Lines Matching +full:mt8183 +full:- +full:pinctrl
1 // SPDX-License-Identifier: GPL-2.0-only
13 #include <linux/media-bus-format.h>
16 #include <linux/pinctrl/consumer.h>
18 #include <linux/soc/mediatek/mtk-mmsys.h>
84 struct pinctrl *pinctrl;
128 * struct mtk_dpi_conf - Configuration of mediatek dpi.
129 * @dpi_factor: SoC-specific pixel clock PLL factor values.
179 u32 tmp = readl(dpi->regs + offset) & ~mask;
182 writel(tmp, dpi->regs + offset);
215 mtk_dpi_mask(dpi, DPI_TGEN_HWIDTH, sync->sync_width << HPW,
216 dpi->conf->dimension_mask << HPW);
217 mtk_dpi_mask(dpi, DPI_TGEN_HPORCH, sync->back_porch << HBP,
218 dpi->conf->dimension_mask << HBP);
219 mtk_dpi_mask(dpi, DPI_TGEN_HPORCH, sync->front_porch << HFP,
220 dpi->conf->dimension_mask << HFP);
228 sync->shift_half_line << VSYNC_HALF_LINE_SHIFT,
231 sync->sync_width << VSYNC_WIDTH_SHIFT,
232 dpi->conf->dimension_mask << VSYNC_WIDTH_SHIFT);
234 sync->back_porch << VSYNC_BACK_PORCH_SHIFT,
235 dpi->conf->dimension_mask << VSYNC_BACK_PORCH_SHIFT);
237 sync->front_porch << VSYNC_FRONT_PORCH_SHIFT,
238 dpi->conf->dimension_mask << VSYNC_FRONT_PORCH_SHIFT);
275 pol = (dpi_pol->hsync_pol == MTK_DPI_POLARITY_RISING ? 0 : HSYNC_POL) |
276 (dpi_pol->vsync_pol == MTK_DPI_POLARITY_RISING ? 0 : VSYNC_POL);
277 if (dpi->conf->is_ck_de_pol) {
279 pol |= (dpi_pol->ck_pol == MTK_DPI_POLARITY_RISING ?
281 (dpi_pol->de_pol == MTK_DPI_POLARITY_RISING ?
301 dpi->conf->hvsize_mask << HSIZE);
303 dpi->conf->hvsize_mask << VSIZE);
310 if (drm_default_rgb_quant_range(&dpi->mode) ==
418 val << dpi->conf->channel_swap_shift,
419 CH_SWAP_MASK << dpi->conf->channel_swap_shift);
424 mtk_dpi_mask(dpi, DPI_CON, enable ? dpi->conf->yuv422_en_bit : 0,
425 dpi->conf->yuv422_en_bit);
430 mtk_dpi_mask(dpi, DPI_CON, enable ? dpi->conf->csc_enable_bit : 0,
431 dpi->conf->csc_enable_bit);
441 if (dpi->conf->reg_h_fre_con)
442 mtk_dpi_mask(dpi, dpi->conf->reg_h_fre_con, H_FRE_2N, H_FRE_2N);
447 if (dpi->conf->edge_sel_en && dpi->conf->reg_h_fre_con)
448 mtk_dpi_mask(dpi, dpi->conf->reg_h_fre_con, 0, EDGE_SEL_EN);
454 mtk_dpi_config_channel_swap(dpi, dpi->channel_swap);
460 if (dpi->conf->swap_input_support)
471 mtk_dpi_mask(dpi, DPI_MATRIX_SET, dpi->mode.hdisplay <= 720 ?
479 if (dpi->conf->swap_input_support)
487 if ((dpi->output_fmt == MEDIA_BUS_FMT_RGB888_2X12_LE) ||
488 (dpi->output_fmt == MEDIA_BUS_FMT_RGB888_2X12_BE)) {
492 dpi->output_fmt == MEDIA_BUS_FMT_RGB888_2X12_LE ?
494 if (dpi->conf->edge_cfg_in_mmsys)
495 mtk_mmsys_ddp_dpi_fmt_config(dpi->mmsys_dev, MTK_DPI_RGB888_DDR_CON);
498 if (dpi->conf->edge_cfg_in_mmsys)
499 mtk_mmsys_ddp_dpi_fmt_config(dpi->mmsys_dev, MTK_DPI_RGB888_SDR_CON);
505 if (WARN_ON(dpi->refcount == 0))
508 if (--dpi->refcount != 0)
512 clk_disable_unprepare(dpi->pixel_clk);
513 clk_disable_unprepare(dpi->tvd_clk);
514 clk_disable_unprepare(dpi->engine_clk);
521 if (++dpi->refcount != 1)
524 ret = clk_prepare_enable(dpi->engine_clk);
526 dev_err(dpi->dev, "Failed to enable engine clock: %d\n", ret);
530 ret = clk_prepare_enable(dpi->tvd_clk);
532 dev_err(dpi->dev, "Failed to enable tvd pll: %d\n", ret);
536 ret = clk_prepare_enable(dpi->pixel_clk);
538 dev_err(dpi->dev, "Failed to enable pixel clock: %d\n", ret);
545 clk_disable_unprepare(dpi->tvd_clk);
547 clk_disable_unprepare(dpi->engine_clk);
549 dpi->refcount--;
555 const struct mtk_dpi_factor *dpi_factor = dpi->conf->dpi_factor;
558 for (i = 0; i < dpi->conf->num_dpi_factor; i++) {
564 return dpi_factor[dpi->conf->num_dpi_factor - 1].factor;
574 pll_rate = vm->pixelclock * factor;
576 dev_dbg(dpi->dev, "Want PLL %lu Hz, pixel clock %lu Hz\n",
577 pll_rate, vm->pixelclock);
579 clk_set_rate(dpi->tvd_clk, pll_rate);
580 pll_rate = clk_get_rate(dpi->tvd_clk);
587 vm->pixelclock = pll_rate / factor;
588 vm->pixelclock /= dpi->conf->pixels_per_iter;
590 if ((dpi->output_fmt == MEDIA_BUS_FMT_RGB888_2X12_LE) ||
591 (dpi->output_fmt == MEDIA_BUS_FMT_RGB888_2X12_BE))
592 clk_set_rate(dpi->pixel_clk, vm->pixelclock * 2);
594 clk_set_rate(dpi->pixel_clk, vm->pixelclock);
596 vm->pixelclock = clk_get_rate(dpi->pixel_clk);
598 dev_dbg(dpi->dev, "Got PLL %lu Hz, pixel clock %lu Hz\n",
599 pll_rate, vm->pixelclock);
615 if (!dpi->conf->clocked_by_hdmi)
616 mtk_dpi_set_pixel_clk(dpi, &vm, mode->clock);
630 hsync.sync_width = vm.hsync_len / dpi->conf->pixels_per_iter;
631 hsync.back_porch = vm.hback_porch / dpi->conf->pixels_per_iter;
632 hsync.front_porch = vm.hfront_porch / dpi->conf->pixels_per_iter;
641 mode->flags & DRM_MODE_FLAG_3D_MASK) {
648 !(mode->flags & DRM_MODE_FLAG_3D_MASK)) {
652 mode->flags & DRM_MODE_FLAG_3D_MASK) {
664 mtk_dpi_config_3d(dpi, !!(mode->flags & DRM_MODE_FLAG_3D_MASK));
673 mtk_dpi_config_bit_num(dpi, dpi->bit_num);
674 mtk_dpi_config_channel_swap(dpi, dpi->channel_swap);
675 mtk_dpi_config_color_format(dpi, dpi->color_format);
676 if (dpi->conf->support_direct_pin) {
677 mtk_dpi_config_yc_map(dpi, dpi->yc_map);
681 if (dpi->conf->output_1pixel)
688 if (dpi->conf->input_2p_en_bit) {
689 mtk_dpi_mask(dpi, DPI_CON, dpi->conf->input_2p_en_bit,
690 dpi->conf->input_2p_en_bit);
708 if (!dpi->conf->output_fmts) {
709 dev_err(dpi->dev, "output_fmts should not be null\n");
713 output_fmts = kcalloc(dpi->conf->num_output_fmts, sizeof(*output_fmts),
718 *num_output_fmts = dpi->conf->num_output_fmts;
720 memcpy(output_fmts, dpi->conf->output_fmts,
721 sizeof(*output_fmts) * dpi->conf->num_output_fmts);
815 out_bus_format = bridge_state->output_bus_cfg.format;
818 if (dpi->conf->num_output_fmts)
819 out_bus_format = dpi->conf->output_fmts[0];
821 dev_dbg(dpi->dev, "input format 0x%04x, output format 0x%04x\n",
822 bridge_state->input_bus_cfg.format,
823 bridge_state->output_bus_cfg.format);
825 dpi->output_fmt = out_bus_format;
826 dpi->bit_num = mtk_dpi_bus_fmt_bit_num(out_bus_format);
827 dpi->channel_swap = mtk_dpi_bus_fmt_channel_swap(out_bus_format);
828 dpi->yc_map = MTK_DPI_OUT_YC_MAP_RGB;
829 dpi->color_format = mtk_dpi_bus_fmt_color_format(out_bus_format);
841 dpi->next_bridge = devm_drm_of_get_bridge(dpi->dev, dpi->dev->of_node, 1, -1);
842 if (IS_ERR(dpi->next_bridge)) {
843 ret = PTR_ERR(dpi->next_bridge);
844 if (ret == -EPROBE_DEFER)
848 dpi->next_bridge = devm_drm_of_get_bridge(dpi->dev, dpi->dev->of_node, 0, 0);
849 if (IS_ERR(dpi->next_bridge))
850 return dev_err_probe(dpi->dev, PTR_ERR(dpi->next_bridge),
854 return drm_bridge_attach(encoder, dpi->next_bridge,
855 &dpi->bridge, flags);
864 drm_mode_copy(&dpi->mode, adjusted_mode);
873 if (dpi->pinctrl && dpi->pins_gpio)
874 pinctrl_select_state(dpi->pinctrl, dpi->pins_gpio);
881 if (dpi->pinctrl && dpi->pins_dpi)
882 pinctrl_select_state(dpi->pinctrl, dpi->pins_dpi);
885 mtk_dpi_set_display_mode(dpi, &dpi->mode);
896 if (mode->clock > dpi->conf->max_clock_khz)
904 struct mtk_dpi *dpi = m->private;
909 return -EINVAL;
911 val = readl(dpi->regs + DPI_PATTERN0);
953 struct seq_file *m = file->private_data;
957 if (!m || !m->private || *offp || len > sizeof(buf) - 1)
958 return -EINVAL;
962 return -EFAULT;
965 return -EINVAL;
968 return -EINVAL;
970 mtk_dpi_test_pattern_en((struct mtk_dpi *)m->private, type, en);
976 return single_open(file, mtk_dpi_debug_tp_show, inode->i_private);
1014 if (!dpi->conf->clocked_by_hdmi)
1022 if (!dpi->conf->clocked_by_hdmi)
1029 unsigned int encoder_index = drm_encoder_index(&dpi->encoder);
1039 struct mtk_drm_private *priv = drm_dev->dev_private;
1042 dpi->mmsys_dev = priv->mmsys_dev;
1043 ret = drm_simple_encoder_init(drm_dev, &dpi->encoder,
1050 ret = mtk_find_possible_crtcs(drm_dev, dpi->dev);
1053 dpi->encoder.possible_crtcs = ret;
1055 ret = drm_bridge_attach(&dpi->encoder, &dpi->bridge, NULL,
1060 dpi->connector = drm_bridge_connector_init(drm_dev, &dpi->encoder);
1061 if (IS_ERR(dpi->connector)) {
1063 ret = PTR_ERR(dpi->connector);
1066 drm_connector_attach_encoder(dpi->connector, &dpi->encoder);
1071 drm_encoder_cleanup(&dpi->encoder);
1080 drm_encoder_cleanup(&dpi->encoder);
1135 { 70000 - 1, 4 }, { 200000 - 1, 2 }, { U32_MAX, 1 }
1265 struct device *dev = &pdev->dev;
1274 dpi->dev = dev;
1275 dpi->conf = (struct mtk_dpi_conf *)of_device_get_match_data(dev);
1276 dpi->output_fmt = MEDIA_BUS_FMT_RGB888_1X24;
1278 dpi->pinctrl = devm_pinctrl_get(&pdev->dev);
1279 if (IS_ERR(dpi->pinctrl)) {
1280 dpi->pinctrl = NULL;
1281 dev_dbg(&pdev->dev, "Cannot find pinctrl!\n");
1283 if (dpi->pinctrl) {
1284 dpi->pins_gpio = pinctrl_lookup_state(dpi->pinctrl, "sleep");
1285 if (IS_ERR(dpi->pins_gpio)) {
1286 dpi->pins_gpio = NULL;
1287 dev_dbg(&pdev->dev, "Cannot find pinctrl idle!\n");
1289 if (dpi->pins_gpio)
1290 pinctrl_select_state(dpi->pinctrl, dpi->pins_gpio);
1292 dpi->pins_dpi = pinctrl_lookup_state(dpi->pinctrl, "default");
1293 if (IS_ERR(dpi->pins_dpi)) {
1294 dpi->pins_dpi = NULL;
1295 dev_dbg(&pdev->dev, "Cannot find pinctrl active!\n");
1298 dpi->regs = devm_platform_ioremap_resource(pdev, 0);
1299 if (IS_ERR(dpi->regs))
1300 return dev_err_probe(dev, PTR_ERR(dpi->regs),
1303 dpi->engine_clk = devm_clk_get(dev, "engine");
1304 if (IS_ERR(dpi->engine_clk))
1305 return dev_err_probe(dev, PTR_ERR(dpi->engine_clk),
1308 dpi->pixel_clk = devm_clk_get(dev, "pixel");
1309 if (IS_ERR(dpi->pixel_clk))
1310 return dev_err_probe(dev, PTR_ERR(dpi->pixel_clk),
1313 dpi->tvd_clk = devm_clk_get(dev, "pll");
1314 if (IS_ERR(dpi->tvd_clk))
1315 return dev_err_probe(dev, PTR_ERR(dpi->tvd_clk),
1318 dpi->irq = platform_get_irq(pdev, 0);
1319 if (dpi->irq < 0)
1320 return dpi->irq;
1324 dpi->bridge.of_node = dev->of_node;
1325 dpi->bridge.type = DRM_MODE_CONNECTOR_DPI;
1327 ret = devm_drm_bridge_add(dev, &dpi->bridge);
1340 component_del(&pdev->dev, &mtk_dpi_component_ops);
1344 { .compatible = "mediatek,mt2701-dpi", .data = &mt2701_conf },
1345 { .compatible = "mediatek,mt8173-dpi", .data = &mt8173_conf },
1346 { .compatible = "mediatek,mt8183-dpi", .data = &mt8183_conf },
1347 { .compatible = "mediatek,mt8186-dpi", .data = &mt8186_conf },
1348 { .compatible = "mediatek,mt8188-dp-intf", .data = &mt8195_dpintf_conf },
1349 { .compatible = "mediatek,mt8192-dpi", .data = &mt8192_conf },
1350 { .compatible = "mediatek,mt8195-dp-intf", .data = &mt8195_dpintf_conf },
1351 { .compatible = "mediatek,mt8195-dpi", .data = &mt8195_conf },
1360 .name = "mediatek-dpi",