Lines Matching +full:regulator +full:- +full:poweroff

1 // SPDX-License-Identifier: GPL-2.0-only
14 #include <linux/regulator/consumer.h>
27 	struct regulator *supply;
38 	struct mipi_dsi_device *dsi = sharp_nt->dsi;
41 	dsi->mode_flags |= MIPI_DSI_MODE_LPM;
47 	/* Novatek two-lane operation */
60 	struct mipi_dsi_device *dsi = sharp_nt->dsi;
63 	dsi->mode_flags |= MIPI_DSI_MODE_LPM;
72 	struct mipi_dsi_device *dsi = sharp_nt->dsi;
75 	dsi->mode_flags &= ~MIPI_DSI_MODE_LPM;
91 		dev_err(panel->dev, "failed to set panel off: %d\n", ret);
95 	regulator_disable(sharp_nt->supply);
96 	if (sharp_nt->reset_gpio)
97 		gpiod_set_value(sharp_nt->reset_gpio, 0);
107 	ret = regulator_enable(sharp_nt->supply);
113 	if (sharp_nt->reset_gpio) {
114 		gpiod_set_value(sharp_nt->reset_gpio, 1);
116 		gpiod_set_value(sharp_nt->reset_gpio, 0);
118 		gpiod_set_value(sharp_nt->reset_gpio, 1);
124 		dev_err(panel->dev, "failed to init panel: %d\n", ret);
125 		goto poweroff;
130 		dev_err(panel->dev, "failed to set panel on: %d\n", ret);
131 		goto poweroff;
136 poweroff:
137 	regulator_disable(sharp_nt->supply);
138 	if (sharp_nt->reset_gpio)
139 		gpiod_set_value(sharp_nt->reset_gpio, 0);
160 	mode = drm_mode_duplicate(connector->dev, &default_mode);
162 		dev_err(panel->dev, "failed to add mode %ux%u@%u\n",
165 		return -ENOMEM;
172 	connector->display_info.width_mm = 54;
173 	connector->display_info.height_mm = 95;
186 	struct device *dev = &sharp_nt->dsi->dev;
189 	sharp_nt->supply = devm_regulator_get(dev, "avdd");
190 	if (IS_ERR(sharp_nt->supply))
191 		return PTR_ERR(sharp_nt->supply);
193 	sharp_nt->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_LOW);
194 	if (IS_ERR(sharp_nt->reset_gpio)) {
195 		dev_err(dev, "cannot get reset-gpios %ld\n",
196 			PTR_ERR(sharp_nt->reset_gpio));
197 		sharp_nt->reset_gpio = NULL;
199 		gpiod_set_value(sharp_nt->reset_gpio, 0);
202 	drm_panel_init(&sharp_nt->base, &sharp_nt->dsi->dev,
205 	ret = drm_panel_of_backlight(&sharp_nt->base);
209 	drm_panel_add(&sharp_nt->base);
216 	if (sharp_nt->base.dev)
217 		drm_panel_remove(&sharp_nt->base);
225 	dsi->lanes = 2;
226 	dsi->format = MIPI_DSI_FMT_RGB888;
227 	dsi->mode_flags = MIPI_DSI_MODE_VIDEO |
233 	sharp_nt = devm_kzalloc(&dsi->dev, sizeof(*sharp_nt), GFP_KERNEL);
235 		return -ENOMEM;
239 	sharp_nt->dsi = dsi;
261 		dev_err(&dsi->dev, "failed to detach from DSI host: %d\n", ret);
267 	{ .compatible = "sharp,ls043t1le01-qhd", },
274 		.name = "panel-sharp-ls043t1le01-qhd",
283 MODULE_DESCRIPTION("Sharp LS043T1LE01 NT35565-based qHD (540x960) video mode panel driver");