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path: root/drivers/gpu/drm/bridge/lvds-encoder.c
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Diffstat (limited to 'drivers/gpu/drm/bridge/lvds-encoder.c')
-rw-r--r--drivers/gpu/drm/bridge/lvds-encoder.c89
1 files changed, 0 insertions, 89 deletions
diff --git a/drivers/gpu/drm/bridge/lvds-encoder.c b/drivers/gpu/drm/bridge/lvds-encoder.c
deleted file mode 100644
index 0903ba574f61..000000000000
--- a/drivers/gpu/drm/bridge/lvds-encoder.c
+++ /dev/null
@@ -1,89 +0,0 @@
-/*
- * Copyright (C) 2016 Laurent Pinchart <laurent.pinchart@ideasonboard.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- */
-
-#include <drm/drmP.h>
-#include <drm/drm_bridge.h>
-#include <drm/drm_panel.h>
-
-#include <linux/of_graph.h>
-
-static int lvds_encoder_probe(struct platform_device *pdev)
-{
- struct device_node *port;
- struct device_node *endpoint;
- struct device_node *panel_node;
- struct drm_panel *panel;
- struct drm_bridge *bridge;
-
- /* Locate the panel DT node. */
- port = of_graph_get_port_by_id(pdev->dev.of_node, 1);
- if (!port) {
- dev_dbg(&pdev->dev, "port 1 not found\n");
- return -ENXIO;
- }
-
- endpoint = of_get_child_by_name(port, "endpoint");
- of_node_put(port);
- if (!endpoint) {
- dev_dbg(&pdev->dev, "no endpoint for port 1\n");
- return -ENXIO;
- }
-
- panel_node = of_graph_get_remote_port_parent(endpoint);
- of_node_put(endpoint);
- if (!panel_node) {
- dev_dbg(&pdev->dev, "no remote endpoint for port 1\n");
- return -ENXIO;
- }
-
- panel = of_drm_find_panel(panel_node);
- of_node_put(panel_node);
- if (!panel) {
- dev_dbg(&pdev->dev, "panel not found, deferring probe\n");
- return -EPROBE_DEFER;
- }
-
- bridge = drm_panel_bridge_add(panel, DRM_MODE_CONNECTOR_LVDS);
- if (IS_ERR(bridge))
- return PTR_ERR(bridge);
-
- platform_set_drvdata(pdev, bridge);
-
- return 0;
-}
-
-static int lvds_encoder_remove(struct platform_device *pdev)
-{
- struct drm_bridge *bridge = platform_get_drvdata(pdev);
-
- drm_bridge_remove(bridge);
-
- return 0;
-}
-
-static const struct of_device_id lvds_encoder_match[] = {
- { .compatible = "lvds-encoder" },
- { .compatible = "thine,thc63lvdm83d" },
- {},
-};
-MODULE_DEVICE_TABLE(of, lvds_encoder_match);
-
-static struct platform_driver lvds_encoder_driver = {
- .probe = lvds_encoder_probe,
- .remove = lvds_encoder_remove,
- .driver = {
- .name = "lvds-encoder",
- .of_match_table = lvds_encoder_match,
- },
-};
-module_platform_driver(lvds_encoder_driver);
-
-MODULE_AUTHOR("Laurent Pinchart <laurent.pinchart@ideasonboard.com>");
-MODULE_DESCRIPTION("Transparent parallel to LVDS encoder");
-MODULE_LICENSE("GPL");