Mirrors/u-boot
2
0
Fork 0
mirror of https://github.com/AsahiLinux/u-boot synced 2025-02-17 22:49:02 +00:00
Code Issues Projects Releases Packages Wiki Activity

simple_panel: support simple MIPI DSI panels

Browse source 
Re-use simple panel driver for MIPI DSI panels
which do not require additional DSI commands
for setup.

Tested-by: Robert Eckelmann <longnoserob@gmail.com> # ASUS TF101 T20
Tested-by: Nicolas Chauvet <kwizart@gmail.com> # Paz00
Tested-by: Andreas Westman Dorcsak <hedmoo@yahoo.com> # ASUS TF700T T30
Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
This commit is contained in:
Svyatoslav Ryhel 2023-03-27 11:11:50 +03:00 • committed by Anatolij Gustschin
parent 86cb1bdc45
commit cc54a924cd
1 changed files with 33 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

37
drivers/video/simple_panel.c
View file

@ -8,6 +8,7 @@
#include <backlight.h>
#include <dm.h>
#include <log.h>
#include <mipi_dsi.h>
#include <panel.h>
#include <asm/gpio.h>
#include <power/regulator.h>
@ -18,6 +19,19 @@ struct simple_panel_priv {
struct gpio_desc enable;
};
/* List of supported DSI panels */
enum {
PANEL_NON_DSI,
PANASONIC_VVX10F004B00,
};
static const struct mipi_dsi_panel_plat panasonic_vvx10f004b00 = {
.mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_SYNC_PULSE |
MIPI_DSI_CLOCK_NON_CONTINUOUS,
.format = MIPI_DSI_FMT_RGB888,
.lanes = 4,
};
static int simple_panel_enable_backlight(struct udevice *dev)
{
struct simple_panel_priv *priv = dev_get_priv(dev);
@ -96,6 +110,8 @@ static int simple_panel_of_to_plat(struct udevice *dev)
static int simple_panel_probe(struct udevice *dev)
{
struct simple_panel_priv *priv = dev_get_priv(dev);
struct mipi_dsi_panel_plat *plat = dev_get_plat(dev);
const u32 dsi_data = dev_get_driver_data(dev);
int ret;
if (IS_ENABLED(CONFIG_DM_REGULATOR) && priv->reg) {
@ -105,6 +121,16 @@ static int simple_panel_probe(struct udevice *dev)
return ret;
}
switch (dsi_data) {
case PANASONIC_VVX10F004B00:
memcpy(plat, &panasonic_vvx10f004b00,
sizeof(panasonic_vvx10f004b00));
break;
case PANEL_NON_DSI:
default:
break;
}
return 0;
}
@ -123,15 +149,18 @@ static const struct udevice_id simple_panel_ids[] = {
{ .compatible = "lg,lb070wv8" },
{ .compatible = "sharp,lq123p1jx31" },
{ .compatible = "boe,nv101wxmn51" },
{ .compatible = "panasonic,vvx10f004b00",
.data = PANASONIC_VVX10F004B00 },
{ }
};
U_BOOT_DRIVER(simple_panel) = {
.name = "simple_panel",
.id = UCLASS_PANEL,
.of_match = simple_panel_ids,
.ops = &simple_panel_ops,
.name = "simple_panel",
.id = UCLASS_PANEL,
.of_match = simple_panel_ids,
.ops = &simple_panel_ops,
.of_to_plat = simple_panel_of_to_plat,
.probe = simple_panel_probe,
.priv_auto = sizeof(struct simple_panel_priv),
.plat_auto = sizeof(struct mipi_dsi_panel_plat),
};