Unverified Commit 7291e7d6 authored by Dave Stevenson's avatar Dave Stevenson Committed by Mark Brown
Browse files

regulator: rpi-panel: Register with a unique backlight name 



There's no reason why 2 Raspberry Pi DSI displays can't be
attached to a Pi Compute Module, so the backlight names need to
be unique.

Use the parent dev_name. It's not as readable, but is unique.

Signed-off-by: default avatarDave Stevenson <dave.stevenson@raspberrypi.com>
Signed-off-by: default avatarDetlev Casanova <detlev.casanova@collabora.com>
Link: https://lore.kernel.org/r/20220124220129.158891-2-detlev.casanova@collabora.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent bef8c5fd

drivers/regulator/rpi-panel-attiny-regulator.c

+1 −2
Original line number Diff line number Diff line
@@ -181,8 +181,7 @@ static int attiny_i2c_probe(struct i2c_client *i2c, 


	props.type = BACKLIGHT_RAW;

	props.max_brightness = 0xff;

	bl = devm_backlight_device_register(&i2c->dev,

					    "7inch-touchscreen-panel-bl",

	bl = devm_backlight_device_register(&i2c->dev, dev_name(&i2c->dev),

					    &i2c->dev, regmap, &attiny_bl,

					    &props);

	if (IS_ERR(bl))