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linux/drivers/video/backlight/cgbc_bl.c

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backlight: Add Congatec Board Controller (CGBC) backlight support This driver provides backlight brightness control through the Linux backlight subsystem. It communicates with the board controller to adjust LCD backlight using PWM signals. Communication is done through Congatec Board Controller core driver. Tested-by: Thomas Richard <thomas.richard@bootlin.com> Reviewed-by: Thomas Richard <thomas.richard@bootlin.com> Reviewed-by: Daniel Thompson (RISCstar) <danielt@kernel.org> Signed-off-by: Petri Karhula <petri.karhula@novatron.fi> Link: https://patch.msgid.link/20251205-cgbc-backlight-v6-1-e4175b0bf406@novatron.fi Signed-off-by: Lee Jones <lee@kernel.org>
2025-12-05 12:19:47 +00:00