From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8AB372DB780; Sat, 18 Jul 2026 15:55:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784390147; cv=none; b=NPhrKt8nD7MCetj5prNqM9SH6JKLKp1sYo1MhAtpUXMKLVShzbaShMK6b8HLPwgmxCZvD7AoCmyciomNaZOIqEkj/H8ocphcYIezNuAVug+n3wNNYOxvty5w4YaBA+SkaY4jXJf9njv6GEZKVVDfAtqeOh2HER/+uhfiv7+ukaM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784390147; c=relaxed/simple; bh=P4Q6PZd4Q4GovjqQgSSjvrqw9clXH+1jsklEJnEW3po=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=HXiWD2L3Vc3U8T9ljgck3zYCxZ3MVL8PJS2pfs7p77AQxEyP2CqRt/7xJxOJFwl+f9MVKs4+IJ2Z3PXJsW5loDJOU75m/yJoJyUSG14iKpII+afNw6Royy3YLdfyb1edKQH1xLULJpP9MB/tEhEJJ2oY/iW7rOzOiKUpavtvZwE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=DCyh3ycs; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="DCyh3ycs" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2A6051F000E9; Sat, 18 Jul 2026 15:55:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1784390129; bh=wPjijAVg35MkHTacNeTYFYiw8V0qpSbo7X/KDhdz+HE=; h=Date:Subject:To:Cc:References:From:In-Reply-To; b=DCyh3ycs9qCeG4YWLcbdpOWTwWo/i5gAqfQQE0qfNCCUfAXkuOlI2hbQ5WD5m+G59 dG2CTOAKKbqP1g2lvxtO4X9NBa2VKSTf2Zcua9neuQXwSotnK381A9lqYZZDq1OpRJ lEfNKOukpWiWFNn7r2EXV5PzxuwQ6GS4eU4RVxJrHWba1AkmWBZK9/7ZcEkjeOqE8j CoseEfApuqddfDqIysU7XGNd2qlIugjt4MjS1A+lB1HKq2rmBEQh213VMW398azUvF oTYu52ysjdyKksQT/CYb7QhcxQdN/2vgAUY3P/Zz341/dKl3uGxAv6uVTPdbrlwcZc VGDHbhSRbHp3A== Message-ID: <767e5a58-3d2e-4f80-bb85-d300757a9dbc@kernel.org> Date: Sat, 18 Jul 2026 17:55:18 +0200 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 v7 2/2] drm/bridge: Add Lontium LT9609C(EX/UXD) MIPI DSI to HDMI driver To: Mohit Dsor Cc: Sunyun Yang , Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Luca Ceresoli , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Vinod Koul , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, venkata.valluru@oss.qualcomm.com, Jessica Zhang , y@hu-mdsor-hyd.qualcomm.com References: <20260716-lt9611c-v7-v7-0-7553a14735fc@oss.qualcomm.com> <20260716-lt9611c-v7-v7-2-7553a14735fc@oss.qualcomm.com> <85505d92-ebe3-4ffd-84e1-8fe26994e053@kernel.org> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 18/07/2026 13:12, Mohit Dsor wrote: > On Thu, Jul 16, 2026 at 02:56:02PM +0200, Krzysztof Kozlowski wrote: >> On 16/07/2026 13:31, mohit.dsor@oss.qualcomm.com wrote: >>> From: Sunyun Yang >>> >>> LT9611C(EX/UXD) is an I2C-controlled chip that Receiver signal/dual port >>> mipi dsi and output hdmi, differences in hardware features: >>> - LT9611C: supports 1-port mipi dsi to hdmi 1.4 >>> - LT9611EX: supports 2-port mipi dsi to hdmi 1.4 >>> - LT9611UXD: supports 2-port mipi dsi to hdmi 1.4/2.0 >>> >>> Signed-off-by: Sunyun Yang >>> Co-developed-by: Mohit Dsor >>> Signed-off-by: Mohit Dsor >>> --- >>> MAINTAINERS | 7 + >>> drivers/gpu/drm/bridge/Kconfig | 18 + >>> drivers/gpu/drm/bridge/Makefile | 1 + >>> drivers/gpu/drm/bridge/lontium-lt9611c.c | 1293 ++++++++++++++++++++++++++++++ >>> 4 files changed, 1319 insertions(+) >>> >>> diff --git a/MAINTAINERS b/MAINTAINERS >>> index 6dea93a41962..30be2eaf2bec 100644 >>> --- a/MAINTAINERS >>> +++ b/MAINTAINERS >>> @@ -15184,6 +15184,13 @@ S: Maintained >>> F: Documentation/devicetree/bindings/display/bridge/lontium,lt8912b.yaml >>> F: drivers/gpu/drm/bridge/lontium-lt8912b.c >>> >>> +LONTIUM LT9611C MIPI DSI TO HDMI BRIDGE >>> +M: Sunyun Yang >>> +M: Mohit Dsor >>> +S: Maintained >>> +F: Documentation/devicetree/bindings/display/bridge/lontium,lt9611.yaml >>> +F: drivers/gpu/drm/bridge/lontium-lt9611c.c >>> + >>> LOONGARCH >>> M: Huacai Chen >>> R: WANG Xuerui >>> diff --git a/drivers/gpu/drm/bridge/Kconfig b/drivers/gpu/drm/bridge/Kconfig >>> index 4a57d49b4c6d..b8959b8e2ad0 100644 >>> --- a/drivers/gpu/drm/bridge/Kconfig >>> +++ b/drivers/gpu/drm/bridge/Kconfig >>> @@ -177,6 +177,24 @@ config DRM_LONTIUM_LT9611 >>> HDMI signals >>> Please say Y if you have such hardware. >>> >>> +config DRM_LONTIUM_LT9611C >>> + tristate "Lontium LT9611C DSI/HDMI bridge" >>> + select SND_SOC_HDMI_CODEC if SND_SOC >>> + depends on OF >>> + select CRC8 >>> + select FW_LOADER >>> + select DRM_PANEL_BRIDGE >>> + select DRM_KMS_HELPER >>> + select DRM_MIPI_DSI >>> + select DRM_DISPLAY_HELPER >>> + select DRM_DISPLAY_HDMI_STATE_HELPER >>> + select REGMAP_I2C >>> + help >>> + Driver for Lontium DSI to HDMI bridge >>> + chip driver that converts dual DSI and I2S to >>> + HDMI signals >>> + Please say Y if you have such hardware. >> >> Please wrap the code to appropriate limits. > I checked the others in Kconfigs they appear to be similar, > still i will try to fix it. This is nowhere close to the limit expressed by coding style. Best regards, Krzysztof