| /Linux-v5.10/drivers/usb/common/ |
| D | usb-conn-gpio.c | 34 struct regulator *vbus; member
48 * "DEVICE" = VBUS and "HOST" = !ID, so we have:
51 * even if VBUS is on.
53 * Role | ID | VBUS
61 * - VBUS only - we want to distinguish between [1] and [2], so ID is always 1
62 * - ID only - we want to distinguish between [1] and [4], so VBUS = ID
68 int id, vbus, ret; in usb_conn_detect_cable() local
73 /* check ID and VBUS */ in usb_conn_detect_cable()
76 vbus = info->vbus_gpiod ? in usb_conn_detect_cable()
81 else if (vbus) in usb_conn_detect_cable()
[all …]
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| /Linux-v5.10/drivers/usb/phy/ |
| D | phy-gpio-vbus-usb.c | 3 * gpio-vbus.c - simple GPIO VBUS sensing driver for B peripheral devices
24 * A simple GPIO VBUS sensing driver for B peripheral only devices
26 * a regulator to limit the current drawn from VBUS.
39 int vbus; member
45 * This driver relies on "both edges" triggering. VBUS has 100 msec to
96 int status, vbus; in gpio_vbus_work() local
101 vbus = is_vbus_powered(gpio_vbus); in gpio_vbus_work()
102 if ((vbus ^ gpio_vbus->vbus) == 0) in gpio_vbus_work()
104 gpio_vbus->vbus = vbus; in gpio_vbus_work()
112 if (vbus) { in gpio_vbus_work()
[all …]
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| D | phy-omap-otg.c | 24 bool vbus; member
52 if (!otg_dev->id && otg_dev->vbus) in omap_otg_set_mode()
55 else if (otg_dev->vbus) in omap_otg_set_mode()
59 /* Set B-session end to indicate no VBUS. */ in omap_otg_set_mode()
80 otg_dev->vbus = event; in omap_otg_vbus_notifier()
125 otg_dev->vbus = extcon_get_state(extcon, EXTCON_USB); in omap_otg_probe()
131 "OMAP USB OTG controller rev %d.%d (%s, id=%d, vbus=%d)\n", in omap_otg_probe()
133 otg_dev->vbus); in omap_otg_probe()
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| D | phy-generic.c | 105 int vbus, status; in nop_gpio_vbus_thread() local
107 vbus = gpiod_get_value(nop->gpiod_vbus); in nop_gpio_vbus_thread()
108 if ((vbus ^ nop->vbus) == 0) in nop_gpio_vbus_thread()
110 nop->vbus = vbus; in nop_gpio_vbus_thread()
112 if (vbus) { in nop_gpio_vbus_thread()
228 "vbus-detect", in usb_phy_gen_create_phy()
236 dev_err(dev, "Error requesting RESET or VBUS GPIO\n"); in usb_phy_gen_create_phy()
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| /Linux-v5.10/Documentation/devicetree/bindings/usb/ |
| D | usb-nop-xceiv.txt | 21 - vbus-detect-gpio: should specify the GPIO detecting a VBus insertion
23 - vbus-regulator : should specifiy the regulator supplying current drawn from
24 the VBus line (see Documentation/devicetree/bindings/regulator/regulator.txt).
35 vbus-detect-gpio = <&gpio2 13 GPIO_ACTIVE_HIGH>;
36 vbus-regulator = <&vbus_regulator>;
43 GPIO 13 detects VBus insertion, and accordingly notifies the vbus-regulator.
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| D | mediatek,musb.txt | 29 - vbus-gpios : input GPIO for USB VBUS pin.
30 - vbus-supply : reference to the VBUS regulator, needed when supports
55 vbus-supply = <&usb_vbus>;
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| D | atmel-usb.txt | 16 - atmel,vbus-gpio: If present, specifies a gpio that needs to be
66 - atmel,vbus-gpio: If present, specifies a gpio that needs to be
75 atmel,vbus-gpio = <&pioC 5 0>;
97 - atmel,vbus-gpio: If present, specifies a gpio that allows to detect whether
98 vbus is present (USB is connected).
117 atmel,vbus-gpio = <&pioB 19 0>;
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| D | ohci-da8xx.txt | 12 - vbus-supply: phandle of regulator that controls vbus power / over-current
22 vbus-supply = <®_usb_ohci>;
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| /Linux-v5.10/Documentation/devicetree/bindings/regulator/ |
| D | qcom,usb-vbus-regulator.yaml | 4 $id: http://devicetree.org/schemas/regulator/qcom,usb-vbus-regulator.yaml#
7 title: The Qualcomm PMIC VBUS output regulator driver
13 This regulator driver controls the VBUS output by the Qualcomm PMIC. This
20 - qcom,pm8150b-vbus-reg
24 description: VBUS output base address
37 compatible = "qcom,pm8150b-vbus-reg";
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| /Linux-v5.10/drivers/phy/socionext/ |
| D | phy-uniphier-usb2.c | 42 struct regulator *vbus; member
52 if (priv->vbus) in uniphier_u2phy_power_on()
53 ret = regulator_enable(priv->vbus); in uniphier_u2phy_power_on()
62 if (priv->vbus) in uniphier_u2phy_power_off()
63 regulator_disable(priv->vbus); in uniphier_u2phy_power_off()
140 priv->vbus = devm_regulator_get_optional(dev, "vbus"); in uniphier_u2phy_probe()
141 if (IS_ERR(priv->vbus)) { in uniphier_u2phy_probe()
142 if (PTR_ERR(priv->vbus) == -EPROBE_DEFER) { in uniphier_u2phy_probe()
143 ret = PTR_ERR(priv->vbus); in uniphier_u2phy_probe()
146 priv->vbus = NULL; in uniphier_u2phy_probe()
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| D | phy-uniphier-usb3ss.c | 57 struct regulator *vbus; member
122 if (priv->vbus) { in uniphier_u3ssphy_power_on()
123 ret = regulator_enable(priv->vbus); in uniphier_u3ssphy_power_on()
144 if (priv->vbus) in uniphier_u3ssphy_power_off()
145 regulator_disable(priv->vbus); in uniphier_u3ssphy_power_off()
265 priv->vbus = devm_regulator_get_optional(dev, "vbus"); in uniphier_u3ssphy_probe()
266 if (IS_ERR(priv->vbus)) { in uniphier_u3ssphy_probe()
267 if (PTR_ERR(priv->vbus) == -EPROBE_DEFER) in uniphier_u3ssphy_probe()
268 return PTR_ERR(priv->vbus); in uniphier_u3ssphy_probe()
269 priv->vbus = NULL; in uniphier_u3ssphy_probe()
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| D | phy-uniphier-usb3hs.c | 73 struct regulator *vbus; member
220 if (priv->vbus) { in uniphier_u3hsphy_power_on()
221 ret = regulator_enable(priv->vbus); in uniphier_u3hsphy_power_on()
242 if (priv->vbus) in uniphier_u3hsphy_power_off()
243 regulator_disable(priv->vbus); in uniphier_u3hsphy_power_off()
376 priv->vbus = devm_regulator_get_optional(dev, "vbus"); in uniphier_u3hsphy_probe()
377 if (IS_ERR(priv->vbus)) { in uniphier_u3hsphy_probe()
378 if (PTR_ERR(priv->vbus) == -EPROBE_DEFER) in uniphier_u3hsphy_probe()
379 return PTR_ERR(priv->vbus); in uniphier_u3hsphy_probe()
380 priv->vbus = NULL; in uniphier_u3hsphy_probe()
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| /Linux-v5.10/drivers/extcon/ |
| D | extcon-usb-gpio.c | 45 * "USB" = VBUS and "USB-HOST" = !ID, so we have:
48 * even if VBUS is on.
50 * State | ID | VBUS
58 * - VBUS only - we want to distinguish between [1] and [2], so ID is always 1.
59 * - ID only - we want to distinguish between [1] and [4], so VBUS = ID.
63 int id, vbus; in usb_extcon_detect_cable() local
68 /* check ID and VBUS and update cable state */ in usb_extcon_detect_cable()
71 vbus = info->vbus_gpiod ? in usb_extcon_detect_cable()
77 if (!vbus) in usb_extcon_detect_cable()
83 if (vbus) in usb_extcon_detect_cable()
[all …]
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| /Linux-v5.10/drivers/phy/allwinner/ |
| D | phy-sun4i-usb.c | 60 /* sunxi has the phy id/vbus pins not connected, so we use the force bits */
96 * otherwise we get Vbus errors
133 struct regulator *vbus; member
394 /* Fallback: report vbus as high */ in sun4i_usb_phy0_get_vbus_det()
411 * generate vbus change interrupts when the board is driving in sun4i_usb_phy0_poll()
412 * vbus using the N_VBUSEN pin on the pmic, so we must poll in sun4i_usb_phy0_poll()
413 * when using the pmic for vbus-det _and_ we're driving vbus. in sun4i_usb_phy0_poll()
429 if (!phy->vbus || phy->regulator_on) in sun4i_usb_phy_power_on()
432 /* For phy0 only turn on Vbus if we don't have an ext. Vbus */ in sun4i_usb_phy_power_on()
435 dev_warn(&_phy->dev, "External vbus detected, not enabling our own vbus\n"); in sun4i_usb_phy_power_on()
[all …]
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| /Linux-v5.10/drivers/phy/samsung/ |
| D | phy-samsung-usb2.c | 29 if (drv->vbus) { in samsung_usb2_phy_power_on()
30 ret = regulator_enable(drv->vbus); in samsung_usb2_phy_power_on()
56 if (drv->vbus) in samsung_usb2_phy_power_on()
57 regulator_disable(drv->vbus); in samsung_usb2_phy_power_on()
79 if (drv->vbus) in samsung_usb2_phy_power_off()
80 ret = regulator_disable(drv->vbus); in samsung_usb2_phy_power_off()
212 drv->vbus = devm_regulator_get(dev, "vbus"); in samsung_usb2_phy_probe()
213 if (IS_ERR(drv->vbus)) { in samsung_usb2_phy_probe()
214 ret = PTR_ERR(drv->vbus); in samsung_usb2_phy_probe()
217 drv->vbus = NULL; in samsung_usb2_phy_probe()
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| D | phy-exynos5-usbdrd.c | 190 * @vbus: VBUS regulator for phy
191 * @vbus_boost: Boost regulator for VBUS present on few Exynos boards
210 struct regulator *vbus; member
493 /* Enable VBUS supply */ in exynos5_usbdrd_phy_power_on()
498 "Failed to enable VBUS boost supply\n"); in exynos5_usbdrd_phy_power_on()
503 if (phy_drd->vbus) { in exynos5_usbdrd_phy_power_on()
504 ret = regulator_enable(phy_drd->vbus); in exynos5_usbdrd_phy_power_on()
506 dev_err(phy_drd->dev, "Failed to enable VBUS supply\n"); in exynos5_usbdrd_phy_power_on()
541 /* Disable VBUS supply */ in exynos5_usbdrd_phy_power_off()
542 if (phy_drd->vbus) in exynos5_usbdrd_phy_power_off()
[all …]
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| /Linux-v5.10/drivers/phy/motorola/ |
| D | phy-cpcap-usb.c | 132 struct iio_channel *vbus; member
144 error = iio_read_channel_processed(ddata->vbus, &value); in cpcap_usb_vbus_valid()
148 dev_err(ddata->dev, "error reading VBUS: %i\n", error); in cpcap_usb_vbus_valid()
228 bool vbus = false; in cpcap_usb_detect() local
237 vbus = cpcap_usb_vbus_valid(ddata); in cpcap_usb_detect()
239 /* We need to kick the VBUS as USB A-host */ in cpcap_usb_detect()
241 dev_dbg(ddata->dev, "still in USB A-host mode, kicking VBUS\n"); in cpcap_usb_detect()
255 if (vbus && s.id_ground && ddata->docked) { in cpcap_usb_detect()
263 /* No VBUS needed with docks */ in cpcap_usb_detect()
264 if (vbus && s.id_ground && !ddata->vbus_provider) { in cpcap_usb_detect()
[all …]
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| /Linux-v5.10/drivers/regulator/ |
| D | qcom_usb_vbus-regulator.c | 3 // Qualcomm PMIC VBUS output regulator driver
72 dev_err(dev, "not able to register vbus reg %d\n", ret); in qcom_usb_vbus_regulator_probe()
76 /* Disable HW logic for VBUS enable */ in qcom_usb_vbus_regulator_probe()
83 { .compatible = "qcom,pm8150b-vbus-reg" },
90 .name = "qcom-usb-vbus-regulator",
97 MODULE_DESCRIPTION("Qualcomm USB vbus regulator driver");
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| /Linux-v5.10/arch/arm/boot/dts/ |
| D | sunxi-common-regulators.dtsi | 2 * sunxi boards common regulator (ahci target power supply, usb-vbus) code
59 reg_usb0_vbus: usb0-vbus {
61 regulator-name = "usb0-vbus";
69 reg_usb1_vbus: usb1-vbus {
71 regulator-name = "usb1-vbus";
80 reg_usb2_vbus: usb2-vbus {
82 regulator-name = "usb2-vbus";
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| D | imx6qdl-prti6q.dtsi | 21 reg_usb_h1_vbus: regulator-h1-vbus {
23 regulator-name = "h1-vbus";
28 reg_usb_otg_vbus: regulator-otg-vbus {
30 regulator-name = "otg-vbus";
69 vbus-supply = <®_usb_h1_vbus>;
76 vbus-supply = <®_usb_otg_vbus>;
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| /Linux-v5.10/drivers/usb/musb/ |
| D | davinci.c | 40 struct gpio_desc *vbus; member
129 * VBUS SWITCHING IS BOARD-SPECIFIC ... at least for the DM6446 EVM,
146 gpiod_set_value_cansleep(glue->vbus, glue->vbus_state); in evm_deferred_drvvbus()
156 if (!glue->vbus) in davinci_musb_source_power()
169 gpiod_set_value_cansleep(glue->vbus, glue->vbus_state); in davinci_musb_source_power()
203 /* Wait till VBUS falls below SessionEnd (~0.2V); the 1.3 RTL in otg_timer()
205 * case "recover"), in routine "VBUS was valid by the time in otg_timer()
298 /* The Mentor core doesn't debounce VBUS as needed in davinci_musb_interrupt()
301 * to get VBUS errors during enumeration. in davinci_musb_interrupt()
305 * without waiting (on EVM, a **long** time) for VBUS in davinci_musb_interrupt()
[all …]
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| /Linux-v5.10/drivers/phy/ |
| D | phy-lgm-usb.c | 42 struct regulator *vbus; member
127 ret = regulator_enable(ta->vbus); in phy_set_vbus()
129 ret = regulator_disable(ta->vbus); in phy_set_vbus()
134 dev_dbg(ta->phy.dev, "set vbus: %d\n", on); in phy_set_vbus()
169 dev_err(ta->phy.dev, "failed to set VBUS\n"); in tca_work()
216 ta->vbus = devm_regulator_get(dev, "vbus"); in phy_probe()
217 if (IS_ERR(ta->vbus)) in phy_probe()
218 return PTR_ERR(ta->vbus); in phy_probe()
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| /Linux-v5.10/drivers/usb/chipidea/ |
| D | otg.c | 35 * If using extcon framework for VBUS and/or ID signal in hw_read_otgsc()
92 /* Don't enable vbus interrupt if using external notifier */ in hw_write_otgsc()
143 * When we switch to device mode, the vbus value should be lower
177 * vbus disconnect event is lost due to role in ci_handle_id_switch()
187 * Wait vbus lower than OTGSC_BSV before connecting in ci_handle_id_switch()
190 * care vbus on the board, since it will not affect in ci_handle_id_switch()
196 /* vbus change may have already occurred */ in ci_handle_id_switch()
202 * ci_otg_work - perform otg (vbus/id) event handle
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| /Linux-v5.10/drivers/phy/freescale/ |
| D | phy-fsl-imx8mq-usb.c | 38 struct regulator *vbus; member
110 ret = regulator_enable(imx_phy->vbus); in imx8mq_phy_power_on()
122 regulator_disable(imx_phy->vbus); in imx8mq_phy_power_off()
181 imx_phy->vbus = devm_regulator_get(dev, "vbus"); in imx8mq_usb_phy_probe()
182 if (IS_ERR(imx_phy->vbus)) in imx8mq_usb_phy_probe()
183 return PTR_ERR(imx_phy->vbus); in imx8mq_usb_phy_probe()
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| /Linux-v5.10/Documentation/devicetree/bindings/connector/ |
| D | usb-connector.yaml | 55 vbus-gpios:
56 description: An input gpio for USB VBus pin, used to detect presence of
57 VBUS 5V.
60 vbus-supply:
61 description: A phandle to the regulator for USB VBUS if needed when host
63 Particularly, if use an output GPIO to control a VBUS regulator, should
162 - vbus-gpios
277 vbus-supply = <&usb_p0_vbus>;
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