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/linux-6.14.4/drivers/gnss/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
3 # GNSS receiver configuration
6 menuconfig GNSS config
7 tristate "GNSS receiver support"
9 Say Y here if you have a GNSS receiver (e.g. a GPS receiver).
12 be called gnss.
14 if GNSS
20 tristate "Mediatek GNSS receiver support"
24 Say Y here if you have a Mediatek-based GNSS receiver which uses a
28 be called gnss-mtk.
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Dmtk.c1 // SPDX-License-Identifier: GPL-2.0
3 * Mediatek GNSS receiver driver
9 #include <linux/gnss.h>
29 ret = regulator_enable(data->vcc); in mtk_set_active()
41 ret = regulator_disable(data->vcc); in mtk_set_standby()
59 return -EINVAL; in mtk_set_power()
78 gserial->ops = &mtk_gserial_ops; in mtk_probe()
80 gserial->gdev->type = GNSS_TYPE_MTK; in mtk_probe()
84 data->vcc = devm_regulator_get(&serdev->dev, "vcc"); in mtk_probe()
85 if (IS_ERR(data->vcc)) { in mtk_probe()
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Dubx.c1 // SPDX-License-Identifier: GPL-2.0
3 * u-blox GNSS receiver driver
9 #include <linux/gnss.h>
29 ret = regulator_enable(data->vcc); in ubx_set_active()
41 ret = regulator_disable(data->vcc); in ubx_set_standby()
59 return -EINVAL; in ubx_set_power()
79 gserial->ops = &ubx_gserial_ops; in ubx_probe()
81 gserial->gdev->type = GNSS_TYPE_UBX; in ubx_probe()
85 data->vcc = devm_regulator_get(&serdev->dev, "vcc"); in ubx_probe()
86 if (IS_ERR(data->vcc)) { in ubx_probe()
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Dusb.c1 // SPDX-License-Identifier: GPL-2.0
3 * Generic USB GNSS receiver driver
9 #include <linux/gnss.h>
35 struct gnss_usb *gusb = urb->context; in gnss_usb_rx_complete()
36 struct gnss_device *gdev = gusb->gdev; in gnss_usb_rx_complete()
37 int status = urb->status; in gnss_usb_rx_complete()
44 case -ENOENT: in gnss_usb_rx_complete()
45 case -ECONNRESET: in gnss_usb_rx_complete()
46 case -ESHUTDOWN: in gnss_usb_rx_complete()
47 dev_dbg(&gdev->dev, "urb stopped: %d\n", status); in gnss_usb_rx_complete()
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Dcore.c1 // SPDX-License-Identifier: GPL-2.0
3 * GNSS receiver core
13 #include <linux/gnss.h>
41 gdev = container_of(inode->i_cdev, struct gnss_device, cdev); in gnss_open()
43 get_device(&gdev->dev); in gnss_open()
46 file->private_data = gdev; in gnss_open()
48 down_write(&gdev->rwsem); in gnss_open()
49 if (gdev->disconnected) { in gnss_open()
50 ret = -ENODEV; in gnss_open()
54 if (gdev->count++ == 0) { in gnss_open()
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Dserial.c1 // SPDX-License-Identifier: GPL-2.0
3 * Generic serial GNSS receiver driver
9 #include <linux/gnss.h>
25 struct serdev_device *serdev = gserial->serdev; in gnss_serial_open()
32 serdev_device_set_baudrate(serdev, gserial->speed); in gnss_serial_open()
35 ret = pm_runtime_get_sync(&serdev->dev); in gnss_serial_open()
37 pm_runtime_put_noidle(&serdev->dev); in gnss_serial_open()
52 struct serdev_device *serdev = gserial->serdev; in gnss_serial_close()
56 pm_runtime_put(&serdev->dev); in gnss_serial_close()
63 struct serdev_device *serdev = gserial->serdev; in gnss_serial_write_raw()
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Dserial.h1 /* SPDX-License-Identifier: GPL-2.0 */
3 * Generic serial GNSS receiver driver
44 return gserial->drvdata; in gnss_serial_get_drvdata()
Dsirf.c1 // SPDX-License-Identifier: GPL-2.0
3 * SiRFstar GNSS receiver driver
9 #include <linux/gnss.h>
62 mutex_lock(&data->serdev_mutex); in sirf_serdev_open()
63 if (++data->serdev_count == 1) { in sirf_serdev_open()
64 ret = serdev_device_open(data->serdev); in sirf_serdev_open()
66 data->serdev_count--; in sirf_serdev_open()
70 serdev_device_set_baudrate(data->serdev, data->speed); in sirf_serdev_open()
71 serdev_device_set_flow_control(data->serdev, false); in sirf_serdev_open()
75 mutex_unlock(&data->serdev_mutex); in sirf_serdev_open()
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/linux-6.14.4/drivers/net/ethernet/intel/ice/
Dice_gnss.c1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright (C) 2021-2022, Intel Corporation. */
8 * ice_gnss_do_write - Write data to internal GNSS receiver
13 * Write UBX command data to the GNSS receiver
16 * * number of bytes written - success
17 * * negative - error code
23 struct ice_hw *hw = &pf->hw; in ice_gnss_do_write()
33 /* It's not possible to write a single byte to u-blox. in ice_gnss_do_write()
39 while (size - offset > ICE_GNSS_UBX_WRITE_BYTES + 1) { in ice_gnss_do_write()
51 if (size - offset == ICE_GNSS_UBX_WRITE_BYTES + 1) { in ice_gnss_do_write()
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Dice_ptp_hw.c1 // SPDX-License-Identifier: GPL-2.0
25 { "CVL-SDP22", ZL_REF0P, DPLL_PIN_TYPE_INT_OSCILLATOR,
27 { "CVL-SDP20", ZL_REF0N, DPLL_PIN_TYPE_INT_OSCILLATOR,
29 { "C827_0-RCLKA", ZL_REF1P, DPLL_PIN_TYPE_MUX, 0, },
30 { "C827_0-RCLKB", ZL_REF1N, DPLL_PIN_TYPE_MUX, 0, },
35 { "GNSS-1PPS", ZL_REF4P, DPLL_PIN_TYPE_GNSS,
40 { "CVL-SDP22", ZL_REF0P, DPLL_PIN_TYPE_INT_OSCILLATOR,
42 { "CVL-SDP20", ZL_REF0N, DPLL_PIN_TYPE_INT_OSCILLATOR,
44 { "C827_0-RCLKA", ZL_REF1P, DPLL_PIN_TYPE_MUX, },
45 { "C827_0-RCLKB", ZL_REF1N, DPLL_PIN_TYPE_MUX, },
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/linux-6.14.4/Documentation/devicetree/bindings/gnss/
Dgnss-common.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/gnss/gnss-common.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Common Properties for Global Navigation Satellite Systems (GNSS)
8 receiver devices
11 - Johan Hovold <[email protected]>
19 pattern: "^gnss(@.*)?$"
21 lna-supply:
23 Amplifier (LNA). This is an amplifier connected between the GNSS
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Dmediatek.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/gnss/mediatek.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Mediatek GNSS Receiver
10 - Johan Hovold <[email protected]>
13 Mediatek chipsets are used in GNSS-receiver modules produced by several
17 - $ref: gnss-common.yaml#
18 - $ref: /schemas/serial/serial-peripheral-props.yaml#
24 vcc-supply:
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Du-blox,neo-6m.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/gnss/u-blox,neo-6m.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: U-blox GNSS Receiver
10 - $ref: gnss-common.yaml#
11 - $ref: /schemas/serial/serial-peripheral-props.yaml#
14 - Johan Hovold <[email protected]>
17 The U-blox GNSS receivers can use UART, DDC (I2C), SPI and USB interfaces.
22 - u-blox,neo-6m
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Dsirfstar.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/gnss/sirfstar.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: SiRFstar GNSS Receiver
10 - Johan Hovold <[email protected]>
13 The SiRFstar GNSS receivers have incarnated over the years in different
23 - $ref: gnss-common.yaml#
24 - $ref: /schemas/serial/serial-peripheral-props.yaml#
29 - csr,gsd4t
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Dbrcm,bcm4751.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/gnss/brcm,bcm4751.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Broadcom BCM4751 family GNSS Receiver
10 - Johan Hovold <[email protected]>
11 - Linus Walleij <[email protected]>
20 - $ref: gnss-common.yaml#
21 - $ref: /schemas/serial/serial-peripheral-props.yaml#
26 - brcm,bcm4751
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/linux-6.14.4/Documentation/ABI/testing/
Dsysfs-class-gnss1 What: /sys/class/gnss/gnss<N>/type
6 The GNSS receiver type. The currently identified types reflect
7 the protocol(s) supported by the receiver:
15 Note that also non-"NMEA" type receivers typically support a
/linux-6.14.4/include/linux/
Dgnss.h1 /* SPDX-License-Identifier: GPL-2.0 */
3 * GNSS receiver support
68 dev_set_drvdata(&gdev->dev, data); in gnss_set_drvdata()
73 return dev_get_drvdata(&gdev->dev); in gnss_get_drvdata()
/linux-6.14.4/Documentation/networking/device_drivers/ethernet/intel/
Dice.rst1 .. SPDX-License-Identifier: GPL-2.0+
8 Copyright(c) 2018-2021 Intel Corporation.
13 - Overview
14 - Identifying Your Adapter
15 - Important Notes
16 - Additional Features & Configurations
17 - Performance Optimization
28 This driver supports XDP (Express Data Path) and AF_XDP zero-copy. Note that
43 -------------------------------------------
54 1) Make sure that your system's physical memory is in a high-performance
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/linux-6.14.4/drivers/ptp/
Dptp_ocp.c1 // SPDX-License-Identifier: GPL-2.0-only
13 #include <linux/clk-provider.h>
15 #include <linux/platform_data/i2c-xiic.h>
16 #include <linux/platform_data/i2c-ocores.h>
24 #include <linux/nvmem-consumer.h>
437 (void *)((uintptr_t)(bp) + (map)->bp_offset); \
453 uintptr_t addr = (uintptr_t)(bp) + (res)->bp_offset; \
493 --
496 * 11: Orolia TS0 (GNSS)
650 .name = "xiic-i2c",
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/linux-6.14.4/
DMAINTAINERS5 ---------------------------------------------------
21 W: *Web-page* with status/info
23 B: URI for where to file *bugs*. A web-page with detailed bug
28 patches to the given subsystem. This is either an in-tree file,
29 or a URI. See Documentation/maintainer/maintainer-entry-profile.rst
46 N: [^a-z]tegra all files whose path contains tegra
64 ----------------
83 3WARE SAS/SATA-RAID SCSI DRIVERS (3W-XXXX, 3W-9XXX, 3W-SAS)
85 L: linux-[email protected]
88 F: drivers/scsi/3w-*
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