projects
/
platform
/
kernel
/
linux-rpi.git
/ commitdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
| commitdiff |
tree
raw
|
patch
| inline |
side by side
(parent:
3b1fb8b
)
drm/tiny: panel-mipi-dbi: Read I/O supply from DT
author
Otto Pflüger
<otto.pflueger@abscue.de>
Thu, 1 Dec 2022 16:02:44 +0000
(17:02 +0100)
committer
Noralf Trønnes
<noralf@tronnes.org>
Wed, 14 Dec 2022 13:58:09 +0000
(14:58 +0100)
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: Otto Pflüger <otto.pflueger@abscue.de>
Reviewed-by: Noralf Trønnes <noralf@tronnes.org>
Signed-off-by: Noralf Trønnes <noralf@tronnes.org>
Link:
https://patchwork.freedesktop.org/patch/msgid/20221201160245.2093816-3-otto.pflueger@abscue.de
drivers/gpu/drm/tiny/panel-mipi-dbi.c
patch
|
blob
|
history
diff --git
a/drivers/gpu/drm/tiny/panel-mipi-dbi.c
b/drivers/gpu/drm/tiny/panel-mipi-dbi.c
index
2ed23de
..
eb9f13f
100644
(file)
--- a/
drivers/gpu/drm/tiny/panel-mipi-dbi.c
+++ b/
drivers/gpu/drm/tiny/panel-mipi-dbi.c
@@
-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");