linux-kernel - Re: [PATCH v5 5/6] arm64: dts: ti: k3-am64-main: Add support for MCAN

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Date:   Tue, 7 Dec 2021 18:51:20 +0530
From:   Apurva Nandan <a-nandan@...com>
To:     Aswath Govindraju <a-govindraju@...com>
CC:     Marc Kleine-Budde <mkl@...gutronix.de>,
        Kishon Vijay Abraham I <kishon@...com>,
        Nishanth Menon <nm@...com>,
        Vignesh Raghavendra <vigneshr@...com>,
        Tero Kristo <kristo@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v5 5/6] arm64: dts: ti: k3-am64-main: Add support for MCAN


On 22/11/21 7:11 pm, Aswath Govindraju wrote:
> Add Support for two MCAN controllers present on the am64x SOC. Both support
> classic CAN messages as well as CAN-FD.
>
> Signed-off-by: Aswath Govindraju <a-govindraju@...com>

Reviewed-by: Apurva Nandan <a-nandan@...com>

> ---
>   arch/arm64/boot/dts/ti/k3-am64-main.dtsi | 28 ++++++++++++++++++++++++
>   1 file changed, 28 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
> index 5ad638b95ffc..07cadbfcc436 100644
> --- a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
> @@ -1253,4 +1253,32 @@
>   			bus_freq = <1000000>;
>   		};
>   	};
> +
> +	main_mcan0: can@...01000 {
> +		compatible = "bosch,m_can";
> +		reg = <0x00 0x20701000 0x00 0x200>,
> +		      <0x00 0x20708000 0x00 0x8000>;
> +		reg-names = "m_can", "message_ram";
> +		power-domains = <&k3_pds 98 TI_SCI_PD_EXCLUSIVE>;
> +		clocks = <&k3_clks 98 5>, <&k3_clks 98 0>;
> +		clock-names = "hclk", "cclk";
> +		interrupts = <GIC_SPI 155 IRQ_TYPE_LEVEL_HIGH>,
> +			     <GIC_SPI 156 IRQ_TYPE_LEVEL_HIGH>;
> +		interrupt-names = "int0", "int1";
> +		bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>;
> +	};
> +
> +	main_mcan1: can@...11000 {
> +		compatible = "bosch,m_can";
> +		reg = <0x00 0x20711000 0x00 0x200>,
> +		      <0x00 0x20718000 0x00 0x8000>;
> +		reg-names = "m_can", "message_ram";
> +		power-domains = <&k3_pds 99 TI_SCI_PD_EXCLUSIVE>;
> +		clocks =  <&k3_clks 99 5>, <&k3_clks 99 0>;
> +		clock-names = "hclk", "cclk";
> +		interrupts = <GIC_SPI 158 IRQ_TYPE_LEVEL_HIGH>,
> +			     <GIC_SPI 159 IRQ_TYPE_LEVEL_HIGH>;
> +		interrupt-names = "int0", "int1";
> +		bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>;
> +	};
>   };