mirror of
https://github.com/FEX-Emu/linux.git
synced 2024-12-28 20:37:27 +00:00
usb: phy: qcom: New APQ8016/MSM8916 USB transceiver driver
Driver handles PHY initialization, clock management, power management and workarounds required after resetting the hardware. Signed-off-by: Ivan T. Ivanov <ivan.ivanov@linaro.org> Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Ivan T. Ivanov
Felipe Balbi
parent
75ddead2a7
commit
351169933e
76
Documentation/devicetree/bindings/usb/qcom,usb-8x16-phy.txt
Normal file
76
Documentation/devicetree/bindings/usb/qcom,usb-8x16-phy.txt
Normal file
@ -0,0 +1,76 @@
|
||||
Qualcomm's APQ8016/MSM8916 USB transceiver controller
|
||||
|
||||
- compatible:
|
||||
Usage: required
|
||||
Value type: <string>
|
||||
Definition: Should contain "qcom,usb-8x16-phy".
|
||||
|
||||
- reg:
|
||||
Usage: required
|
||||
Value type: <prop-encoded-array>
|
||||
Definition: USB PHY base address and length of the register map
|
||||
|
||||
- clocks:
|
||||
Usage: required
|
||||
Value type: <prop-encoded-array>
|
||||
Definition: See clock-bindings.txt section "consumers". List of
|
||||
two clock specifiers for interface and core controller
|
||||
clocks.
|
||||
|
||||
- clock-names:
|
||||
Usage: required
|
||||
Value type: <string>
|
||||
Definition: Must contain "iface" and "core" strings.
|
||||
|
||||
- vddcx-supply:
|
||||
Usage: required
|
||||
Value type: <phandle>
|
||||
Definition: phandle to the regulator VDCCX supply node.
|
||||
|
||||
- v1p8-supply:
|
||||
Usage: required
|
||||
Value type: <phandle>
|
||||
Definition: phandle to the regulator 1.8V supply node.
|
||||
|
||||
- v3p3-supply:
|
||||
Usage: required
|
||||
Value type: <phandle>
|
||||
Definition: phandle to the regulator 3.3V supply node.
|
||||
|
||||
- resets:
|
||||
Usage: required
|
||||
Value type: <prop-encoded-array>
|
||||
Definition: See reset.txt section "consumers". PHY reset specifier.
|
||||
|
||||
- reset-names:
|
||||
Usage: required
|
||||
Value type: <string>
|
||||
Definition: Must contain "phy" string.
|
||||
|
||||
- switch-gpio:
|
||||
Usage: optional
|
||||
Value type: <prop-encoded-array>
|
||||
Definition: Some boards are using Dual SPDT USB Switch, witch is
|
||||
controlled by GPIO to de/multiplex D+/D- USB lines
|
||||
between connectors.
|
||||
|
||||
Example:
|
||||
usb_phy: phy@78d9000 {
|
||||
compatible = "qcom,usb-8x16-phy";
|
||||
reg = <0x78d9000 0x400>;
|
||||
|
||||
vddcx-supply = <&pm8916_s1_corner>;
|
||||
v1p8-supply = <&pm8916_l7>;
|
||||
v3p3-supply = <&pm8916_l13>;
|
||||
|
||||
clocks = <&gcc GCC_USB_HS_AHB_CLK>,
|
||||
<&gcc GCC_USB_HS_SYSTEM_CLK>;
|
||||
clock-names = "iface", "core";
|
||||
|
||||
resets = <&gcc GCC_USB2A_PHY_BCR>;
|
||||
reset-names = "phy";
|
||||
|
||||
// D+/D- lines: 1 - Routed to HUB, 0 - Device connector
|
||||
switch-gpio = <&pm8916_gpios 4 GPIO_ACTIVE_HIGH>;
|
||||
};
|
||||
|
||||
@ -152,6 +152,20 @@ config USB_MSM_OTG
|
||||
This driver is not supported on boards like trout which
|
||||
has an external PHY.
|
||||
|
||||
config USB_QCOM_8X16_PHY
|
||||
tristate "Qualcomm APQ8016/MSM8916 on-chip USB PHY controller support"
|
||||
depends on ARCH_QCOM || COMPILE_TEST
|
||||
depends on RESET_CONTROLLER
|
||||
select USB_PHY
|
||||
select USB_ULPI_VIEWPORT
|
||||
help
|
||||
Enable this to support the USB transceiver on Qualcomm 8x16 chipsets.
|
||||
It handles PHY initialization, clock management, power management,
|
||||
and workarounds required after resetting the hardware.
|
||||
|
||||
To compile this driver as a module, choose M here: the
|
||||
module will be called phy-qcom-8x16-usb.
|
||||
|
||||
config USB_MV_OTG
|
||||
tristate "Marvell USB OTG support"
|
||||
depends on USB_EHCI_MV && USB_MV_UDC && PM
|
||||
|
||||
@ -20,6 +20,7 @@ obj-$(CONFIG_USB_EHCI_TEGRA) += phy-tegra-usb.o
|
||||
obj-$(CONFIG_USB_GPIO_VBUS) += phy-gpio-vbus-usb.o
|
||||
obj-$(CONFIG_USB_ISP1301) += phy-isp1301.o
|
||||
obj-$(CONFIG_USB_MSM_OTG) += phy-msm-usb.o
|
||||
obj-$(CONFIG_USB_QCOM_8X16_PHY) += phy-qcom-8x16-usb.o
|
||||
obj-$(CONFIG_USB_MV_OTG) += phy-mv-usb.o
|
||||
obj-$(CONFIG_USB_MXS_PHY) += phy-mxs-usb.o
|
||||
obj-$(CONFIG_USB_RCAR_PHY) += phy-rcar-usb.o
|
||||
|
||||
436
drivers/usb/phy/phy-qcom-8x16-usb.c
Normal file
436
drivers/usb/phy/phy-qcom-8x16-usb.c
Normal file
@ -0,0 +1,436 @@
|
||||
/*
|
||||
* Copyright (c) 2015, Linaro Limited
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify
|
||||
* it under the terms of the GNU General Public License version 2 and
|
||||
* only version 2 as published by the Free Software Foundation.
|
||||
*
|
||||
* This program is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
* GNU General Public License for more details.
|
||||
*/
|
||||
|
||||
#include <linux/clk.h>
|
||||
#include <linux/delay.h>
|
||||
#include <linux/device.h>
|
||||
#include <linux/err.h>
|
||||
#include <linux/extcon.h>
|
||||
#include <linux/gpio/consumer.h>
|
||||
#include <linux/io.h>
|
||||
#include <linux/module.h>
|
||||
#include <linux/of.h>
|
||||
#include <linux/platform_device.h>
|
||||
#include <linux/reboot.h>
|
||||
#include <linux/regulator/consumer.h>
|
||||
#include <linux/reset.h>
|
||||
#include <linux/slab.h>
|
||||
#include <linux/usb.h>
|
||||
#include <linux/usb/ulpi.h>
|
||||
|
||||
#define HSPHY_AHBBURST 0x0090
|
||||
#define HSPHY_AHBMODE 0x0098
|
||||
#define HSPHY_GENCONFIG 0x009c
|
||||
#define HSPHY_GENCONFIG_2 0x00a0
|
||||
|
||||
#define HSPHY_USBCMD 0x0140
|
||||
#define HSPHY_ULPI_VIEWPORT 0x0170
|
||||
#define HSPHY_CTRL 0x0240
|
||||
|
||||
#define HSPHY_TXFIFO_IDLE_FORCE_DIS BIT(4)
|
||||
#define HSPHY_SESS_VLD_CTRL_EN BIT(7)
|
||||
#define HSPHY_POR_ASSERT BIT(0)
|
||||
#define HSPHY_RETEN BIT(1)
|
||||
|
||||
#define HSPHY_SESS_VLD_CTRL BIT(25)
|
||||
|
||||
#define ULPI_PWR_CLK_MNG_REG 0x88
|
||||
#define ULPI_PWR_OTG_COMP_DISABLE BIT(0)
|
||||
|
||||
#define ULPI_MISC_A 0x96
|
||||
#define ULPI_MISC_A_VBUSVLDEXTSEL BIT(1)
|
||||
#define ULPI_MISC_A_VBUSVLDEXT BIT(0)
|
||||
|
||||
#define HSPHY_3P3_MIN 3050000 /* uV */
|
||||
#define HSPHY_3P3_MAX 3300000 /* uV */
|
||||
|
||||
#define HSPHY_1P8_MIN 1800000 /* uV */
|
||||
#define HSPHY_1P8_MAX 1800000 /* uV */
|
||||
|
||||
#define HSPHY_VDD_MIN 5
|
||||
#define HSPHY_VDD_MAX 7
|
||||
|
||||
struct phy_8x16 {
|
||||
struct usb_phy phy;
|
||||
void __iomem *regs;
|
||||
struct clk *core_clk;
|
||||
struct clk *iface_clk;
|
||||
struct regulator *v3p3;
|
||||
struct regulator *v1p8;
|
||||
struct regulator *vdd;
|
||||
|
||||
struct reset_control *phy_reset;
|
||||
|
||||
struct extcon_specific_cable_nb vbus_cable;
|
||||
struct notifier_block vbus_notify;
|
||||
|
||||
struct gpio_desc *switch_gpio;
|
||||
struct notifier_block reboot_notify;
|
||||
};
|
||||
|
||||
static int phy_8x16_regulators_enable(struct phy_8x16 *qphy)
|
||||
{
|
||||
int ret;
|
||||
|
||||
ret = regulator_set_voltage(qphy->vdd, HSPHY_VDD_MIN, HSPHY_VDD_MAX);
|
||||
if (ret)
|
||||
return ret;
|
||||
|
||||
ret = regulator_enable(qphy->vdd);
|
||||
if (ret)
|
||||
return ret;
|
||||
|
||||
ret = regulator_set_voltage(qphy->v3p3, HSPHY_3P3_MIN, HSPHY_3P3_MAX);
|
||||
if (ret)
|
||||
goto off_vdd;
|
||||
|
||||
ret = regulator_enable(qphy->v3p3);
|
||||
if (ret)
|
||||
goto off_vdd;
|
||||
|
||||
ret = regulator_set_voltage(qphy->v1p8, HSPHY_1P8_MIN, HSPHY_1P8_MAX);
|
||||
if (ret)
|
||||
goto off_3p3;
|
||||
|
||||
ret = regulator_enable(qphy->v1p8);
|
||||
if (ret)
|
||||
goto off_3p3;
|
||||
|
||||
return 0;
|
||||
|
||||
off_3p3:
|
||||
regulator_disable(qphy->v3p3);
|
||||
off_vdd:
|
||||
regulator_disable(qphy->vdd);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
static void phy_8x16_regulators_disable(struct phy_8x16 *qphy)
|
||||
{
|
||||
regulator_disable(qphy->v1p8);
|
||||
regulator_disable(qphy->v3p3);
|
||||
regulator_disable(qphy->vdd);
|
||||
}
|
||||
|
||||
static int phy_8x16_notify_connect(struct usb_phy *phy,
|
||||
enum usb_device_speed speed)
|
||||
{
|
||||
struct phy_8x16 *qphy = container_of(phy, struct phy_8x16, phy);
|
||||
u32 val;
|
||||
|
||||
val = ULPI_MISC_A_VBUSVLDEXTSEL | ULPI_MISC_A_VBUSVLDEXT;
|
||||
usb_phy_io_write(&qphy->phy, val, ULPI_SET(ULPI_MISC_A));
|
||||
|
||||
val = readl(qphy->regs + HSPHY_USBCMD);
|
||||
val |= HSPHY_SESS_VLD_CTRL;
|
||||
writel(val, qphy->regs + HSPHY_USBCMD);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int phy_8x16_notify_disconnect(struct usb_phy *phy,
|
||||
enum usb_device_speed speed)
|
||||
{
|
||||
struct phy_8x16 *qphy = container_of(phy, struct phy_8x16, phy);
|
||||
u32 val;
|
||||
|
||||
val = ULPI_MISC_A_VBUSVLDEXT | ULPI_MISC_A_VBUSVLDEXTSEL;
|
||||
usb_phy_io_write(&qphy->phy, val, ULPI_CLR(ULPI_MISC_A));
|
||||
|
||||
val = readl(qphy->regs + HSPHY_USBCMD);
|
||||
val &= ~HSPHY_SESS_VLD_CTRL;
|
||||
writel(val, qphy->regs + HSPHY_USBCMD);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int phy_8x16_vbus_on(struct phy_8x16 *qphy)
|
||||
{
|
||||
phy_8x16_notify_connect(&qphy->phy, USB_SPEED_UNKNOWN);
|
||||
|
||||
/* Switch D+/D- lines to Device connector */
|
||||
gpiod_set_value_cansleep(qphy->switch_gpio, 0);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int phy_8x16_vbus_off(struct phy_8x16 *qphy)
|
||||
{
|
||||
phy_8x16_notify_disconnect(&qphy->phy, USB_SPEED_UNKNOWN);
|
||||
|
||||
/* Switch D+/D- lines to USB HUB */
|
||||
gpiod_set_value_cansleep(qphy->switch_gpio, 1);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int phy_8x16_vbus_notify(struct notifier_block *nb, unsigned long event,
|
||||
void *ptr)
|
||||
{
|
||||
struct phy_8x16 *qphy = container_of(nb, struct phy_8x16, vbus_notify);
|
||||
|
||||
if (event)
|
||||
phy_8x16_vbus_on(qphy);
|
||||
else
|
||||
phy_8x16_vbus_off(qphy);
|
||||
|
||||
return NOTIFY_DONE;
|
||||
}
|
||||
|
||||
static int phy_8x16_init(struct usb_phy *phy)
|
||||
{
|
||||
struct phy_8x16 *qphy = container_of(phy, struct phy_8x16, phy);
|
||||
u32 val, init[] = {0x44, 0x6B, 0x24, 0x13};
|
||||
u32 addr = ULPI_EXT_VENDOR_SPECIFIC;
|
||||
int idx, state;
|
||||
|
||||
for (idx = 0; idx < ARRAY_SIZE(init); idx++)
|
||||
usb_phy_io_write(phy, init[idx], addr + idx);
|
||||
|
||||
reset_control_reset(qphy->phy_reset);
|
||||
|
||||
/* Assert USB HSPHY_POR */
|
||||
val = readl(qphy->regs + HSPHY_CTRL);
|
||||
val |= HSPHY_POR_ASSERT;
|
||||
writel(val, qphy->regs + HSPHY_CTRL);
|
||||
|
||||
/*
|
||||
* wait for minimum 10 microseconds as suggested in HPG.
|
||||
* Use a slightly larger value since the exact value didn't
|
||||
* work 100% of the time.
|
||||
*/
|
||||
usleep_range(12, 15);
|
||||
|
||||
/* Deassert USB HSPHY_POR */
|
||||
val = readl(qphy->regs + HSPHY_CTRL);
|
||||
val &= ~HSPHY_POR_ASSERT;
|
||||
writel(val, qphy->regs + HSPHY_CTRL);
|
||||
|
||||
usleep_range(10, 15);
|
||||
|
||||
writel(0x00, qphy->regs + HSPHY_AHBBURST);
|
||||
writel(0x08, qphy->regs + HSPHY_AHBMODE);
|
||||
|
||||
/* workaround for rx buffer collision issue */
|
||||
val = readl(qphy->regs + HSPHY_GENCONFIG);
|
||||
val &= ~HSPHY_TXFIFO_IDLE_FORCE_DIS;
|
||||
writel(val, qphy->regs + HSPHY_GENCONFIG);
|
||||
|
||||
val = readl(qphy->regs + HSPHY_GENCONFIG_2);
|
||||
val |= HSPHY_SESS_VLD_CTRL_EN;
|
||||
writel(val, qphy->regs + HSPHY_GENCONFIG_2);
|
||||
|
||||
val = ULPI_PWR_OTG_COMP_DISABLE;
|
||||
usb_phy_io_write(phy, val, ULPI_SET(ULPI_PWR_CLK_MNG_REG));
|
||||
|
||||
state = extcon_get_cable_state(qphy->vbus_cable.edev, "USB");
|
||||
if (state)
|
||||
phy_8x16_vbus_on(qphy);
|
||||
else
|
||||
phy_8x16_vbus_off(qphy);
|
||||
|
||||
val = usb_phy_io_read(&qphy->phy, ULPI_FUNC_CTRL);
|
||||
val &= ~ULPI_FUNC_CTRL_OPMODE_MASK;
|
||||
val |= ULPI_FUNC_CTRL_OPMODE_NORMAL;
|
||||
usb_phy_io_write(&qphy->phy, val, ULPI_FUNC_CTRL);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void phy_8x16_shutdown(struct usb_phy *phy)
|
||||
{
|
||||
u32 val;
|
||||
|
||||
/* Put the controller in non-driving mode */
|
||||
val = usb_phy_io_read(phy, ULPI_FUNC_CTRL);
|
||||
val &= ~ULPI_FUNC_CTRL_OPMODE_MASK;
|
||||
val |= ULPI_FUNC_CTRL_OPMODE_NONDRIVING;
|
||||
usb_phy_io_write(phy, val, ULPI_FUNC_CTRL);
|
||||
}
|
||||
|
||||
static int phy_8x16_read_devicetree(struct phy_8x16 *qphy)
|
||||
{
|
||||
struct regulator_bulk_data regs[3];
|
||||
struct device *dev = qphy->phy.dev;
|
||||
int ret;
|
||||
|
||||
qphy->core_clk = devm_clk_get(dev, "core");
|
||||
if (IS_ERR(qphy->core_clk))
|
||||
return PTR_ERR(qphy->core_clk);
|
||||
|
||||
qphy->iface_clk = devm_clk_get(dev, "iface");
|
||||
if (IS_ERR(qphy->iface_clk))
|
||||
return PTR_ERR(qphy->iface_clk);
|
||||
|
||||
regs[0].supply = "v3p3";
|
||||
regs[1].supply = "v1p8";
|
||||
regs[2].supply = "vddcx";
|
||||
|
||||
ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(regs), regs);
|
||||
if (ret)
|
||||
return ret;
|
||||
|
||||
qphy->v3p3 = regs[0].consumer;
|
||||
qphy->v1p8 = regs[1].consumer;
|
||||
qphy->vdd = regs[2].consumer;
|
||||
|
||||
qphy->phy_reset = devm_reset_control_get(dev, "phy");
|
||||
if (IS_ERR(qphy->phy_reset))
|
||||
return PTR_ERR(qphy->phy_reset);
|
||||
|
||||
qphy->switch_gpio = devm_gpiod_get_optional(dev, "switch",
|
||||
GPIOD_OUT_LOW);
|
||||
if (IS_ERR(qphy->switch_gpio))
|
||||
return PTR_ERR(qphy->switch_gpio);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int phy_8x16_reboot_notify(struct notifier_block *this,
|
||||
unsigned long code, void *unused)
|
||||
{
|
||||
struct phy_8x16 *qphy;
|
||||
|
||||
qphy = container_of(this, struct phy_8x16, reboot_notify);
|
||||
|
||||
/*
|
||||
* Ensure that D+/D- lines are routed to uB connector, so
|
||||
* we could load bootloader/kernel at next reboot_notify
|
||||
*/
|
||||
gpiod_set_value_cansleep(qphy->switch_gpio, 0);
|
||||
return NOTIFY_DONE;
|
||||
}
|
||||
|
||||
static int phy_8x16_probe(struct platform_device *pdev)
|
||||
{
|
||||
struct extcon_dev *edev;
|
||||
struct phy_8x16 *qphy;
|
||||
struct resource *res;
|
||||
struct usb_phy *phy;
|
||||
int ret;
|
||||
|
||||
qphy = devm_kzalloc(&pdev->dev, sizeof(*qphy), GFP_KERNEL);
|
||||
if (!qphy)
|
||||
return -ENOMEM;
|
||||
|
||||
platform_set_drvdata(pdev, qphy);
|
||||
|
||||
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
|
||||
if (!res)
|
||||
return -EINVAL;
|
||||
|
||||
qphy->regs = devm_ioremap(&pdev->dev, res->start, resource_size(res));
|
||||
if (!qphy->regs)
|
||||
return -ENOMEM;
|
||||
|
||||
phy = &qphy->phy;
|
||||
phy->dev = &pdev->dev;
|
||||
phy->label = dev_name(&pdev->dev);
|
||||
phy->init = phy_8x16_init;
|
||||
phy->shutdown = phy_8x16_shutdown;
|
||||
phy->notify_connect = phy_8x16_notify_connect;
|
||||
phy->notify_disconnect = phy_8x16_notify_disconnect;
|
||||
phy->io_priv = qphy->regs + HSPHY_ULPI_VIEWPORT;
|
||||
phy->io_ops = &ulpi_viewport_access_ops;
|
||||
phy->type = USB_PHY_TYPE_USB2;
|
||||
|
||||
ret = phy_8x16_read_devicetree(qphy);
|
||||
if (ret < 0)
|
||||
return ret;
|
||||
|
||||
edev = extcon_get_edev_by_phandle(phy->dev, 0);
|
||||
if (IS_ERR(edev))
|
||||
return PTR_ERR(edev);
|
||||
|
||||
ret = clk_set_rate(qphy->core_clk, INT_MAX);
|
||||
if (ret < 0)
|
||||
dev_dbg(phy->dev, "Can't boost core clock\n");
|
||||
|
||||
ret = clk_prepare_enable(qphy->core_clk);
|
||||
if (ret < 0)
|
||||
return ret;
|
||||
|
||||
ret = clk_prepare_enable(qphy->iface_clk);
|
||||
if (ret < 0)
|
||||
goto off_core;
|
||||
|
||||
ret = phy_8x16_regulators_enable(qphy);
|
||||
if (0 && ret)
|
||||
goto off_clks;
|
||||
|
||||
qphy->vbus_notify.notifier_call = phy_8x16_vbus_notify;
|
||||
ret = extcon_register_interest(&qphy->vbus_cable, edev->name,
|
||||
"USB", &qphy->vbus_notify);
|
||||
if (ret < 0)
|
||||
goto off_power;
|
||||
|
||||
ret = usb_add_phy_dev(&qphy->phy);
|
||||
if (ret)
|
||||
goto off_extcon;
|
||||
|
||||
qphy->reboot_notify.notifier_call = phy_8x16_reboot_notify;
|
||||
register_reboot_notifier(&qphy->reboot_notify);
|
||||
|
||||
return 0;
|
||||
|
||||
off_extcon:
|
||||
extcon_unregister_interest(&qphy->vbus_cable);
|
||||
off_power:
|
||||
phy_8x16_regulators_disable(qphy);
|
||||
off_clks:
|
||||
clk_disable_unprepare(qphy->iface_clk);
|
||||
off_core:
|
||||
clk_disable_unprepare(qphy->core_clk);
|
||||
return ret;
|
||||
}
|
||||
|
||||
static int phy_8x16_remove(struct platform_device *pdev)
|
||||
{
|
||||
struct phy_8x16 *qphy = platform_get_drvdata(pdev);
|
||||
|
||||
unregister_reboot_notifier(&qphy->reboot_notify);
|
||||
extcon_unregister_interest(&qphy->vbus_cable);
|
||||
|
||||
/*
|
||||
* Ensure that D+/D- lines are routed to uB connector, so
|
||||
* we could load bootloader/kernel at next reboot_notify
|
||||
*/
|
||||
gpiod_set_value_cansleep(qphy->switch_gpio, 0);
|
||||
|
||||
usb_remove_phy(&qphy->phy);
|
||||
|
||||
clk_disable_unprepare(qphy->iface_clk);
|
||||
clk_disable_unprepare(qphy->core_clk);
|
||||
phy_8x16_regulators_disable(qphy);
|
||||
return 0;
|
||||
}
|
||||
|
||||
static const struct of_device_id phy_8x16_dt_match[] = {
|
||||
{ .compatible = "qcom,usb-8x16-phy" },
|
||||
{ }
|
||||
};
|
||||
MODULE_DEVICE_TABLE(of, phy_8x16_dt_match);
|
||||
|
||||
static struct platform_driver phy_8x16_driver = {
|
||||
.probe = phy_8x16_probe,
|
||||
.remove = phy_8x16_remove,
|
||||
.driver = {
|
||||
.name = "phy-qcom-8x16-usb",
|
||||
.of_match_table = phy_8x16_dt_match,
|
||||
},
|
||||
};
|
||||
module_platform_driver(phy_8x16_driver);
|
||||
|
||||
MODULE_LICENSE("GPL v2");
|
||||
MODULE_DESCRIPTION("Qualcomm APQ8016/MSM8916 chipsets USB transceiver driver");
|
||||
Loading…
Reference in New Issue
Block a user