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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b9833871a44sm484502966b.56.2026.03.23.03.52.32 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 23 Mar 2026 03:52:34 -0700 (PDT) Message-ID: <109d21b4-5d16-4689-8383-ecd29bbbf8a6@oss.qualcomm.com> Date: Mon, 23 Mar 2026 11:52:31 +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 v3 3/6] arm64: dts: qcom: msm8953-flipkart-rimob: Enable display and GPU To: cristian_ci@protonmail.com, Neil Armstrong , Jessica Zhang , David Airlie , Simona Vetter , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bjorn Andersson , Konrad Dybcio Cc: dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, ~postmarketos/upstreaming@lists.sr.ht, phone-devel@vger.kernel.org References: <20260321-rimob-new-features-v3-0-d4b8ee867de7@protonmail.com> <20260321-rimob-new-features-v3-3-d4b8ee867de7@protonmail.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20260321-rimob-new-features-v3-3-d4b8ee867de7@protonmail.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=ArXjHe9P c=1 sm=1 tr=0 ts=69c11b74 cx=c_pps a=EVbN6Ke/fEF3bsl7X48z0g==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=Yq5XynenixoA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=Um2Pa8k9VHT-vaBCBUpS:22 a=sfOm8-O8AAAA:8 a=4mdWWUweJ5RzV2WhxXkA:9 a=QEXdDO2ut3YA:10 a=a_PwQJl-kcHnX1M80qC6:22 a=TvTJqdcANYtsRzA46cdi:22 X-Proofpoint-ORIG-GUID: Q2qohQFMZiMEbAOS5TWX5xU6_qv7QTE_ X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMzIzMDA4MyBTYWx0ZWRfX8QOPVBPNKV6k zAgIjtyL3IVKdlw9UEYQIwzHg+I3oOYstxTGsnHU2h0zQFwUrkZftqw6S0AHO/3NwsE1Kw1ELCD Ubs/H+3iBxPsKl5Xt+3r6KnbjYu3LSbDMMenjZ/xKQX6FEgvivPSEyyxgKjOx8+Q7AkwhU9UJQe kxcYvympHoYx0CsOdsLR5ZMp95mnBwLcpUqAYU1fWlSBOzdXFLRQTKznFL+P9HqNecm0ZTEe+l8 gDIJc7fLRdjFgFzy+tcMJ5xpyfmw/mFdIq7IQ3XApQbySm5Ox+r64/faN4JDVI7kMQvIyEwQMN3 aIr6hPdoT20hW8dDBfyqn2ERwX+3EYnOSp0BzhtS94jQm9FRFTAL0N60182GbKGMH20HXHf9/8a M8JGJ+uFy0ZMppAxOeHUTSiSB7THPsU4GNaY5HJ9iSR8loMb/rzJ1thx7k9khBqB7x/SeGQeiLd 5cHQpZHijfqSf55PnVw== X-Proofpoint-GUID: Q2qohQFMZiMEbAOS5TWX5xU6_qv7QTE_ X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-03-23_03,2026-03-20_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 phishscore=0 lowpriorityscore=0 bulkscore=0 priorityscore=1501 spamscore=0 impostorscore=0 suspectscore=0 adultscore=0 malwarescore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2603050001 definitions=main-2603230083 On 3/21/26 5:23 PM, Cristian Cozzolino via B4 Relay wrote: > From: Cristian Cozzolino > > Add the description for the display panel found on this phone. > And with this done we can also enable the GPU and set the zap shader > firmware path. > > Signed-off-by: Cristian Cozzolino > --- [...] > + panel_default: panel-default-state { > + pins = "gpio61"; > + function = "gpio"; > + drive-strength = <8>; > + bias-disable; > + output-high; This says "by default, actively drive the pin not to reset the display panel". Is this actually necessary? Konrad