[PATCH] ARM: dts: at91: sama5d2_icp: enable digital filter for I2C nodes

Codrin Ciubotariu codrin.ciubotariu at microchip.com
Tue Jul 27 04:02:06 PDT 2021


SAMA5D2's I2C controller supports digital filter, so let's enable it.

Signed-off-by: Codrin Ciubotariu <codrin.ciubotariu at microchip.com>
Acked-by: Nicolas Ferre <nicolas.ferre at microchip.com>
---
 arch/arm/boot/dts/at91-sama5d2_icp.dts | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/arch/arm/boot/dts/at91-sama5d2_icp.dts b/arch/arm/boot/dts/at91-sama5d2_icp.dts
index bd64721fa23c..1c235fc5f788 100644
--- a/arch/arm/boot/dts/at91-sama5d2_icp.dts
+++ b/arch/arm/boot/dts/at91-sama5d2_icp.dts
@@ -184,6 +184,8 @@ i2c6: i2c at 600 {
 		dmas = <0>, <0>;
 		pinctrl-names = "default";
 		pinctrl-0 = <&pinctrl_flx4_default>;
+		i2c-digital-filter;
+		i2c-digital-filter-width-ns = <35>;
 		status = "okay";
 
 		mcp16502 at 5b {
@@ -307,6 +309,8 @@ regulator-state-mem {
 &i2c0 { /* mikrobus i2c */
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_mikrobus_i2c>;
+	i2c-digital-filter;
+	i2c-digital-filter-width-ns = <35>;
 	status = "okay";
 };
 
@@ -314,6 +318,8 @@ &i2c1 {
 	dmas = <0>, <0>;
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_i2c1_default>;
+	i2c-digital-filter;
+	i2c-digital-filter-width-ns = <35>;
 	status = "okay";
 
 	eeprom at 50 {
-- 
2.30.2




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