From nobody Tue Dec 2 02:43:31 2025 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 BC0E932721B; Wed, 19 Nov 2025 08:26:20 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763540780; cv=none; b=fz3LKR7K60Oxp3Efp9p1/3j3PKl576XaWAq8TbJyE/gqTQl1YtFsZXIH2v2C+ITI7rbZxYIbHO7KH4NNBpxxZshtySTa5PXsjlNzK4Cp9LEq+uPjTJWorZmAgreA0309nnFLw1vxjK4PcfZ9boFwbX4e8Tdl6MZsbdCgI6GMyO4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763540780; c=relaxed/simple; bh=jcPepnZLZgpDua5txvocFEmcFpPGA3RIdeogtsflON8=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=aQY/U1kLH70y4QtYr0cUam3a9QFG4K+iwgam9E4tppnKD6clNywIvUAirVYDeMS5rPTi7WH3dtH9sjnrNo1wDnj+yMRGDg4HyORkFCU3y6wq7jxjLsu/q+EHk0IPh+sIjFeKN4roKJqv89a6zznRrJSwPEfo2+j+4T0tFF78n/M= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ncQv555x; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="ncQv555x" Received: by smtp.kernel.org (Postfix) with ESMTPS id D67BBC116B1; Wed, 19 Nov 2025 08:26:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1763540780; bh=jcPepnZLZgpDua5txvocFEmcFpPGA3RIdeogtsflON8=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=ncQv555xAkzsNq2E8THOD/w5ae5i9Vr778lCVxm6zsdvcDRuydmic8J35CTOIQbDQ Cjz0+BieySvLVT9Qa1oDXyYYSM1ZNxwVxHBZI7OV6FpTwiAa98TYgDtMLqyQiH9DkW r+Xgkg8YjVirW7S+sOHqoLWEd7Pu+LVQgq9ApRnHTudpvOhzKNGNCEI6jIi0R9b9iL DFH8QwU7zjfhpSD6KZ9fnuik1d4iKzHInsTHwOWWm0cGgBgPRtJ1YM1/JDcvFSTgUz P3dk94qSyZ4f48+rM1YNPOSugSnB9zLNGGxwC08y7DpP512ah1Ou2nmZwFGSlkQV8M Rv8pVr4ixh3Hw== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id A4A8FCF259E; Wed, 19 Nov 2025 08:26:19 +0000 (UTC) From: Petri Karhula via B4 Relay Date: Wed, 19 Nov 2025 08:25:47 +0000 Subject: [PATCH v2 2/2] mfd: cgbc: Add support for backlight 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: quoted-printable Message-Id: <20251119-cgbc-backlight-v2-2-4d4edd7ca662@novatron.fi> References: <20251119-cgbc-backlight-v2-0-4d4edd7ca662@novatron.fi> In-Reply-To: <20251119-cgbc-backlight-v2-0-4d4edd7ca662@novatron.fi> To: Thomas Richard , Lee Jones , Daniel Thompson , Jingoo Han , Helge Deller Cc: linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, Petri Karhula X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1763540778; l=730; i=petri.karhula@novatron.fi; s=20251118; h=from:subject:message-id; bh=KPNSZCbWidPbzGQwgMCbuFj/C6Dnnhi7zAXThQ+Pso8=; b=A7+u4KN5Q5OzUvkb74yRsfjSwPDVsYz3jVlv1sGdlQe1+mLVQgad1xROxS1PTS1iZ1WxiMgXK 3nCRWzu6gzTCiIKkZwybI23Dy0+poEOu0GLUs3La79VILxRSokKxgXM X-Developer-Key: i=petri.karhula@novatron.fi; a=ed25519; pk=LRYJ99jPPsHJwdJEPkqlmzAMqo6oyw7I421aHEfDp7o= X-Endpoint-Received: by B4 Relay for petri.karhula@novatron.fi/20251118 with auth_id=567 X-Original-From: Petri Karhula Reply-To: petri.karhula@novatron.fi From: Petri Karhula The Board Controller has control for display backlight. Add backlight cell for the cgbc-backlight driver which adds support for backlight brightness control. Signed-off-by: Petri Karhula --- drivers/mfd/cgbc-core.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/mfd/cgbc-core.c b/drivers/mfd/cgbc-core.c index 4782ff1114a9..10bb4b414c34 100644 --- a/drivers/mfd/cgbc-core.c +++ b/drivers/mfd/cgbc-core.c @@ -237,6 +237,7 @@ static struct mfd_cell cgbc_devs[] =3D { { .name =3D "cgbc-i2c", .id =3D 1 }, { .name =3D "cgbc-i2c", .id =3D 2 }, { .name =3D "cgbc-hwmon" }, + { .name =3D "cgbc-backlight" }, }; =20 static int cgbc_map(struct cgbc_device_data *cgbc) --=20 2.34.1