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Tue, 17 Jun 2025 18:04:43 +0000 (GMT) From: "Pritam Manohar Sutar" To: "'Krzysztof Kozlowski'" Cc: , , , , , , , , , , , , , , , , , , , , , In-Reply-To: <20250616-snobbish-chimpanzee-from-arcadia-bd9fcb@kuoka> Subject: RE: [PATCH v3 4/9] dt-bindings: phy: samsung,usb3-drd-phy: add ExynosAutov920 combo HS phy Date: Tue, 17 Jun 2025 23:34:42 +0530 Message-ID: <000501dbdfb2$4f6f0450$ee4d0cf0$@samsung.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Mailer: Microsoft Outlook 16.0 Thread-Index: AQNTkACKxnsdZBPuyPiYuNftoBZF1gI3IvSUAW5i7SwC0YsPGrDkisWw Content-Language: en-in X-CMS-MailID: 20250617180446epcas5p1fc8bbc3efe3ef7dc2c97e3f0598f7332 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: 20250613055050epcas5p3f995a6696ccf4f7eeb0b5d76382f71f7 References: <20250613055613.866909-1-pritam.sutar@samsung.com> <20250613055613.866909-5-pritam.sutar@samsung.com> <20250616-snobbish-chimpanzee-from-arcadia-bd9fcb@kuoka> Hi Krzysztof, > -----Original Message----- > From: Krzysztof Kozlowski > Sent: 16 June 2025 01:46 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; kauschluss=40disr= oot.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.com; > faraz.ata=40samsung.com; muhammed.ali=40samsung.com; > selvarasu.g=40samsung.com > Subject: Re: =5BPATCH v3 4/9=5D dt-bindings: phy: samsung,usb3-drd-phy: a= dd > ExynosAutov920 combo HS phy >=20 > On Fri, Jun 13, 2025 at 11:26:08AM GMT, Pritam Manohar Sutar wrote: > > Add a dedicated compatible string for USB combo HS phy found in this >=20 > I reviewed patch =231, then went here and see that this is HS PHY. So pat= ch =231 > is not HS PHY? >=20 https://lore.kernel.org/linux-phy/20250613055613.866909-1-pritam.sutar=40sa= msung.com/ This Soc has 2 types HS phys. one in combo phy and another stand-alone. ple= ase refer the block diagrams in cover-letter.=20 =09 1. samsung,exynosautov920-usbdrd-phy =3D> represents hs phy (synopsys phy = version-303) and it is same as =22samsung,exynos850-usbdrd-phy=22. used sam= e naming conventions 2. samsung,exynosautov920-usbdrd-hsphy =3D> represents 'Add-on' HS phy(syn= opsys phy version-400) with SS phy in combo phy. this is different from =22= samsung,exynosautov920-usbdrd-phy=22 (reg offsets and bits are different).= =20 samsung,exynosautov920-usb31drd-ssphy =3D> represents SS phy in combo phy > Best regards, > Krzysztof Thank you. Regards, Pritam