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Sun, 11 Oct 2026 23:18:05 -0700 (PDT) X-Received: by 2002:a17:90b:164b:b0:3aa:fc22:8ab4 with SMTP id 98e67ed59e1d1-3ab3a97eb66mr6399515a91.29.1791785884714; Sun, 11 Oct 2026 23:18:04 -0700 (PDT) Received: from [10.204.78.217] ([202.46.23.25]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-3ab38f4863esm17543736a91.11.2026.10.11.23.17.56 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 11 Oct 2026 23:18:04 -0700 (PDT) Message-ID: <926167d5-e912-42b5-a040-be2bf220adbc@oss.qualcomm.com> Date: Mon, 12 Oct 2026 11:47:54 +0530 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 4/5] arm64: dts: qcom: kaanapali-mtp: Enable USB headset and Type-C accessory mode To: Dmitry Baryshkov Cc: Rob Clark , Dmitry Baryshkov , Abhinav Kumar , Jessica Zhang , Sean Paul , Marijn Suijten , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Kuogee Hsieh , Yongxing Mou , Yuanjie Yang , Bjorn Andersson , Konrad Dybcio , Abel Vesa , Mahadevan P , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20261005-kaanapali_dp-v1-0-6faeac3a6d59@oss.qualcomm.com> <20261005-kaanapali_dp-v1-4-6faeac3a6d59@oss.qualcomm.com> Content-Language: en-US From: Balaji Kalkonda In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Authority-Analysis: v=2.4 cv=Woe+otfv c=1 sm=1 tr=0 ts=6acc7b9d cx=c_pps a=RP+M6JBNLl+fLTcSJhASfg==:117 a=ZePRamnt/+rB5gQjfz0u9A==:17 a=IkcTkHD0fZMA:10 a=660iZSQnnn4A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=YMgV9FUhrdKAYTUUvYB2:22 a=EUspDBNiAAAA:8 a=84AGO2jvVljra0sjFOsA:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 a=iS9zxrgQBfv6-_F4QbHw:22 X-Proofpoint-GUID: n-ZisXWNGbFLN4w769XOgrCJkgBMBtrO X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYxMDEyMDAyNCBTYWx0ZWRfXyoPXUSrFG5uG E+Fv3gEW66N0ZrMHesYknNkRzQ2EtPz+HZrMAQLjSHTRu9pU6C95P6PFyWabDSjAWHaHwoOegeH cYu8OcMnQNBcleWFMTMqg9v/Wy2/BqXa5f3L9JWbRmCxc1QOZGAeP8ugySWuvvs9Ob3ITwH9kF9 zrtUdKAeabPtvwyY2hK7kY3fWQ938DMh2as+4H6aHy4gW4bjn4fKsmrO0QvY6gZE3N+icip5+sQ cMy/KaGd2yiby5mXN03gkiRMG2p1W7bP5WWHnqegzzKXlpzDOixb/eQW0ZW+9nbfQxYVNMtPnZJ e3uulUmxJt/wzI+49fuJJMjTbRQa4OPQ+STOimWy8ee6X+kbe8dxmeRLYfXaC1sPflY5qzb7F0d +yVOoUFSc9T5T74FUYu9T5kd5d0A7WQvTGeyHzpTYDbC8sxT4ao5kUKUPPDReR1tL597lhMyLLy 9fA13UfzqH7d8FZ+fzA== X-Proofpoint-Spam-Info: AW1haW4tMjYxMDEyMDAyNCBTYWx0ZWRfX/TpVsA3BnJlH bpxxogSTT4N018XOaPk72EitjYolYA4rD2OrTKy9GO4PalYPi1MAlHFPqtkaXj3eY8w1THZsIzN MfLBAO69PbhRCQM+5MyaeHo75pbUhKc= X-Proofpoint-ORIG-GUID: n-ZisXWNGbFLN4w769XOgrCJkgBMBtrO X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-10-12_02,2026-10-09_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 impostorscore=0 priorityscore=1501 phishscore=0 spamscore=0 suspectscore=0 lowpriorityscore=0 malwarescore=0 adultscore=0 clxscore=1015 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2610080000 definitions=main-2610120024 On 09-10-2026 02:04 pm, Dmitry Baryshkov wrote: > On Mon, Oct 05, 2026 at 12:54:29PM +0530, Balaji Kalkonda wrote: >> MTP does not have audio jack connected and relies on USB mux (WCD9395). >> Add necessary nodes for proper audio headset support along with USB >> Type-C accessory mode and orientation. >> >> Signed-off-by: Balaji Kalkonda >> --- >> arch/arm64/boot/dts/qcom/kaanapali-mtp.dts | 51 ++++++++++++++++++++++++++++++ >> 1 file changed, 51 insertions(+) >> >> @@ -916,6 +926,42 @@ &gpu_zap_shader { >> firmware-name = "qcom/kaanapali/gen80200_zap.mbn"; >> }; >> >> +&i2c3 { > No clock-frequency? > >> + status = "okay"; >> + >> + wcd_usbss: typec-mux@e { Hi Dmitry, The default I2C bus frequency for i2c3 is 100 kHz as configured by the controller driver. That is sufficient for the WCD9395 USB Type‑C mux use case, so an explicit clock-frequency property is not needed here. Thanks and regards, Balaji