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Thu, 12 Nov 2026 01:37:33 -0800 (PST) Received: from [10.204.79.28] ([202.46.23.25]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-8baaa1b1bf1sm3225569b3a.12.2026.11.12.01.37.28 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 12 Nov 2026 01:37:33 -0800 (PST) From: Jayant Shekhar X-Google-Original-From: Jayant Shekhar Message-ID: Date: Thu, 12 Nov 2026 15:07:27 +0530 X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 1/2] dt-bindings: display: panel: Add Novatek NT37802 To: Krzysztof Kozlowski , Jayant Shekhar , Neil Armstrong , Jessica Zhang , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Jayant Shekhar Cc: dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20261109-jshekhar-nt37802-v2-0-a8e9efdcabd7@oss.qualcomm.com> <20261109-jshekhar-nt37802-v2-1-a8e9efdcabd7@oss.qualcomm.com> <9b05fd08-7bfc-462b-81b8-a560350f4235@kernel.org> Content-Language: en-US In-Reply-To: <9b05fd08-7bfc-462b-81b8-a560350f4235@kernel.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Proofpoint-GUID: VdYTJXtVA-vA07yengJ2Hi0EJ1jII16J X-Proofpoint-Spam-Info: AW1haW4tMjYxMTEyMDAzOCBTYWx0ZWRfX3kuirZ3WGWgY 3GorSp1hC5KsPo5XS7WgTfvkdSJrJpsvBt9wrQ9MNrUItk39w0ctj3LKCB/mp+FsEQ7xG6NtHGq g/f0BQFb0bWyCreeORqsJ/XGO2YYQR4= X-Proofpoint-ORIG-GUID: VdYTJXtVA-vA07yengJ2Hi0EJ1jII16J X-Authority-Analysis: v=2.4 cv=d49gWhjE c=1 sm=1 tr=0 ts=6af588de cx=c_pps a=WW5sKcV1LcKqjgzy2JUPuA==:117 a=ZePRamnt/+rB5gQjfz0u9A==:17 a=IkcTkHD0fZMA:10 a=zJRp6_cAMcgA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=YMgV9FUhrdKAYTUUvYB2:22 a=gEfo2CItAAAA:8 a=EUspDBNiAAAA:8 a=VwQbUJbxAAAA:8 a=sM0BxRoSGqECXxgCHJEA:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 a=OpyuDcXvxspvyRM73sMx:22 a=sptkURWiP4Gy88Gu7hUp:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYxMTEyMDAzOCBTYWx0ZWRfX08+KkCoo9GjZ KsiQ3llrWHZJ1pzE3EaygQX7XmJj4VivRA8T8T7Eyw4T8Csqiq/3YH/UkbeBedtW5aPl39U8ImL 8J1ZlsD3NDBNceoJwwAw+mvqPuwq3hPmHAKSobahuuYusRjcb7U5heedS99M0FvKOaSdEvZhYH0 +XBZiUL8kxj4DrnnC+KE2hiSbD0eMh8JsvzdXgniaD9YiHgSFB5NWY/vVud1IZC34M4KFR/BLwq GAe1XBsqNmAMB2sUE1uQkfDE2pK/jKOOwuLEoXJ6driQOvuhv3iAIbc/olDW1irJGrqJfkZGSoy 5D3uX+d2gQ2QrVwrBu0Np2ZKsf962OcB0v8vj1gA2vl5DkS/bkLJZ7/A7uxat0+ioTqB9zj8Feb O9IOxo/Nr5hA6A4EoDOlFddGuS4bJ3xO1Y0hsv+VJsx80e21wNsn6jmkdP2akQ+6zsLVb1bLb4a h0Acju1VzsVB5Z3vQvA== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.138,FMLib:17.12.100.49 definitions=2026-11-12_01,2026-11-11_03,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 spamscore=0 malwarescore=0 clxscore=1015 suspectscore=0 adultscore=0 lowpriorityscore=0 impostorscore=0 bulkscore=0 priorityscore=1501 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2611040001 definitions=main-2611120038 On 09-11-2026 18:48, Krzysztof Kozlowski wrote: > On 09/11/2026 07:27, Jayant Shekhar wrote: >> Document the Novatek NT37802 AMOLED DSI command-mode panel. >> >> Signed-off-by: Jayant Shekhar >> --- >> .../bindings/display/panel/novatek,nt37801.yaml | 49 ++++++++++++++++++++-- >> 1 file changed, 45 insertions(+), 4 deletions(-) >> >> diff --git a/Documentation/devicetree/bindings/display/panel/novatek,nt37801.yaml b/Documentation/devicetree/bindings/display/panel/novatek,nt37801.yaml >> index 1b38c1d0af68..be318cc84d52 100644 >> --- a/Documentation/devicetree/bindings/display/panel/novatek,nt37801.yaml >> +++ b/Documentation/devicetree/bindings/display/panel/novatek,nt37801.yaml >> @@ -4,26 +4,30 @@ >> $id: http://devicetree.org/schemas/display/panel/novatek,nt37801.yaml# >> $schema: http://devicetree.org/meta-schemas/core.yaml# >> >> -title: Novatek NT37801 AMOLED DSI Panel >> +title: Novatek NT37801 and NT37802 AMOLED DSI Panels >> >> maintainers: >> - Krzysztof Kozlowski >> >> description: >> - Naming is inconclusive and different sources claim this is either Novatek >> - NT37801 or NT37810 AMOLED DSI Panel. >> + Naming is inconclusive and different sources claim the NT37801 panel is >> + either Novatek NT37801 or NT37810. The NT37802 panel uses the same common >> + DSI interface and regulator supplies, and additionally requires EXVDD. > What is EXVDD supply? The example DTS suggests it is something fake. Its not fake, it would be something like below:     display_panel_vdd: regulator-display-panel-vdd {         compatible = "regulator-fixed";         regulator-name = "display-panel-vdd";         regulator-min-microvolt = <1100000>;         regulator-max-microvolt = <1100000>;         startup-delay-us = <233>;         gpio = <&pmd8028_e1_gpios 2 GPIO_ACTIVE_HIGH>;         enable-active-high;         regulator-boot-on;         pinctrl-0 = <&sde_disp0_vdd_active>;         pinctrl-names = "default"; }; Thanks, Jayant > Best regards, > Krzysztof