1 // SPDX-License-Identifier: GPL-2.0-only
3  * Generated with linux-mdss-dsi-panel-driver-generator from vendor device tree.
21 	struct drm_panel panel;  member
22 	struct mipi_dsi_device *dsi;  member
28 static inline struct rm692e5_panel *to_rm692e5_panel(struct drm_panel *panel)  in to_rm692e5_panel()  argument
30 	return container_of(panel, struct rm692e5_panel, panel);  in to_rm692e5_panel()
35 	gpiod_set_value_cansleep(ctx->reset_gpio, 0);  in rm692e5_reset()
37 	gpiod_set_value_cansleep(ctx->reset_gpio, 1);  in rm692e5_reset()
39 	gpiod_set_value_cansleep(ctx->reset_gpio, 0);  in rm692e5_reset()
45 	dsi_ctx->dsi->mode_flags |= MIPI_DSI_MODE_LPM;  in rm692e5_on()
121 static int rm692e5_disable(struct drm_panel *panel)  in rm692e5_disable()  argument
123 	struct rm692e5_panel *ctx = to_rm692e5_panel(panel);  in rm692e5_disable()
124 	struct mipi_dsi_device *dsi = ctx->dsi;  in rm692e5_disable()  local
125 	struct mipi_dsi_multi_context dsi_ctx = { .dsi = dsi };  in rm692e5_disable()
127 	dsi->mode_flags &= ~MIPI_DSI_MODE_LPM;  in rm692e5_disable()
140 static int rm692e5_prepare(struct drm_panel *panel)  in rm692e5_prepare()  argument
142 	struct rm692e5_panel *ctx = to_rm692e5_panel(panel);  in rm692e5_prepare()
144 	struct mipi_dsi_multi_context dsi_ctx = { .dsi = ctx->dsi };  in rm692e5_prepare()
146 	dsi_ctx.accum_err = regulator_bulk_enable(ARRAY_SIZE(ctx->supplies), ctx->supplies);  in rm692e5_prepare()
154 	drm_dsc_pps_payload_pack(&pps, &ctx->dsc);  in rm692e5_prepare()
162 	/* 0x05 -> 90Hz, 0x00 -> 60Hz */  in rm692e5_prepare()
168 		gpiod_set_value_cansleep(ctx->reset_gpio, 1);  in rm692e5_prepare()
169 		regulator_bulk_disable(ARRAY_SIZE(ctx->supplies), ctx->supplies);  in rm692e5_prepare()
175 static int rm692e5_unprepare(struct drm_panel *panel)  in rm692e5_unprepare()  argument
177 	struct rm692e5_panel *ctx = to_rm692e5_panel(panel);  in rm692e5_unprepare()
179 	gpiod_set_value_cansleep(ctx->reset_gpio, 1);  in rm692e5_unprepare()
180 	regulator_bulk_disable(ARRAY_SIZE(ctx->supplies), ctx->supplies);  in rm692e5_unprepare()
199 static int rm692e5_get_modes(struct drm_panel *panel,  in rm692e5_get_modes()  argument
204 	mode = drm_mode_duplicate(connector->dev, &rm692e5_mode);  in rm692e5_get_modes()
206 		return -ENOMEM;  in rm692e5_get_modes()
210 	mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;  in rm692e5_get_modes()
211 	connector->display_info.width_mm = mode->width_mm;  in rm692e5_get_modes()
212 	connector->display_info.height_mm = mode->height_mm;  in rm692e5_get_modes()
227 	struct mipi_dsi_device *dsi = bl_get_data(bl);  in rm692e5_bl_update_status()  local
231 	dsi->mode_flags &= ~MIPI_DSI_MODE_LPM;  in rm692e5_bl_update_status()
233 	ret = mipi_dsi_dcs_set_display_brightness_large(dsi, brightness);  in rm692e5_bl_update_status()
237 	dsi->mode_flags |= MIPI_DSI_MODE_LPM;  in rm692e5_bl_update_status()
244 	struct mipi_dsi_device *dsi = bl_get_data(bl);  in rm692e5_bl_get_brightness()  local
248 	dsi->mode_flags &= ~MIPI_DSI_MODE_LPM;  in rm692e5_bl_get_brightness()
250 	ret = mipi_dsi_dcs_get_display_brightness_large(dsi, &brightness);  in rm692e5_bl_get_brightness()
254 	dsi->mode_flags |= MIPI_DSI_MODE_LPM;  in rm692e5_bl_get_brightness()
265 rm692e5_create_backlight(struct mipi_dsi_device *dsi)  in rm692e5_create_backlight()  argument
267 	struct device *dev = &dsi->dev;  in rm692e5_create_backlight()
274 	return devm_backlight_device_register(dev, dev_name(dev), dev, dsi,  in rm692e5_create_backlight()
278 static int rm692e5_probe(struct mipi_dsi_device *dsi)  in rm692e5_probe()  argument
280 	struct device *dev = &dsi->dev;  in rm692e5_probe()
286 		return -ENOMEM;  in rm692e5_probe()
288 	ctx->supplies[0].supply = "vddio";  in rm692e5_probe()
289 	ctx->supplies[1].supply = "dvdd";  in rm692e5_probe()
290 	ctx->supplies[2].supply = "vci";  in rm692e5_probe()
291 	ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(ctx->supplies),  in rm692e5_probe()
292 				      ctx->supplies);  in rm692e5_probe()
296 	ctx->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH);  in rm692e5_probe()
297 	if (IS_ERR(ctx->reset_gpio))  in rm692e5_probe()
298 		return dev_err_probe(dev, PTR_ERR(ctx->reset_gpio),  in rm692e5_probe()
299 				     "Failed to get reset-gpios\n");  in rm692e5_probe()
301 	ctx->dsi = dsi;  in rm692e5_probe()
302 	mipi_dsi_set_drvdata(dsi, ctx);  in rm692e5_probe()
304 	dsi->lanes = 4;  in rm692e5_probe()
305 	dsi->format = MIPI_DSI_FMT_RGB888;  in rm692e5_probe()
306 	dsi->mode_flags = MIPI_DSI_MODE_NO_EOT_PACKET |  in rm692e5_probe()
309 	drm_panel_init(&ctx->panel, dev, &rm692e5_panel_funcs,  in rm692e5_probe()
311 	ctx->panel.prepare_prev_first = true;  in rm692e5_probe()
313 	ctx->panel.backlight = rm692e5_create_backlight(dsi);  in rm692e5_probe()
314 	if (IS_ERR(ctx->panel.backlight))  in rm692e5_probe()
315 		return dev_err_probe(dev, PTR_ERR(ctx->panel.backlight),  in rm692e5_probe()
318 	drm_panel_add(&ctx->panel);  in rm692e5_probe()
320 	/* This panel only supports DSC; unconditionally enable it */  in rm692e5_probe()
321 	dsi->dsc = &ctx->dsc;  in rm692e5_probe()
324 	ctx->dsc.dsc_version_major = 1;  in rm692e5_probe()
325 	ctx->dsc.dsc_version_minor = 1;  in rm692e5_probe()
326 	ctx->dsc.slice_height = 60;  in rm692e5_probe()
327 	ctx->dsc.slice_width = 1224;  in rm692e5_probe()
329 	ctx->dsc.slice_count = 1224 / ctx->dsc.slice_width;  in rm692e5_probe()
330 	ctx->dsc.bits_per_component = 8;  in rm692e5_probe()
331 	ctx->dsc.bits_per_pixel = 8 << 4; /* 4 fractional bits */  in rm692e5_probe()
332 	ctx->dsc.block_pred_enable = true;  in rm692e5_probe()
334 	ret = mipi_dsi_attach(dsi);  in rm692e5_probe()
336 		dev_err(dev, "Failed to attach to DSI host: %d\n", ret);  in rm692e5_probe()
337 		drm_panel_remove(&ctx->panel);  in rm692e5_probe()
344 static void rm692e5_remove(struct mipi_dsi_device *dsi)  in rm692e5_remove()  argument
346 	struct rm692e5_panel *ctx = mipi_dsi_get_drvdata(dsi);  in rm692e5_remove()
349 	ret = mipi_dsi_detach(dsi);  in rm692e5_remove()
351 		dev_err(&dsi->dev, "Failed to detach from DSI host: %d\n", ret);  in rm692e5_remove()
353 	drm_panel_remove(&ctx->panel);  in rm692e5_remove()
357 	{ .compatible = "fairphone,fp5-rm692e5-boe" },
366 		.name = "panel-rm692e5-boe-amoled",
372 MODULE_DESCRIPTION("DRM driver for rm692e5-equipped DSI panels");