Received-SPF: pass (google.com: domain of linux-kernel+bounces-198722-linux.lists.archive=gmail.com@vger.kernel.org designates 139.178.88.99 as permitted sender) client-ip=139.178.88.99;
Message-ID: <703cfd0b-5d16-4888-bcc5-5742ee16fd29@collabora.com>
Date: Mon, 3 Jun 2024 09:37:42 +0200
Precedence: bulk
MIME-Version: 1.0
User-Agent: Mozilla Thunderbird
Subject: Re: [PATCH 2/2] arm64: dts: mediatek: mt7988: add I2C controllers
To: =?UTF-8?B?UmFmYcWCIE1pxYJlY2tp?= <zajec5@gmail.com>,
 Matthias Brugger <matthias.bgg@gmail.com>, Rob Herring <robh@kernel.org>,
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
 Conor Dooley <conor+dt@kernel.org>
Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
 linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org,
 =?UTF-8?B?UmFmYcWCIE1pxYJlY2tp?= <rafal@milecki.pl>
References: <20240405125549.11972-1-zajec5@gmail.com>
 <20240405125549.11972-2-zajec5@gmail.com>
From: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Content-Language: en-US
In-Reply-To: <20240405125549.11972-2-zajec5@gmail.com>
Content-Type: text/plain; charset=UTF-8; format=flowed
Content-Transfer-Encoding: 8bit

Il 05/04/24 14:55, Rafał Miłecki ha scritto:
> From: Rafał Miłecki <rafal@milecki.pl>
> 
> MT7988 has three on-SoC I2C controllers that are the same hardware
> blocks as already noticed on MT7981 chipsets.
> 
> Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
> ---
>   arch/arm64/boot/dts/mediatek/mt7988a.dtsi | 45 +++++++++++++++++++++++
>   1 file changed, 45 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/mediatek/mt7988a.dtsi b/arch/arm64/boot/dts/mediatek/mt7988a.dtsi
> index 27098f724b7a..b4dc81881cc7 100644
> --- a/arch/arm64/boot/dts/mediatek/mt7988a.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt7988a.dtsi
> @@ -124,6 +124,51 @@ pwm@10048000 {
>   			status = "disabled";
>   		};
>   
> +		i2c@11003000 {
> +			compatible = "mediatek,mt7981-i2c";
> +			reg = <0 0x11003000 0 0x1000>,
> +			      <0 0x10217080 0 0x80>;
> +			interrupts = <GIC_SPI 136 IRQ_TYPE_LEVEL_HIGH>;
> +			clocks = <&infracfg CLK_INFRA_I2C_BCK>,
> +				 <&infracfg CLK_INFRA_66M_AP_DMA_BCK>;
> +			clock-names = "main", "dma";
> +			clock-div = <1>;
> +			clock-frequency = <100000>;

As commented on 7981, please remove clock-div/frequency from SoC wide DTs.

Cheers,
Angelo