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2020-08-18regulator: rpi-panel: Add regulator/backlight driver for RPi panelMarek Vasut1-0/+214
This regulator/backlight driver handles the ATTINY88 present on the RPi 7" touchscreen panel and exposes the power/backlight interfaces. Signed-off-by: Marek Vasut <marex@denx.de> Cc: Eric Anholt <eric@anholt.net> Cc: Mark Brown <broonie@kernel.org> Cc: Sam Ravnborg <sam@ravnborg.org> To: dri-devel@lists.freedesktop.org Link: https://lore.kernel.org/r/20200809105938.6388-2-marex@denx.de Signed-off-by: Mark Brown <broonie@kernel.org>