arm64: dts: st: set i2c2 bus freq to 400KHz and adjust timings

Adjust i2c2 rising/falling timing based on measurements on the board and set i2c2 bus frequency to 400KHz. Change-Id: I487c411cd05b24dbe5a09833bd1862c56ec19b2c Signed-off-by: Alain Volmat <[email protected]> Reviewed-on: https://gerrit.st.com/c/mpu/oe/st/linux-stm32/+/385612 ACI: CITOOLS <[email protected]> Domain-Review: Amelie DELAUNAY <[email protected]> ACI: CIBUILD <[email protected]> Reviewed-by: Amelie DELAUNAY <[email protected]>
STMicroelectronics · Jun 6, 2024 · 5516e65 · 5516e65
1 parent 1af3a83
commit 5516e65
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/arch/arm64/boot/dts/st/stm32mp257f-dk.dts b/arch/arm64/boot/dts/st/stm32mp257f-dk.dts
@@ -309,9 +309,9 @@
 	pinctrl-names = "default", "sleep";
 	pinctrl-0 = <&i2c2_pins_b>;
 	pinctrl-1 = <&i2c2_sleep_pins_b>;
-	i2c-scl-rising-time-ns = <185>;
-	i2c-scl-falling-time-ns = <20>;
-	clock-frequency = <100000>;
+	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;