From: Petri Karhula via B4 Relay <devnull+petri.karhula.novatron.fi@kernel.org>
To: Thomas Richard <thomas.richard@bootlin.com>,
Lee Jones <lee@kernel.org>, Daniel Thompson <danielt@kernel.org>,
Jingoo Han <jingoohan1@gmail.com>, Helge Deller <deller@gmx.de>
Cc: linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
linux-fbdev@vger.kernel.org,
Petri Karhula <petri.karhula@novatron.fi>
Subject: [PATCH v6 2/2] mfd: cgbc: Add support for backlight
Date: Fri, 05 Dec 2025 12:19:48 +0000 [thread overview]
Message-ID: <20251205-cgbc-backlight-v6-2-e4175b0bf406@novatron.fi> (raw)
In-Reply-To: <20251205-cgbc-backlight-v6-0-e4175b0bf406@novatron.fi>
From: Petri Karhula <petri.karhula@novatron.fi>
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 <petri.karhula@novatron.fi>
---
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[] = {
{ .name = "cgbc-i2c", .id = 1 },
{ .name = "cgbc-i2c", .id = 2 },
{ .name = "cgbc-hwmon" },
+ { .name = "cgbc-backlight" },
};
static int cgbc_map(struct cgbc_device_data *cgbc)
--
2.34.1
next prev parent reply other threads:[~2025-12-05 12:19 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-12-05 12:19 [PATCH v6 0/2] Backlight driver to control backlight behind Congatec Board Controller Petri Karhula via B4 Relay
2025-12-05 12:19 ` [PATCH v6 1/2] backlight: Add Congatec Board Controller (CGBC) backlight support Petri Karhula via B4 Relay
2026-01-08 11:15 ` (subset) " Lee Jones
2025-12-05 12:19 ` Petri Karhula via B4 Relay [this message]
2026-01-20 9:13 ` [PATCH v6 2/2] mfd: cgbc: Add support for backlight Thomas Richard
2026-02-04 11:02 ` (subset) " Lee Jones
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