From: Ahmad Fatoum <a.fatoum@pengutronix.de>
To: Frank Li <Frank.li@nxp.com>
Cc: Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Shawn Guo <shawnguo@kernel.org>,
Sascha Hauer <s.hauer@pengutronix.de>,
Pengutronix Kernel Team <kernel@pengutronix.de>,
Fabio Estevam <festevam@gmail.com>,
Oleksij Rempel <o.rempel@pengutronix.de>,
devicetree@vger.kernel.org, imx@lists.linux.dev,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 10/10] arm64: dts: imx8mp-skov: increase I2C clock frequency for RTC
Date: Thu, 19 Dec 2024 18:51:35 +0100 [thread overview]
Message-ID: <30dbe486-7e36-426d-8fa4-3ecd83193a10@pengutronix.de> (raw)
In-Reply-To: <Z2RcJCaYC2FW3Ks6@lizhi-Precision-Tower-5810>
On 19.12.24 18:47, Frank Li wrote:
> On Thu, Dec 19, 2024 at 08:25:34AM +0100, Ahmad Fatoum wrote:
>> From: Oleksij Rempel <o.rempel@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.
Unlike your other suggestions, these is no information lost by rewriting
the commit message as you suggest. I don't mind, but must admit it feels
like bikeshedding. What is your concrete objection to my commit message?
Thanks,
Ahmad
>
> Frank
>
>>
>> Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
>> Signed-off-by: Ahmad Fatoum <a.fatoum@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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next prev parent reply other threads:[~2024-12-19 17:51 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-12-19 7:25 [PATCH 00/10] arm64: dts: imx8mp-skov: flesh out device trees Ahmad Fatoum
2024-12-19 7:25 ` [PATCH 01/10] arm64: dts: imx8mp-skov: correct PMIC board limits Ahmad Fatoum
2024-12-19 7:25 ` [PATCH 02/10] arm64: dts: imx8mp-skov: operate CPU at 850 mV by default Ahmad Fatoum
2024-12-19 7:25 ` [PATCH 03/10] arm64: dts: imx8mp-skov: use I2C5 for DDC Ahmad Fatoum
2024-12-19 17:34 ` Frank Li
2024-12-19 17:43 ` Ahmad Fatoum
2024-12-19 19:27 ` Frank Li
2025-01-06 15:27 ` Ahmad Fatoum
2024-12-19 7:25 ` [PATCH 04/10] arm64: dts: imx8mp-skov: describe HDMI display pipeline Ahmad Fatoum
2024-12-19 17:35 ` Frank Li
2024-12-19 17:40 ` Ahmad Fatoum
2024-12-19 7:25 ` [PATCH 05/10] dt-bindings: display/lvds-codec: add ti,sn65lvds822 Ahmad Fatoum
2024-12-31 1:04 ` Rob Herring (Arm)
2024-12-19 7:25 ` [PATCH 06/10] arm64: dts: imx8mp-skov: describe LVDS display pipeline Ahmad Fatoum
2024-12-19 17:37 ` Frank Li
2024-12-19 17:45 ` Ahmad Fatoum
2024-12-19 19:24 ` Frank Li
2025-01-06 15:36 ` Ahmad Fatoum
2024-12-19 7:25 ` [PATCH 07/10] arm64: dts: imx8mp-skov: configure uart1 for RS485 Ahmad Fatoum
2024-12-19 17:42 ` Frank Li
2024-12-19 17:47 ` Ahmad Fatoum
2024-12-19 7:25 ` [PATCH 08/10] arm64: dts: imx8mp-skov: describe mains fail detection Ahmad Fatoum
2024-12-19 7:25 ` [PATCH 09/10] arm64: dts: imx8mp-skov: fix phy-mode Ahmad Fatoum
2024-12-19 17:45 ` Frank Li
2024-12-19 17:49 ` Ahmad Fatoum
2024-12-19 7:25 ` [PATCH 10/10] arm64: dts: imx8mp-skov: increase I2C clock frequency for RTC Ahmad Fatoum
2024-12-19 17:47 ` Frank Li
2024-12-19 17:51 ` Ahmad Fatoum [this message]
2024-12-19 19:16 ` Frank Li
2024-12-20 9:12 ` Ahmad Fatoum
2024-12-20 15:38 ` Frank Li
2025-01-06 15:59 ` Ahmad Fatoum
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