4 * Copyright (C) 2016 Synopsys, Inc. (www.synopsys.com)
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
17 #include <drm/drm_crtc.h>
18 #include <drm/drm_encoder.h>
19 #include <drm/drm_device.h>
23 static struct drm_encoder_funcs arcpgu_drm_encoder_funcs = {
24 .destroy = drm_encoder_cleanup,
27 int arcpgu_drm_hdmi_init(struct drm_device *drm, struct device_node *np)
29 struct drm_encoder *encoder;
30 struct drm_bridge *bridge;
34 encoder = devm_kzalloc(drm->dev, sizeof(*encoder), GFP_KERNEL);
38 /* Locate drm bridge from the hdmi encoder DT node */
39 bridge = of_drm_find_bridge(np);
43 encoder->possible_crtcs = 1;
44 encoder->possible_clones = 0;
45 ret = drm_encoder_init(drm, encoder, &arcpgu_drm_encoder_funcs,
46 DRM_MODE_ENCODER_TMDS, NULL);
50 /* Link drm_bridge to encoder */
51 ret = drm_bridge_attach(encoder, bridge, NULL);
53 drm_encoder_cleanup(encoder);