linux-kernel - Re: [PATCH v2 1/3] arm64: dts: ti: Add GPMC support for AM62x LP SK

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Date:   Wed, 4 Oct 2023 14:27:19 +0300
From:   Roger Quadros <rogerq@...com>
To:     Nitin Yadav <n-yadav@...com>, <nm@...com>, <vigneshr@...com>
CC:     <kristo@...nel.org>, <robh+dt@...nel.org>, <conor+dt@...nel.org>,
        <krzysztof.kozlowski+dt@...aro.org>, <catalin.marinas@....com>,
        <will@...nel.org>, <linux-arm-kernel@...ts.infradead.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 1/3] arm64: dts: ti: Add GPMC support for AM62x LP SK



On 4.10.2023 14.12, Nitin Yadav wrote:
> Add gpmc0 and elm0 nodes in k3-am62-main. Add GPMC0_CFG and
> GPMC0_DATA entry in cbass_main node.
> 
> Signed-off-by: Nitin Yadav <n-yadav@...com>
> ---
>   arch/arm64/boot/dts/ti/k3-am62-main.dtsi | 29 ++++++++++++++++++++++++
>   arch/arm64/boot/dts/ti/k3-am62.dtsi      |  2 ++
>   2 files changed, 31 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
> index ac760d9b831d..f854369dfc27 100644
> --- a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
> @@ -965,4 +965,33 @@ mcasp2: audio-controller@...0000 {
>   		power-domains = <&k3_pds 192 TI_SCI_PD_EXCLUSIVE>;
>   		status = "disabled";
>   	};

Please add blank line here.

> +	gpmc0: memory-controller@...00000 {
> +		compatible = "ti,am64-gpmc";
> +		reg = <0x00 0x03b000000 0x00 0x400>,
> +		      <0x00 0x050000000 0x00 0x8000000>;
> +		reg-names = "cfg", "data";
> +		interrupts = <GIC_SPI 106 IRQ_TYPE_LEVEL_HIGH>;
> +		clocks = <&k3_clks 80 0>;
> +		clock-names = "fck";
> +		power-domains = <&k3_pds 80 TI_SCI_PD_EXCLUSIVE>;
> +		gpmc,num-cs = <3>;
> +		gpmc,num-waitpins = <2>;
> +		#address-cells = <2>;
> +		#size-cells = <1>;
> +		interrupt-controller;
> +		#interrupt-cells = <2>;
> +		gpio-controller;
> +		#gpio-cells = <2>;
> +		status = "disabled";
> +	};
> +
> +	elm0: ecc@...10000 {
> +		compatible = "ti,am3352-elm";
> +		reg = <0x00 0x25010000 0x00 0x2000>;
> +		interrupts = <GIC_SPI 132 IRQ_TYPE_LEVEL_HIGH>;
> +		clocks = <&k3_clks 54 0>;
> +		clock-names = "fck";
> +		power-domains = <&k3_pds 54 TI_SCI_PD_EXCLUSIVE>;
> +		status = "disabled";
> +	};
>   };
> diff --git a/arch/arm64/boot/dts/ti/k3-am62.dtsi b/arch/arm64/boot/dts/ti/k3-am62.dtsi
> index f1e15206e1ce..b9b1e522d74c 100644
> --- a/arch/arm64/boot/dts/ti/k3-am62.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-am62.dtsi
> @@ -77,6 +77,8 @@ cbass_main: bus@...00 {
>   			 <0x00 0x70000000 0x00 0x70000000 0x00 0x00010000>, /* OCSRAM */
>   			 <0x01 0x00000000 0x01 0x00000000 0x00 0x00310000>, /* A53 PERIPHBASE */
>   			 <0x05 0x00000000 0x05 0x00000000 0x01 0x00000000>, /* FSS0 DAT3 */
> +			 <0x00 0x3b000000 0x00 0x3b000000 0x00 0x00000400>, /* GPMC0 CFG */
> +			 <0x00 0x50000000 0x00 0x50000000 0x00 0x08000000>, /* GPMC0 DATA */
>   
>   			 /* MCU Domain Range */
>   			 <0x00 0x04000000 0x00 0x04000000 0x00 0x01ff1400>,

-- 
cheers,
-roger