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Date: Tue, 18 Jun 2024 07:07:08 -0500
From: Adam Ford <aford173@...il.com>
To: Alexander Stein <alexander.stein@...tq-group.com>
Cc: linux-arm-kernel@...ts.infradead.org, aford@...conembedded.com,
marex@...x.de, Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>, Shawn Guo <shawnguo@...nel.org>,
Sascha Hauer <s.hauer@...gutronix.de>, Pengutronix Kernel Team <kernel@...gutronix.de>,
Fabio Estevam <festevam@...il.com>, Peng Fan <peng.fan@....com>,
Marco Felsch <m.felsch@...gutronix.de>, devicetree@...r.kernel.org, imx@...ts.linux.dev,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64: dts: imx8mp: Fix pgc_mlmix location
On Tue, Jun 18, 2024 at 1:15 AM Alexander Stein
<alexander.stein@...tq-group.com> wrote:
>
> Hi Adam,
>
> Am Dienstag, 18. Juni 2024, 00:39:51 CEST schrieb Adam Ford:
> > The pgc_mlmix shows a power-domain@24, but the reg value is
> > IMX8MP_POWER_DOMAIN_MLMIX which is set to 4.
> >
> > The stuff after the @ symbol should match the stuff referenced
> > by 'reg' so reorder the pgc_mlmix so it to appear as power-domain@4.
>
> Taking a look this mismatch seems to be also true for:
> * IMX8MP_POWER_DOMAIN_VPUMIX
> * IMX8MP_POWER_DOMAIN_VPU_G1
> * IMX8MP_POWER_DOMAIN_VPU_G2
> * IMX8MP_POWER_DOMAIN_VPU_VC8000E
>
> Would you mind fixing them as well?
I can do that. I'll send out out later tonight.
adam
>
> Despite that, for this patch:
> Reviewed-by: Alexander Stein <alexander.stein@...tq-group.com>
>
> Thanks and best regards,
> Alexander
>
> > Fixes: 834464c8504c ("arm64: dts: imx8mp: add mlmix power domain")
> > Fixes: 4bedc468b725 ("arm64: dts: imx8mp: Add NPU Node")
> >
> > Signed-off-by: Adam Ford <aford173@...il.com>
> >
> > diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
> > index b92abb5a5c53..3576d2b89b43 100644
> > --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi
> > +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
> > @@ -789,6 +789,23 @@ pgc_usb2_phy: power-domain@3 {
> > reg = <IMX8MP_POWER_DOMAIN_USB2_PHY>;
> > };
> >
> > + pgc_mlmix: power-domain@4 {
> > + #power-domain-cells = <0>;
> > + reg = <IMX8MP_POWER_DOMAIN_MLMIX>;
> > + clocks = <&clk IMX8MP_CLK_ML_AXI>,
> > + <&clk IMX8MP_CLK_ML_AHB>,
> > + <&clk IMX8MP_CLK_NPU_ROOT>;
> > + assigned-clocks = <&clk IMX8MP_CLK_ML_CORE>,
> > + <&clk IMX8MP_CLK_ML_AXI>,
> > + <&clk IMX8MP_CLK_ML_AHB>;
> > + assigned-clock-parents = <&clk IMX8MP_SYS_PLL1_800M>,
> > + <&clk IMX8MP_SYS_PLL1_800M>,
> > + <&clk IMX8MP_SYS_PLL1_800M>;
> > + assigned-clock-rates = <800000000>,
> > + <800000000>,
> > + <300000000>;
> > + };
> > +
> > pgc_audio: power-domain@5 {
> > #power-domain-cells = <0>;
> > reg = <IMX8MP_POWER_DOMAIN_AUDIOMIX>;
> > @@ -900,23 +917,6 @@ pgc_vpu_vc8000e: power-domain@22 {
> > reg = <IMX8MP_POWER_DOMAIN_VPU_VC8000E>;
> > clocks = <&clk IMX8MP_CLK_VPU_VC8KE_ROOT>;
> > };
> > -
> > - pgc_mlmix: power-domain@24 {
> > - #power-domain-cells = <0>;
> > - reg = <IMX8MP_POWER_DOMAIN_MLMIX>;
> > - clocks = <&clk IMX8MP_CLK_ML_AXI>,
> > - <&clk IMX8MP_CLK_ML_AHB>,
> > - <&clk IMX8MP_CLK_NPU_ROOT>;
> > - assigned-clocks = <&clk IMX8MP_CLK_ML_CORE>,
> > - <&clk IMX8MP_CLK_ML_AXI>,
> > - <&clk IMX8MP_CLK_ML_AHB>;
> > - assigned-clock-parents = <&clk IMX8MP_SYS_PLL1_800M>,
> > - <&clk IMX8MP_SYS_PLL1_800M>,
> > - <&clk IMX8MP_SYS_PLL1_800M>;
> > - assigned-clock-rates = <800000000>,
> > - <800000000>,
> > - <300000000>;
> > - };
> > };
> > };
> > };
> >
>
>
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