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[192.35.156.11]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-77eee36c2b2sm12958795b3a.78.2025.09.23.18.00.04 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 23 Sep 2025 18:00:05 -0700 (PDT) Message-ID: <31f61f93-2e9d-565a-cd5e-4f668ed7d6c0@oss.qualcomm.com> Date: Tue, 23 Sep 2025 18:00:04 -0700 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Thunderbird/102.15.1 Subject: Re: [PATCH 3/9] dt-bindings: phy: qcom-m31-eusb2: Add Glymur compatible Content-Language: en-US From: Wesley Cheng To: Rob Herring Cc: krzk+dt@kernel.org, conor+dt@kernel.org, kishon@kernel.org, vkoul@kernel.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-usb@vger.kernel.org, linux-phy@lists.infradead.org References: <20250920032108.242643-1-wesley.cheng@oss.qualcomm.com> <20250920032108.242643-4-wesley.cheng@oss.qualcomm.com> <20250922201449.GA1235521-robh@kernel.org> <554cd2ce-a617-9387-7379-a3c2b9de843c@oss.qualcomm.com> In-Reply-To: <554cd2ce-a617-9387-7379-a3c2b9de843c@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Proofpoint-GUID: 59mKuHNKW4E3iS_TC5kzE0Al1Dgpdymx X-Authority-Analysis: v=2.4 cv=YMOfyQGx c=1 sm=1 tr=0 ts=68d3429f cx=c_pps a=rz3CxIlbcmazkYymdCej/Q==:117 a=ZdW6uxA9NKXbfdqeeS2OGA==:17 a=IkcTkHD0fZMA:10 a=yJojWOMRYYMA:10 a=EUspDBNiAAAA:8 a=1x5KiYs_k_UboVqHg6sA:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 a=bFCP_H2QrGi7Okbo017w:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwOTIwMDAwNCBTYWx0ZWRfX/c9LIQCJXZ+4 TZwa7m5IAyUyavOXk988gqoW/HSJAK1NHz1R9UIQ5Ctbmil0RGgNrJpUUH8+Gk8XZ8fWEMdP6Q+ pwHu6YTvKReJNxdehsnB1rB/8Hg3lP7z0eTfUBrVnhnRtT5wuOBGqo97Y4sKQ+lUuShs0l26457 g+ODQQd4GQ6/WiMYdCM3lFXZNgyFk43ILDTjmW4jqfvI0bND3MA4KRQ5+inLn05SbWeF0qg/6R3 TdvwM5/l3JQLvsrxRRSFIcq8RfZXQEptDkJDxDuLEGs7VdJxLqfigEL+/R8hHNtw3WONrKiWZYE X6l6RINEIIlMkOZ2UY6YY0SXHGGWHvmcwj7dfpJiiI/biKLnibYlUkk0Hh/bb2ilDuPcq/zEECn QN/XDgda X-Proofpoint-ORIG-GUID: 59mKuHNKW4E3iS_TC5kzE0Al1Dgpdymx X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1117,Hydra:6.1.9,FMLib:17.12.80.40 definitions=2025-09-23_07,2025-09-22_05,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 bulkscore=0 adultscore=0 priorityscore=1501 spamscore=0 clxscore=1015 suspectscore=0 phishscore=0 malwarescore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2507300000 definitions=main-2509200004 On 9/22/2025 6:02 PM, Wesley Cheng wrote: > > > On 9/22/2025 1:14 PM, Rob Herring wrote: >> On Fri, Sep 19, 2025 at 08:21:02PM -0700, Wesley Cheng wrote: >>> Add the Glymur compatible to the M31 eUSB2 PHY, and use the SM8750 as >>> the fallback. >>> >>> Signed-off-by: Wesley Cheng >>> --- >>>   .../devicetree/bindings/phy/qcom,m31-eusb2-phy.yaml   | 11 ++++++----- >>>   1 file changed, 6 insertions(+), 5 deletions(-) >>> >>> diff --git >>> a/Documentation/devicetree/bindings/phy/qcom,m31-eusb2-phy.yaml >>> b/Documentation/devicetree/bindings/phy/qcom,m31-eusb2-phy.yaml >>> index c84c62d0e8cb..b96b1ee80257 100644 >>> --- a/Documentation/devicetree/bindings/phy/qcom,m31-eusb2-phy.yaml >>> +++ b/Documentation/devicetree/bindings/phy/qcom,m31-eusb2-phy.yaml >>> @@ -15,9 +15,12 @@ description: >>>   properties: >>>     compatible: >>> -    items: >>> -      - enum: >>> -          - qcom,sm8750-m31-eusb2-phy >>> +    oneOf: >>> +      - items: >>> +          - enum: >>> +              - qcom,glymur-m31-eusb2-phy >>> +          - const: qcom,sm8750-m31-eusb2-phy >>> +      - const: qcom,sm8750-m31-eusb2-phy >>>     reg: >>>       maxItems: 1 >>> @@ -53,8 +56,6 @@ required: >>>     - compatible >>>     - reg >>>     - "#phy-cells" >>> -  - clocks >>> -  - clock-names >> >> How is it compatible if clocks aren't required now? And clocks are >> suddenly no longer required on sm8750? >> > > Hi Rob, > > It depends on the clock subsystem.  On SM8750, we still need the clock > entry, because we need to control the output of our CXO/reference clock > to our HS PHY.  However, on chipsets like Glymur, some HS PHYs in our > USB subsystem doesn't have this refclk output control. > I've updated the bindings to keep it required for SM8750 and optional on Glymur. Thanks Wesley Cheng > Thanks > Wesley Cheng > >>>     - resets >>>     - vdd-supply >>>     - vdda12-supply