linux-kernel - RE: [PATCH V2 2/3] arm64: dts: imx8m: add mu node

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Message-ID: <AM6PR04MB496620ABEA09A0571B42A9B4808A0@AM6PR04MB4966.eurprd04.prod.outlook.com>
Date:   Mon, 1 Jun 2020 07:46:50 +0000
From:   Aisheng Dong <aisheng.dong@....com>
To:     Peng Fan <peng.fan@....com>,
        "shawnguo@...nel.org" <shawnguo@...nel.org>,
        Fabio Estevam <fabio.estevam@....com>,
        "kernel@...gutronix.de" <kernel@...gutronix.de>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>,
        "sboyd@...nel.org" <sboyd@...nel.org>,
        "linux@...pel-privat.de" <linux@...pel-privat.de>,
        "jaswinder.singh@...aro.org" <jaswinder.singh@...aro.org>
CC:     "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        dl-linux-imx <linux-imx@....com>,
        Leonard Crestez <leonard.crestez@....com>,
        Daniel Baluta <daniel.baluta@....com>,
        "l.stach@...gutronix.de" <l.stach@...gutronix.de>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-clk@...r.kernel.org" <linux-clk@...r.kernel.org>
Subject: RE: [PATCH V2 2/3] arm64: dts: imx8m: add mu node

> From: Peng Fan <peng.fan@....com>
> Sent: Monday, June 1, 2020 11:43 AM
> 
> Add mu node to let A53 could communicate with M Core.
> 
> Signed-off-by: Peng Fan <peng.fan@....com>
> ---
>  arch/arm64/boot/dts/freescale/imx8mm.dtsi | 9 +++++++++
> arch/arm64/boot/dts/freescale/imx8mn.dtsi | 9 +++++++++
> arch/arm64/boot/dts/freescale/imx8mp.dtsi | 9 +++++++++
> arch/arm64/boot/dts/freescale/imx8mq.dtsi | 9 +++++++++
>  4 files changed, 36 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/freescale/imx8mm.dtsi
> b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
> index aaf6e71101a1..fc001fb971e9 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mm.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
> @@ -775,6 +775,15 @@
>  				status = "disabled";
>  			};
> 
> +			mu: mailbox@...a0000 {
> +				compatible = "fsl,imx8mm-mu", "fsl,imx6sx-mu";
> +				reg = <0x30aa0000 0x10000>;
> +				interrupts = <GIC_SPI 88 IRQ_TYPE_LEVEL_HIGH>;
> +				clocks = <&clk IMX8MM_CLK_MU_ROOT>;
> +				clock-names = "mu";

You missed my comments about this unneeded line in the last round of review.
https://lore.kernel.org/patchwork/patch/1244752/

Regards
Aisheng

> +				#mbox-cells = <2>;
> +			};
> +
>  			usdhc1: mmc@...40000 {
>  				compatible = "fsl,imx8mm-usdhc", "fsl,imx7d-usdhc";
>  				reg = <0x30b40000 0x10000>;
> diff --git a/arch/arm64/boot/dts/freescale/imx8mn.dtsi
> b/arch/arm64/boot/dts/freescale/imx8mn.dtsi
> index 9a4b65a267d4..c8290d21ccc9 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mn.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mn.dtsi
> @@ -675,6 +675,15 @@
>  				status = "disabled";
>  			};
> 
> +			mu: mailbox@...a0000 {
> +				compatible = "fsl,imx8mn-mu", "fsl,imx6sx-mu";
> +				reg = <0x30aa0000 0x10000>;
> +				interrupts = <GIC_SPI 88 IRQ_TYPE_LEVEL_HIGH>;
> +				clocks = <&clk IMX8MN_CLK_MU_ROOT>;
> +				clock-names = "mu";
> +				#mbox-cells = <2>;
> +			};
> +
>  			usdhc1: mmc@...40000 {
>  				compatible = "fsl,imx8mn-usdhc", "fsl,imx7d-usdhc";
>  				reg = <0x30b40000 0x10000>;
> diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi
> b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
> index 45e2c0a4e889..b530804f763e 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
> @@ -621,6 +621,15 @@
>  				status = "disabled";
>  			};
> 
> +			mu: mailbox@...a0000 {
> +				compatible = "fsl,imx8mp-mu", "fsl,imx6sx-mu";
> +				reg = <0x30aa0000 0x10000>;
> +				interrupts = <GIC_SPI 88 IRQ_TYPE_LEVEL_HIGH>;
> +				clocks = <&clk IMX8MP_CLK_MU_ROOT>;
> +				clock-names = "mu";
> +				#mbox-cells = <2>;
> +			};
> +
>  			i2c5: i2c@...d0000 {
>  				compatible = "fsl,imx8mp-i2c", "fsl,imx21-i2c";
>  				#address-cells = <1>;
> diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi
> b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
> index 978f8122c0d2..66ba8da704f6 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
> @@ -959,6 +959,15 @@
>  				status = "disabled";
>  			};
> 
> +			mu: mailbox@...a0000 {
> +				compatible = "fsl,imx8mq-mu", "fsl,imx6sx-mu";
> +				reg = <0x30aa0000 0x10000>;
> +				interrupts = <GIC_SPI 88 IRQ_TYPE_LEVEL_HIGH>;
> +				clocks = <&clk IMX8MQ_CLK_MU_ROOT>;
> +				clock-names = "mu";
> +				#mbox-cells = <2>;
> +			};
> +
>  			usdhc1: mmc@...40000 {
>  				compatible = "fsl,imx8mq-usdhc",
>  				             "fsl,imx7d-usdhc";
> --
> 2.16.4