[PATCH 10/10] arm64: dts: imx8mp-skov: increase I2C clock frequency for RTC
Frank Li
Frank.li at nxp.com
Thu Dec 19 09:47:16 PST 2024
On Thu, Dec 19, 2024 at 08:25:34AM +0100, Ahmad Fatoum wrote:
> From: Oleksij Rempel <o.rempel at pengutronix.de>
>
> The NXP PCF85063TP RTC we use is capable of up to 400 kHz of SCL clock
> frequency, so let's make use of this instead of the 100 kHz bus frequency
> we are currently using.
Increase I2C frequency to 400khz from 100kHz because NXP PCF85063TP RTC
support it.
Frank
>
> Signed-off-by: Oleksij Rempel <o.rempel at pengutronix.de>
> Signed-off-by: Ahmad Fatoum <a.fatoum at pengutronix.de>
> ---
> arch/arm64/boot/dts/freescale/imx8mp-skov-reva.dtsi | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm64/boot/dts/freescale/imx8mp-skov-reva.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-skov-reva.dtsi
> index a683f46fcbab..ec7857db7bf0 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mp-skov-reva.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mp-skov-reva.dtsi
> @@ -333,7 +333,7 @@ reg_nvcc_sd2: LDO5 {
> };
>
> &i2c3 {
> - clock-frequency = <100000>;
> + clock-frequency = <400000>;
> pinctrl-names = "default";
> pinctrl-0 = <&pinctrl_i2c3>;
> status = "okay";
>
> --
> 2.39.5
>
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