Lines Matching +full:bridge +full:- +full:enable
1 // SPDX-License-Identifier: GPL-2.0-only
11 #include <linux/media-bus-format.h>
16 #include <linux/soc/mediatek/mtk-mmsys.h>
65 struct drm_bridge bridge; member
90 return container_of(b, struct mtk_dpi, bridge); in bridge_to_dpi()
120 * struct mtk_dpi_conf - Configuration of mediatek dpi.
124 * @edge_sel_en: Enable of edge selection.
130 * @input_2pixel: Input pixel of dp_intf is 2 pixel per round, so enable this
131 * config to enable this feature.
136 * @yuv422_en_bit: Enable bit of yuv422.
137 * @csc_enable_bit: Enable bit of CSC.
163 u32 tmp = readl(dpi->regs + offset) & ~mask; in mtk_dpi_mask()
166 writel(tmp, dpi->regs + offset); in mtk_dpi_mask()
187 mtk_dpi_mask(dpi, DPI_TGEN_HWIDTH, sync->sync_width << HPW, in mtk_dpi_config_hsync()
188 dpi->conf->dimension_mask << HPW); in mtk_dpi_config_hsync()
189 mtk_dpi_mask(dpi, DPI_TGEN_HPORCH, sync->back_porch << HBP, in mtk_dpi_config_hsync()
190 dpi->conf->dimension_mask << HBP); in mtk_dpi_config_hsync()
191 mtk_dpi_mask(dpi, DPI_TGEN_HPORCH, sync->front_porch << HFP, in mtk_dpi_config_hsync()
192 dpi->conf->dimension_mask << HFP); in mtk_dpi_config_hsync()
200 sync->shift_half_line << VSYNC_HALF_LINE_SHIFT, in mtk_dpi_config_vsync()
203 sync->sync_width << VSYNC_WIDTH_SHIFT, in mtk_dpi_config_vsync()
204 dpi->conf->dimension_mask << VSYNC_WIDTH_SHIFT); in mtk_dpi_config_vsync()
206 sync->back_porch << VSYNC_BACK_PORCH_SHIFT, in mtk_dpi_config_vsync()
207 dpi->conf->dimension_mask << VSYNC_BACK_PORCH_SHIFT); in mtk_dpi_config_vsync()
209 sync->front_porch << VSYNC_FRONT_PORCH_SHIFT, in mtk_dpi_config_vsync()
210 dpi->conf->dimension_mask << VSYNC_FRONT_PORCH_SHIFT); in mtk_dpi_config_vsync()
247 pol = (dpi_pol->hsync_pol == MTK_DPI_POLARITY_RISING ? 0 : HSYNC_POL) | in mtk_dpi_config_pol()
248 (dpi_pol->vsync_pol == MTK_DPI_POLARITY_RISING ? 0 : VSYNC_POL); in mtk_dpi_config_pol()
249 if (dpi->conf->is_ck_de_pol) { in mtk_dpi_config_pol()
251 pol |= (dpi_pol->ck_pol == MTK_DPI_POLARITY_RISING ? in mtk_dpi_config_pol()
253 (dpi_pol->de_pol == MTK_DPI_POLARITY_RISING ? in mtk_dpi_config_pol()
273 dpi->conf->hvsize_mask << HSIZE); in mtk_dpi_config_fb_size()
275 dpi->conf->hvsize_mask << VSIZE); in mtk_dpi_config_fb_size()
282 if (drm_default_rgb_quant_range(&dpi->mode) == in mtk_dpi_config_channel_limit()
390 val << dpi->conf->channel_swap_shift, in mtk_dpi_config_channel_swap()
391 CH_SWAP_MASK << dpi->conf->channel_swap_shift); in mtk_dpi_config_channel_swap()
394 static void mtk_dpi_config_yuv422_enable(struct mtk_dpi *dpi, bool enable) in mtk_dpi_config_yuv422_enable() argument
396 mtk_dpi_mask(dpi, DPI_CON, enable ? dpi->conf->yuv422_en_bit : 0, in mtk_dpi_config_yuv422_enable()
397 dpi->conf->yuv422_en_bit); in mtk_dpi_config_yuv422_enable()
400 static void mtk_dpi_config_csc_enable(struct mtk_dpi *dpi, bool enable) in mtk_dpi_config_csc_enable() argument
402 mtk_dpi_mask(dpi, DPI_CON, enable ? dpi->conf->csc_enable_bit : 0, in mtk_dpi_config_csc_enable()
403 dpi->conf->csc_enable_bit); in mtk_dpi_config_csc_enable()
406 static void mtk_dpi_config_swap_input(struct mtk_dpi *dpi, bool enable) in mtk_dpi_config_swap_input() argument
408 mtk_dpi_mask(dpi, DPI_CON, enable ? IN_RB_SWAP : 0, IN_RB_SWAP); in mtk_dpi_config_swap_input()
413 mtk_dpi_mask(dpi, dpi->conf->reg_h_fre_con, H_FRE_2N, H_FRE_2N); in mtk_dpi_config_2n_h_fre()
418 if (dpi->conf->edge_sel_en) in mtk_dpi_config_disable_edge()
419 mtk_dpi_mask(dpi, dpi->conf->reg_h_fre_con, 0, EDGE_SEL_EN); in mtk_dpi_config_disable_edge()
435 mtk_dpi_mask(dpi, DPI_MATRIX_SET, dpi->mode.hdisplay <= 720 ? in mtk_dpi_config_color_format()
441 if (dpi->conf->swap_input_support) in mtk_dpi_config_color_format()
448 if ((dpi->output_fmt == MEDIA_BUS_FMT_RGB888_2X12_LE) || in mtk_dpi_dual_edge()
449 (dpi->output_fmt == MEDIA_BUS_FMT_RGB888_2X12_BE)) { in mtk_dpi_dual_edge()
453 dpi->output_fmt == MEDIA_BUS_FMT_RGB888_2X12_LE ? in mtk_dpi_dual_edge()
455 if (dpi->conf->edge_cfg_in_mmsys) in mtk_dpi_dual_edge()
456 mtk_mmsys_ddp_dpi_fmt_config(dpi->mmsys_dev, MTK_DPI_RGB888_DDR_CON); in mtk_dpi_dual_edge()
459 if (dpi->conf->edge_cfg_in_mmsys) in mtk_dpi_dual_edge()
460 mtk_mmsys_ddp_dpi_fmt_config(dpi->mmsys_dev, MTK_DPI_RGB888_SDR_CON); in mtk_dpi_dual_edge()
466 if (WARN_ON(dpi->refcount == 0)) in mtk_dpi_power_off()
469 if (--dpi->refcount != 0) in mtk_dpi_power_off()
473 clk_disable_unprepare(dpi->pixel_clk); in mtk_dpi_power_off()
474 clk_disable_unprepare(dpi->engine_clk); in mtk_dpi_power_off()
481 if (++dpi->refcount != 1) in mtk_dpi_power_on()
484 ret = clk_prepare_enable(dpi->engine_clk); in mtk_dpi_power_on()
486 dev_err(dpi->dev, "Failed to enable engine clock: %d\n", ret); in mtk_dpi_power_on()
490 ret = clk_prepare_enable(dpi->pixel_clk); in mtk_dpi_power_on()
492 dev_err(dpi->dev, "Failed to enable pixel clock: %d\n", ret); in mtk_dpi_power_on()
499 clk_disable_unprepare(dpi->engine_clk); in mtk_dpi_power_on()
501 dpi->refcount--; in mtk_dpi_power_on()
519 factor = dpi->conf->cal_factor(mode->clock); in mtk_dpi_set_display_mode()
523 dev_dbg(dpi->dev, "Want PLL %lu Hz, pixel clock %lu Hz\n", in mtk_dpi_set_display_mode()
526 clk_set_rate(dpi->tvd_clk, pll_rate); in mtk_dpi_set_display_mode()
527 pll_rate = clk_get_rate(dpi->tvd_clk); in mtk_dpi_set_display_mode()
535 vm.pixelclock /= dpi->conf->pixels_per_iter; in mtk_dpi_set_display_mode()
537 if ((dpi->output_fmt == MEDIA_BUS_FMT_RGB888_2X12_LE) || in mtk_dpi_set_display_mode()
538 (dpi->output_fmt == MEDIA_BUS_FMT_RGB888_2X12_BE)) in mtk_dpi_set_display_mode()
539 clk_set_rate(dpi->pixel_clk, vm.pixelclock * 2); in mtk_dpi_set_display_mode()
541 clk_set_rate(dpi->pixel_clk, vm.pixelclock); in mtk_dpi_set_display_mode()
544 vm.pixelclock = clk_get_rate(dpi->pixel_clk); in mtk_dpi_set_display_mode()
546 dev_dbg(dpi->dev, "Got PLL %lu Hz, pixel clock %lu Hz\n", in mtk_dpi_set_display_mode()
561 hsync.sync_width = vm.hsync_len / dpi->conf->pixels_per_iter; in mtk_dpi_set_display_mode()
562 hsync.back_porch = vm.hback_porch / dpi->conf->pixels_per_iter; in mtk_dpi_set_display_mode()
563 hsync.front_porch = vm.hfront_porch / dpi->conf->pixels_per_iter; in mtk_dpi_set_display_mode()
572 mode->flags & DRM_MODE_FLAG_3D_MASK) { in mtk_dpi_set_display_mode()
579 !(mode->flags & DRM_MODE_FLAG_3D_MASK)) { in mtk_dpi_set_display_mode()
583 mode->flags & DRM_MODE_FLAG_3D_MASK) { in mtk_dpi_set_display_mode()
595 mtk_dpi_config_3d(dpi, !!(mode->flags & DRM_MODE_FLAG_3D_MASK)); in mtk_dpi_set_display_mode()
604 mtk_dpi_config_bit_num(dpi, dpi->bit_num); in mtk_dpi_set_display_mode()
605 mtk_dpi_config_channel_swap(dpi, dpi->channel_swap); in mtk_dpi_set_display_mode()
606 mtk_dpi_config_color_format(dpi, dpi->color_format); in mtk_dpi_set_display_mode()
607 if (dpi->conf->support_direct_pin) { in mtk_dpi_set_display_mode()
608 mtk_dpi_config_yc_map(dpi, dpi->yc_map); in mtk_dpi_set_display_mode()
613 if (dpi->conf->input_2pixel) { in mtk_dpi_set_display_mode()
622 static u32 *mtk_dpi_bridge_atomic_get_output_bus_fmts(struct drm_bridge *bridge, in mtk_dpi_bridge_atomic_get_output_bus_fmts() argument
628 struct mtk_dpi *dpi = bridge_to_dpi(bridge); in mtk_dpi_bridge_atomic_get_output_bus_fmts()
633 if (!dpi->conf->output_fmts) { in mtk_dpi_bridge_atomic_get_output_bus_fmts()
634 dev_err(dpi->dev, "output_fmts should not be null\n"); in mtk_dpi_bridge_atomic_get_output_bus_fmts()
638 output_fmts = kcalloc(dpi->conf->num_output_fmts, sizeof(*output_fmts), in mtk_dpi_bridge_atomic_get_output_bus_fmts()
643 *num_output_fmts = dpi->conf->num_output_fmts; in mtk_dpi_bridge_atomic_get_output_bus_fmts()
645 memcpy(output_fmts, dpi->conf->output_fmts, in mtk_dpi_bridge_atomic_get_output_bus_fmts()
646 sizeof(*output_fmts) * dpi->conf->num_output_fmts); in mtk_dpi_bridge_atomic_get_output_bus_fmts()
651 static u32 *mtk_dpi_bridge_atomic_get_input_bus_fmts(struct drm_bridge *bridge, in mtk_dpi_bridge_atomic_get_input_bus_fmts() argument
673 static int mtk_dpi_bridge_atomic_check(struct drm_bridge *bridge, in mtk_dpi_bridge_atomic_check() argument
678 struct mtk_dpi *dpi = bridge_to_dpi(bridge); in mtk_dpi_bridge_atomic_check()
681 out_bus_format = bridge_state->output_bus_cfg.format; in mtk_dpi_bridge_atomic_check()
684 if (dpi->conf->num_output_fmts) in mtk_dpi_bridge_atomic_check()
685 out_bus_format = dpi->conf->output_fmts[0]; in mtk_dpi_bridge_atomic_check()
687 dev_dbg(dpi->dev, "input format 0x%04x, output format 0x%04x\n", in mtk_dpi_bridge_atomic_check()
688 bridge_state->input_bus_cfg.format, in mtk_dpi_bridge_atomic_check()
689 bridge_state->output_bus_cfg.format); in mtk_dpi_bridge_atomic_check()
691 dpi->output_fmt = out_bus_format; in mtk_dpi_bridge_atomic_check()
692 dpi->bit_num = MTK_DPI_OUT_BIT_NUM_8BITS; in mtk_dpi_bridge_atomic_check()
693 dpi->channel_swap = MTK_DPI_OUT_CHANNEL_SWAP_RGB; in mtk_dpi_bridge_atomic_check()
694 dpi->yc_map = MTK_DPI_OUT_YC_MAP_RGB; in mtk_dpi_bridge_atomic_check()
696 dpi->color_format = MTK_DPI_COLOR_FORMAT_YCBCR_422; in mtk_dpi_bridge_atomic_check()
698 dpi->color_format = MTK_DPI_COLOR_FORMAT_RGB; in mtk_dpi_bridge_atomic_check()
703 static int mtk_dpi_bridge_attach(struct drm_bridge *bridge, in mtk_dpi_bridge_attach() argument
706 struct mtk_dpi *dpi = bridge_to_dpi(bridge); in mtk_dpi_bridge_attach()
708 return drm_bridge_attach(bridge->encoder, dpi->next_bridge, in mtk_dpi_bridge_attach()
709 &dpi->bridge, flags); in mtk_dpi_bridge_attach()
712 static void mtk_dpi_bridge_mode_set(struct drm_bridge *bridge, in mtk_dpi_bridge_mode_set() argument
716 struct mtk_dpi *dpi = bridge_to_dpi(bridge); in mtk_dpi_bridge_mode_set()
718 drm_mode_copy(&dpi->mode, adjusted_mode); in mtk_dpi_bridge_mode_set()
721 static void mtk_dpi_bridge_disable(struct drm_bridge *bridge) in mtk_dpi_bridge_disable() argument
723 struct mtk_dpi *dpi = bridge_to_dpi(bridge); in mtk_dpi_bridge_disable()
727 if (dpi->pinctrl && dpi->pins_gpio) in mtk_dpi_bridge_disable()
728 pinctrl_select_state(dpi->pinctrl, dpi->pins_gpio); in mtk_dpi_bridge_disable()
731 static void mtk_dpi_bridge_enable(struct drm_bridge *bridge) in mtk_dpi_bridge_enable() argument
733 struct mtk_dpi *dpi = bridge_to_dpi(bridge); in mtk_dpi_bridge_enable()
735 if (dpi->pinctrl && dpi->pins_dpi) in mtk_dpi_bridge_enable()
736 pinctrl_select_state(dpi->pinctrl, dpi->pins_dpi); in mtk_dpi_bridge_enable()
739 mtk_dpi_set_display_mode(dpi, &dpi->mode); in mtk_dpi_bridge_enable()
744 mtk_dpi_bridge_mode_valid(struct drm_bridge *bridge, in mtk_dpi_bridge_mode_valid() argument
748 struct mtk_dpi *dpi = bridge_to_dpi(bridge); in mtk_dpi_bridge_mode_valid()
750 if (mode->clock > dpi->conf->max_clock_khz) in mtk_dpi_bridge_mode_valid()
761 .enable = mtk_dpi_bridge_enable,
787 unsigned int encoder_index = drm_encoder_index(&dpi->encoder); in mtk_dpi_encoder_index()
797 struct mtk_drm_private *priv = drm_dev->dev_private; in mtk_dpi_bind()
800 dpi->mmsys_dev = priv->mmsys_dev; in mtk_dpi_bind()
801 ret = drm_simple_encoder_init(drm_dev, &dpi->encoder, in mtk_dpi_bind()
808 dpi->encoder.possible_crtcs = mtk_drm_find_possible_crtc_by_comp(drm_dev, dpi->dev); in mtk_dpi_bind()
810 ret = drm_bridge_attach(&dpi->encoder, &dpi->bridge, NULL, in mtk_dpi_bind()
815 dpi->connector = drm_bridge_connector_init(drm_dev, &dpi->encoder); in mtk_dpi_bind()
816 if (IS_ERR(dpi->connector)) { in mtk_dpi_bind()
817 dev_err(dev, "Unable to create bridge connector\n"); in mtk_dpi_bind()
818 ret = PTR_ERR(dpi->connector); in mtk_dpi_bind()
821 drm_connector_attach_encoder(dpi->connector, &dpi->encoder); in mtk_dpi_bind()
826 drm_encoder_cleanup(&dpi->encoder); in mtk_dpi_bind()
835 drm_encoder_cleanup(&dpi->encoder); in mtk_dpi_unbind()
1002 struct device *dev = &pdev->dev; in mtk_dpi_probe()
1008 return -ENOMEM; in mtk_dpi_probe()
1010 dpi->dev = dev; in mtk_dpi_probe()
1011 dpi->conf = (struct mtk_dpi_conf *)of_device_get_match_data(dev); in mtk_dpi_probe()
1012 dpi->output_fmt = MEDIA_BUS_FMT_RGB888_1X24; in mtk_dpi_probe()
1014 dpi->pinctrl = devm_pinctrl_get(&pdev->dev); in mtk_dpi_probe()
1015 if (IS_ERR(dpi->pinctrl)) { in mtk_dpi_probe()
1016 dpi->pinctrl = NULL; in mtk_dpi_probe()
1017 dev_dbg(&pdev->dev, "Cannot find pinctrl!\n"); in mtk_dpi_probe()
1019 if (dpi->pinctrl) { in mtk_dpi_probe()
1020 dpi->pins_gpio = pinctrl_lookup_state(dpi->pinctrl, "sleep"); in mtk_dpi_probe()
1021 if (IS_ERR(dpi->pins_gpio)) { in mtk_dpi_probe()
1022 dpi->pins_gpio = NULL; in mtk_dpi_probe()
1023 dev_dbg(&pdev->dev, "Cannot find pinctrl idle!\n"); in mtk_dpi_probe()
1025 if (dpi->pins_gpio) in mtk_dpi_probe()
1026 pinctrl_select_state(dpi->pinctrl, dpi->pins_gpio); in mtk_dpi_probe()
1028 dpi->pins_dpi = pinctrl_lookup_state(dpi->pinctrl, "default"); in mtk_dpi_probe()
1029 if (IS_ERR(dpi->pins_dpi)) { in mtk_dpi_probe()
1030 dpi->pins_dpi = NULL; in mtk_dpi_probe()
1031 dev_dbg(&pdev->dev, "Cannot find pinctrl active!\n"); in mtk_dpi_probe()
1034 dpi->regs = devm_platform_ioremap_resource(pdev, 0); in mtk_dpi_probe()
1035 if (IS_ERR(dpi->regs)) in mtk_dpi_probe()
1036 return dev_err_probe(dev, PTR_ERR(dpi->regs), in mtk_dpi_probe()
1039 dpi->engine_clk = devm_clk_get(dev, "engine"); in mtk_dpi_probe()
1040 if (IS_ERR(dpi->engine_clk)) in mtk_dpi_probe()
1041 return dev_err_probe(dev, PTR_ERR(dpi->engine_clk), in mtk_dpi_probe()
1044 dpi->pixel_clk = devm_clk_get(dev, "pixel"); in mtk_dpi_probe()
1045 if (IS_ERR(dpi->pixel_clk)) in mtk_dpi_probe()
1046 return dev_err_probe(dev, PTR_ERR(dpi->pixel_clk), in mtk_dpi_probe()
1049 dpi->tvd_clk = devm_clk_get(dev, "pll"); in mtk_dpi_probe()
1050 if (IS_ERR(dpi->tvd_clk)) in mtk_dpi_probe()
1051 return dev_err_probe(dev, PTR_ERR(dpi->tvd_clk), in mtk_dpi_probe()
1054 dpi->irq = platform_get_irq(pdev, 0); in mtk_dpi_probe()
1055 if (dpi->irq < 0) in mtk_dpi_probe()
1056 return dpi->irq; in mtk_dpi_probe()
1058 dpi->next_bridge = devm_drm_of_get_bridge(dev, dev->of_node, 0, 0); in mtk_dpi_probe()
1059 if (IS_ERR(dpi->next_bridge)) in mtk_dpi_probe()
1060 return dev_err_probe(dev, PTR_ERR(dpi->next_bridge), in mtk_dpi_probe()
1061 "Failed to get bridge\n"); in mtk_dpi_probe()
1063 dev_info(dev, "Found bridge node: %pOF\n", dpi->next_bridge->of_node); in mtk_dpi_probe()
1067 dpi->bridge.funcs = &mtk_dpi_bridge_funcs; in mtk_dpi_probe()
1068 dpi->bridge.of_node = dev->of_node; in mtk_dpi_probe()
1069 dpi->bridge.type = DRM_MODE_CONNECTOR_DPI; in mtk_dpi_probe()
1071 ret = devm_drm_bridge_add(dev, &dpi->bridge); in mtk_dpi_probe()
1084 component_del(&pdev->dev, &mtk_dpi_component_ops); in mtk_dpi_remove()
1088 { .compatible = "mediatek,mt2701-dpi", .data = &mt2701_conf },
1089 { .compatible = "mediatek,mt8173-dpi", .data = &mt8173_conf },
1090 { .compatible = "mediatek,mt8183-dpi", .data = &mt8183_conf },
1091 { .compatible = "mediatek,mt8186-dpi", .data = &mt8186_conf },
1092 { .compatible = "mediatek,mt8188-dp-intf", .data = &mt8195_dpintf_conf },
1093 { .compatible = "mediatek,mt8192-dpi", .data = &mt8192_conf },
1094 { .compatible = "mediatek,mt8195-dp-intf", .data = &mt8195_dpintf_conf },
1103 .name = "mediatek-dpi",