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Date: Mon, 7 Feb 2022 10:34:23 -0500
From: Nícolas F. R. A. Prado
<nfraprado@...labora.com>
To: Chun-Jie Chen <chun-jie.chen@...iatek.com>
Cc: Matthias Brugger <matthias.bgg@...il.com>,
Rob Herring <robh+dt@...nel.org>,
Nicolas Boichat <drinkcat@...omium.org>,
devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
linux-kernel@...r.kernel.org, linux-mediatek@...ts.infradead.org,
srv_heupstream@...iatek.com,
Project_Global_Chrome_Upstream_Group@...iatek.com,
Weiyi Lu <weiyi.lu@...iatek.com>,
AngeloGioacchino Del Regno
<angelogioacchino.delregno@...labora.com>
Subject: Re: [v5] arm64: dts: mediatek: Add mt8192 power domains controller
Hi Chun-Jie,
thanks for the patch. Please see my comments below.
On Wed, Aug 25, 2021 at 09:04:26AM +0800, Chun-Jie Chen wrote:
> Add power domains controller node for SoC mt8192
>
> Signed-off-by: Weiyi Lu <weiyi.lu@...iatek.com>
> Signed-off-by: Chun-Jie Chen <chun-jie.chen@...iatek.com>
> ---
> This patch is base on v5.14-rc1,
> series "Mediatek MT8192 clock support"[1] and [2].
> No changes compare v4
>
> [1] https://patchwork.kernel.org/project/linux-mediatek/list/?series=521127
> [2] https://patchwork.kernel.org/project/linux-mediatek/patch/20210727023205.20319-2-chun-jie.chen@mediatek.com/
Those two patches are already merged in mainline, so this patch applies
cleanly on mainline without any other dependencies. Might be worth sending a new
version removing this text to make that clearer to the maintainers.
Reviewed-by: Nícolas F. R. A. Prado <nfraprado@...labora.com>
Thanks,
Nícolas
> ---
> arch/arm64/boot/dts/mediatek/mt8192.dtsi | 201 +++++++++++++++++++++++
> 1 file changed, 201 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/mediatek/mt8192.dtsi b/arch/arm64/boot/dts/mediatek/mt8192.dtsi
> index c7c7d4e017ae..a0084a7a5bcd 100644
> --- a/arch/arm64/boot/dts/mediatek/mt8192.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt8192.dtsi
> @@ -9,6 +9,7 @@
> #include <dt-bindings/interrupt-controller/arm-gic.h>
> #include <dt-bindings/interrupt-controller/irq.h>
> #include <dt-bindings/pinctrl/mt8192-pinfunc.h>
> +#include <dt-bindings/power/mt8192-power.h>
>
> / {
> compatible = "mediatek,mt8192";
> @@ -301,6 +302,206 @@
> #interrupt-cells = <2>;
> };
>
> + scpsys: syscon@...06000 {
> + compatible = "syscon", "simple-mfd";
> + reg = <0 0x10006000 0 0x1000>;
> + #power-domain-cells = <1>;
> +
> + /* System Power Manager */
> + spm: power-controller {
> + compatible = "mediatek,mt8192-power-controller";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + #power-domain-cells = <1>;
> +
> + /* power domain of the SoC */
> + power-domain@...192_POWER_DOMAIN_AUDIO {
> + reg = <MT8192_POWER_DOMAIN_AUDIO>;
> + clocks = <&topckgen CLK_TOP_AUD_INTBUS_SEL>,
> + <&infracfg CLK_INFRA_AUDIO_26M_B>,
> + <&infracfg CLK_INFRA_AUDIO>;
> + clock-names = "audio", "audio1", "audio2";
> + mediatek,infracfg = <&infracfg>;
> + #power-domain-cells = <0>;
> + };
> +
> + power-domain@...192_POWER_DOMAIN_CONN {
> + reg = <MT8192_POWER_DOMAIN_CONN>;
> + clocks = <&infracfg CLK_INFRA_PMIC_CONN>;
> + clock-names = "conn";
> + mediatek,infracfg = <&infracfg>;
> + #power-domain-cells = <0>;
> + };
> +
> + power-domain@...192_POWER_DOMAIN_MFG0 {
> + reg = <MT8192_POWER_DOMAIN_MFG0>;
> + clocks = <&topckgen CLK_TOP_MFG_PLL_SEL>;
> + clock-names = "mfg";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + #power-domain-cells = <1>;
> +
> + power-domain@...192_POWER_DOMAIN_MFG1 {
> + reg = <MT8192_POWER_DOMAIN_MFG1>;
> + mediatek,infracfg = <&infracfg>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + #power-domain-cells = <1>;
> +
> + power-domain@...192_POWER_DOMAIN_MFG2 {
> + reg = <MT8192_POWER_DOMAIN_MFG2>;
> + #power-domain-cells = <0>;
> + };
> +
> + power-domain@...192_POWER_DOMAIN_MFG3 {
> + reg = <MT8192_POWER_DOMAIN_MFG3>;
> + #power-domain-cells = <0>;
> + };
> +
> + power-domain@...192_POWER_DOMAIN_MFG4 {
> + reg = <MT8192_POWER_DOMAIN_MFG4>;
> + #power-domain-cells = <0>;
> + };
> +
> + power-domain@...192_POWER_DOMAIN_MFG5 {
> + reg = <MT8192_POWER_DOMAIN_MFG5>;
> + #power-domain-cells = <0>;
> + };
> +
> + power-domain@...192_POWER_DOMAIN_MFG6 {
> + reg = <MT8192_POWER_DOMAIN_MFG6>;
> + #power-domain-cells = <0>;
> + };
> + };
> + };
> +
> + power-domain@...192_POWER_DOMAIN_DISP {
> + reg = <MT8192_POWER_DOMAIN_DISP>;
> + clocks = <&topckgen CLK_TOP_DISP_SEL>,
> + <&mmsys CLK_MM_SMI_INFRA>,
> + <&mmsys CLK_MM_SMI_COMMON>,
> + <&mmsys CLK_MM_SMI_GALS>,
> + <&mmsys CLK_MM_SMI_IOMMU>;
> + clock-names = "disp", "disp-0", "disp-1", "disp-2",
> + "disp-3";
> + mediatek,infracfg = <&infracfg>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + #power-domain-cells = <1>;
> +
> + power-domain@...192_POWER_DOMAIN_IPE {
> + reg = <MT8192_POWER_DOMAIN_IPE>;
> + clocks = <&topckgen CLK_TOP_IPE_SEL>,
> + <&ipesys CLK_IPE_LARB19>,
> + <&ipesys CLK_IPE_LARB20>,
> + <&ipesys CLK_IPE_SMI_SUBCOM>,
> + <&ipesys CLK_IPE_GALS>;
> + clock-names = "ipe", "ipe-0", "ipe-1", "ipe-2",
> + "ipe-3";
> + mediatek,infracfg = <&infracfg>;
> + #power-domain-cells = <0>;
> + };
> +
> + power-domain@...192_POWER_DOMAIN_ISP {
> + reg = <MT8192_POWER_DOMAIN_ISP>;
> + clocks = <&topckgen CLK_TOP_IMG1_SEL>,
> + <&imgsys CLK_IMG_LARB9>,
> + <&imgsys CLK_IMG_GALS>;
> + clock-names = "isp", "isp-0", "isp-1";
> + mediatek,infracfg = <&infracfg>;
> + #power-domain-cells = <0>;
> + };
> +
> + power-domain@...192_POWER_DOMAIN_ISP2 {
> + reg = <MT8192_POWER_DOMAIN_ISP2>;
> + clocks = <&topckgen CLK_TOP_IMG2_SEL>,
> + <&imgsys2 CLK_IMG2_LARB11>,
> + <&imgsys2 CLK_IMG2_GALS>;
> + clock-names = "isp2", "isp2-0", "isp2-1";
> + mediatek,infracfg = <&infracfg>;
> + #power-domain-cells = <0>;
> + };
> +
> + power-domain@...192_POWER_DOMAIN_MDP {
> + reg = <MT8192_POWER_DOMAIN_MDP>;
> + clocks = <&topckgen CLK_TOP_MDP_SEL>,
> + <&mdpsys CLK_MDP_SMI0>;
> + clock-names = "mdp", "mdp-0";
> + mediatek,infracfg = <&infracfg>;
> + #power-domain-cells = <0>;
> + };
> +
> + power-domain@...192_POWER_DOMAIN_VENC {
> + reg = <MT8192_POWER_DOMAIN_VENC>;
> + clocks = <&topckgen CLK_TOP_VENC_SEL>,
> + <&vencsys CLK_VENC_SET1_VENC>;
> + clock-names = "venc", "venc-0";
> + mediatek,infracfg = <&infracfg>;
> + #power-domain-cells = <0>;
> + };
> +
> + power-domain@...192_POWER_DOMAIN_VDEC {
> + reg = <MT8192_POWER_DOMAIN_VDEC>;
> + clocks = <&topckgen CLK_TOP_VDEC_SEL>,
> + <&vdecsys_soc CLK_VDEC_SOC_VDEC>,
> + <&vdecsys_soc CLK_VDEC_SOC_LAT>,
> + <&vdecsys_soc CLK_VDEC_SOC_LARB1>;
> + clock-names = "vdec", "vdec-0", "vdec-1", "vdec-2";
> + mediatek,infracfg = <&infracfg>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + #power-domain-cells = <1>;
> +
> + power-domain@...192_POWER_DOMAIN_VDEC2 {
> + reg = <MT8192_POWER_DOMAIN_VDEC2>;
> + clocks = <&vdecsys CLK_VDEC_VDEC>,
> + <&vdecsys CLK_VDEC_LAT>,
> + <&vdecsys CLK_VDEC_LARB1>;
> + clock-names = "vdec2-0", "vdec2-1",
> + "vdec2-2";
> + #power-domain-cells = <0>;
> + };
> + };
> +
> + power-domain@...192_POWER_DOMAIN_CAM {
> + reg = <MT8192_POWER_DOMAIN_CAM>;
> + clocks = <&topckgen CLK_TOP_CAM_SEL>,
> + <&camsys CLK_CAM_LARB13>,
> + <&camsys CLK_CAM_LARB14>,
> + <&camsys CLK_CAM_CCU_GALS>,
> + <&camsys CLK_CAM_CAM2MM_GALS>;
> + clock-names = "cam", "cam-0", "cam-1", "cam-2",
> + "cam-3";
> + mediatek,infracfg = <&infracfg>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + #power-domain-cells = <1>;
> +
> + power-domain@...192_POWER_DOMAIN_CAM_RAWA {
> + reg = <MT8192_POWER_DOMAIN_CAM_RAWA>;
> + clocks = <&camsys_rawa CLK_CAM_RAWA_LARBX>;
> + clock-names = "cam_rawa-0";
> + #power-domain-cells = <0>;
> + };
> +
> + power-domain@...192_POWER_DOMAIN_CAM_RAWB {
> + reg = <MT8192_POWER_DOMAIN_CAM_RAWB>;
> + clocks = <&camsys_rawb CLK_CAM_RAWB_LARBX>;
> + clock-names = "cam_rawb-0";
> + #power-domain-cells = <0>;
> + };
> +
> + power-domain@...192_POWER_DOMAIN_CAM_RAWC {
> + reg = <MT8192_POWER_DOMAIN_CAM_RAWC>;
> + clocks = <&camsys_rawc CLK_CAM_RAWC_LARBX>;
> + clock-names = "cam_rawc-0";
> + #power-domain-cells = <0>;
> + };
> + };
> + };
> + };
> + };
> +
> apmixedsys: syscon@...0c000 {
> compatible = "mediatek,mt8192-apmixedsys", "syscon";
> reg = <0 0x1000c000 0 0x1000>;
> --
> 2.18.0
>
>
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