +}; + &pinctrl { /omit-if-no-ref/ adc1_ain_pins_a: adc1-ain-0 { @@ -731,6 +739,23 @@ pins { }; }; + /omit-if-no-ref/ + hdp2_pins_a: hdp2-0 { + pins { + pinmux = <STM32_PINMUX('E', 13, AF0)>; /* HDP2 */ + bias-disable; + drive-push-pull; + slew-rate = <2>; + }; + }; + + /omit-if-no-ref/ + hdp2_sleep_pins_a: hdp2-sleep-0 { + pins { + pinmux = <STM32_PINMUX('E', 13, ANALOG)>; /* HDP2 */ + }; + }; + /omit-if-no-ref/ i2c1_pins_a: i2c1-0 { pins {
Introduce hdp node to output a user defined value on port hdp2. Add pinctrl nodes to be able to output this signal on one SoC pin. Signed-off-by: Clément Le Goffic <clement.legoffic@foss.st.com> --- arch/arm/boot/dts/st/stm32mp15-pinctrl.dtsi | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+)