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6.8.0-83-generic
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tegra_usb_phy.h
// SPDX-License-Identifier: GPL-2.0 /* * Copyright (C) 2010 Google, Inc. */ #ifndef __TEGRA_USB_PHY_H #define __TEGRA_USB_PHY_H #include <linux/clk.h> #include <linux/gpio.h> #include <linux/regmap.h> #include <linux/reset.h> #include <linux/usb/otg.h> /* * utmi_pll_config_in_car_module: true if the UTMI PLL configuration registers * should be set up by clk-tegra, false if by the PHY code * has_hostpc: true if the USB controller has the HOSTPC extension, which * changes the location of the PHCD and PTS fields * requires_usbmode_setup: true if the USBMODE register needs to be set to * enter host mode * requires_extra_tuning_parameters: true if xcvr_hsslew, hssquelch_level * and hsdiscon_level should be set for adequate signal quality * requires_pmc_ao_power_up: true if USB AO is powered down by default */ struct tegra_phy_soc_config { bool utmi_pll_config_in_car_module; bool has_hostpc; bool requires_usbmode_setup; bool requires_extra_tuning_parameters; bool requires_pmc_ao_power_up; }; struct tegra_utmip_config { u8 hssync_start_delay; u8 elastic_limit; u8 idle_wait_delay; u8 term_range_adj; bool xcvr_setup_use_fuses; u8 xcvr_setup; u8 xcvr_lsfslew; u8 xcvr_lsrslew; u8 xcvr_hsslew; u8 hssquelch_level; u8 hsdiscon_level; }; enum tegra_usb_phy_port_speed { TEGRA_USB_PHY_PORT_SPEED_FULL = 0, TEGRA_USB_PHY_PORT_SPEED_LOW, TEGRA_USB_PHY_PORT_SPEED_HIGH, }; struct tegra_xtal_freq; struct tegra_usb_phy { int irq; int instance; const struct tegra_xtal_freq *freq; void __iomem *regs; void __iomem *pad_regs; struct clk *clk; struct clk *pll_u; struct clk *pad_clk; struct regulator *vbus; struct regmap *pmc_regmap; enum usb_dr_mode mode; void *config; const struct tegra_phy_soc_config *soc_config; struct usb_phy *ulpi; struct usb_phy u_phy; bool is_legacy_phy; bool is_ulpi_phy; struct gpio_desc *reset_gpio; struct reset_control *pad_rst; bool wakeup_enabled; bool pad_wakeup; bool powered_on; }; void tegra_usb_phy_preresume(struct usb_phy *phy); void tegra_usb_phy_postresume(struct usb_phy *phy); void tegra_ehci_phy_restore_start(struct usb_phy *phy, enum tegra_usb_phy_port_speed port_speed); void tegra_ehci_phy_restore_end(struct usb_phy *phy); #endif /* __TEGRA_USB_PHY_H */
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