6  * Based on Panel Simple driver by Thierry Reding <treding@nvidia.com>
31 	 * @width: width (in millimeters) of the panel's active display area
32 	 * @height: height (in millimeters) of the panel's active display area
52 static inline struct seiko_panel *to_seiko_panel(struct drm_panel *panel)  in to_seiko_panel()  argument
54 	return container_of(panel, struct seiko_panel, base);  in to_seiko_panel()
57 static int seiko_panel_get_fixed_modes(struct seiko_panel *panel,  in seiko_panel_get_fixed_modes()  argument
63 	if (!panel->desc)  in seiko_panel_get_fixed_modes()
66 	for (i = 0; i < panel->desc->num_timings; i++) {  in seiko_panel_get_fixed_modes()
67 		const struct display_timing *dt = &panel->desc->timings[i];  in seiko_panel_get_fixed_modes()
73 			dev_err(panel->base.dev, "failed to add mode %ux%u\n",  in seiko_panel_get_fixed_modes()
82 		if (panel->desc->num_timings == 1)  in seiko_panel_get_fixed_modes()
89 	for (i = 0; i < panel->desc->num_modes; i++) {  in seiko_panel_get_fixed_modes()
90 		const struct drm_display_mode *m = &panel->desc->modes[i];  in seiko_panel_get_fixed_modes()
94 			dev_err(panel->base.dev, "failed to add mode %ux%u@%u\n",  in seiko_panel_get_fixed_modes()
102 		if (panel->desc->num_modes == 1)  in seiko_panel_get_fixed_modes()
111 	connector->display_info.bpc = panel->desc->bpc;  in seiko_panel_get_fixed_modes()
112 	connector->display_info.width_mm = panel->desc->size.width;  in seiko_panel_get_fixed_modes()
113 	connector->display_info.height_mm = panel->desc->size.height;  in seiko_panel_get_fixed_modes()
114 	if (panel->desc->bus_format)  in seiko_panel_get_fixed_modes()
116 						 &panel->desc->bus_format, 1);  in seiko_panel_get_fixed_modes()
117 	connector->display_info.bus_flags = panel->desc->bus_flags;  in seiko_panel_get_fixed_modes()
122 static int seiko_panel_disable(struct drm_panel *panel)  in seiko_panel_disable()  argument
124 	struct seiko_panel *p = to_seiko_panel(panel);  in seiko_panel_disable()
134 static int seiko_panel_unprepare(struct drm_panel *panel)  in seiko_panel_unprepare()  argument
136 	struct seiko_panel *p = to_seiko_panel(panel);  in seiko_panel_unprepare()
143 	/* Add a 100ms delay as per the panel datasheet */  in seiko_panel_unprepare()
153 static int seiko_panel_prepare(struct drm_panel *panel)  in seiko_panel_prepare()  argument
155 	struct seiko_panel *p = to_seiko_panel(panel);  in seiko_panel_prepare()
163 		dev_err(panel->dev, "failed to enable dvdd: %d\n", err);  in seiko_panel_prepare()
167 	/* Add a 100ms delay as per the panel datasheet */  in seiko_panel_prepare()
172 		dev_err(panel->dev, "failed to enable avdd: %d\n", err);  in seiko_panel_prepare()
185 static int seiko_panel_enable(struct drm_panel *panel)  in seiko_panel_enable()  argument
187 	struct seiko_panel *p = to_seiko_panel(panel);  in seiko_panel_enable()
197 static int seiko_panel_get_modes(struct drm_panel *panel,  in seiko_panel_get_modes()  argument
200 	struct seiko_panel *p = to_seiko_panel(panel);  in seiko_panel_get_modes()
202 	/* add hard-coded panel modes */  in seiko_panel_get_modes()
206 static int seiko_panel_get_timings(struct drm_panel *panel,  in seiko_panel_get_timings()  argument
210 	struct seiko_panel *p = to_seiko_panel(panel);  in seiko_panel_get_timings()
235 	struct seiko_panel *panel;  in seiko_panel_probe()  local
238 	panel = devm_kzalloc(dev, sizeof(*panel), GFP_KERNEL);  in seiko_panel_probe()
239 	if (!panel)  in seiko_panel_probe()
242 	panel->enabled = false;  in seiko_panel_probe()
243 	panel->prepared = false;  in seiko_panel_probe()
244 	panel->desc = desc;  in seiko_panel_probe()
246 	panel->dvdd = devm_regulator_get(dev, "dvdd");  in seiko_panel_probe()
247 	if (IS_ERR(panel->dvdd))  in seiko_panel_probe()
248 		return PTR_ERR(panel->dvdd);  in seiko_panel_probe()
250 	panel->avdd = devm_regulator_get(dev, "avdd");  in seiko_panel_probe()
251 	if (IS_ERR(panel->avdd))  in seiko_panel_probe()
252 		return PTR_ERR(panel->avdd);  in seiko_panel_probe()
254 	drm_panel_init(&panel->base, dev, &seiko_panel_funcs,  in seiko_panel_probe()
257 	err = drm_panel_of_backlight(&panel->base);  in seiko_panel_probe()
261 	drm_panel_add(&panel->base);  in seiko_panel_probe()
263 	dev_set_drvdata(dev, panel);  in seiko_panel_probe()
270 	struct seiko_panel *panel = dev_get_drvdata(&pdev->dev);  in seiko_panel_remove()  local
272 	drm_panel_remove(&panel->base);  in seiko_panel_remove()
273 	drm_panel_disable(&panel->base);  in seiko_panel_remove()
280 	struct seiko_panel *panel = dev_get_drvdata(&pdev->dev);  in seiko_panel_shutdown()  local
282 	drm_panel_disable(&panel->base);  in seiko_panel_shutdown()
343 MODULE_DESCRIPTION("Seiko 43WVF1G panel driver");