linux-kernel - RE: [PATCH v3 3/3] arm64: dts: exynosautov920: add ufs phy for ExynosAutov920 SoC

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Message-ID: <005801db4092$db115270$9133f750$@samsung.com>
Date: Wed, 27 Nov 2024 15:09:01 +0900
From: 나소원/SOWON NA <sowon.na@...sung.com>
To: "'Alim Akhtar'" <alim.akhtar@...sung.com>, <robh@...nel.org>,
	<krzk@...nel.org>, <conor+dt@...nel.org>, <vkoul@...nel.org>,
	<kishon@...nel.org>
Cc: <krzk+dt@...nel.org>, <linux-kernel@...r.kernel.org>,
	<devicetree@...r.kernel.org>, <linux-samsung-soc@...r.kernel.org>
Subject: RE: [PATCH v3 3/3] arm64: dts: exynosautov920: add ufs phy for
 ExynosAutov920 SoC

Hi Alim,

> -----Original Message-----
> From: Alim Akhtar <alim.akhtar@...sung.com>
> Sent: Wednesday, November 27, 2024 11:47 AM
> To: 'Sowon Na' <sowon.na@...sung.com>; robh@...nel.org; krzk@...nel.org;
> conor+dt@...nel.org; vkoul@...nel.org; kishon@...nel.org
> Cc: krzk+dt@...nel.org; linux-kernel@...r.kernel.org;
> devicetree@...r.kernel.org; linux-samsung-soc@...r.kernel.org
> Subject: RE: [PATCH v3 3/3] arm64: dts: exynosautov920: add ufs phy for
> ExynosAutov920 SoC
> 
> 
> 
> > -----Original Message-----
> > From: Sowon Na <sowon.na@...sung.com>
> > Sent: Monday, November 18, 2024 7:40 AM
> > To: robh@...nel.org; krzk@...nel.org; conor+dt@...nel.org;
> > vkoul@...nel.org; alim.akhtar@...sung.com; kishon@...nel.org
> > Cc: krzk+dt@...nel.org; linux-kernel@...r.kernel.org;
> > devicetree@...r.kernel.org; linux-samsung-soc@...r.kernel.org;
> > sowon.na@...sung.com
> > Subject: [PATCH v3 3/3] arm64: dts: exynosautov920: add ufs phy for
> > ExynosAutov920 SoC
> >
> > Add UFS Phy for ExynosAutov920
> >
> > Like ExynosAutov9, this also uses fixed-rate clock nodes until clock
> > driver has been supported. The clock nodes are initialized on
> > bootloader stage thus we don't need to control them so far.
> >
> > Signed-off-by: Sowon Na <sowon.na@...sung.com>
> > ---
> Reviewed-by: Alim Akhtar <alim.akhtar@...sung.com>
> 
> Are you planning to send UFS HCI patches as well?

Yes, I will send UFS HCI patches for ExynosAutov920 after phy patches.
Really thank you for your reviews.

> 
> >  arch/arm64/boot/dts/exynos/exynosautov920.dtsi | 11 +++++++++++
> >  1 file changed, 11 insertions(+)
> >
> > diff --git a/arch/arm64/boot/dts/exynos/exynosautov920.dtsi
> > b/arch/arm64/boot/dts/exynos/exynosautov920.dtsi
> > index c759134c909e..505ba04722de 100644
> > --- a/arch/arm64/boot/dts/exynos/exynosautov920.dtsi
> > +++ b/arch/arm64/boot/dts/exynos/exynosautov920.dtsi
> > @@ -361,6 +361,17 @@ pinctrl_aud: pinctrl@...60000 {
> >  			compatible = "samsung,exynosautov920-pinctrl";
> >  			reg = <0x1a460000 0x10000>;
> >  		};
> > +
> > +		ufs_0_phy: phy@...04000 {
> > +			compatible = "samsung,exynosautov920-ufs-phy";
> > +			reg = <0x16e04000 0x4000>;
> > +			reg-names = "phy-pma";
> > +			clocks = <&xtcxo>;
> > +			clock-names = "ref_clk";
> > +			samsung,pmu-syscon = <&pmu_system_controller>;
> > +			#phy-cells = <0>;
> > +			status = "disabled";
> > +		};
> >  	};
> >
> >  	timer {
> > --
> > 2.45.2
>