Lines Matching full:tve
129 static void tve_enable(struct imx_tve *tve) in tve_enable() argument
131 clk_prepare_enable(tve->clk); in tve_enable()
132 regmap_update_bits(tve->regmap, TVE_COM_CONF_REG, TVE_EN, TVE_EN); in tve_enable()
135 regmap_write(tve->regmap, TVE_STAT_REG, 0xffffffff); in tve_enable()
138 if (tve->mode == TVE_MODE_VGA) in tve_enable()
139 regmap_write(tve->regmap, TVE_INT_CONT_REG, 0); in tve_enable()
141 regmap_write(tve->regmap, TVE_INT_CONT_REG, in tve_enable()
147 static void tve_disable(struct imx_tve *tve) in tve_disable() argument
149 regmap_update_bits(tve->regmap, TVE_COM_CONF_REG, TVE_EN, 0); in tve_disable()
150 clk_disable_unprepare(tve->clk); in tve_disable()
153 static int tve_setup_tvout(struct imx_tve *tve) in tve_setup_tvout() argument
158 static int tve_setup_vga(struct imx_tve *tve) in tve_setup_vga() argument
165 ret = regmap_update_bits(tve->regmap, TVE_TVDAC0_CONT_REG, in tve_setup_vga()
170 ret = regmap_update_bits(tve->regmap, TVE_TVDAC1_CONT_REG, in tve_setup_vga()
175 ret = regmap_update_bits(tve->regmap, TVE_TVDAC2_CONT_REG, in tve_setup_vga()
187 ret = regmap_update_bits(tve->regmap, TVE_COM_CONF_REG, mask, val); in tve_setup_vga()
192 return regmap_update_bits(tve->regmap, TVE_TST_MODE_REG, in tve_setup_vga()
198 struct imx_tve *tve = con_to_tve(connector); in imx_tve_connector_get_modes() local
202 if (!tve->ddc) in imx_tve_connector_get_modes()
205 edid = drm_get_edid(connector, tve->ddc); in imx_tve_connector_get_modes()
219 struct imx_tve *tve = con_to_tve(connector); in imx_tve_connector_mode_valid() local
223 rate = clk_round_rate(tve->clk, 2000UL * mode->clock) / 2000; in imx_tve_connector_mode_valid()
228 rate = clk_round_rate(tve->clk, 1000UL * mode->clock) / 1000; in imx_tve_connector_mode_valid()
232 dev_warn(tve->dev, "ignoring mode %dx%d\n", in imx_tve_connector_mode_valid()
242 struct imx_tve *tve = enc_to_tve(encoder); in imx_tve_encoder_mode_set() local
254 clk_set_rate(tve->clk, rate); in imx_tve_encoder_mode_set()
255 rounded_rate = clk_get_rate(tve->clk); in imx_tve_encoder_mode_set()
258 clk_set_rate(tve->di_clk, rounded_rate / div); in imx_tve_encoder_mode_set()
260 ret = clk_set_parent(tve->di_sel_clk, tve->di_clk); in imx_tve_encoder_mode_set()
262 dev_err(tve->dev, "failed to set di_sel parent to tve_di: %d\n", in imx_tve_encoder_mode_set()
266 regmap_update_bits(tve->regmap, TVE_COM_CONF_REG, in imx_tve_encoder_mode_set()
269 if (tve->mode == TVE_MODE_VGA) in imx_tve_encoder_mode_set()
270 ret = tve_setup_vga(tve); in imx_tve_encoder_mode_set()
272 ret = tve_setup_tvout(tve); in imx_tve_encoder_mode_set()
274 dev_err(tve->dev, "failed to set configuration: %d\n", ret); in imx_tve_encoder_mode_set()
279 struct imx_tve *tve = enc_to_tve(encoder); in imx_tve_encoder_enable() local
281 tve_enable(tve); in imx_tve_encoder_enable()
286 struct imx_tve *tve = enc_to_tve(encoder); in imx_tve_encoder_disable() local
288 tve_disable(tve); in imx_tve_encoder_disable()
296 struct imx_tve *tve = enc_to_tve(encoder); in imx_tve_atomic_check() local
299 imx_crtc_state->di_hsync_pin = tve->di_hsync_pin; in imx_tve_atomic_check()
300 imx_crtc_state->di_vsync_pin = tve->di_vsync_pin; in imx_tve_atomic_check()
327 struct imx_tve *tve = data; in imx_tve_irq_handler() local
330 regmap_read(tve->regmap, TVE_STAT_REG, &val); in imx_tve_irq_handler()
333 regmap_write(tve->regmap, TVE_STAT_REG, 0xffffffff); in imx_tve_irq_handler()
341 struct imx_tve *tve = container_of(hw, struct imx_tve, clk_hw_di); in clk_tve_di_recalc_rate() local
345 ret = regmap_read(tve->regmap, TVE_COM_CONF_REG, &val); in clk_tve_di_recalc_rate()
378 struct imx_tve *tve = container_of(hw, struct imx_tve, clk_hw_di); in clk_tve_di_set_rate() local
391 ret = regmap_update_bits(tve->regmap, TVE_COM_CONF_REG, in clk_tve_di_set_rate()
395 dev_err(tve->dev, "failed to set divider: %d\n", ret); in clk_tve_di_set_rate()
408 static int tve_clk_init(struct imx_tve *tve, void __iomem *base) in tve_clk_init() argument
418 tve_di_parent[0] = __clk_get_name(tve->clk); in tve_clk_init()
421 tve->clk_hw_di.init = &init; in tve_clk_init()
422 tve->di_clk = clk_register(tve->dev, &tve->clk_hw_di); in tve_clk_init()
423 if (IS_ERR(tve->di_clk)) { in tve_clk_init()
424 dev_err(tve->dev, "failed to register TVE output clock: %ld\n", in tve_clk_init()
425 PTR_ERR(tve->di_clk)); in tve_clk_init()
426 return PTR_ERR(tve->di_clk); in tve_clk_init()
432 static int imx_tve_register(struct drm_device *drm, struct imx_tve *tve) in imx_tve_register() argument
437 encoder_type = tve->mode == TVE_MODE_VGA ? in imx_tve_register()
440 ret = imx_drm_encoder_parse_of(drm, &tve->encoder, tve->dev->of_node); in imx_tve_register()
444 drm_encoder_helper_add(&tve->encoder, &imx_tve_encoder_helper_funcs); in imx_tve_register()
445 drm_simple_encoder_init(drm, &tve->encoder, encoder_type); in imx_tve_register()
447 drm_connector_helper_add(&tve->connector, in imx_tve_register()
449 drm_connector_init_with_ddc(drm, &tve->connector, in imx_tve_register()
452 tve->ddc); in imx_tve_register()
454 drm_connector_attach_encoder(&tve->connector, &tve->encoder); in imx_tve_register()
461 struct imx_tve *tve = data; in imx_tve_disable_regulator() local
463 regulator_disable(tve->dac_reg); in imx_tve_disable_regulator()
493 ret = of_property_read_string(np, "fsl,tve-mode", &bm); in of_get_tve_mode()
510 struct imx_tve *tve; in imx_tve_bind() local
517 tve = dev_get_drvdata(dev); in imx_tve_bind()
518 memset(tve, 0, sizeof(*tve)); in imx_tve_bind()
520 tve->dev = dev; in imx_tve_bind()
524 tve->ddc = of_find_i2c_adapter_by_node(ddc_node); in imx_tve_bind()
528 tve->mode = of_get_tve_mode(np); in imx_tve_bind()
529 if (tve->mode != TVE_MODE_VGA) { in imx_tve_bind()
534 if (tve->mode == TVE_MODE_VGA) { in imx_tve_bind()
536 &tve->di_hsync_pin); in imx_tve_bind()
544 &tve->di_vsync_pin); in imx_tve_bind()
557 tve_regmap_config.lock_arg = tve; in imx_tve_bind()
558 tve->regmap = devm_regmap_init_mmio_clk(dev, "tve", base, in imx_tve_bind()
560 if (IS_ERR(tve->regmap)) { in imx_tve_bind()
562 PTR_ERR(tve->regmap)); in imx_tve_bind()
563 return PTR_ERR(tve->regmap); in imx_tve_bind()
572 "imx-tve", tve); in imx_tve_bind()
578 tve->dac_reg = devm_regulator_get(dev, "dac"); in imx_tve_bind()
579 if (!IS_ERR(tve->dac_reg)) { in imx_tve_bind()
580 if (regulator_get_voltage(tve->dac_reg) != IMX_TVE_DAC_VOLTAGE) in imx_tve_bind()
582 ret = regulator_enable(tve->dac_reg); in imx_tve_bind()
585 ret = devm_add_action_or_reset(dev, imx_tve_disable_regulator, tve); in imx_tve_bind()
590 tve->clk = devm_clk_get(dev, "tve"); in imx_tve_bind()
591 if (IS_ERR(tve->clk)) { in imx_tve_bind()
592 dev_err(dev, "failed to get high speed tve clock: %ld\n", in imx_tve_bind()
593 PTR_ERR(tve->clk)); in imx_tve_bind()
594 return PTR_ERR(tve->clk); in imx_tve_bind()
598 tve->di_sel_clk = devm_clk_get(dev, "di_sel"); in imx_tve_bind()
599 if (IS_ERR(tve->di_sel_clk)) { in imx_tve_bind()
601 PTR_ERR(tve->di_sel_clk)); in imx_tve_bind()
602 return PTR_ERR(tve->di_sel_clk); in imx_tve_bind()
605 ret = tve_clk_init(tve, base); in imx_tve_bind()
609 ret = regmap_read(tve->regmap, TVE_COM_CONF_REG, &val); in imx_tve_bind()
621 ret = regmap_write(tve->regmap, TVE_CD_CONT_REG, 0); in imx_tve_bind()
625 ret = imx_tve_register(drm, tve); in imx_tve_bind()
638 struct imx_tve *tve; in imx_tve_probe() local
640 tve = devm_kzalloc(&pdev->dev, sizeof(*tve), GFP_KERNEL); in imx_tve_probe()
641 if (!tve) in imx_tve_probe()
644 platform_set_drvdata(pdev, tve); in imx_tve_probe()
656 { .compatible = "fsl,imx53-tve", },
666 .name = "imx-tve",
675 MODULE_ALIAS("platform:imx-tve");