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

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <d6f3e4e9-e622-4b2c-bd03-ab77f0552a70@phytec.de>
Date:   Tue, 5 Dec 2023 18:31:47 +0100
From:   Wadim Egorov <w.egorov@...tec.de>
To:     Garrett Giordano <ggiordano@...tec.com>, <nm@...com>,
        <vigneshr@...com>, <kristo@...nel.org>, <robh+dt@...nel.org>,
        <krzysztof.kozlowski+dt@...aro.org>, <conor+dt@...nel.org>
CC:     <linux-arm-kernel@...ts.infradead.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <upstream@...ts.phytec.de>
Subject: Re: [PATCH 1/3] arm64: dts: ti: k3-am625-phyboard-lyra-rdk: Lower
 I2C1 frequency


Am 04.12.23 um 23:28 schrieb Garrett Giordano:
> 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@...tec.com>

For all three,
Reviewed-by: Wadim Egorov <w.egorov@...tec.de>


> ---
>   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 {