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Commit 210fcd9d authored by Thierry Reding's avatar Thierry Reding
Browse files

drm/panel: Add support for Panasonic VVX10F004B0 



The Panasonic VVX10F004B0 is a 10.1" WUXGA TFT LCD panel connected using
four DSI lanes.

Signed-off-by: default avatarThierry Reding <treding@nvidia.com>
parent 280921de

drivers/gpu/drm/panel/panel-simple.c

+87 −7
Original line number Diff line number Diff line
@@ -31,6 +31,7 @@ 


#include <drm/drmP.h>

#include <drm/drm_crtc.h>

#include <drm/drm_mipi_dsi.h>

#include <drm/drm_panel.h>



struct panel_desc {
@@ -378,6 +379,13 @@ static struct platform_driver panel_simple_platform_driver = { 
	.remove = panel_simple_platform_remove,

};



struct panel_desc_dsi {

	struct panel_desc desc;



	enum mipi_dsi_pixel_format format;

	unsigned int lanes;

};



static const struct drm_display_mode panasonic_vvx10f004b00_mode = {

	.clock = 157200,

	.hdisplay = 1920,
@@ -391,23 +399,95 @@ static const struct drm_display_mode panasonic_vvx10f004b00_mode = { 
	.vrefresh = 60,

};



static const struct panel_desc panasonic_vvx10f004b00 = {

static const struct panel_desc_dsi panasonic_vvx10f004b00 = {

	.desc = {

		.modes = &panasonic_vvx10f004b00_mode,

		.num_modes = 1,

		.size = {

			.width = 217,

			.height = 136,

		},

	},

	.format = MIPI_DSI_FMT_RGB888,

	.lanes = 4,

};



static const struct of_device_id dsi_of_match[] = {

	{

		.compatible = "panasonic,vvx10f004b00",

		.data = &panasonic_vvx10f004b00

	}, {

		/* sentinel */

	}

};

MODULE_DEVICE_TABLE(of, dsi_of_match);



static int panel_simple_dsi_probe(struct mipi_dsi_device *dsi)

{

	const struct panel_desc_dsi *desc;

	const struct of_device_id *id;

	int err;



	id = of_match_node(dsi_of_match, dsi->dev.of_node);

	if (!id)

		return -ENODEV;



	desc = id->data;



	err = panel_simple_probe(&dsi->dev, &desc->desc);

	if (err < 0)

		return err;



	dsi->format = desc->format;

	dsi->lanes = desc->lanes;



	return mipi_dsi_attach(dsi);

}



static int panel_simple_dsi_remove(struct mipi_dsi_device *dsi)

{

	int err;



	err = mipi_dsi_detach(dsi);

	if (err < 0)

		dev_err(&dsi->dev, "failed to detach from DSI host: %d\n", err);



	return panel_simple_remove(&dsi->dev);

}



static struct mipi_dsi_driver panel_simple_dsi_driver = {

	.driver = {

		.name = "panel-simple-dsi",

		.owner = THIS_MODULE,

		.of_match_table = dsi_of_match,

	},

	.probe = panel_simple_dsi_probe,

	.remove = panel_simple_dsi_remove,

};



static int __init panel_simple_init(void)

{

	return platform_driver_register(&panel_simple_platform_driver);

	int err;



	err = platform_driver_register(&panel_simple_platform_driver);

	if (err < 0)

		return err;



	if (IS_ENABLED(CONFIG_DRM_MIPI_DSI)) {

		err = mipi_dsi_driver_register(&panel_simple_dsi_driver);

		if (err < 0)

			return err;

	}



	return 0;

}

module_init(panel_simple_init);



static void __exit panel_simple_exit(void)

{

	if (IS_ENABLED(CONFIG_DRM_MIPI_DSI))

		mipi_dsi_driver_unregister(&panel_simple_dsi_driver);



	platform_driver_unregister(&panel_simple_platform_driver);

}

module_exit(panel_simple_exit);