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https://github.com/edk2-porting/linux-next.git
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7acc9973e3
Add support for vbus detection and power supply. This code is more or less stolen from phy-gpio-vbus-usb.c, and aims at providing a detection mechanism for VBus (ie. usb cable plug) based on a GPIO line, and a power supply activation which draws current from the VBus. [ balbi@ti.com : fix build break ] Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr> Signed-off-by: Felipe Balbi <balbi@ti.com>
28 lines
654 B
C
28 lines
654 B
C
#ifndef _PHY_GENERIC_H_
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#define _PHY_GENERIC_H_
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#include <linux/usb/usb_phy_generic.h>
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#include <linux/gpio/consumer.h>
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#include <linux/regulator/consumer.h>
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struct usb_phy_generic {
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struct usb_phy phy;
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struct device *dev;
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struct clk *clk;
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struct regulator *vcc;
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struct gpio_desc *gpiod_reset;
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struct gpio_desc *gpiod_vbus;
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struct regulator *vbus_draw;
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bool vbus_draw_enabled;
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unsigned long mA;
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unsigned int vbus;
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};
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int usb_gen_phy_init(struct usb_phy *phy);
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void usb_gen_phy_shutdown(struct usb_phy *phy);
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int usb_phy_gen_create_phy(struct device *dev, struct usb_phy_generic *nop,
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struct usb_phy_generic_platform_data *pdata);
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#endif
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