From nobody Sat Feb 7 17:48:58 2026 Received: from mail-wm1-f53.google.com (mail-wm1-f53.google.com [209.85.128.53]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id F400C392C33 for ; Tue, 3 Feb 2026 07:55:54 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.53 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770105356; cv=none; b=eRTcerV4LOX2CbruxLBzFtFsLymy+W2BSL/7/Hx+UMFr4lo1cXt/A1iglC/kYNokCw/fsjXE41jLSX2bknsiPakJOHXYJTXbvhPv1qj4z9O9IA4DqiqrmjoCz/mvjkn4nKrLUgKNfkN9QNU6FY+aBla9JgLhhuqtpEbt9w/lS1g= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770105356; c=relaxed/simple; bh=DoQczxDPREytJbW4jP8uQNx7/zcyDb2WnYAv83lFMhY=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=TarhqGLv1V56LUW+LAkLc1ipBo3tq8sF3ZbGxk/jLGK2tanif//ZQuR8q7qlnyO8yrjcBPsd1zX75mwU4/lcZcTQCYyvUJHepm5eWpk3H/Xu+lS1qdt1TZtu5fl9D6PkU1ITetjjAIUAHlyb93YT2LhFTny4u9KQgmmfSL+3HGc= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=amarulasolutions.com; spf=pass smtp.mailfrom=amarulasolutions.com; dkim=pass (1024-bit key) header.d=amarulasolutions.com header.i=@amarulasolutions.com header.b=MBhyiYIo; arc=none smtp.client-ip=209.85.128.53 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=amarulasolutions.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=amarulasolutions.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=amarulasolutions.com header.i=@amarulasolutions.com header.b="MBhyiYIo" Received: by mail-wm1-f53.google.com with SMTP id 5b1f17b1804b1-4806ce0f97bso44701795e9.0 for ; Mon, 02 Feb 2026 23:55:54 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amarulasolutions.com; s=google; t=1770105353; x=1770710153; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=qmHyVEr++wpRSnz4Jn6qt3RgQDZ7+xjd99ZnGXWHUBY=; b=MBhyiYIoUz1+LMNdFCCVycmJoPq1yJ5d5bbVg+p+l4mNMmUbt1es5/B/B4GRsYyNAv ueFnsCkkppIbRkjg+k2n+JGdZyShozS6pfzuYh5z1iSWF/+sXjrta0DBJ+QPoiLoh8yr gyIvAKZeXoZ0pMe7thnu3BAQgnYnWcCZzPvKQ= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1770105353; x=1770710153; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=qmHyVEr++wpRSnz4Jn6qt3RgQDZ7+xjd99ZnGXWHUBY=; b=xB585vOUfjD/GgBgWNbH9BJlpXgw6hUtC0hLXFQ/djIDntM1kzsPw3RFpAWJRQVNrQ ev6S+7UmkKfevtbFAgv4CBQFa4zCokYFKwUMA2sof6B0fzEStdTOu85WLglCrlrLrHDL f4+CD6d1BK4Rm7g1NeKsgsCk1zMIOV50HvjE1Dq66GA8PX2Mfh8Vz47AkXVsjJymsqlt E28Aw2YtVsaXILJWRqzNIEY1SyAuJQHgQUA4H4YDwMpQTYi3JyChpUtKT2LY5rCc8ZdF G9+6TLRAX+fro0fnTlCU5fXTSUtZ4vSd8qD3tx0m4deOc0cRtx20ABMGiE2hE2zjGWqK oQww== X-Gm-Message-State: AOJu0YwDtIGaN8EnwkqbApCubFbxK3BwoVg/Yr4GvEn3wCZGWWggN34b 6zX9aZspIdKUYCcQc/cS/gR+CRWWGiUd/yaFtlVxG9JZLXH38OKD8i8aWvMIRXUKumZrvtPduPx AkrzQHA4= X-Gm-Gg: AZuq6aL5TDp1vKW+u5bycPk/6yhQDSpBcZrBtpl3BCQ7joLSkjv3cxqxhnsX4tfH9oN wJe0KEHhpFzhRzZeIrwKPnllIN+CFxdgw9nmi1AnkKyKl268zcp4H0Qxpx1VzLuOC3u2Psx5Hl9 X2jMYoTRzT2/THCzAqW9V2+AF+qcE/CiJYXtbCq3PevObzpibqkVG0bhhozS5ONTYGuKRFKJMr7 wHywRCygx5JsrqLrc+LoeM0xvxKeSU+NQIpE/SRkJ3t71g+xoajvCzBDg7EEebRgMcAsTgsMbtR IPCuE6q349l9YWyBJzbOXzxeZss9Q61iQApAI7xiQ07m7hnG5kvO1rA4n1l71zbX7OReBbzJSab 3rKMbkrWqUvIBaAJ6RGRoLEJG+obPQk1Rk7oVU90MGp7Y/O6vPpaW6sZvi1cBT+zyAevGfFLNAg 0aG7KAOeG9a01Fn9/ljfOmgi0x7yx+mOxdfQwHgOWM7TCTagwCYm54QBnnvSMcA+OEP2ORnlZdr QrNIhGIFaxpCMxOlSkTXpliFH+PUhetd7YxD+ebRZMeu/KZDfZqnST00ruMS1WGGHdm9tR+LeEF jK8DwuDY6EU= X-Received: by 2002:a05:600c:4506:b0:47d:8479:78d5 with SMTP id 5b1f17b1804b1-482db4486demr193813085e9.7.1770105353123; Mon, 02 Feb 2026 23:55:53 -0800 (PST) Received: from dario-ThinkPad-P14s-Gen-5.homenet.telecomitalia.it (host-95-248-31-95.retail.telecomitalia.it. [95.248.31.95]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-482e267b699sm111939885e9.16.2026.02.02.23.55.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 02 Feb 2026 23:55:52 -0800 (PST) From: Dario Binacchi To: linux-kernel@vger.kernel.org Cc: linux-amarula@amarulasolutions.com, Dario Binacchi , David Airlie , Jessica Zhang , Maarten Lankhorst , Maxime Ripard , Michael Walle , Neil Armstrong , Simona Vetter , Thomas Zimmermann , dri-devel@lists.freedesktop.org Subject: [PATCH v3 1/4] drm/panel: ilitek-ili9806e: rename to specific DSI driver Date: Tue, 3 Feb 2026 08:54:48 +0100 Message-ID: <20260203075548.14907-2-dario.binacchi@amarulasolutions.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260203075548.14907-1-dario.binacchi@amarulasolutions.com> References: <20260203075548.14907-1-dario.binacchi@amarulasolutions.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" The Ilitek ILI9806E controller can support different transport buses, such as MIPI-DSI and SPI. The current implementation is specific to the MIPI-DSI interface. In preparation for adding SPI support, rename the current Kconfig symbol and files to be DSI-specific, clarifying the current scope of the code. Since DRM_PANEL_ILITEK_ILI9806E is not used in any in-tree defconfig, the symbol is renamed directly to DRM_PANEL_ILITEK_ILI9806E_DSI without providing a legacy compatibility alias. Signed-off-by: Dario Binacchi --- (no changes since v1) MAINTAINERS | 2 +- drivers/gpu/drm/panel/Kconfig | 6 +++--- drivers/gpu/drm/panel/Makefile | 2 +- ...{panel-ilitek-ili9806e.c =3D> panel-ilitek-ili9806e-dsi.c} | 2 +- 4 files changed, 6 insertions(+), 6 deletions(-) rename drivers/gpu/drm/panel/{panel-ilitek-ili9806e.c =3D> panel-ilitek-il= i9806e-dsi.c} (99%) diff --git a/MAINTAINERS b/MAINTAINERS index 0efa8cc6775b..46941413ed5c 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -7917,7 +7917,7 @@ F: drivers/gpu/drm/panel/panel-ilitek-ili9805.c DRM DRIVER FOR ILITEK ILI9806E PANELS M: Michael Walle S: Maintained -F: drivers/gpu/drm/panel/panel-ilitek-ili9806e.c +F: drivers/gpu/drm/panel/panel-ilitek-ili9806e-dsi.c =20 DRM DRIVER FOR JADARD JD9365DA-H3 MIPI-DSI LCD PANELS M: Jagan Teki diff --git a/drivers/gpu/drm/panel/Kconfig b/drivers/gpu/drm/panel/Kconfig index 7a83804fedca..692cd474910d 100644 --- a/drivers/gpu/drm/panel/Kconfig +++ b/drivers/gpu/drm/panel/Kconfig @@ -257,14 +257,14 @@ config DRM_PANEL_ILITEK_ILI9805 Say Y if you want to enable support for panels based on the Ilitek ILI9805 controller. =20 -config DRM_PANEL_ILITEK_ILI9806E - tristate "Ilitek ILI9806E-based panels" +config DRM_PANEL_ILITEK_ILI9806E_DSI + tristate "Ilitek ILI9806E-based DSI panels" depends on OF depends on DRM_MIPI_DSI depends on BACKLIGHT_CLASS_DEVICE help Say Y if you want to enable support for panels based on the - Ilitek ILI9806E controller. + Ilitek ILI9806E controller using DSI. =20 config DRM_PANEL_ILITEK_ILI9881C tristate "Ilitek ILI9881C-based panels" diff --git a/drivers/gpu/drm/panel/Makefile b/drivers/gpu/drm/panel/Makefile index b9562a6fdcb3..00071a983242 100644 --- a/drivers/gpu/drm/panel/Makefile +++ b/drivers/gpu/drm/panel/Makefile @@ -26,7 +26,7 @@ obj-$(CONFIG_DRM_PANEL_HYDIS_HV101HD1) +=3D panel-hydis-h= v101hd1.o obj-$(CONFIG_DRM_PANEL_ILITEK_IL9322) +=3D panel-ilitek-ili9322.o obj-$(CONFIG_DRM_PANEL_ILITEK_ILI9341) +=3D panel-ilitek-ili9341.o obj-$(CONFIG_DRM_PANEL_ILITEK_ILI9805) +=3D panel-ilitek-ili9805.o -obj-$(CONFIG_DRM_PANEL_ILITEK_ILI9806E) +=3D panel-ilitek-ili9806e.o +obj-$(CONFIG_DRM_PANEL_ILITEK_ILI9806E_DSI) +=3D panel-ilitek-ili9806e-dsi= .o obj-$(CONFIG_DRM_PANEL_ILITEK_ILI9881C) +=3D panel-ilitek-ili9881c.o obj-$(CONFIG_DRM_PANEL_ILITEK_ILI9882T) +=3D panel-ilitek-ili9882t.o obj-$(CONFIG_DRM_PANEL_INNOLUX_EJ030NA) +=3D panel-innolux-ej030na.o diff --git a/drivers/gpu/drm/panel/panel-ilitek-ili9806e.c b/drivers/gpu/dr= m/panel/panel-ilitek-ili9806e-dsi.c similarity index 99% rename from drivers/gpu/drm/panel/panel-ilitek-ili9806e.c rename to drivers/gpu/drm/panel/panel-ilitek-ili9806e-dsi.c index 18aa6222b0c5..c337c4f1a1c7 100644 --- a/drivers/gpu/drm/panel/panel-ilitek-ili9806e.c +++ b/drivers/gpu/drm/panel/panel-ilitek-ili9806e-dsi.c @@ -561,5 +561,5 @@ module_mipi_dsi_driver(ili9806e_dsi_driver); =20 MODULE_AUTHOR("Gunnar Dibbern "); MODULE_AUTHOR("Michael Walle "); -MODULE_DESCRIPTION("Ilitek ILI9806E Controller Driver"); +MODULE_DESCRIPTION("Ilitek ILI9806E Controller DSI Driver"); MODULE_LICENSE("GPL"); --=20 2.43.0 From nobody Sat Feb 7 17:48:58 2026 Received: from mail-wm1-f42.google.com (mail-wm1-f42.google.com [209.85.128.42]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 90A69392C45 for ; Tue, 3 Feb 2026 07:55:56 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.42 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770105358; cv=none; b=uHuEhrjsIB1sTWKU6U76ngXnDzJGtlxi/t1HVvfMNq6mJpWTIqzcCrxxBGM2lcq0ka+9iLEsY3sjeky7P54rFllKGn7QJKm5cPyeiSO4hDOdXtNRSjo4J50lFVHqZ8mL6G4aGOxeUM1b2wZi85eZ761rj8cYve6sZlXZ3umfisk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770105358; c=relaxed/simple; bh=szm8Uomj5bI4W1v8WUW4XrVEGCbi/pOYAIYLV58AJAU=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=C8W1sdirLVbBvDU09MPoelqiGSKTucaYx2CoOeBRgG5N3zHqEqcNjxoRDq0aDlQmt6ErGwM2UE5nDpMsc7npxIczprTs2NA6Ii+Nl3LrmcFaLBTu1X+f6HpYRAzER+mzOqE6Xi1Yw8bcjEgXGiI9x/pDKgDy6132xbH0txxQQsk= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=amarulasolutions.com; spf=pass smtp.mailfrom=amarulasolutions.com; dkim=pass (1024-bit key) header.d=amarulasolutions.com header.i=@amarulasolutions.com header.b=GY0OvEmU; arc=none smtp.client-ip=209.85.128.42 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=amarulasolutions.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=amarulasolutions.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=amarulasolutions.com header.i=@amarulasolutions.com header.b="GY0OvEmU" Received: by mail-wm1-f42.google.com with SMTP id 5b1f17b1804b1-47ee76e8656so70162645e9.0 for ; Mon, 02 Feb 2026 23:55:56 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amarulasolutions.com; s=google; t=1770105355; x=1770710155; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=EIVzFm2wIlSLx0Rbu93iak9eeRh07s43e8fHxMkJycE=; b=GY0OvEmUWPJQFK44XAVTE+CJHk6W4uGStDCoknJ9LvM80y/W/9wMPp/mGGa65pNY2D 3ht6M24V45rj/qX7qzPn6QS3JpcfopJqF2qGIPrhSZ4Vcx4AJrvPpzBVo39FiLAqeAjP aBy8/XNLQ6Q70Jw8mSby9CRpAxDvAFEPy5GRY= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1770105355; x=1770710155; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=EIVzFm2wIlSLx0Rbu93iak9eeRh07s43e8fHxMkJycE=; b=NkB9vTDN1FN9uyTw54/hw57OgHgxZP/2LvLfANU+jLvfHjXPMMUH7Mq9wL8ZVVkqoQ EElfmSRalDwvyYZMblJYqqyUPk5Wqe6u0GpYo7502a5EAi1mGWr5fDlSrYJr+aPJE8sq kw5WXfWgVE+5oZN5SbWg6Ck40tDtJgd7CfgoDxjSnkhVolcsM1KFT2axuyAjUmewaLIg n7E61SU/nG5oF8FB/C49YZgJbBws81BugspT/N+goUTI2RRm+Y1wPAywFk4mnL07ADC6 nBhO0IQkWf4xkycOtUhLumAnuGOzkY2Z5BVkZPTnjwO0mvhlH/qUQHR16v1Qc/Xta4Sr 0+UA== X-Gm-Message-State: AOJu0Ywve7evwDy/Q81mzBk1b5H1SSAN+9pDYEw35tufwD8Gao3CYD1j sMWzAoYfZJ1cdbTsm4Az1nqdkLd8UD1+H5KjGk3I1M49pLIXko5KKZaxP6NhwGCJk8lZnPwYzB/ YVEfrXtQ= X-Gm-Gg: AZuq6aLD+t1qOvhI9AJEYhNHa+oJBu9Oj4x2tM8qsI5dIg2i5lONdSiT4WM13/ocRvX RP9V18YX9iBsGdxTYqU6rwnliTeVC2lkLHLbR2ORxxIu/A1OTkd0IiwG8lNeGwgqWWDKbepjs1s ayhhu/OTZW304hBLpzyTNWPg97UCOuhcZQxGDUl817Jdqcc29ZsvP56XQJNh/NHPg2Zj/2ddvn/ LXi/ItqldKFhQrH/pLb4oGcgdvNrqwZnz5mVcnwE0HnWZjjTssAH+u3XNLo3RnXbs/NlHwet8Ya BvSiUmuxZclGVlknoI0RCJKm9ADLGOtWqQWLRSRj103pOD96KIo2HBz/jd/qOFWJyDKJs7Txjex c7A43kfUV6nXsoJ/ITiitzFMo3e4qHydtRm2M0tBWMzGxVpoF5KRl+n+qZG9d61NSQTAFrdIYTe 4qJSGGP9LrBBXy8nxZKFFecrq6m15P2iwgr/vOwe6occOxLyYQzVfGcQgv+jfwPz9zOhihoH5xJ SftQjpXXG0Qzc/nrmpJNdiqTjaQopv7DIAqfT1mSuHV6gDhWyFZslixXMox4SruftUGiSpdMKhW Y9MAMJrmGNg= X-Received: by 2002:a05:600c:c4a5:b0:477:b642:9dc1 with SMTP id 5b1f17b1804b1-482db492454mr173565565e9.20.1770105354660; Mon, 02 Feb 2026 23:55:54 -0800 (PST) Received: from dario-ThinkPad-P14s-Gen-5.homenet.telecomitalia.it (host-95-248-31-95.retail.telecomitalia.it. [95.248.31.95]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-482e267b699sm111939885e9.16.2026.02.02.23.55.53 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 02 Feb 2026 23:55:54 -0800 (PST) From: Dario Binacchi To: linux-kernel@vger.kernel.org Cc: linux-amarula@amarulasolutions.com, Dario Binacchi , David Airlie , Jessica Zhang , Maarten Lankhorst , Maxime Ripard , Michael Walle , Neil Armstrong , Simona Vetter , Thomas Zimmermann , dri-devel@lists.freedesktop.org Subject: [PATCH v3 2/4] drm/panel: ilitek-ili9806e: split core and DSI logic Date: Tue, 3 Feb 2026 08:54:49 +0100 Message-ID: <20260203075548.14907-3-dario.binacchi@amarulasolutions.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260203075548.14907-1-dario.binacchi@amarulasolutions.com> References: <20260203075548.14907-1-dario.binacchi@amarulasolutions.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Split the driver to support multiple transport buses. The core logic (power, GPIO, backlight) is moved to a dedicated core module, while DSI-specific code is restricted to the DSI module. Introduce DRM_PANEL_ILITEK_ILI9806E_CORE as a hidden Kconfig symbol selected by the bus-specific configuration. Signed-off-by: Dario Binacchi --- (no changes since v1) MAINTAINERS | 2 +- drivers/gpu/drm/panel/Kconfig | 8 +- drivers/gpu/drm/panel/Makefile | 1 + .../drm/panel/panel-ilitek-ili9806e-core.c | 129 +++++++++++++++ .../drm/panel/panel-ilitek-ili9806e-core.h | 15 ++ .../gpu/drm/panel/panel-ilitek-ili9806e-dsi.c | 151 +++++------------- 6 files changed, 195 insertions(+), 111 deletions(-) create mode 100644 drivers/gpu/drm/panel/panel-ilitek-ili9806e-core.c create mode 100644 drivers/gpu/drm/panel/panel-ilitek-ili9806e-core.h diff --git a/MAINTAINERS b/MAINTAINERS index 46941413ed5c..b856a62666dc 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -7917,7 +7917,7 @@ F: drivers/gpu/drm/panel/panel-ilitek-ili9805.c DRM DRIVER FOR ILITEK ILI9806E PANELS M: Michael Walle S: Maintained -F: drivers/gpu/drm/panel/panel-ilitek-ili9806e-dsi.c +F: drivers/gpu/drm/panel/panel-ilitek-ili9806e-* =20 DRM DRIVER FOR JADARD JD9365DA-H3 MIPI-DSI LCD PANELS M: Jagan Teki diff --git a/drivers/gpu/drm/panel/Kconfig b/drivers/gpu/drm/panel/Kconfig index 692cd474910d..333e981eda96 100644 --- a/drivers/gpu/drm/panel/Kconfig +++ b/drivers/gpu/drm/panel/Kconfig @@ -257,11 +257,15 @@ config DRM_PANEL_ILITEK_ILI9805 Say Y if you want to enable support for panels based on the Ilitek ILI9805 controller. =20 +config DRM_PANEL_ILITEK_ILI9806E_CORE + tristate + depends on OF + depends on BACKLIGHT_CLASS_DEVICE + config DRM_PANEL_ILITEK_ILI9806E_DSI tristate "Ilitek ILI9806E-based DSI panels" - depends on OF depends on DRM_MIPI_DSI - depends on BACKLIGHT_CLASS_DEVICE + select DRM_PANEL_ILITEK_ILI9806E_CORE help Say Y if you want to enable support for panels based on the Ilitek ILI9806E controller using DSI. diff --git a/drivers/gpu/drm/panel/Makefile b/drivers/gpu/drm/panel/Makefile index 00071a983242..13034cadb8d8 100644 --- a/drivers/gpu/drm/panel/Makefile +++ b/drivers/gpu/drm/panel/Makefile @@ -26,6 +26,7 @@ obj-$(CONFIG_DRM_PANEL_HYDIS_HV101HD1) +=3D panel-hydis-h= v101hd1.o obj-$(CONFIG_DRM_PANEL_ILITEK_IL9322) +=3D panel-ilitek-ili9322.o obj-$(CONFIG_DRM_PANEL_ILITEK_ILI9341) +=3D panel-ilitek-ili9341.o obj-$(CONFIG_DRM_PANEL_ILITEK_ILI9805) +=3D panel-ilitek-ili9805.o +obj-$(CONFIG_DRM_PANEL_ILITEK_ILI9806E_CORE) +=3D panel-ilitek-ili9806e-co= re.o obj-$(CONFIG_DRM_PANEL_ILITEK_ILI9806E_DSI) +=3D panel-ilitek-ili9806e-dsi= .o obj-$(CONFIG_DRM_PANEL_ILITEK_ILI9881C) +=3D panel-ilitek-ili9881c.o obj-$(CONFIG_DRM_PANEL_ILITEK_ILI9882T) +=3D panel-ilitek-ili9882t.o diff --git a/drivers/gpu/drm/panel/panel-ilitek-ili9806e-core.c b/drivers/g= pu/drm/panel/panel-ilitek-ili9806e-core.c new file mode 100644 index 000000000000..c088685d9d85 --- /dev/null +++ b/drivers/gpu/drm/panel/panel-ilitek-ili9806e-core.c @@ -0,0 +1,129 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Ilitek ILI9806E core driver. + * + * Copyright (c) 2026 Amarula Solutions, Dario Binacchi + */ + +#include + +#include +#include +#include +#include +#include +#include + +#include "panel-ilitek-ili9806e-core.h" + +struct ili9806e { + void *transport; + struct drm_panel panel; + + struct regulator_bulk_data supplies[2]; + struct gpio_desc *reset_gpio; +}; + +static const char * const regulator_names[] =3D { + "vdd", + "vccio", +}; + +void *ili9806e_get_transport(struct drm_panel *panel) +{ + struct ili9806e *ctx =3D container_of(panel, struct ili9806e, panel); + + return ctx->transport; +} +EXPORT_SYMBOL_GPL(ili9806e_get_transport); + +int ili9806e_power_on(struct device *dev) +{ + struct ili9806e *ctx =3D dev_get_drvdata(dev); + int ret; + + gpiod_set_value(ctx->reset_gpio, 1); + + ret =3D regulator_bulk_enable(ARRAY_SIZE(ctx->supplies), ctx->supplies); + if (ret) { + dev_err(dev, "regulator bulk enable failed: %d\n", ret); + return ret; + } + + usleep_range(10000, 20000); + gpiod_set_value(ctx->reset_gpio, 0); + usleep_range(10000, 20000); + + return 0; +} +EXPORT_SYMBOL_GPL(ili9806e_power_on); + +int ili9806e_power_off(struct device *dev) +{ + struct ili9806e *ctx =3D dev_get_drvdata(dev); + int ret; + + gpiod_set_value(ctx->reset_gpio, 1); + + ret =3D regulator_bulk_disable(ARRAY_SIZE(ctx->supplies), ctx->supplies); + if (ret) + dev_err(dev, "regulator bulk disable failed: %d\n", ret); + + return ret; +} +EXPORT_SYMBOL_GPL(ili9806e_power_off); + +int ili9806e_probe(struct device *dev, void *transport, + const struct drm_panel_funcs *funcs, + int connector_type) +{ + struct ili9806e *ctx; + int i, ret; + + ctx =3D devm_kzalloc(dev, sizeof(struct ili9806e), GFP_KERNEL); + if (!ctx) + return -ENOMEM; + + dev_set_drvdata(dev, ctx); + ctx->transport =3D transport; + + for (i =3D 0; i < ARRAY_SIZE(ctx->supplies); i++) + ctx->supplies[i].supply =3D regulator_names[i]; + + ret =3D devm_regulator_bulk_get(dev, ARRAY_SIZE(ctx->supplies), + ctx->supplies); + if (ret) + return dev_err_probe(dev, ret, "failed to get regulators\n"); + + ctx->reset_gpio =3D devm_gpiod_get(dev, "reset", GPIOD_OUT_LOW); + if (IS_ERR(ctx->reset_gpio)) + return dev_err_probe(dev, PTR_ERR(ctx->reset_gpio), + "Failed to get reset-gpios\n"); + + drm_panel_init(&ctx->panel, dev, funcs, connector_type); + + ret =3D drm_panel_of_backlight(&ctx->panel); + if (ret) + return dev_err_probe(dev, ret, "Failed to get backlight\n"); + + ctx->panel.prepare_prev_first =3D true; + drm_panel_add(&ctx->panel); + + return 0; + +} +EXPORT_SYMBOL_GPL(ili9806e_probe); + +void ili9806e_remove(struct device *dev) +{ + struct ili9806e *ctx =3D dev_get_drvdata(dev); + + drm_panel_remove(&ctx->panel); +} +EXPORT_SYMBOL_GPL(ili9806e_remove); + +MODULE_AUTHOR("Dario Binacchi "); +MODULE_AUTHOR("Gunnar Dibbern "); +MODULE_AUTHOR("Michael Walle "); +MODULE_DESCRIPTION("Ilitek ILI9806E Controller Driver"); +MODULE_LICENSE("GPL"); diff --git a/drivers/gpu/drm/panel/panel-ilitek-ili9806e-core.h b/drivers/g= pu/drm/panel/panel-ilitek-ili9806e-core.h new file mode 100644 index 000000000000..dddece62cf42 --- /dev/null +++ b/drivers/gpu/drm/panel/panel-ilitek-ili9806e-core.h @@ -0,0 +1,15 @@ +/* SPDX-License-Identifier: GPL-2.0 */ + +#ifndef _PANEL_ILITEK_ILI9806E_CORE_H +#define _PANEL_ILITEK_ILI9806E_CORE_H + +void *ili9806e_get_transport(struct drm_panel *panel); +int ili9806e_power_off(struct device *dev); +int ili9806e_power_on(struct device *dev); + +int ili9806e_probe(struct device *dev, void *transport, + const struct drm_panel_funcs *funcs, + int connector_type); +void ili9806e_remove(struct device *dev); + +#endif /* _PANEL_ILITEK_ILI9806E_CORE_H */ diff --git a/drivers/gpu/drm/panel/panel-ilitek-ili9806e-dsi.c b/drivers/gp= u/drm/panel/panel-ilitek-ili9806e-dsi.c index c337c4f1a1c7..ecdbed8d4a3a 100644 --- a/drivers/gpu/drm/panel/panel-ilitek-ili9806e-dsi.c +++ b/drivers/gpu/drm/panel/panel-ilitek-ili9806e-dsi.c @@ -1,15 +1,12 @@ // SPDX-License-Identifier: GPL-2.0 =20 -#include #include #include #include -#include #include #include #include #include -#include =20 #include #include @@ -18,7 +15,9 @@ =20 #include