// SPDX-License-Identifier: GPL-2.0-or-later /* * omap-control-phy.c - The PHY part of control module. * * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com * Author: Kishon Vijay Abraham I <[email protected]> */ #include <linux/module.h> #include <linux/platform_device.h> #include <linux/property.h> #include <linux/slab.h> #include <linux/of.h> #include <linux/err.h> #include <linux/io.h> #include <linux/clk.h> #include <linux/phy/omap_control_phy.h> /** * omap_control_pcie_pcs - set the PCS delay count * @dev: the control module device * @delay: 8 bit delay value */ void omap_control_pcie_pcs(struct device *dev, u8 delay) { … } EXPORT_SYMBOL_GPL(…); /** * omap_control_phy_power - power on/off the phy using control module reg * @dev: the control module device * @on: 0 or 1, based on powering on or off the PHY */ void omap_control_phy_power(struct device *dev, int on) { … } EXPORT_SYMBOL_GPL(…); /** * omap_control_usb_host_mode - set AVALID, VBUSVALID and ID pin in grounded * @ctrl_phy: struct omap_control_phy * * * Writes to the mailbox register to notify the usb core that a usb * device has been connected. */ static void omap_control_usb_host_mode(struct omap_control_phy *ctrl_phy) { … } /** * omap_control_usb_device_mode - set AVALID, VBUSVALID and ID pin in high * impedance * @ctrl_phy: struct omap_control_phy * * * Writes to the mailbox register to notify the usb core that it has been * connected to a usb host. */ static void omap_control_usb_device_mode(struct omap_control_phy *ctrl_phy) { … } /** * omap_control_usb_set_sessionend - Enable SESSIONEND and IDIG to high * impedance * @ctrl_phy: struct omap_control_phy * * * Writes to the mailbox register to notify the usb core it's now in * disconnected state. */ static void omap_control_usb_set_sessionend(struct omap_control_phy *ctrl_phy) { … } /** * omap_control_usb_set_mode - Calls to functions to set USB in one of host mode * or device mode or to denote disconnected state * @dev: the control module device * @mode: The mode to which usb should be configured * * This is an API to write to the mailbox register to notify the usb core that * a usb device has been connected. */ void omap_control_usb_set_mode(struct device *dev, enum omap_control_usb_mode mode) { … } EXPORT_SYMBOL_GPL(…); static const enum omap_control_phy_type otghs_data = …; static const enum omap_control_phy_type usb2_data = …; static const enum omap_control_phy_type pipe3_data = …; static const enum omap_control_phy_type pcie_data = …; static const enum omap_control_phy_type dra7usb2_data = …; static const enum omap_control_phy_type am437usb2_data = …; static const struct of_device_id omap_control_phy_id_table[] = …; MODULE_DEVICE_TABLE(of, omap_control_phy_id_table); static int omap_control_phy_probe(struct platform_device *pdev) { … } static struct platform_driver omap_control_phy_driver = …; static int __init omap_control_phy_init(void) { … } subsys_initcall(omap_control_phy_init); static void __exit omap_control_phy_exit(void) { … } module_exit(omap_control_phy_exit); MODULE_ALIAS(…) …; MODULE_AUTHOR(…) …; MODULE_DESCRIPTION(…) …; MODULE_LICENSE(…) …;
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