drm/panel/panel-samsung-sofef00.c

34 static void sofef00_panel_reset(struct sofef00_panel *ctx)
36 	gpiod_set_value_cansleep(ctx->reset_gpio, 0);
38 	gpiod_set_value_cansleep(ctx->reset_gpio, 1);
40 	gpiod_set_value_cansleep(ctx->reset_gpio, 0);
44 static int sofef00_panel_on(struct sofef00_panel *ctx)
46 	struct mipi_dsi_device *dsi = ctx->dsi;
84 static int sofef00_panel_off(struct sofef00_panel *ctx)
86 	struct mipi_dsi_device *dsi = ctx->dsi;
111 	struct sofef00_panel *ctx = to_sofef00_panel(panel);
112 	struct device *dev = &ctx->dsi->dev;
115 	ret = regulator_enable(ctx->supply);
121 	sofef00_panel_reset(ctx);
123 	ret = sofef00_panel_on(ctx);
126 		gpiod_set_value_cansleep(ctx->reset_gpio, 1);
135 	struct sofef00_panel *ctx = to_sofef00_panel(panel);
136 	struct device *dev = &ctx->dsi->dev;
139 	ret = sofef00_panel_off(ctx);
143 	regulator_disable(ctx->supply);
179 	struct sofef00_panel *ctx = to_sofef00_panel(panel);
181 	mode = drm_mode_duplicate(connector->dev, ctx->mode);
235 	struct sofef00_panel *ctx;
238 	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
239 	if (!ctx)
242 	ctx->mode = of_device_get_match_data(dev);
244 	if (!ctx->mode) {
249 	ctx->supply = devm_regulator_get(dev, "vddio");
250 	if (IS_ERR(ctx->supply))
251 		return dev_err_probe(dev, PTR_ERR(ctx->supply),
254 	ctx->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH);
255 	if (IS_ERR(ctx->reset_gpio))
256 		return dev_err_probe(dev, PTR_ERR(ctx->reset_gpio),
259 	ctx->dsi = dsi;
260 	mipi_dsi_set_drvdata(dsi, ctx);
265 	drm_panel_init(&ctx->panel, dev, &sofef00_panel_panel_funcs,
268 	ctx->panel.backlight = sofef00_create_backlight(dsi);
269 	if (IS_ERR(ctx->panel.backlight))
270 		return dev_err_probe(dev, PTR_ERR(ctx->panel.backlight),
273 	drm_panel_add(&ctx->panel);
278 		drm_panel_remove(&ctx->panel);
287 	struct sofef00_panel *ctx = mipi_dsi_get_drvdata(dsi);
294 	drm_panel_remove(&ctx->panel);