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[46.124.199.213]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-48a822bf3ffsm143934275e9.7.2026.05.01.06.52.54 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 01 May 2026 06:52:55 -0700 (PDT) From: Luca Weiss Date: Fri, 01 May 2026 15:52:46 +0200 Subject: [PATCH 2/4] drm/panel: Add driver for Novatek NT37705 panel Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260501-fp6-panel-v1-2-e09cb05651cc@fairphone.com> References: <20260501-fp6-panel-v1-0-e09cb05651cc@fairphone.com> In-Reply-To: <20260501-fp6-panel-v1-0-e09cb05651cc@fairphone.com> To: Neil Armstrong , Jessica Zhang , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bjorn Andersson , Konrad Dybcio Cc: ~postmarketos/upstreaming@lists.sr.ht, phone-devel@vger.kernel.org, dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, Luca Weiss X-Mailer: b4 0.15.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1777643570; l=16715; i=luca.weiss@fairphone.com; s=20250611; h=from:subject:message-id; bh=V4H5o84ULyZbBKOijfA3ePaV5yYn20I50mAguDLxKxc=; b=v381AjKbFg0AzynxDkRd7EcaELic1kLFZaxEZrmIJsPyPEN4uz08HrPZUvzMeJFMqjQCCbczX fUS4gSPSjAMCAVl9iQ+49jjfq1n7Mcsch6a0v1h5ohY/KI0LPm5VYhp X-Developer-Key: i=luca.weiss@fairphone.com; a=ed25519; pk=O1aw+AAust5lEmgrNJ1Bs7PTY0fEsJm+mdkjExA69q8= Add support for the 2484x1116 AMOLED panel from BOE (BJ631JHM-T71-D900) bundled with a NT37705 driver IC, as found on the Fairphone (Gen. 6) smartphone. The panel can also be configured in 10-bit (RGB101010) mode, however currently it's configured in 8-bit (RGB888) since there's some issues in the Qualcomm DPU driver when driving this panel in 10-bit. Signed-off-by: Luca Weiss --- drivers/gpu/drm/panel/Kconfig | 11 + drivers/gpu/drm/panel/Makefile | 1 + drivers/gpu/drm/panel/panel-novatek-nt37705.c | 413 ++++++++++++++++++++++++++ 3 files changed, 425 insertions(+) diff --git a/drivers/gpu/drm/panel/Kconfig b/drivers/gpu/drm/panel/Kconfig index 979109c27b9b..59ab3f29d8ef 100644 --- a/drivers/gpu/drm/panel/Kconfig +++ b/drivers/gpu/drm/panel/Kconfig @@ -624,6 +624,17 @@ config DRM_PANEL_NOVATEK_NT37700F Say Y here if you want to enable support for Novatek NT37700F DSI panel module. The panel has a resolution of 1080x2160. +config DRM_PANEL_NOVATEK_NT37705 + tristate "Novatek NT37705-based DSI panel" + depends on OF + depends on DRM_MIPI_DSI + depends on BACKLIGHT_CLASS_DEVICE + select DRM_KMS_HELPER + help + Say Y here if you want to enable support for Novatek NT37705-based + display panels, such as the one found in the The Fairphone (Gen. 6) + smartphone. + config DRM_PANEL_NOVATEK_NT37801 tristate "Novatek NT37801/NT37810 AMOLED DSI panel" depends on OF diff --git a/drivers/gpu/drm/panel/Makefile b/drivers/gpu/drm/panel/Makefile index 0d694acbfbb6..94639bc58ca8 100644 --- a/drivers/gpu/drm/panel/Makefile +++ b/drivers/gpu/drm/panel/Makefile @@ -61,6 +61,7 @@ obj-$(CONFIG_DRM_PANEL_NOVATEK_NT36523) += panel-novatek-nt36523.o obj-$(CONFIG_DRM_PANEL_NOVATEK_NT36672A) += panel-novatek-nt36672a.o obj-$(CONFIG_DRM_PANEL_NOVATEK_NT36672E) += panel-novatek-nt36672e.o obj-$(CONFIG_DRM_PANEL_NOVATEK_NT37700F) += panel-novatek-nt37700f.o +obj-$(CONFIG_DRM_PANEL_NOVATEK_NT37705) += panel-novatek-nt37705.o obj-$(CONFIG_DRM_PANEL_NOVATEK_NT37801) += panel-novatek-nt37801.o obj-$(CONFIG_DRM_PANEL_NOVATEK_NT39016) += panel-novatek-nt39016.o obj-$(CONFIG_DRM_PANEL_MANTIX_MLAF057WE51) += panel-mantix-mlaf057we51.o diff --git a/drivers/gpu/drm/panel/panel-novatek-nt37705.c b/drivers/gpu/drm/panel/panel-novatek-nt37705.c new file mode 100644 index 000000000000..27bd8072ccd1 --- /dev/null +++ b/drivers/gpu/drm/panel/panel-novatek-nt37705.c @@ -0,0 +1,413 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Generated with linux-mdss-dsi-panel-driver-generator from vendor device tree. + * Copyright (c) 2026 Luca Weiss + */ + +#include +#include +#include +#include +#include +#include + +#include