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Thu, 7 Aug 2025 12:21:03 +0000 (GMT) From: "Pritam Manohar Sutar" To: "'Rob Herring'" Cc: , , , , , , , , , , , , , , , , , , , , , In-Reply-To: <20250806234217.GA2030512-robh@kernel.org> Subject: RE: [PATCH v5 1/6] dt-bindings: phy: samsung,usb3-drd-phy: add ExynosAutov920 HS phy compatible Date: Thu, 7 Aug 2025 17:51:02 +0530 Message-ID: <000001dc0795$c0432660$40c97320$@samsung.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Mailer: Microsoft Outlook 16.0 Thread-Index: AQJ+ZgWj3OwstM5ZbwFL0KmcSzrOlQJdB2aaAjkoxRUCiVKxNbLZYP5A Content-Language: en-in X-CMS-MailID: 20250807122107epcas5p3978bf8e0b47f7d228a5c54d5bfe0a243 X-Msg-Generator: CA Content-Type: text/plain; charset="utf-8" X-Sendblock-Type: REQ_APPROVE CMS-TYPE: 105P cpgsPolicy: CPGSC10-542,Y X-CFilter-Loop: Reflected X-CMS-RootMailID: 20250805114306epcas5p37782c02ae0ddc6b77094786c90af247a References: <20250805115216.3798121-1-pritam.sutar@samsung.com> <20250805115216.3798121-2-pritam.sutar@samsung.com> <20250806234217.GA2030512-robh@kernel.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250807_055351_191417_8E1799F9 X-CRM114-Status: GOOD ( 18.65 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi Rob, > -----Original Message----- > From: Rob Herring > Sent: 07 August 2025 05:12 AM > To: Pritam Manohar Sutar > Cc: vkoul@kernel.org; kishon@kernel.org; krzk+dt@kernel.org; > conor+dt@kernel.org; alim.akhtar@samsung.com; andre.draszik@linaro.org; > peter.griffin@linaro.org; kauschluss@disroot.org; > ivo.ivanov.ivanov1@gmail.com; igor.belwon@mentallysanemainliners.org; > m.szyprowski@samsung.com; s.nawrocki@samsung.com; linux- > phy@lists.infradead.org; devicetree@vger.kernel.org; linux- > kernel@vger.kernel.org; linux-arm-kernel@lists.infradead.org; linux- > samsung-soc@vger.kernel.org; rosa.pila@samsung.com; > dev.tailor@samsung.com; faraz.ata@samsung.com; > muhammed.ali@samsung.com; selvarasu.g@samsung.com > Subject: Re: [PATCH v5 1/6] dt-bindings: phy: samsung,usb3-drd-phy: add > ExynosAutov920 HS phy compatible > > On Tue, Aug 05, 2025 at 05:22:11PM +0530, Pritam Manohar Sutar wrote: > > This SoC has USB2.0 phy and supports only UTMI+ interface. This phy > > requires two clocks, named as "phy" and "ref". The required supplies > > for this phy are vdd075_usb20(0.75v), vdd18_usb20(1.8v), > vdd33_usb20(3.3v). > > > > Add a dedicated compatible string for USB HS phy found in this SoC. > > > > Signed-off-by: Pritam Manohar Sutar > > --- > > .../bindings/phy/samsung,usb3-drd-phy.yaml | 19 > +++++++++++++++++++ > > 1 file changed, 19 insertions(+) > > > > diff --git > > a/Documentation/devicetree/bindings/phy/samsung,usb3-drd-phy.yaml > > b/Documentation/devicetree/bindings/phy/samsung,usb3-drd-phy.yaml > > index e906403208c0..1932a2272ef9 100644 > > --- a/Documentation/devicetree/bindings/phy/samsung,usb3-drd- > phy.yaml > > +++ b/Documentation/devicetree/bindings/phy/samsung,usb3-drd- > phy.yaml > > @@ -34,6 +34,7 @@ properties: > > - samsung,exynos7870-usbdrd-phy > > - samsung,exynos850-usbdrd-phy > > - samsung,exynos990-usbdrd-phy > > + - samsung,exynosautov920-usbdrd-phy > > > > clocks: > > minItems: 1 > > @@ -110,6 +111,12 @@ properties: > > vddh-usbdp-supply: > > description: VDDh power supply for the USB DP phy. > > > > + dvdd075-usb20-supply: > > + description: 0.75V power supply for the USB 2.0 phy. > > + > > + vdd18-usb20-supply: > > + description: 1.8V power supply for the USB 2.0 phy. > > + > > required: > > - compatible > > - clocks > > @@ -219,6 +226,7 @@ allOf: > > - samsung,exynos7870-usbdrd-phy > > - samsung,exynos850-usbdrd-phy > > - samsung,exynos990-usbdrd-phy > > + - samsung,exynosautov920-usbdrd-phy > > then: > > properties: > > clocks: > > @@ -235,6 +243,17 @@ allOf: > > > > reg-names: > > maxItems: 1 > > + - if: > > + properties: > > + compatible: > > + contains: > > + enum: > > + - samsung,exynosautov920-usbdrd-phy > > + then: > > + required: > > + - dvdd075-usb20-supply > > + - vdd18-usb20-supply > > + - vdd33-usb20-supply > > Presumably the existing devices don't have these new supplies, so: > > else: > properties: > dvdd075-usb20-supply: false > vdd18-usb20-supply: false Appreciated for the suggestion. Will add this change in next version (v6) of the patch-set. Snippet will look as mentioned below. + - if: + properties: + compatible: + contains: + enum: + - samsung,exynosautov920-usbdrd-phy + then: + required: + - dvdd075-usb20-supply + - vdd18-usb20-supply + - vdd33-usb20-supply + + else: + properties: + dvdd075-usb20-supply: false + vdd18-usb20-supply: false Thank you. Regards, Pritam