153 static inline int chipone_dsi_write(struct chipone *icn,  const void *seq,  in chipone_dsi_write()  argument
156 	struct mipi_dsi_device *dsi = to_mipi_dsi_device(icn->dev);  in chipone_dsi_write()
161 #define ICN6211_DSI(icn, seq...)				\  argument
164 		chipone_dsi_write(icn, d, ARRAY_SIZE(d));	\
169 	struct chipone *icn = bridge_to_chipone(bridge);  in chipone_enable()  local
173 	ICN6211_DSI(icn, MIPI_CFG_PW, MIPI_CFG_PW_CONFIG_DSI);  in chipone_enable()
175 	ICN6211_DSI(icn, HACTIVE_LI, mode->hdisplay & 0xff);  in chipone_enable()
177 	ICN6211_DSI(icn, VACTIVE_LI, mode->vdisplay & 0xff);  in chipone_enable()
183 	ICN6211_DSI(icn, VACTIVE_HACTIVE_HI,  in chipone_enable()
191 	ICN6211_DSI(icn, HFP_LI, hfp & 0xff);  in chipone_enable()
192 	ICN6211_DSI(icn, HSYNC_LI, hsync & 0xff);  in chipone_enable()
193 	ICN6211_DSI(icn, HBP_LI, hbp & 0xff);  in chipone_enable()
195 	ICN6211_DSI(icn, HFP_HSW_HBP_HI,  in chipone_enable()
200 	ICN6211_DSI(icn, VFP, mode->vsync_start - mode->vdisplay);  in chipone_enable()
202 	ICN6211_DSI(icn, VSYNC, mode->vsync_end - mode->vsync_start);  in chipone_enable()
204 	ICN6211_DSI(icn, VBP, mode->vtotal - mode->vsync_end);  in chipone_enable()
207 	ICN6211_DSI(icn, SYNC_EVENT_DLY, 0x80);  in chipone_enable()
208 	ICN6211_DSI(icn, HFP_MIN, hfp & 0xff);  in chipone_enable()
209 	ICN6211_DSI(icn, MIPI_PD_CK_LANE, 0xa0);  in chipone_enable()
210 	ICN6211_DSI(icn, PLL_CTRL(12), 0xff);  in chipone_enable()
211 	ICN6211_DSI(icn, BIST_POL, BIST_POL_DE_POL);  in chipone_enable()
212 	ICN6211_DSI(icn, PLL_CTRL(6), PLL_CTRL_6_MIPI_CLK);  in chipone_enable()
213 	ICN6211_DSI(icn, PLL_REF_DIV, 0x71);  in chipone_enable()
214 	ICN6211_DSI(icn, PLL_INT(0), 0x2b);  in chipone_enable()
215 	ICN6211_DSI(icn, SYS_CTRL(0), 0x40);  in chipone_enable()
216 	ICN6211_DSI(icn, SYS_CTRL(1), 0x98);  in chipone_enable()
219 	ICN6211_DSI(icn, MIPI_FORCE_0, 0x20);  in chipone_enable()
220 	ICN6211_DSI(icn, PLL_CTRL(1), 0x20);  in chipone_enable()
221 	ICN6211_DSI(icn, CONFIG_FINISH, 0x10);  in chipone_enable()
228 	struct chipone *icn = bridge_to_chipone(bridge);  in chipone_pre_enable()  local
231 	if (icn->vdd1) {  in chipone_pre_enable()
232 		ret = regulator_enable(icn->vdd1);  in chipone_pre_enable()
234 			DRM_DEV_ERROR(icn->dev,  in chipone_pre_enable()
238 	if (icn->vdd2) {  in chipone_pre_enable()
239 		ret = regulator_enable(icn->vdd2);  in chipone_pre_enable()
241 			DRM_DEV_ERROR(icn->dev,  in chipone_pre_enable()
245 	if (icn->vdd3) {  in chipone_pre_enable()
246 		ret = regulator_enable(icn->vdd3);  in chipone_pre_enable()
248 			DRM_DEV_ERROR(icn->dev,  in chipone_pre_enable()
252 	gpiod_set_value(icn->enable_gpio, 1);  in chipone_pre_enable()
259 	struct chipone *icn = bridge_to_chipone(bridge);  in chipone_post_disable()  local
261 	if (icn->vdd1)  in chipone_post_disable()
262 		regulator_disable(icn->vdd1);  in chipone_post_disable()
264 	if (icn->vdd2)  in chipone_post_disable()
265 		regulator_disable(icn->vdd2);  in chipone_post_disable()
267 	if (icn->vdd3)  in chipone_post_disable()
268 		regulator_disable(icn->vdd3);  in chipone_post_disable()
270 	gpiod_set_value(icn->enable_gpio, 0);  in chipone_post_disable()
275 	struct chipone *icn = bridge_to_chipone(bridge);  in chipone_attach()  local
277 	return drm_bridge_attach(bridge->encoder, icn->panel_bridge, bridge, flags);  in chipone_attach()
287 static int chipone_parse_dt(struct chipone *icn)  in chipone_parse_dt()  argument
289 	struct device *dev = icn->dev;  in chipone_parse_dt()
293 	icn->vdd1 = devm_regulator_get_optional(dev, "vdd1");  in chipone_parse_dt()
294 	if (IS_ERR(icn->vdd1)) {  in chipone_parse_dt()
295 		ret = PTR_ERR(icn->vdd1);  in chipone_parse_dt()
298 		icn->vdd1 = NULL;  in chipone_parse_dt()
302 	icn->vdd2 = devm_regulator_get_optional(dev, "vdd2");  in chipone_parse_dt()
303 	if (IS_ERR(icn->vdd2)) {  in chipone_parse_dt()
304 		ret = PTR_ERR(icn->vdd2);  in chipone_parse_dt()
307 		icn->vdd2 = NULL;  in chipone_parse_dt()
311 	icn->vdd3 = devm_regulator_get_optional(dev, "vdd3");  in chipone_parse_dt()
312 	if (IS_ERR(icn->vdd3)) {  in chipone_parse_dt()
313 		ret = PTR_ERR(icn->vdd3);  in chipone_parse_dt()
316 		icn->vdd3 = NULL;  in chipone_parse_dt()
320 	icn->enable_gpio = devm_gpiod_get(dev, "enable", GPIOD_OUT_LOW);  in chipone_parse_dt()
321 	if (IS_ERR(icn->enable_gpio)) {  in chipone_parse_dt()
323 		return PTR_ERR(icn->enable_gpio);  in chipone_parse_dt()
330 	icn->panel_bridge = devm_drm_panel_bridge_add(dev, panel);  in chipone_parse_dt()
331 	if (IS_ERR(icn->panel_bridge))  in chipone_parse_dt()
332 		return PTR_ERR(icn->panel_bridge);  in chipone_parse_dt()
340 	struct chipone *icn;  in chipone_probe()  local
343 	icn = devm_kzalloc(dev, sizeof(struct chipone), GFP_KERNEL);  in chipone_probe()
344 	if (!icn)  in chipone_probe()
347 	mipi_dsi_set_drvdata(dsi, icn);  in chipone_probe()
348 	icn->dev = dev;  in chipone_probe()
350 	ret = chipone_parse_dt(icn);  in chipone_probe()
354 	icn->bridge.funcs = &chipone_bridge_funcs;  in chipone_probe()
355 	icn->bridge.type = DRM_MODE_CONNECTOR_DPI;  in chipone_probe()
356 	icn->bridge.of_node = dev->of_node;  in chipone_probe()
358 	drm_bridge_add(&icn->bridge);  in chipone_probe()
366 		drm_bridge_remove(&icn->bridge);  in chipone_probe()
375 	struct chipone *icn = mipi_dsi_get_drvdata(dsi);  in chipone_remove()  local
378 	drm_bridge_remove(&icn->bridge);  in chipone_remove()