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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-phy" Errors-To: linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org Hi, Gentle reminder. > -----Original Message----- > From: Pritam Manohar Sutar > Sent: 24 October 2025 04:09 PM > To: 'vkoul@kernel.org' ; 'kishon@kernel.org' > ; 'robh@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' ; > 'johan@kernel.org' ; 'ivo.ivanov.ivanov1@gmail.com' > ; 'm.szyprowski@samsung.com' > ; 's.nawrocki@samsung.com' > > Cc: '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 v9 0/6] initial usbdrd phy support for Exynosautov920 soc > > Hi Vinod, > > Gentle reminder. Can you please take this to your tree and let me know if any > comments? > > > -----Original Message----- > > From: Pritam Manohar Sutar > > Sent: 10 October 2025 12:39 PM > > To: vkoul@kernel.org; kishon@kernel.org; robh@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; johan@kernel.org; > > ivo.ivanov.ivanov1@gmail.com; m.szyprowski@samsung.com; > > s.nawrocki@samsung.com; pritam.sutar@samsung.com > > Cc: 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: [PATCH v9 0/6] initial usbdrd phy support for Exynosautov920 > > soc > > > > This SoC has a single USB 3.1 DRD combo phy and three USB2.0 only DRD > > phy controllers as mentined below > > > > * Combo phy supports USB3.1 SSP+(10Gbps) protocol and is backwards > > compatible to the USB3.0 SS(5Gbps). 'Add-on USB2.0' phy is added > > to support USB2.0 HS(480Mbps), FS(12Mbps) and LS(1.5Mbps) data rates. > > These two phys are combined to form a combo phy as mentioned below. > > > > > > USB30DRD_0 port > > > > +------------------------------------------------------------+ > > | | > > | (combo) USB phy controller | > > | +----------------------------------------------+ | > > | | USB HSPHY | | > > | | (samsung,exynosautov920-usbdrd-combo-hsphy) | | > > | +----------------------------------------------+ | > > | | > > | +--------------------------------------------------+ | > > | | USB SSPHY | | > > | | (samsung,exynosautov920-usb31drd-combo-ssphy) | | > > | +--------------------------------------------------+- | > > | | > > +------------------------------------------------------------+ > > | | > > | USBDRD30 Link | > > | Controller | > > +------------------------------------------------------------+ > > > > * USB2.0 phy supports only UTMI+ interface. USB2.0DRD phy > > is very similar to the existing Exynos850 support in this driver. > > > > USB20DRD_0/1/2 ports > > > > +---------------------------------------------------+ > > | | > > | USB PHY controller | > > | +-----------------------------------------+ | > > | | USB HSPHY | | > > | | (samsung,exynosautov920-usbdrd-phy) | | > > | +-----------------------------------------+ | > > | | > > +---------------------------------------------------+ > > | | > > | USBDRD20_* Link | > > | Controller | > > | | > > +---------------------------------------------------+ > > > > The "USB20 phy output isolation" is shared across the USB20 phys. > > We have to bypass isolation when any one of the USBs is configured and > > enable it when all are turned off. The "USB31 phy isolation" > > is seperate for USB31 phy. > > > > This patchset only supports device mode and same is verified with as > > NCM device > > > > changelog > > ---------- > > Changes in v9: > > - added RB tags those were given in v7 [1] and v8. > > - updated commit message in patch no.1 by adding supplies' > > names those are taken from phy User Manual [2] > > link for v8: > > https://lore.kernel.org/linux-phy/20250903073827.3015662-1- > > pritam.sutar@samsung.com/ > > [1]: https://lore.kernel.org/linux-phy/20250824-mustang-of-glorious- > > sufficiency-b55bf4@kuoka/ > > [2]: https://lore.kernel.org/linux-phy/02ef5180-ad56-45f0-a56f- > > 87f442bf6793@kernel.org/ > > > > Changes in v8: > > - modified supplies' names in schema and driver. > > - Since supplies' names are changed, modified patch no 5. to > > fix warnings in dtbs_check dt_binding_check. > > - updated commit message for patch no. 1, 3 and 5 to describe > > hardware details. > > link for v7: > > https://lore.kernel.org/linux-phy/20250822093845.1179395-1- > > pritam.sutar@samsung.com/ > > > > Changes in v7: > > - added fixes for driver build warnings > > link for v6: > > https://lore.kernel.org/linux-phy/20250821073703.2498302-1- > > pritam.sutar@samsung.com/ > > > > Changes in v6: > > - added else part for new supplies in schemas those are only > > supported for exynosautov920. > > - addressed comments for driver given in v5. > > link for v5: > > https://lore.kernel.org/linux-phy/20250805115216.3798121-1- > > pritam.sutar@samsung.com/ > > > > Changes in v5: > > > > - addressed comments from v4 patchset. > > - patch (1/6) > > - DTS style is corrected and added required supplies in code/schema. > > - schema block added to resolve below failure during 'dtbs_check'. > > Unevaluated properties are not allowed ('dvdd075-usb-supply', > > 'vdd18- usb20-supply', 'vdd33-usb20-supply' were unexpected. > > - patch (2/6) > > - removed usage_counter(take this later in subsequent patch-sets) > > - patch (3/6) > > - There are 3 types of the phys in this SoC. > > - one is simmilar with exynos850 as mentioned in patch no.1. > > - second supports only USB3.1 SSP+ and denoted in patch no 5 > > - third supports only USB2.0 HS as in patch3. > > - hs phy in combo phy is "NOT" same as phy. (in patch no. 1) > > - These three phys(usbdrd-phy, combo-hsphy, combo-ssphy) are totally > > deferent, "NOT" same, hence added three compatible for three phys. > > - patch (5/6) > > - Since there are two phys in combo phy, explaination is given > > in each patch. > > link for v4: > > https://lore.kernel.org/linux-phy/20250701120706.2219355-1- > > pritam.sutar@samsung.com/ > > > > Changes in v4: > > - addressed comments from v3 patchset > > - removed dts related patches, to be posted in new patchset. > > - added regulator, pmu and power sequences. > > - phy isol is shared across USBs, added usage counter to bypass or > > enable phy isolation. > > - modified schemas with hs and combo phy compatible names > > (used "combo" to denote combo phy) and regulators > > - modified code to work with binding and unbinding devices/drivers > > - added "Reviewed-by" tag. > > link for v3: > > https://lore.kernel.org/linux-phy/20250613055613.866909-1- > > pritam.sutar@samsung.com/ > > > > Changes in v3: > > - Updated dt-bindings for USB2.0 only. > > - Added dt-bindings for combo phy. > > - Added implementation for combo phy (SS and HS phy). > > - Added added DTS nodes for all the phys > > link for v2: > > https://lore.kernel.org/linux-phy/20250516102650.2144487-1- > > pritam.sutar@samsung.com/ > > > > Changes in v2: > > - Used standard GENMASK() and FIELD_GET() to get the major version > > from controller version register. > > link for v1: > > https://lore.kernel.org/linux-phy/20250514134813.380807-1- > > pritam.sutar@samsung.com/ > > > > Pritam Manohar Sutar (6): > > dt-bindings: phy: samsung,usb3-drd-phy: add ExynosAutov920 HS phy > > compatible > > phy: exynos5-usbdrd: support HS phy for ExynosAutov920 > > dt-bindings: phy: samsung,usb3-drd-phy: add ExynosAutov920 combo hsphy > > phy: exynos5-usbdrd: support HS combo phy for ExynosAutov920 > > dt-bindings: phy: samsung,usb3-drd-phy: add ExynosAutov920 combo ssphy > > phy: exynos5-usbdrd: support SS combo phy for ExynosAutov920 > > > > .../bindings/phy/samsung,usb3-drd-phy.yaml | 48 ++ > > drivers/phy/samsung/phy-exynos5-usbdrd.c | 651 ++++++++++++++++++ > > include/linux/soc/samsung/exynos-regs-pmu.h | 3 + > > 3 files changed, 702 insertions(+) > > > > -- > > 2.34.1 > > Thank you, > > Regards, > Pritam Thank you. Regards, Pritam -- linux-phy mailing list linux-phy@lists.infradead.org https://lists.infradead.org/mailman/listinfo/linux-phy