Re: [PATCH 1/3] arm64: dts: ti: k3-am625-phyboard-lyra-rdk: Lower I2C1 frequency

From: Nishanth Menon
Date: Tue Dec 05 2023 - 10:12:51 EST


On 14:28-20231204, Garrett Giordano wrote:
> The gpio-expander on i2c-1 has a maximum frequency of 100kHz. Update our
> main_i2c1 frequency to allow the nxp,pcf8574 gpio-expander to function
> properly.
>
> Signed-off-by: Garrett Giordano <ggiordano@xxxxxxxxxx>
> ---
> arch/arm64/boot/dts/ti/k3-am625-phyboard-lyra-rdk.dts | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm64/boot/dts/ti/k3-am625-phyboard-lyra-rdk.dts b/arch/arm64/boot/dts/ti/k3-am625-phyboard-lyra-rdk.dts
> index a438baf542c2..171354b13e33 100644
> --- a/arch/arm64/boot/dts/ti/k3-am625-phyboard-lyra-rdk.dts
> +++ b/arch/arm64/boot/dts/ti/k3-am625-phyboard-lyra-rdk.dts
> @@ -187,7 +187,7 @@ cpsw3g_phy3: ethernet-phy@3 {
> &main_i2c1 {
> pinctrl-names = "default";
> pinctrl-0 = <&main_i2c1_pins_default>;
> - clock-frequency = <400000>;
> + clock-frequency = <100000>;
> status = "okay";
>
> gpio_exp: gpio-expander@21 {
> --
> 2.25.1
>
https://lore.kernel.org/all/bd5284ec-6f25-464a-9ee7-4c50496482f1@xxxxxxxxx/

please make sure to pick up the previous Reviewed-by when you post an
update of your series.

--
Regards,
Nishanth Menon
Key (0xDDB5849D1736249D) / Fingerprint: F8A2 8693 54EB 8232 17A3 1A34 DDB5 849D 1736 249D