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/linux/Documentation/devicetree/bindings/phy/
H A Drealtek,usb2phy.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
4 ---
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 - Stanley Chang <stanley_chang@realtek.com>
23 XHCI controller#0 -- usb2phy -- phy#0
24 |- usb3phy -- phy#0
25 XHCI controller#1 -- usb2phy -- phy#0
26 XHCI controller#2 -- usb2phy -- phy#0
27 |- usb3phy -- phy#0
33 XHCI controller#0 -- usb2phy -- phy#0
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/linux/drivers/phy/realtek/
H A Dphy-rtk-usb2.c1 // SPDX-License-Identifier: GPL-2.0
3 * phy-rtk-usb2.c RTK usb2.0 PHY driver
15 #include <linux/nvmem-consumer.h>
128 return (int)((((addr) - PAGE_START) & 0x7) + in page_addr_to_array_index()
129 ((((addr) - PAGE_START) & 0x10) >> 1)); in page_addr_to_array_index()
150 return -ETIMEDOUT; in utmi_wait_register()
158 void __iomem *reg_gusb2phyacc0 = phy_reg->reg_gusb2phyacc0; in rtk_phy_read()
162 addr -= OFFEST_PHY_READ; in rtk_phy_read()
191 void __iomem *reg_wrap_vstatus = phy_reg->reg_wrap_vstatus; in rtk_phy_write()
192 void __iomem *reg_gusb2phyacc0 = phy_reg->reg_gusb2phyacc0; in rtk_phy_write()
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/linux/drivers/usb/gadget/
H A DKconfig1 # SPDX-License-Identifier: GPL-2.0
7 # NOTE: Gadget support ** DOES NOT ** depend on host-side CONFIG_USB !!
9 # - Host systems (like PCs) need CONFIG_USB (with "A" jacks).
10 # - Peripherals (like PDAs) need CONFIG_USB_GADGET (with "B" jacks).
11 # - Some systems have both kinds of controllers.
13 # With help from a special transceiver and a "Mini-AB" jack, systems with
14 # both kinds of controller can also support "USB On-the-Go" (CONFIG_USB_OTG).
25 you can't connect a "to-the-host" connector to a peripheral.
28 you need a low level bus controller driver, and some software
44 For more information, see <http://www.linux-usb.org/gadget> and
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/linux/drivers/pinctrl/
H A Dpinctrl-cy8c95x0.c1 // SPDX-License-Identifier: GPL-2.0-only
28 #include <linux/pinctrl/pinconf-generic.h>
69 (CY8C95X0_VIRTUAL + (x) - CY8C95X0_PORTSEL + (p) * MUXED_STRIDE)
92 { "irq-gpios", &cy8c95x0_irq_gpios, 1, ACPI_GPIO_QUIRK_ABSOLUTE_NUMBER },
117 * Since first controller (gpio-sch.c) and second
118 * (gpio-dwapb.c) are at the fixed bases, we may safely
130 * struct cy8c95x0_pinctrl - driver data
135 * @irq_trig_raise: I/O bits affected by raising voltage level
136 * @irq_trig_fall: I/O bits affected by falling voltage level
137 * @irq_trig_low: I/O bits affected by a low voltage level
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/linux/include/drm/
H A Ddrm_connector.h55 DRM_FORCE_ON_DIGITAL, /* for DVI-I use digital connector */
59 * enum drm_connector_status - status for a &drm_connector
74 * nothing there. It is driver-dependent whether a connector with this
81 * flicker (like load-detection when the connector is in use), or when a
82 * hardware resource isn't available (like when load-detection needs a
92 * enum drm_connector_registration_state - userspace registration status for
125 * - An unregistered connector may only have its DPMS changed from
126 * On->Off. Once DPMS is changed to Off, it may not be switched back
128 * - Modesets are not allowed on unregistered connectors, unless they
132 * - Removing a CRTC from an unregistered connector is OK, but new
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/linux/drivers/net/ethernet/intel/ixgbe/
H A Dixgbe_ptp.c1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright(c) 1999 - 2018 Intel Corporation. */
12 * value at every level change of the oscillator driving the SYSTIME
30 * Period * [ 2 ^ ( MaxWidth - PeriodWidth ) ]
47 * +--------------+ +--------------+
49 * *--------------+ +--------------+
52 * +--------------+ +--------------+
54 * *--------------+ +--------------+
58 * 2^36 * 10^-9 / 60 = 1.14 minutes or 69 seconds
61 * 2^43 * 10^-9 / 3600 = 2.4 hours
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