From: Alain Volmat Date: Tue, 24 Feb 2026 15:48:11 +0000 (+0100) Subject: arm64: dts: st: describe i2c2 / i2c8 on stm32mp257f-dk X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=479719088105ccfc7109cd33996f52a168780cf3;p=thirdparty%2Fkernel%2Fstable.git arm64: dts: st: describe i2c2 / i2c8 on stm32mp257f-dk Add nodes for i2c2 and i2c8 available on stm32mp257f-dk board. Signed-off-by: Alain Volmat Link: https://lore.kernel.org/r/20260224-stm32-i2c-dt-updates-v1-8-347cf6fca7d1@foss.st.com Signed-off-by: Alexandre Torgue --- diff --git a/arch/arm64/boot/dts/st/stm32mp257f-dk.dts b/arch/arm64/boot/dts/st/stm32mp257f-dk.dts index 4135e7c0d9a3..220d977e9aa9 100644 --- a/arch/arm64/boot/dts/st/stm32mp257f-dk.dts +++ b/arch/arm64/boot/dts/st/stm32mp257f-dk.dts @@ -124,6 +124,32 @@ }; }; +&i2c2 { + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&i2c2_pins_b>; + pinctrl-1 = <&i2c2_sleep_pins_b>; + i2c-scl-rising-time-ns = <108>; + i2c-scl-falling-time-ns = <12>; + clock-frequency = <400000>; + status = "okay"; + /* spare dmas for other usage */ + /delete-property/dmas; + /delete-property/dma-names; +}; + +&i2c8 { + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&i2c8_pins_a>; + pinctrl-1 = <&i2c8_sleep_pins_a>; + i2c-scl-rising-time-ns = <185>; + i2c-scl-falling-time-ns = <20>; + clock-frequency = <100000>; + status = "disabled"; + /* spare dmas for other usage */ + /delete-property/dmas; + /delete-property/dma-names; +}; + &scmi_regu { scmi_vddio1: regulator@0 { regulator-min-microvolt = <1800000>;