From: Svyatoslav Ryhel <clamor95@gmail.com>
Date: Mon, 27 Mar 2023 08:11:50 +0000 (+0300)
Subject: simple_panel: support simple MIPI DSI panels
X-Git-Url: http://git.dujemihanovic.xyz/img/sics.gif?a=commitdiff_plain;h=cc54a924cd28a2d1b0f0035bd7d78532b6bc4ad8;p=u-boot.git

simple_panel: support simple MIPI DSI panels

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>
---

diff --git a/drivers/video/simple_panel.c b/drivers/video/simple_panel.c
index 5a8262669a..81fcafb9f5 100644
--- a/drivers/video/simple_panel.c
+++ b/drivers/video/simple_panel.c
@@ -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),
 };