diff options
Diffstat (limited to 'drivers/gpu/drm/imx/imx-ldb.c')
| -rw-r--r-- | drivers/gpu/drm/imx/imx-ldb.c | 24 |
1 files changed, 9 insertions, 15 deletions
diff --git a/drivers/gpu/drm/imx/imx-ldb.c b/drivers/gpu/drm/imx/imx-ldb.c index 56dd7a9a8e25..2c5bbe317353 100644 --- a/drivers/gpu/drm/imx/imx-ldb.c +++ b/drivers/gpu/drm/imx/imx-ldb.c @@ -1,16 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0+ /* * i.MX drm driver - LVDS display bridge * * Copyright (C) 2012 Sascha Hauer, Pengutronix - * - * 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. - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ #include <linux/module.h> @@ -143,7 +135,7 @@ static int imx_ldb_connector_get_modes(struct drm_connector *connector) imx_ldb_ch->edid = drm_get_edid(connector, imx_ldb_ch->ddc); if (imx_ldb_ch->edid) { - drm_mode_connector_update_edid_property(connector, + drm_connector_update_edid_property(connector, imx_ldb_ch->edid); num_modes = drm_add_edid_modes(connector, imx_ldb_ch->edid); } @@ -471,8 +463,7 @@ static int imx_ldb_register(struct drm_device *drm, drm_connector_init(drm, &imx_ldb_ch->connector, &imx_ldb_connector_funcs, DRM_MODE_CONNECTOR_LVDS); - drm_mode_connector_attach_encoder(&imx_ldb_ch->connector, - encoder); + drm_connector_attach_encoder(&imx_ldb_ch->connector, encoder); } if (imx_ldb_ch->panel) { @@ -612,6 +603,9 @@ static int imx_ldb_bind(struct device *dev, struct device *master, void *data) return PTR_ERR(imx_ldb->regmap); } + /* disable LDB by resetting the control register to POR default */ + regmap_write(imx_ldb->regmap, IOMUXC_GPR2, 0); + imx_ldb->dev = dev; if (of_id) @@ -652,14 +646,14 @@ static int imx_ldb_bind(struct device *dev, struct device *master, void *data) if (ret || i < 0 || i > 1) return -EINVAL; + if (!of_device_is_available(child)) + continue; + if (dual && i > 0) { dev_warn(dev, "dual-channel mode, ignoring second output\n"); continue; } - if (!of_device_is_available(child)) - continue; - channel = &imx_ldb->channel[i]; channel->ldb = imx_ldb; channel->chno = i; |