Commit 3dd26888 authored by Otto Pflüger's avatar Otto Pflüger Committed by Noralf Trønnes
Browse files

drm/tiny: panel-mipi-dbi: Read I/O supply from DT 



To support platforms with a separate I/O voltage supply, set the new
io_regulator property along with the regulator property of the DBI
device. Read the I/O supply from a new "io-supply" device tree
property.

Signed-off-by: default avatarOtto Pflüger <otto.pflueger@abscue.de>
Reviewed-by: default avatarNoralf Trønnes <noralf@tronnes.org>
Signed-off-by: default avatarNoralf Trønnes <noralf@tronnes.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20221201160245.2093816-3-otto.pflueger@abscue.de
parent 3b1fb8b3

drivers/gpu/drm/tiny/panel-mipi-dbi.c

+5 −0
Original line number Diff line number Diff line
@@ -294,6 +294,11 @@ static int panel_mipi_dbi_spi_probe(struct spi_device *spi) 
		return dev_err_probe(dev, PTR_ERR(dbidev->regulator),

				     "Failed to get regulator 'power'\n");



	dbidev->io_regulator = devm_regulator_get(dev, "io");

	if (IS_ERR(dbidev->io_regulator))

		return dev_err_probe(dev, PTR_ERR(dbidev->io_regulator),

				     "Failed to get regulator 'io'\n");



	dbidev->backlight = devm_of_find_backlight(dev);

	if (IS_ERR(dbidev->backlight))

		return dev_err_probe(dev, PTR_ERR(dbidev->backlight), "Failed to get backlight\n");