linux-kernel - Re: [PATCH v2 2/2] arm64: dts: amlogic: enable some nodes for board AQ222

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Message-ID: <ee82eefc-d979-4183-b679-cb4f79b559fa@linaro.org>
Date:   Fri, 8 Dec 2023 13:14:59 +0100
From:   Neil Armstrong <neil.armstrong@...aro.org>
To:     xianwei.zhao@...ogic.com, Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Kevin Hilman <khilman@...libre.com>,
        Jerome Brunet <jbrunet@...libre.com>,
        Martin Blumenstingl <martin.blumenstingl@...glemail.com>
Cc:     devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-amlogic@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 2/2] arm64: dts: amlogic: enable some nodes for board
 AQ222

On 08/12/2023 08:16, Xianwei Zhao via B4 Relay wrote:
> From: Xianwei Zhao <xianwei.zhao@...ogic.com>
> 
> Add reserved memory for board AQ222 which is used by ATF.
> Enable NAND, SPICC nodes for board AQ222.
> 
> Signed-off-by: Xianwei Zhao <xianwei.zhao@...ogic.com>
> ---
>   .../boot/dts/amlogic/meson-s4-s805x2-aq222.dts     | 56 ++++++++++++++++++++++
>   1 file changed, 56 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/amlogic/meson-s4-s805x2-aq222.dts b/arch/arm64/boot/dts/amlogic/meson-s4-s805x2-aq222.dts
> index c1f322c73982..18789242f05f 100644
> --- a/arch/arm64/boot/dts/amlogic/meson-s4-s805x2-aq222.dts
> +++ b/arch/arm64/boot/dts/amlogic/meson-s4-s805x2-aq222.dts
> @@ -23,6 +23,17 @@ memory@0 {
>   		reg = <0x0 0x0 0x0 0x40000000>;
>   	};
>   
> +	reserved-memory {
> +		#address-cells = <2>;
> +		#size-cells = <2>;
> +		ranges;
> +
> +		/* 52 MiB reserved for ARM Trusted Firmware */
> +		secmon_reserved: secmon@...0000 {
> +			reg = <0x0 0x05000000 0x0 0x3400000>;
> +			no-map;
> +		};
> +	};
>   };
>   
>   &uart_B {
> @@ -34,3 +45,48 @@ &ir {
>   	pinctrl-0 = <&remote_pins>;
>   	pinctrl-names = "default";
>   };
> +
> +&nand {
> +	status = "okay";
> +	#address-cells = <1>;
> +	#size-cells = <0>;
> +
> +	pinctrl-0 = <&nand_pins>;
> +	pinctrl-names = "default";
> +
> +	nand@0 {
> +		reg = <0>;
> +		#address-cells = <1>;
> +		#size-cells = <1>;
> +
> +		nand-on-flash-bbt;
> +
> +		partition@0 {
> +			label = "boot";
> +			reg = <0x0 0x00200000>;
> +		};
> +		partition@...000 {
> +			label = "env";
> +			reg = <0x00200000 0x00400000>;
> +		};
> +		partition@...000 {
> +			label = "system";
> +			reg = <0x00600000 0x00a00000>;
> +		};
> +		partition@...0000 {
> +			label = "rootfs";
> +			reg = <0x01000000 0x03000000>;
> +		};
> +		partition@...0000 {
> +			label = "media";
> +			reg = <0x04000000 0x8000000>;
> +		};
> +	};
> +};
> +
> +&spicc0 {
> +	status = "okay";
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&spicc0_pins_x>;
> +	cs-gpios = <&gpio GPIOX_10 GPIO_ACTIVE_LOW>;
> +};
> 

Reviewed-by: Neil Armstrong <neil.armstrong@...aro.org>