From ea06362f80a11a738e8e11309923fb755471a7ae Mon Sep 17 00:00:00 2001 From: Sebastian Krzyszkowiak Date: Thu, 9 Mar 2023 21:46:07 +0100 Subject: arm64: dts: imx8mq-librem5: Reduce I2C frequency to 384kHz According to imx8mq errata (ERR007805): > To meet the clock low period requirement in fast speed mode, > SCL must be configured to 384KHz or less. Note that the imx i2c driver already implements this erratum and works around it. This is only for the description to reflect reality. Signed-off-by: Sebastian Krzyszkowiak Signed-off-by: Martin Kepplinger Signed-off-by: Shawn Guo --- arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'arch/arm64/boot/dts') diff --git a/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi b/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi index 7e70663cffa3..35bde8d41e8e 100644 --- a/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi @@ -778,7 +778,7 @@ }; &i2c1 { - clock-frequency = <387000>; + clock-frequency = <384000>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_i2c1>; status = "okay"; @@ -976,7 +976,7 @@ }; &i2c2 { - clock-frequency = <387000>; + clock-frequency = <384000>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_i2c2>; status = "okay"; @@ -1025,7 +1025,7 @@ }; &i2c3 { - clock-frequency = <387000>; + clock-frequency = <384000>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_i2c3>; status = "okay"; @@ -1115,7 +1115,7 @@ }; &i2c4 { - clock-frequency = <387000>; + clock-frequency = <384000>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_i2c4>; status = "okay"; -- cgit