56 	struct imx_ldb *ldb;  member
149 static void imx_ldb_set_clock(struct imx_ldb *ldb, int mux, int chno,  in imx_ldb_set_clock()  argument
154 	dev_dbg(ldb->dev, "%s: now: %ld want: %ld\n", __func__,  in imx_ldb_set_clock()
155 			clk_get_rate(ldb->clk_pll[chno]), serial_clk);  in imx_ldb_set_clock()
156 	clk_set_rate(ldb->clk_pll[chno], serial_clk);  in imx_ldb_set_clock()
158 	dev_dbg(ldb->dev, "%s after: %ld\n", __func__,  in imx_ldb_set_clock()
159 			clk_get_rate(ldb->clk_pll[chno]));  in imx_ldb_set_clock()
161 	dev_dbg(ldb->dev, "%s: now: %ld want: %ld\n", __func__,  in imx_ldb_set_clock()
162 			clk_get_rate(ldb->clk[chno]),  in imx_ldb_set_clock()
164 	clk_set_rate(ldb->clk[chno], di_clk);  in imx_ldb_set_clock()
166 	dev_dbg(ldb->dev, "%s after: %ld\n", __func__,  in imx_ldb_set_clock()
167 			clk_get_rate(ldb->clk[chno]));  in imx_ldb_set_clock()
170 	ret = clk_set_parent(ldb->clk_sel[mux], ldb->clk[chno]);  in imx_ldb_set_clock()
172 		dev_err(ldb->dev,  in imx_ldb_set_clock()
180 	struct imx_ldb *ldb = imx_ldb_ch->ldb;  in imx_ldb_encoder_prepare()  local
181 	int dual = ldb->ldb_ctrl & LDB_SPLIT_MODE_EN;  in imx_ldb_encoder_prepare()
186 		dev_warn(ldb->dev,  in imx_ldb_encoder_prepare()
195 			ldb->ldb_ctrl |= LDB_DATA_WIDTH_CH0_24;  in imx_ldb_encoder_prepare()
197 			ldb->ldb_ctrl |= LDB_DATA_WIDTH_CH1_24;  in imx_ldb_encoder_prepare()
202 			ldb->ldb_ctrl |= LDB_DATA_WIDTH_CH0_24 |  in imx_ldb_encoder_prepare()
205 			ldb->ldb_ctrl |= LDB_DATA_WIDTH_CH1_24 |  in imx_ldb_encoder_prepare()
216 	struct imx_ldb *ldb = imx_ldb_ch->ldb;  in imx_ldb_encoder_commit()  local
217 	int dual = ldb->ldb_ctrl & LDB_SPLIT_MODE_EN;  in imx_ldb_encoder_commit()
223 		clk_prepare_enable(ldb->clk[0]);  in imx_ldb_encoder_commit()
224 		clk_prepare_enable(ldb->clk[1]);  in imx_ldb_encoder_commit()
227 	if (imx_ldb_ch == &ldb->channel[0] || dual) {  in imx_ldb_encoder_commit()
228 		ldb->ldb_ctrl &= ~LDB_CH0_MODE_EN_MASK;  in imx_ldb_encoder_commit()
229 		if (mux == 0 || ldb->lvds_mux)  in imx_ldb_encoder_commit()
230 			ldb->ldb_ctrl |= LDB_CH0_MODE_EN_TO_DI0;  in imx_ldb_encoder_commit()
232 			ldb->ldb_ctrl |= LDB_CH0_MODE_EN_TO_DI1;  in imx_ldb_encoder_commit()
234 	if (imx_ldb_ch == &ldb->channel[1] || dual) {  in imx_ldb_encoder_commit()
235 		ldb->ldb_ctrl &= ~LDB_CH1_MODE_EN_MASK;  in imx_ldb_encoder_commit()
236 		if (mux == 1 || ldb->lvds_mux)  in imx_ldb_encoder_commit()
237 			ldb->ldb_ctrl |= LDB_CH1_MODE_EN_TO_DI1;  in imx_ldb_encoder_commit()
239 			ldb->ldb_ctrl |= LDB_CH1_MODE_EN_TO_DI0;  in imx_ldb_encoder_commit()
242 	if (ldb->lvds_mux) {  in imx_ldb_encoder_commit()
245 		if (imx_ldb_ch == &ldb->channel[0])  in imx_ldb_encoder_commit()
246 			lvds_mux = &ldb->lvds_mux[0];  in imx_ldb_encoder_commit()
247 		else if (imx_ldb_ch == &ldb->channel[1])  in imx_ldb_encoder_commit()
248 			lvds_mux = &ldb->lvds_mux[1];  in imx_ldb_encoder_commit()
250 		regmap_update_bits(ldb->regmap, lvds_mux->reg, lvds_mux->mask,  in imx_ldb_encoder_commit()
254 	regmap_write(ldb->regmap, IOMUXC_GPR2, ldb->ldb_ctrl);  in imx_ldb_encoder_commit()
264 	struct imx_ldb *ldb = imx_ldb_ch->ldb;  in imx_ldb_encoder_mode_set()  local
265 	int dual = ldb->ldb_ctrl & LDB_SPLIT_MODE_EN;  in imx_ldb_encoder_mode_set()
271 		dev_warn(ldb->dev,  in imx_ldb_encoder_mode_set()
275 		dev_warn(ldb->dev,  in imx_ldb_encoder_mode_set()
281 		imx_ldb_set_clock(ldb, mux, 0, serial_clk, di_clk);  in imx_ldb_encoder_mode_set()
282 		imx_ldb_set_clock(ldb, mux, 1, serial_clk, di_clk);  in imx_ldb_encoder_mode_set()
285 		imx_ldb_set_clock(ldb, mux, imx_ldb_ch->chno, serial_clk,  in imx_ldb_encoder_mode_set()
290 	if (imx_ldb_ch == &ldb->channel[0]) {  in imx_ldb_encoder_mode_set()
292 			ldb->ldb_ctrl |= LDB_DI0_VS_POL_ACT_LOW;  in imx_ldb_encoder_mode_set()
294 			ldb->ldb_ctrl &= ~LDB_DI0_VS_POL_ACT_LOW;  in imx_ldb_encoder_mode_set()
296 	if (imx_ldb_ch == &ldb->channel[1]) {  in imx_ldb_encoder_mode_set()
298 			ldb->ldb_ctrl |= LDB_DI1_VS_POL_ACT_LOW;  in imx_ldb_encoder_mode_set()
300 			ldb->ldb_ctrl &= ~LDB_DI1_VS_POL_ACT_LOW;  in imx_ldb_encoder_mode_set()
307 	struct imx_ldb *ldb = imx_ldb_ch->ldb;  in imx_ldb_encoder_disable()  local
315 	if (imx_ldb_ch == &ldb->channel[0] &&  in imx_ldb_encoder_disable()
316 	    (ldb->ldb_ctrl & LDB_CH0_MODE_EN_MASK) == 0)  in imx_ldb_encoder_disable()
318 	else if (imx_ldb_ch == &ldb->channel[1] &&  in imx_ldb_encoder_disable()
319 		 (ldb->ldb_ctrl & LDB_CH1_MODE_EN_MASK) == 0)  in imx_ldb_encoder_disable()
324 	if (imx_ldb_ch == &ldb->channel[0])  in imx_ldb_encoder_disable()
325 		ldb->ldb_ctrl &= ~LDB_CH0_MODE_EN_MASK;  in imx_ldb_encoder_disable()
326 	else if (imx_ldb_ch == &ldb->channel[1])  in imx_ldb_encoder_disable()
327 		ldb->ldb_ctrl &= ~LDB_CH1_MODE_EN_MASK;  in imx_ldb_encoder_disable()
329 	regmap_write(ldb->regmap, IOMUXC_GPR2, ldb->ldb_ctrl);  in imx_ldb_encoder_disable()
331 	if (ldb->ldb_ctrl & LDB_SPLIT_MODE_EN) {  in imx_ldb_encoder_disable()
332 		clk_disable_unprepare(ldb->clk[0]);  in imx_ldb_encoder_disable()
333 		clk_disable_unprepare(ldb->clk[1]);  in imx_ldb_encoder_disable()
336 	if (ldb->lvds_mux) {  in imx_ldb_encoder_disable()
339 		if (imx_ldb_ch == &ldb->channel[0])  in imx_ldb_encoder_disable()
340 			lvds_mux = &ldb->lvds_mux[0];  in imx_ldb_encoder_disable()
341 		else if (imx_ldb_ch == &ldb->channel[1])  in imx_ldb_encoder_disable()
342 			lvds_mux = &ldb->lvds_mux[1];  in imx_ldb_encoder_disable()
344 		regmap_read(ldb->regmap, lvds_mux->reg, &mux);  in imx_ldb_encoder_disable()
348 		mux = (imx_ldb_ch == &ldb->channel[0]) ? 0 : 1;  in imx_ldb_encoder_disable()
352 	ret = clk_set_parent(ldb->clk_sel[mux], ldb->clk_parent[mux]);  in imx_ldb_encoder_disable()
354 		dev_err(ldb->dev,  in imx_ldb_encoder_disable()
386 static int imx_ldb_get_clk(struct imx_ldb *ldb, int chno)  in imx_ldb_get_clk()  argument
391 	ldb->clk[chno] = devm_clk_get(ldb->dev, clkname);  in imx_ldb_get_clk()
392 	if (IS_ERR(ldb->clk[chno]))  in imx_ldb_get_clk()
393 		return PTR_ERR(ldb->clk[chno]);  in imx_ldb_get_clk()
396 	ldb->clk_pll[chno] = devm_clk_get(ldb->dev, clkname);  in imx_ldb_get_clk()
398 	return PTR_ERR_OR_ZERO(ldb->clk_pll[chno]);  in imx_ldb_get_clk()
404 	struct imx_ldb *ldb = imx_ldb_ch->ldb;  in imx_ldb_register()  local
412 	ret = imx_ldb_get_clk(ldb, imx_ldb_ch->chno);  in imx_ldb_register()
416 	if (ldb->ldb_ctrl & LDB_SPLIT_MODE_EN) {  in imx_ldb_register()
417 		ret = imx_ldb_get_clk(ldb, 1);  in imx_ldb_register()
578 		channel->ldb = imx_ldb;  in imx_ldb_bind()