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Thu, 17 Jul 2025 11:13:15 +0000 (GMT) From: "Pritam Manohar Sutar" To: "'Krzysztof Kozlowski'" , "'Krzysztof Kozlowski'" Cc: , , , , , , , , , , , , , , , , , , , , , , In-Reply-To: <9a2d0ad7-cb1f-473d-a91a-3a1b59b71280@kernel.org> Subject: RE: [PATCH v4 1/6] dt-bindings: phy: samsung,usb3-drd-phy: add ExynosAutov920 HS phy compatible Date: Thu, 17 Jul 2025 16:43:14 +0530 Message-ID: <000c01dbf70b$ccdbf630$6693e290$@samsung.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Mailer: Microsoft Outlook 16.0 Content-Language: en-in Thread-Index: AQJAgQZ9LFXBZrDskwNBYris6jFv1AKCX9A9Aa5wAf0Bi5UAqwCML2yKAWUlSf+zL6XGYA== X-CMS-MailID: 20250717111319epcas5p2966882346d4b080ee66304c282244b04 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: 20250701115955epcas5p320cfe73ca33522cd2f9f7970cfde1c63 References: <20250701120706.2219355-1-pritam.sutar@samsung.com> <20250701120706.2219355-2-pritam.sutar@samsung.com> <20250706-fresh-meaty-cougar-5af170@krzk-bin> <07d301dbf0ae$0658cbe0$130a63a0$@samsung.com> <9a2d0ad7-cb1f-473d-a91a-3a1b59b71280@kernel.org> Hi Krzysztof,=20 > -----Original Message----- > From: Krzysztof Kozlowski > Sent: 12 July 2025 01:44 PM > To: Pritam Manohar Sutar ; 'Krzysztof Kozlows= ki' > > Cc: vkoul=40kernel.org; kishon=40kernel.org; robh=40kernel.org; > krzk+dt=40kernel.org; conor+dt=40kernel.org; alim.akhtar=40samsung.com; > andre.draszik=40linaro.org; peter.griffin=40linaro.org; neil.armstrong=40= linaro.org; > kauschluss=40disroot.org; ivo.ivanov.ivanov1=40gmail.com; > m.szyprowski=40samsung.com; s.nawrocki=40samsung.com; linux- > phy=40lists.infradead.org; devicetree=40vger.kernel.org; linux- > kernel=40vger.kernel.org; linux-arm-kernel=40lists.infradead.org; linux-s= amsung- > soc=40vger.kernel.org; rosa.pila=40samsung.com; dev.tailor=40samsung.com; > faraz.ata=40samsung.com; muhammed.ali=40samsung.com; > selvarasu.g=40samsung.com > Subject: Re: =5BPATCH v4 1/6=5D dt-bindings: phy: samsung,usb3-drd-phy: a= dd > ExynosAutov920 HS phy compatible >=20 > On 09/07/2025 10:46, Pritam Manohar Sutar wrote: > > Hi Krzysztof, > > > >> -----Original Message----- > >> From: Krzysztof Kozlowski > >> Sent: 06 July 2025 03:11 PM > >> To: Pritam Manohar Sutar > >> Cc: vkoul=40kernel.org; kishon=40kernel.org; robh=40kernel.org; > >> krzk+dt=40kernel.org; conor+dt=40kernel.org; alim.akhtar=40samsung.com= ; > >> andre.draszik=40linaro.org; peter.griffin=40linaro.org; > >> neil.armstrong=40linaro.org; kauschluss=40disroot.org; > >> ivo.ivanov.ivanov1=40gmail.com; m.szyprowski=40samsung.com; > >> s.nawrocki=40samsung.com; linux- phy=40lists.infradead.org; > >> devicetree=40vger.kernel.org; linux- kernel=40vger.kernel.org; > >> linux-arm-kernel=40lists.infradead.org; linux-samsung- > >> soc=40vger.kernel.org; rosa.pila=40samsung.com; dev.tailor=40samsung.c= om; > >> faraz.ata=40samsung.com; muhammed.ali=40samsung.com; > >> selvarasu.g=40samsung.com > >> Subject: Re: =5BPATCH v4 1/6=5D dt-bindings: phy: samsung,usb3-drd-phy= : > >> add > >> ExynosAutov920 HS phy compatible > >> > >> On Tue, Jul 01, 2025 at 05:37:01PM +0530, Pritam Manohar Sutar wrote: > >>> Add a dedicated compatible string for USB HS phy found in this SoC. > >>> The SoC requires two clocks, named =22phy=22 and =22ref=22 (same as c= locks > >>> required by Exynos850). > >>> > >>> It also requires various power supplies (regulators) for the > >>> internal circuitry to work. The required voltages are: > >>> * avdd075_usb - 0.75v > >>> * avdd18_usb20 - 1.8v > >>> * avdd33_usb20 - 3.3v > >>> > >>> Reviewed-by: Krzysztof Kozlowski > >> > >> No, really. Look: > >> > >>> Signed-off-by: Pritam Manohar Sutar > >>> --- > >>> .../bindings/phy/samsung,usb3-drd-phy.yaml =7C 37 +++++++++++++++= ++++ > >>> 1 file changed, 37 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..2e29ff749bba 100644 > >>> --- > >>> a/Documentation/devicetree/bindings/phy/samsung,usb3-drd-phy.yaml > >>> +++ b/Documentation/devicetree/bindings/phy/samsung,usb3-drd-phy.yam > >>> +++ l > >>> =40=40 -34,6 +34,7 =40=40 properties: > >>> - samsung,exynos7870-usbdrd-phy > >>> - samsung,exynos850-usbdrd-phy > >>> - samsung,exynos990-usbdrd-phy > >>> + - samsung,exynosautov920-usbdrd-phy > >>> > >>> clocks: > >>> minItems: 1 > >>> =40=40 -110,6 +111,15 =40=40 properties: > >>> vddh-usbdp-supply: > >>> description: VDDh power supply for the USB DP phy. > >>> > >>> + avdd075_usb-supply: > >>> + description: 0.75V power supply for USB phy > >>> + > >>> + avdd18_usb20-supply: > >>> + description: 1.8V power supply for USB phy > >>> + > >>> + avdd33_usb20-supply: > >>> + description: 3.3V power supply for USB phy > >>> + > >> > >> None of these were here. Follow DTS coding style... but why are you > >> adding completely new supplies? > > > > Digital supplies were here. Need Analog supplies for exynosautov920, > > hence added new Analog supplies; 'a'vdd075_usb, 'a'vdd18_usb20, > > 'a'vdd33_usb20 > > > > Will add =22full stops=22 for DTS coding style in description. >=20 > You cannot grow one line change into 50 line change and retain the review= . Yes agreed. Will remove =22Reviewed-by=22 tag and requesting you to review = the=20 patches again and provide your valuable comments. > > > >> > >> > >>> required: > >>> - compatible > >>> - clocks > >>> =40=40 -235,6 +245,33 =40=40 allOf: > >>> > >>> reg-names: > >>> maxItems: 1 > >>> + - if: > >>> + properties: > >>> + compatible: > >>> + contains: > >>> + enum: > >>> + - samsung,exynosautov920-usbdrd-phy > >>> + then: > >>> + properties: > >>> + clocks: > >>> + minItems: 2 > >>> + maxItems: 2 > >>> + > >>> + clock-names: > >>> + items: > >>> + - const: phy > >>> + - const: ref > >>> + > >>> + reg: > >>> + maxItems: 1 > >>> + > >>> + reg-names: > >>> + maxItems: 1 > >>> + > >>> + required: > >>> + - avdd075_usb-supply > >>> + - avdd18_usb20-supply > >>> + - avdd33_usb20-supply > >> > >> Neither was this entire diff hunk here. > >> > >> This was part of other block for a reason. > > > > Added regulators in driver. This block is added for regulators (other > > block does not have =22required=22 field for power supplies) if exclude= d > > this block, =22make ARCH=3Darm64 dtbs_check > > DT_SCHEMA_FILES=3DDocumentation/devicetree/bindings/phy/samsung,usb3- > drd > > -phy.yaml=22 will fail as mentioned below >=20 >=20 > Nothing is explained in changelog/cover letter. You claim you only added = Rb tag. > This is an entirely silent change while keeping the review. Will add more explanations in cover letter/changelog why this block is adde= d. > Combined with not even following DTS style=21 Ok got it. Will change supplies name as below=20 avdd075_usb =3D> avdd075-usb avdd18_usb20 =3D> avdd18-usb20 avdd33_usb20 =3D> avdd33-usb20 =20 Confirm the above change that is meant in terms of DTS style. >=20 > It's not acceptable. >=20 > Best regards, > Krzysztof Thank you. Regards, Pritam