linux-kernel - Re: [PATCH] arm64: dts: mt8195: add gce node

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Message-ID: <15d12a78-b8e2-f2f6-9bb0-9e501f245b94@collabora.com>
Date:   Thu, 27 Jan 2022 11:24:39 +0100
From:   AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>
To:     "jason-jh.lin" <jason-jh.lin@...iatek.com>,
        Rob Herring <robh+dt@...nel.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Paolo Bonzini <pbonzini@...hat.com>,
        Sean Christopherson <seanjc@...gle.com>,
        maciej.szmigiero@...cle.com, David Matlack <dmatlack@...gle.com>,
        Jing Zhang <jingzhangos@...gle.com>,
        Marc Zyngier <maz@...nel.org>,
        Bartosz Golaszewski <bgolaszewski@...libre.com>,
        Sean Wang <sean.wang@...iatek.com>,
        Tinghan Shen <tinghan.shen@...iatek.com>
Cc:     devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Project_Global_Chrome_Upstream_Group@...iatek.com,
        ryder.lee@...nel.org, wenst@...omium.org,
        chunfeng.yun@...iatek.com, Seiya Wang <seiya.wang@...iatek.com>,
        moudy.ho@...iatek.com, roy-cw.yeh@...iatek.com,
        nancy.lin@...iatek.com, singo.chang@...iatek.com,
        Macpaul.Lin@...iatek.com
Subject: Re: [PATCH] arm64: dts: mt8195: add gce node

Il 26/01/22 10:01, jason-jh.lin ha scritto:
> Add gce node and gce alias on mt8195 dts file.
> 
> Signed-off-by: jason-jh.lin <jason-jh.lin@...iatek.com>
> ---
> This patch is based on [1]
> 
> [1] arm64: dts: Add mediatek SoC mt8195 and evaluation board
> - https://patchwork.kernel.org/project/linux-mediatek/patch/20220112114724.1953-4-tinghan.shen@mediatek.com/
> ---
>   arch/arm64/boot/dts/mediatek/mt8195.dtsi | 22 ++++++++++++++++++++++
>   1 file changed, 22 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/mediatek/mt8195.dtsi b/arch/arm64/boot/dts/mediatek/mt8195.dtsi
> index a363e82f6988..d778ca598d18 100644
> --- a/arch/arm64/boot/dts/mediatek/mt8195.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt8195.dtsi
> @@ -6,6 +6,7 @@
>   
>   /dts-v1/;
>   #include <dt-bindings/clock/mt8195-clk.h>
> +#include <dt-bindings/gce/mt8195-gce.h>
>   #include <dt-bindings/interrupt-controller/arm-gic.h>
>   #include <dt-bindings/interrupt-controller/irq.h>
>   #include <dt-bindings/phy/phy.h>
> @@ -18,6 +19,11 @@
>   	#address-cells = <2>;
>   	#size-cells = <2>;
>   
> +	aliases {
> +		gce0 = &gce0;
> +		gce1 = &gce1;
> +	};
> +
>   	cpus {
>   		#address-cells = <1>;
>   		#size-cells = <0>;
> @@ -367,6 +373,22 @@
>   			assigned-clock-parents = <&topckgen CLK_TOP_ULPOSC1_D10>;
>   		};
>   
> +		gce0: mdp_mailbox@...20000 {

Just "mailbox" is fine.
		gce0: mailbox@...20000 {

> +			compatible = "mediatek,mt8195-gce";
> +			reg = <0 0x10320000 0 0x4000>;
> +			interrupts = <GIC_SPI 226 IRQ_TYPE_LEVEL_HIGH 0>;
> +			#mbox-cells = <2>;
> +			clocks = <&infracfg_ao CLK_INFRA_AO_GCE>;
> +		};
> +
> +		gce1: disp_mailbox@...30000 {

Same here, please.

After that,
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>

> +			compatible = "mediatek,mt8195-gce";
> +			reg = <0 0x10330000 0 0x4000>;
> +			interrupts = <GIC_SPI 228 IRQ_TYPE_LEVEL_HIGH 0>;
> +			#mbox-cells = <2>;
> +			clocks = <&infracfg_ao CLK_INFRA_AO_GCE2>;
> +		};
> +
>   		scp_adsp: clock-controller@...20000 {
>   			compatible = "mediatek,mt8195-scp_adsp";
>   			reg = <0 0x10720000 0 0x1000>;
>