Lines Matching +full:external +full:- +full:vbus +full:- +full:divider
1 // SPDX-License-Identifier: GPL-2.0+
81 { .compatible = "fsl,imx23-usb", .data = &imx23_usb_data},
82 { .compatible = "fsl,imx28-usb", .data = &imx28_usb_data},
83 { .compatible = "fsl,imx27-usb", .data = &imx27_usb_data},
84 { .compatible = "fsl,imx6q-usb", .data = &imx6q_usb_data},
85 { .compatible = "fsl,imx6sl-usb", .data = &imx6sl_usb_data},
86 { .compatible = "fsl,imx6sx-usb", .data = &imx6sx_usb_data},
87 { .compatible = "fsl,imx6ul-usb", .data = &imx6ul_usb_data},
88 { .compatible = "fsl,imx7d-usb", .data = &imx7d_usb_data},
89 { .compatible = "fsl,imx7ulp-usb", .data = &imx7ulp_usb_data},
90 { .compatible = "fsl,imx8ulp-usb", .data = &imx8ulp_usb_data},
112 /* --------------------------------- */
122 struct device_node *np = dev->of_node; in usbmisc_get_init_data()
136 return ERR_PTR(-ENOMEM); in usbmisc_get_init_data()
138 ret = of_parse_phandle_with_args(np, "fsl,usbmisc", "#index-cells", in usbmisc_get_init_data()
146 data->index = args.args[0]; in usbmisc_get_init_data()
152 return ERR_PTR(-EPROBE_DEFER); in usbmisc_get_init_data()
155 put_device(&misc_pdev->dev); in usbmisc_get_init_data()
156 return ERR_PTR(-EPROBE_DEFER); in usbmisc_get_init_data()
158 data->dev = &misc_pdev->dev; in usbmisc_get_init_data()
164 if (of_property_read_bool(np, "disable-over-current")) { in usbmisc_get_init_data()
165 data->disable_oc = 1; in usbmisc_get_init_data()
166 } else if (of_property_read_bool(np, "over-current-active-high")) { in usbmisc_get_init_data()
167 data->oc_pol_active_low = 0; in usbmisc_get_init_data()
168 data->oc_pol_configured = 1; in usbmisc_get_init_data()
169 } else if (of_property_read_bool(np, "over-current-active-low")) { in usbmisc_get_init_data()
170 data->oc_pol_active_low = 1; in usbmisc_get_init_data()
171 data->oc_pol_configured = 1; in usbmisc_get_init_data()
176 data->pwr_pol = of_property_read_bool(np, "power-active-high"); in usbmisc_get_init_data()
177 data->evdo = of_property_read_bool(np, "external-vbus-divider"); in usbmisc_get_init_data()
180 data->ulpi = 1; in usbmisc_get_init_data()
182 if (of_property_read_u32(np, "samsung,picophy-pre-emp-curr-control", in usbmisc_get_init_data()
183 &data->emp_curr_control)) in usbmisc_get_init_data()
184 data->emp_curr_control = -1; in usbmisc_get_init_data()
185 if (of_property_read_u32(np, "samsung,picophy-dc-vol-level-adjust", in usbmisc_get_init_data()
186 &data->dc_vol_level_adjust)) in usbmisc_get_init_data()
187 data->dc_vol_level_adjust = -1; in usbmisc_get_init_data()
188 if (of_property_read_u32(np, "fsl,picophy-rise-fall-time-adjust", in usbmisc_get_init_data()
189 &data->rise_fall_time_adjust)) in usbmisc_get_init_data()
190 data->rise_fall_time_adjust = -1; in usbmisc_get_init_data()
201 data->clk_ipg = devm_clk_get(dev, "ipg"); in imx_get_clks()
202 if (IS_ERR(data->clk_ipg)) { in imx_get_clks()
204 data->clk = devm_clk_get(dev, NULL); in imx_get_clks()
205 if (IS_ERR(data->clk)) { in imx_get_clks()
206 ret = PTR_ERR(data->clk); in imx_get_clks()
209 PTR_ERR(data->clk), PTR_ERR(data->clk_ipg)); in imx_get_clks()
215 data->clk_wakeup = devm_clk_get_optional(dev, "usb_wakeup"); in imx_get_clks()
216 if (IS_ERR(data->clk_wakeup)) in imx_get_clks()
217 ret = dev_err_probe(dev, PTR_ERR(data->clk_wakeup), in imx_get_clks()
222 data->clk_ahb = devm_clk_get(dev, "ahb"); in imx_get_clks()
223 if (IS_ERR(data->clk_ahb)) { in imx_get_clks()
224 ret = PTR_ERR(data->clk_ahb); in imx_get_clks()
230 data->clk_per = devm_clk_get(dev, "per"); in imx_get_clks()
231 if (IS_ERR(data->clk_per)) { in imx_get_clks()
232 ret = PTR_ERR(data->clk_per); in imx_get_clks()
238 data->need_three_clks = true; in imx_get_clks()
247 if (data->need_three_clks) { in imx_prepare_enable_clks()
248 ret = clk_prepare_enable(data->clk_ipg); in imx_prepare_enable_clks()
256 ret = clk_prepare_enable(data->clk_ahb); in imx_prepare_enable_clks()
261 clk_disable_unprepare(data->clk_ipg); in imx_prepare_enable_clks()
265 ret = clk_prepare_enable(data->clk_per); in imx_prepare_enable_clks()
270 clk_disable_unprepare(data->clk_ahb); in imx_prepare_enable_clks()
271 clk_disable_unprepare(data->clk_ipg); in imx_prepare_enable_clks()
275 ret = clk_prepare_enable(data->clk); in imx_prepare_enable_clks()
291 if (data->need_three_clks) { in imx_disable_unprepare_clks()
292 clk_disable_unprepare(data->clk_per); in imx_disable_unprepare_clks()
293 clk_disable_unprepare(data->clk_ahb); in imx_disable_unprepare_clks()
294 clk_disable_unprepare(data->clk_ipg); in imx_disable_unprepare_clks()
296 clk_disable_unprepare(data->clk); in imx_disable_unprepare_clks()
302 struct device *dev = ci->dev->parent; in ci_hdrc_imx_notify_event()
305 struct imx_usbmisc_data *mdata = data->usbmisc_data; in ci_hdrc_imx_notify_event()
309 if (data->pinctrl) { in ci_hdrc_imx_notify_event()
310 ret = pinctrl_select_state(data->pinctrl, in ci_hdrc_imx_notify_event()
311 data->pinctrl_hsic_active); in ci_hdrc_imx_notify_event()
325 if (ci->vbus_active) in ci_hdrc_imx_notify_event()
329 if (ci->usb_phy) in ci_hdrc_imx_notify_event()
330 schedule_work(&ci->usb_phy->chg_work); in ci_hdrc_imx_notify_event()
343 regulator_disable(data->hsic_pad_regulator); in ci_hdrc_imx_disable_regulator()
350 .name = dev_name(&pdev->dev), in ci_hdrc_imx_probe()
357 struct device_node *np = pdev->dev.of_node; in ci_hdrc_imx_probe()
358 struct device *dev = &pdev->dev; in ci_hdrc_imx_probe()
360 imx_platform_flag = of_device_get_match_data(&pdev->dev); in ci_hdrc_imx_probe()
362 data = devm_kzalloc(&pdev->dev, sizeof(*data), GFP_KERNEL); in ci_hdrc_imx_probe()
364 return -ENOMEM; in ci_hdrc_imx_probe()
366 data->plat_data = imx_platform_flag; in ci_hdrc_imx_probe()
367 pdata.flags |= imx_platform_flag->flags; in ci_hdrc_imx_probe()
369 data->usbmisc_data = usbmisc_get_init_data(dev); in ci_hdrc_imx_probe()
370 if (IS_ERR(data->usbmisc_data)) in ci_hdrc_imx_probe()
371 return PTR_ERR(data->usbmisc_data); in ci_hdrc_imx_probe()
373 if ((of_usb_get_phy_mode(dev->of_node) == USBPHY_INTERFACE_MODE_HSIC) in ci_hdrc_imx_probe()
374 && data->usbmisc_data) { in ci_hdrc_imx_probe()
376 data->usbmisc_data->hsic = 1; in ci_hdrc_imx_probe()
377 data->pinctrl = devm_pinctrl_get(dev); in ci_hdrc_imx_probe()
378 if (PTR_ERR(data->pinctrl) == -ENODEV) in ci_hdrc_imx_probe()
379 data->pinctrl = NULL; in ci_hdrc_imx_probe()
380 else if (IS_ERR(data->pinctrl)) { in ci_hdrc_imx_probe()
381 ret = dev_err_probe(dev, PTR_ERR(data->pinctrl), in ci_hdrc_imx_probe()
386 data->hsic_pad_regulator = in ci_hdrc_imx_probe()
388 if (PTR_ERR(data->hsic_pad_regulator) == -ENODEV) { in ci_hdrc_imx_probe()
390 data->hsic_pad_regulator = NULL; in ci_hdrc_imx_probe()
391 } else if (IS_ERR(data->hsic_pad_regulator)) { in ci_hdrc_imx_probe()
392 ret = dev_err_probe(dev, PTR_ERR(data->hsic_pad_regulator), in ci_hdrc_imx_probe()
397 if (data->hsic_pad_regulator) { in ci_hdrc_imx_probe()
398 ret = regulator_enable(data->hsic_pad_regulator); in ci_hdrc_imx_probe()
415 if (data->pinctrl) { in ci_hdrc_imx_probe()
418 pinctrl_hsic_idle = pinctrl_lookup_state(data->pinctrl, "idle"); in ci_hdrc_imx_probe()
427 ret = pinctrl_select_state(data->pinctrl, pinctrl_hsic_idle); in ci_hdrc_imx_probe()
433 data->pinctrl_hsic_active = pinctrl_lookup_state(data->pinctrl, in ci_hdrc_imx_probe()
435 if (IS_ERR(data->pinctrl_hsic_active)) { in ci_hdrc_imx_probe()
438 PTR_ERR(data->pinctrl_hsic_active)); in ci_hdrc_imx_probe()
439 ret = PTR_ERR(data->pinctrl_hsic_active); in ci_hdrc_imx_probe()
445 cpu_latency_qos_add_request(&data->pm_qos_req, 0); in ci_hdrc_imx_probe()
455 ret = clk_prepare_enable(data->clk_wakeup); in ci_hdrc_imx_probe()
459 data->phy = devm_usb_get_phy_by_phandle(dev, "fsl,usbphy", 0); in ci_hdrc_imx_probe()
460 if (IS_ERR(data->phy)) { in ci_hdrc_imx_probe()
461 ret = PTR_ERR(data->phy); in ci_hdrc_imx_probe()
462 if (ret != -ENODEV) { in ci_hdrc_imx_probe()
466 data->phy = devm_usb_get_phy_by_phandle(dev, "phys", 0); in ci_hdrc_imx_probe()
467 if (IS_ERR(data->phy)) { in ci_hdrc_imx_probe()
468 ret = PTR_ERR(data->phy); in ci_hdrc_imx_probe()
469 if (ret == -ENODEV) { in ci_hdrc_imx_probe()
470 data->phy = NULL; in ci_hdrc_imx_probe()
478 pdata.usb_phy = data->phy; in ci_hdrc_imx_probe()
479 if (data->usbmisc_data) in ci_hdrc_imx_probe()
480 data->usbmisc_data->usb_phy = data->phy; in ci_hdrc_imx_probe()
482 if ((of_device_is_compatible(np, "fsl,imx53-usb") || in ci_hdrc_imx_probe()
483 of_device_is_compatible(np, "fsl,imx51-usb")) && pdata.usb_phy && in ci_hdrc_imx_probe()
486 data->override_phy_control = true; in ci_hdrc_imx_probe()
495 data->supports_runtime_pm = true; in ci_hdrc_imx_probe()
497 ret = imx_usbmisc_init(data->usbmisc_data); in ci_hdrc_imx_probe()
503 data->ci_pdev = ci_hdrc_add_device(dev, in ci_hdrc_imx_probe()
504 pdev->resource, pdev->num_resources, in ci_hdrc_imx_probe()
506 if (IS_ERR(data->ci_pdev)) { in ci_hdrc_imx_probe()
507 ret = PTR_ERR(data->ci_pdev); in ci_hdrc_imx_probe()
512 if (data->usbmisc_data) { in ci_hdrc_imx_probe()
514 of_property_read_bool(np, "usb-role-switch")) in ci_hdrc_imx_probe()
515 data->usbmisc_data->ext_id = 1; in ci_hdrc_imx_probe()
518 of_property_read_bool(np, "usb-role-switch")) in ci_hdrc_imx_probe()
519 data->usbmisc_data->ext_vbus = 1; in ci_hdrc_imx_probe()
522 data->usbmisc_data->available_role = in ci_hdrc_imx_probe()
523 ci_hdrc_query_available_role(data->ci_pdev); in ci_hdrc_imx_probe()
526 ret = imx_usbmisc_init_post(data->usbmisc_data); in ci_hdrc_imx_probe()
532 if (data->supports_runtime_pm) { in ci_hdrc_imx_probe()
542 ci_hdrc_remove_device(data->ci_pdev); in ci_hdrc_imx_probe()
544 if (data->override_phy_control) in ci_hdrc_imx_probe()
545 usb_phy_shutdown(data->phy); in ci_hdrc_imx_probe()
547 clk_disable_unprepare(data->clk_wakeup); in ci_hdrc_imx_probe()
552 cpu_latency_qos_remove_request(&data->pm_qos_req); in ci_hdrc_imx_probe()
553 data->ci_pdev = NULL; in ci_hdrc_imx_probe()
555 if (data->usbmisc_data) in ci_hdrc_imx_probe()
556 put_device(data->usbmisc_data->dev); in ci_hdrc_imx_probe()
564 if (data->supports_runtime_pm) { in ci_hdrc_imx_remove()
565 pm_runtime_get_sync(&pdev->dev); in ci_hdrc_imx_remove()
566 pm_runtime_disable(&pdev->dev); in ci_hdrc_imx_remove()
567 pm_runtime_put_noidle(&pdev->dev); in ci_hdrc_imx_remove()
569 if (data->ci_pdev) in ci_hdrc_imx_remove()
570 ci_hdrc_remove_device(data->ci_pdev); in ci_hdrc_imx_remove()
571 if (data->override_phy_control) in ci_hdrc_imx_remove()
572 usb_phy_shutdown(data->phy); in ci_hdrc_imx_remove()
573 if (data->ci_pdev) { in ci_hdrc_imx_remove()
574 imx_disable_unprepare_clks(&pdev->dev); in ci_hdrc_imx_remove()
575 clk_disable_unprepare(data->clk_wakeup); in ci_hdrc_imx_remove()
576 if (data->plat_data->flags & CI_HDRC_PMQOS) in ci_hdrc_imx_remove()
577 cpu_latency_qos_remove_request(&data->pm_qos_req); in ci_hdrc_imx_remove()
579 if (data->usbmisc_data) in ci_hdrc_imx_remove()
580 put_device(data->usbmisc_data->dev); in ci_hdrc_imx_remove()
596 ret = imx_usbmisc_suspend(data->usbmisc_data, in imx_controller_suspend()
605 if (data->plat_data->flags & CI_HDRC_PMQOS) in imx_controller_suspend()
606 cpu_latency_qos_remove_request(&data->pm_qos_req); in imx_controller_suspend()
608 data->in_lpm = true; in imx_controller_suspend()
621 if (!data->in_lpm) { in imx_controller_resume()
626 if (data->plat_data->flags & CI_HDRC_PMQOS) in imx_controller_resume()
627 cpu_latency_qos_add_request(&data->pm_qos_req, 0); in imx_controller_resume()
633 data->in_lpm = false; in imx_controller_resume()
635 ret = imx_usbmisc_resume(data->usbmisc_data, in imx_controller_resume()
655 if (data->in_lpm) in ci_hdrc_imx_suspend()
674 if (!ret && data->supports_runtime_pm) { in ci_hdrc_imx_resume()
687 if (data->in_lpm) { in ci_hdrc_imx_runtime_suspend()
717 MODULE_ALIAS("platform:imx-usb");