// SPDX-License-Identifier: GPL-2.0-only /* * Broadcom Northstar USB 3.0 PHY Driver * * Copyright (C) 2016 Rafał Miłecki <[email protected]> * Copyright (C) 2016 Broadcom * * All magic values used for initialization (and related comments) were obtained * from Broadcom's SDK: * Copyright (c) Broadcom Corp, 2012 */ #include <linux/bcma/bcma.h> #include <linux/delay.h> #include <linux/err.h> #include <linux/iopoll.h> #include <linux/mdio.h> #include <linux/module.h> #include <linux/of.h> #include <linux/of_address.h> #include <linux/platform_device.h> #include <linux/phy/phy.h> #include <linux/property.h> #include <linux/slab.h> #define BCM_NS_USB3_PHY_BASE_ADDR_REG … #define BCM_NS_USB3_PHY_PLL30_BLOCK … #define BCM_NS_USB3_PHY_TX_PMD_BLOCK … #define BCM_NS_USB3_PHY_PIPE_BLOCK … /* Registers of PLL30 block */ #define BCM_NS_USB3_PLL_CONTROL … #define BCM_NS_USB3_PLLA_CONTROL0 … #define BCM_NS_USB3_PLLA_CONTROL1 … /* Registers of TX PMD block */ #define BCM_NS_USB3_TX_PMD_CONTROL1 … /* Registers of PIPE block */ #define BCM_NS_USB3_LFPS_CMP … #define BCM_NS_USB3_LFPS_DEGLITCH … enum bcm_ns_family { … }; struct bcm_ns_usb3 { … }; static const struct of_device_id bcm_ns_usb3_id_table[] = …; static int bcm_ns_usb3_mdio_phy_write(struct bcm_ns_usb3 *usb3, u16 reg, u16 value); static int bcm_ns_usb3_phy_init_ns_bx(struct bcm_ns_usb3 *usb3) { … } static int bcm_ns_usb3_phy_init_ns_ax(struct bcm_ns_usb3 *usb3) { … } static int bcm_ns_usb3_phy_init(struct phy *phy) { … } static const struct phy_ops ops = …; /************************************************** * MDIO driver code **************************************************/ static int bcm_ns_usb3_mdio_phy_write(struct bcm_ns_usb3 *usb3, u16 reg, u16 value) { … } static int bcm_ns_usb3_mdio_probe(struct mdio_device *mdiodev) { … } static struct mdio_driver bcm_ns_usb3_mdio_driver = …; mdio_module_driver(bcm_ns_usb3_mdio_driver); MODULE_DESCRIPTION(…) …; MODULE_LICENSE(…) …; MODULE_DEVICE_TABLE(of, bcm_ns_usb3_id_table);
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