| // SPDX-License-Identifier: GPL-2.0-only |
| /* |
| * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/ |
| * Author: Tomi Valkeinen <tomi.valkeinen@ti.com> |
| */ |
| |
| #include <linux/err.h> |
| #include <linux/of.h> |
| #include <linux/of_graph.h> |
| |
| #include "omapdss.h" |
| |
| struct omap_dss_device * |
| omapdss_of_find_connected_device(struct device_node *node, unsigned int port) |
| { |
| struct device_node *remote_node; |
| struct omap_dss_device *dssdev; |
| |
| remote_node = of_graph_get_remote_node(node, port, 0); |
| if (!remote_node) |
| return NULL; |
| |
| dssdev = omapdss_find_device_by_node(remote_node); |
| of_node_put(remote_node); |
| |
| return dssdev ? dssdev : ERR_PTR(-EPROBE_DEFER); |
| } |
| EXPORT_SYMBOL_GPL(omapdss_of_find_connected_device); |