[PATCH 7/7] arm64: dts: st: add i2c2 / i2c8 properties on stm32mp257f-ev1
Alain Volmat
alain.volmat at foss.st.com
Wed Nov 29 04:59:16 PST 2023
Add properties for i2c2 and i2c8 available on the stm32mp257f-ev1.
i2c2 is enabled since several devices are attached to it while
i2c8 is kept disabled since only used via the gpio expansion connector.
Signed-off-by: Alain Volmat <alain.volmat at foss.st.com>
---
arch/arm64/boot/dts/st/stm32mp257f-ev1.dts | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
diff --git a/arch/arm64/boot/dts/st/stm32mp257f-ev1.dts b/arch/arm64/boot/dts/st/stm32mp257f-ev1.dts
index b2d3afb15758..0ea8e69bfb3d 100644
--- a/arch/arm64/boot/dts/st/stm32mp257f-ev1.dts
+++ b/arch/arm64/boot/dts/st/stm32mp257f-ev1.dts
@@ -55,6 +55,26 @@ &arm_wdt {
status = "okay";
};
+&i2c2 {
+ pinctrl-names = "default", "sleep";
+ pinctrl-0 = <&i2c2_pins_a>;
+ pinctrl-1 = <&i2c2_sleep_pins_a>;
+ i2c-scl-rising-time-ns = <100>;
+ i2c-scl-falling-time-ns = <13>;
+ clock-frequency = <400000>;
+ status = "okay";
+};
+
+&i2c8 {
+ pinctrl-names = "default", "sleep";
+ pinctrl-0 = <&i2c8_pins_a>;
+ pinctrl-1 = <&i2c8_sleep_pins_a>;
+ i2c-scl-rising-time-ns = <57>;
+ i2c-scl-falling-time-ns = <7>;
+ clock-frequency = <400000>;
+ status = "disabled";
+};
+
&sdmmc1 {
pinctrl-names = "default", "opendrain", "sleep";
pinctrl-0 = <&sdmmc1_b4_pins_a>;
--
2.25.1
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