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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-6507bf6d4acsm10128635a12.30.2026.01.09.03.29.35 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 09 Jan 2026 03:29:36 -0800 (PST) Message-ID: <6e8e6583-033f-439e-bd92-b24fe432fb96@oss.qualcomm.com> Date: Fri, 9 Jan 2026 12:29:34 +0100 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 v2 4/4] arm64: dts: qcom: Add base PURWA-IOT-EVK board To: YijieYang , andersson@kernel.org, konradybcio@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org Cc: linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, krzysztof.kozlowski@oss.qualcomm.com References: <20260109-purwa-v2-0-f39ee10684cb@oss.qualcomm.com> <20260109080000.606603-4-yijie.yang@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20260109080000.606603-4-yijie.yang@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-ORIG-GUID: 0H0ut6xrdgrLyqOKrJH2RDWzm2Di41AY X-Authority-Analysis: v=2.4 cv=JP42csKb c=1 sm=1 tr=0 ts=6960e6a2 cx=c_pps a=HLyN3IcIa5EE8TELMZ618Q==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=vUbySO9Y5rIA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=EUspDBNiAAAA:8 a=CyKOSZu2003Xl6tYHn0A:9 a=QEXdDO2ut3YA:10 a=bTQJ7kPSJx9SKPbeHEYW:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMTA5MDA4NCBTYWx0ZWRfX4d1kJETY4KJn rSxkNhHe49/Jw2PG2WHYPPWHkGQv1NhdCPkv6ML+0mG9YR739coVE/zMu38N+oW90W06eOAOIG7 kGRutA4jGN7Z78WC8MUw4CVisQYg3NJ11qBr0IPeVbPMLl0FkW4Dhnbbnip2XNl0V394Xh3stmh 9TnDgChtKiWH229I2RDcaklm1TOi6GWKsq/h6RSXX8HofHTKUt7rdV52S/WQgUsLHnElq6X5xWS hH4XOTgbT2p7H5r09X1O/UvPe0aoDz6gZ/xfi6rOmN8nwP/vZeQYBno3iDyRcsSQ85bxUa1dzdA q8vIL7ID7e7XpZ/EtgzAju3Xk/FChyDaSs9N6AxW+8N0uLsz6HQo9oVk6g5CBkuY0GPmyOop0bn 5TOILf5UHtQ+Glk6EzW+UukNUdm6fVPkJyrw6pPhMeJAL1R2bMBA9L0KenxtHUqMUUujlJ2mWS/ /h9S6HadyRHG3N5XO8g== X-Proofpoint-GUID: 0H0ut6xrdgrLyqOKrJH2RDWzm2Di41AY X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.100.49 definitions=2026-01-09_03,2026-01-08_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 adultscore=0 suspectscore=0 spamscore=0 priorityscore=1501 clxscore=1015 malwarescore=0 bulkscore=0 impostorscore=0 phishscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2512120000 definitions=main-2601090084 On 1/9/26 8:59 AM, YijieYang wrote: > From: Yijie Yang > > The PURWA-IOT-EVK is an evaluation platform for IoT products, composed of > the Purwa IoT SoM and a carrier board. Together, they form a complete > embedded system capable of booting to UART. [...] > - backlight: backlight { > - compatible = "pwm-backlight"; > - pwms = <&pmk8550_pwm 0 5000000>; > - enable-gpios = <&pmc8380_3_gpios 4 GPIO_ACTIVE_HIGH>; > - power-supply = <&vreg_edp_bl>; > - > - pinctrl-0 = <&edp_bl_en>, <&edp_bl_pwm>; > - pinctrl-names = "default"; > - }; Is the backlight infra different on the Purwa IoT EVK? > - > wcd938x: audio-codec { > compatible = "qcom,wcd9385-codec"; > > @@ -60,32 +50,6 @@ chosen { > stdout-path = "serial0:115200n8"; > }; > > - connector3 { > - compatible = "usb-a-connector"; > - label = "USB-3-Type-A"; > - power-role = "source"; > - > - vbus-supply = <®ulator_usb3_vbus>; > - > - port { > - connector_3_in: endpoint { > - }; > - }; > - }; > - > - connector6 { > - compatible = "usb-a-connector"; > - label = "USB-6-Type-A"; > - power-role = "source"; > - > - vbus-supply = <®ulator_usb6_vbus>; > - > - port { > - connector_4_in: endpoint { > - }; > - }; > - }; Are there no Type-A ports? [...] > panel { > compatible = "edp-panel"; > > - backlight = <&backlight>; > + //backlight = <&backlight>; FWIW we can't merge dead code > power-supply = <&vreg_edp_3p3>; > > port { > @@ -920,23 +886,6 @@ &mdss_dp3_phy { > status = "okay"; > }; > > -&pcie4_port0 { > - wifi@0 { > - compatible = "pci17cb,1107"; > - reg = <0x10000 0x0 0x0 0x0 0x0>; > - > - vddaon-supply = <&vreg_pmu_aon_0p59>; > - vddwlcx-supply = <&vreg_pmu_wlcx_0p8>; > - vddwlmx-supply = <&vreg_pmu_wlmx_0p85>; > - vddrfacmn-supply = <&vreg_pmu_rfa_cmn>; > - vddrfa0p8-supply = <&vreg_pmu_rfa_0p8>; > - vddrfa1p2-supply = <&vreg_pmu_rfa_1p2>; > - vddrfa1p8-supply = <&vreg_pmu_rfa_1p8>; > - vddpcie0p9-supply = <&vreg_pmu_pcie_0p9>; > - vddpcie1p8-supply = <&vreg_pmu_pcie_1p8>; > - }; > -}; Is the Wi-Fi solution different? Konrad