Lines Matching defs:lvds
45 * rockchip_lvds_soc_data - rockchip lvds Soc private data
50 int (*probe)(struct platform_device *pdev, struct rockchip_lvds *lvds);
61 int output; /* rgb lvds or dual lvds output */
71 static inline void rk3288_writel(struct rockchip_lvds *lvds, u32 offset,
74 writel_relaxed(val, lvds->regs + offset);
75 if (lvds->output == DISPLAY_OUTPUT_LVDS)
77 writel_relaxed(val, lvds->regs + offset + RK3288_LVDS_CH1_OFFSET);
96 else if (strncmp(s, "lvds", 4) == 0)
114 struct rockchip_lvds *lvds = connector_to_lvds(connector);
115 struct drm_panel *panel = lvds->panel;
138 static int rk3288_lvds_poweron(struct rockchip_lvds *lvds)
143 ret = clk_enable(lvds->pclk);
145 DRM_DEV_ERROR(lvds->dev, "failed to enable lvds pclk %d\n", ret);
148 ret = pm_runtime_resume_and_get(lvds->dev);
150 DRM_DEV_ERROR(lvds->dev, "failed to get pm runtime: %d\n", ret);
151 clk_disable(lvds->pclk);
157 if (lvds->output == DISPLAY_OUTPUT_RGB) {
160 rk3288_writel(lvds, RK3288_LVDS_CH0_REG0, val);
161 rk3288_writel(lvds, RK3288_LVDS_CH0_REG2,
163 rk3288_writel(lvds, RK3288_LVDS_CH0_REG4,
170 rk3288_writel(lvds, RK3288_LVDS_CH0_REG5,
180 rk3288_writel(lvds, RK3288_LVDS_CH0_REG0, val);
181 rk3288_writel(lvds, RK3288_LVDS_CH0_REG1,
188 rk3288_writel(lvds, RK3288_LVDS_CH0_REG2,
197 rk3288_writel(lvds, RK3288_LVDS_CH0_REG4, 0x00);
198 rk3288_writel(lvds, RK3288_LVDS_CH0_REG5, 0x00);
200 rk3288_writel(lvds, RK3288_LVDS_CH0_REG3,
202 rk3288_writel(lvds, RK3288_LVDS_CH0_REGD,
204 rk3288_writel(lvds, RK3288_LVDS_CH0_REG20,
207 rk3288_writel(lvds, RK3288_LVDS_CFG_REGC,
209 rk3288_writel(lvds, RK3288_LVDS_CFG_REG21,
215 static void rk3288_lvds_poweroff(struct rockchip_lvds *lvds)
220 rk3288_writel(lvds, RK3288_LVDS_CFG_REG21,
222 rk3288_writel(lvds, RK3288_LVDS_CFG_REGC,
226 ret = regmap_write(lvds->grf, RK3288_LVDS_GRF_SOC_CON7, val);
228 DRM_DEV_ERROR(lvds->dev, "Could not write to GRF: %d\n", ret);
230 pm_runtime_put(lvds->dev);
231 clk_disable(lvds->pclk);
237 struct rockchip_lvds *lvds = encoder_to_lvds(encoder);
244 if (lvds->output == DISPLAY_OUTPUT_RGB)
245 if (lvds->pins && !IS_ERR(lvds->pins->default_state))
246 pinctrl_select_state(lvds->pins->p,
247 lvds->pins->default_state);
248 val = lvds->format | LVDS_CH0_EN;
249 if (lvds->output == DISPLAY_OUTPUT_RGB)
251 else if (lvds->output == DISPLAY_OUTPUT_DUAL_LVDS)
259 ret = regmap_write(lvds->grf, RK3288_LVDS_GRF_SOC_CON7, val);
261 DRM_DEV_ERROR(lvds->dev, "Could not write to GRF: %d\n", ret);
266 static int rk3288_lvds_set_vop_source(struct rockchip_lvds *lvds,
272 ret = drm_of_encoder_active_endpoint_id(lvds->dev->of_node, encoder);
280 ret = regmap_write(lvds->grf, RK3288_LVDS_GRF_SOC_CON6, val);
289 struct rockchip_lvds *lvds = encoder_to_lvds(encoder);
293 drm_panel_prepare(lvds->panel);
295 ret = rk3288_lvds_poweron(lvds);
297 DRM_DEV_ERROR(lvds->dev, "failed to power on LVDS: %d\n", ret);
298 drm_panel_unprepare(lvds->panel);
304 DRM_DEV_ERROR(lvds->dev, "failed to configure LVDS: %d\n", ret);
305 drm_panel_unprepare(lvds->panel);
309 ret = rk3288_lvds_set_vop_source(lvds, encoder);
311 DRM_DEV_ERROR(lvds->dev, "failed to set VOP source: %d\n", ret);
312 drm_panel_unprepare(lvds->panel);
316 drm_panel_enable(lvds->panel);
321 struct rockchip_lvds *lvds = encoder_to_lvds(encoder);
323 drm_panel_disable(lvds->panel);
324 rk3288_lvds_poweroff(lvds);
325 drm_panel_unprepare(lvds->panel);
328 static int px30_lvds_poweron(struct rockchip_lvds *lvds)
332 ret = pm_runtime_resume_and_get(lvds->dev);
334 DRM_DEV_ERROR(lvds->dev, "failed to get pm runtime: %d\n", ret);
339 ret = regmap_update_bits(lvds->grf, PX30_LVDS_GRF_PD_VO_CON1,
343 pm_runtime_put(lvds->dev);
348 static void px30_lvds_poweroff(struct rockchip_lvds *lvds)
350 regmap_update_bits(lvds->grf, PX30_LVDS_GRF_PD_VO_CON1,
354 pm_runtime_put(lvds->dev);
360 struct rockchip_lvds *lvds = encoder_to_lvds(encoder);
362 if (lvds->output != DISPLAY_OUTPUT_LVDS) {
363 DRM_DEV_ERROR(lvds->dev, "Unsupported display output %d\n",
364 lvds->output);
369 return regmap_update_bits(lvds->grf, PX30_LVDS_GRF_PD_VO_CON1,
370 PX30_LVDS_FORMAT(lvds->format),
371 PX30_LVDS_FORMAT(lvds->format));
374 static int px30_lvds_set_vop_source(struct rockchip_lvds *lvds,
379 vop = drm_of_encoder_active_endpoint_id(lvds->dev->of_node, encoder);
383 return regmap_update_bits(lvds->grf, PX30_LVDS_GRF_PD_VO_CON1,
390 struct rockchip_lvds *lvds = encoder_to_lvds(encoder);
394 drm_panel_prepare(lvds->panel);
396 ret = px30_lvds_poweron(lvds);
398 DRM_DEV_ERROR(lvds->dev, "failed to power on LVDS: %d\n", ret);
399 drm_panel_unprepare(lvds->panel);
405 DRM_DEV_ERROR(lvds->dev, "failed to configure LVDS: %d\n", ret);
406 drm_panel_unprepare(lvds->panel);
410 ret = px30_lvds_set_vop_source(lvds, encoder);
412 DRM_DEV_ERROR(lvds->dev, "failed to set VOP source: %d\n", ret);
413 drm_panel_unprepare(lvds->panel);
417 drm_panel_enable(lvds->panel);
422 struct rockchip_lvds *lvds = encoder_to_lvds(encoder);
424 drm_panel_disable(lvds->panel);
425 px30_lvds_poweroff(lvds);
426 drm_panel_unprepare(lvds->panel);
444 struct rockchip_lvds *lvds)
450 lvds->regs = devm_ioremap_resource(lvds->dev, res);
451 if (IS_ERR(lvds->regs))
452 return PTR_ERR(lvds->regs);
454 lvds->pclk = devm_clk_get(lvds->dev, "pclk_lvds");
455 if (IS_ERR(lvds->pclk)) {
456 DRM_DEV_ERROR(lvds->dev, "could not get pclk_lvds\n");
457 return PTR_ERR(lvds->pclk);
460 lvds->pins = devm_kzalloc(lvds->dev, sizeof(*lvds->pins),
462 if (!lvds->pins)
465 lvds->pins->p = devm_pinctrl_get(lvds->dev);
466 if (IS_ERR(lvds->pins->p)) {
467 DRM_DEV_ERROR(lvds->dev, "no pinctrl handle\n");
468 devm_kfree(lvds->dev, lvds->pins);
469 lvds->pins = NULL;
471 lvds->pins->default_state =
472 pinctrl_lookup_state(lvds->pins->p, "lcdc");
473 if (IS_ERR(lvds->pins->default_state)) {
474 DRM_DEV_ERROR(lvds->dev, "no default pinctrl state\n");
475 devm_kfree(lvds->dev, lvds->pins);
476 lvds->pins = NULL;
480 ret = clk_prepare(lvds->pclk);
482 DRM_DEV_ERROR(lvds->dev, "failed to prepare pclk_lvds\n");
490 struct rockchip_lvds *lvds)
495 ret = regmap_update_bits(lvds->grf, PX30_LVDS_GRF_PD_VO_CON1,
502 lvds->dphy = devm_phy_get(&pdev->dev, "dphy");
503 if (IS_ERR(lvds->dphy))
504 return PTR_ERR(lvds->dphy);
506 ret = phy_init(lvds->dphy);
510 ret = phy_set_mode(lvds->dphy, PHY_MODE_LVDS);
514 return phy_power_on(lvds->dphy);
529 .compatible = "rockchip,rk3288-lvds",
533 .compatible = "rockchip,px30-lvds",
543 struct rockchip_lvds *lvds = dev_get_drvdata(dev);
553 lvds->drm_dev = drm_dev;
557 "can't found port point, please init lvds panel port!\n");
564 &lvds->panel, &lvds->bridge);
571 DRM_DEV_ERROR(dev, "lvds port does not have any children\n");
579 if (lvds->panel)
580 remote = lvds->panel->dev->of_node;
582 remote = lvds->bridge->of_node;
585 lvds->output = DISPLAY_OUTPUT_RGB;
587 lvds->output = rockchip_lvds_name_to_output(name);
589 if (lvds->output < 0) {
591 ret = lvds->output;
597 lvds->format = LVDS_VESA_18;
599 lvds->format = rockchip_lvds_name_to_format(name);
601 if (lvds->format < 0) {
603 ret = lvds->format;
607 encoder = &lvds->encoder;
618 drm_encoder_helper_add(encoder, lvds->soc_data->helper_funcs);
620 if (lvds->panel) {
621 connector = &lvds->connector;
642 ret = drm_bridge_attach(encoder, lvds->bridge, NULL, 0);
671 struct rockchip_lvds *lvds = dev_get_drvdata(dev);
674 encoder_funcs = lvds->soc_data->helper_funcs;
675 encoder_funcs->disable(&lvds->encoder);
677 drm_connector_cleanup(&lvds->connector);
678 drm_encoder_cleanup(&lvds->encoder);
689 struct rockchip_lvds *lvds;
696 lvds = devm_kzalloc(&pdev->dev, sizeof(*lvds), GFP_KERNEL);
697 if (!lvds)
700 lvds->dev = dev;
704 lvds->soc_data = match->data;
706 lvds->grf = syscon_regmap_lookup_by_phandle(dev->of_node,
708 if (IS_ERR(lvds->grf)) {
710 return PTR_ERR(lvds->grf);
713 ret = lvds->soc_data->probe(pdev, lvds);
719 dev_set_drvdata(dev, lvds);
724 clk_unprepare(lvds->pclk);
732 struct rockchip_lvds *lvds = dev_get_drvdata(&pdev->dev);
735 clk_unprepare(lvds->pclk);
744 .name = "rockchip-lvds",