// SPDX-License-Identifier: GPL-2.0 /* * Ingenic SoCs USB PHY driver * Copyright (c) Paul Cercueil <[email protected]> * Copyright (c) 漆鹏振 (Qi Pengzhen) <[email protected]> * Copyright (c) 周琰杰 (Zhou Yanjie) <[email protected]> */ #include <linux/bitfield.h> #include <linux/clk.h> #include <linux/delay.h> #include <linux/io.h> #include <linux/module.h> #include <linux/of.h> #include <linux/phy/phy.h> #include <linux/platform_device.h> #include <linux/regulator/consumer.h> /* OTGPHY register offsets */ #define REG_USBPCR_OFFSET … #define REG_USBRDT_OFFSET … #define REG_USBVBFIL_OFFSET … #define REG_USBPCR1_OFFSET … /* bits within the USBPCR register */ #define USBPCR_USB_MODE … #define USBPCR_AVLD_REG … #define USBPCR_COMMONONN … #define USBPCR_VBUSVLDEXT … #define USBPCR_VBUSVLDEXTSEL … #define USBPCR_POR … #define USBPCR_SIDDQ … #define USBPCR_OTG_DISABLE … #define USBPCR_TXPREEMPHTUNE … #define USBPCR_IDPULLUP_MASK … #define USBPCR_IDPULLUP_ALWAYS … #define USBPCR_IDPULLUP_SUSPEND … #define USBPCR_IDPULLUP_OTG … #define USBPCR_COMPDISTUNE_MASK … #define USBPCR_COMPDISTUNE_DFT … #define USBPCR_OTGTUNE_MASK … #define USBPCR_OTGTUNE_DFT … #define USBPCR_SQRXTUNE_MASK … #define USBPCR_SQRXTUNE_DCR_20PCT … #define USBPCR_SQRXTUNE_DFT … #define USBPCR_TXFSLSTUNE_MASK … #define USBPCR_TXFSLSTUNE_DCR_50PPT … #define USBPCR_TXFSLSTUNE_DCR_25PPT … #define USBPCR_TXFSLSTUNE_DFT … #define USBPCR_TXFSLSTUNE_INC_25PPT … #define USBPCR_TXFSLSTUNE_INC_50PPT … #define USBPCR_TXHSXVTUNE_MASK … #define USBPCR_TXHSXVTUNE_DFT … #define USBPCR_TXHSXVTUNE_DCR_15MV … #define USBPCR_TXRISETUNE_MASK … #define USBPCR_TXRISETUNE_DFT … #define USBPCR_TXVREFTUNE_MASK … #define USBPCR_TXVREFTUNE_INC_75PPT … #define USBPCR_TXVREFTUNE_INC_25PPT … #define USBPCR_TXVREFTUNE_DFT … /* bits within the USBRDTR register */ #define USBRDT_UTMI_RST … #define USBRDT_HB_MASK … #define USBRDT_VBFIL_LD_EN … #define USBRDT_IDDIG_EN … #define USBRDT_IDDIG_REG … #define USBRDT_VBFIL_EN … /* bits within the USBPCR1 register */ #define USBPCR1_BVLD_REG … #define USBPCR1_DPPD … #define USBPCR1_DMPD … #define USBPCR1_USB_SEL … #define USBPCR1_PORT_RST … #define USBPCR1_WORD_IF_16BIT … struct ingenic_soc_info { … }; struct ingenic_usb_phy { … }; static int ingenic_usb_phy_init(struct phy *phy) { … } static int ingenic_usb_phy_exit(struct phy *phy) { … } static int ingenic_usb_phy_power_on(struct phy *phy) { … } static int ingenic_usb_phy_power_off(struct phy *phy) { … } static int ingenic_usb_phy_set_mode(struct phy *phy, enum phy_mode mode, int submode) { … } static const struct phy_ops ingenic_usb_phy_ops = …; static void jz4770_usb_phy_init(struct phy *phy) { … } static void jz4775_usb_phy_init(struct phy *phy) { … } static void jz4780_usb_phy_init(struct phy *phy) { … } static void x1000_usb_phy_init(struct phy *phy) { … } static void x1830_usb_phy_init(struct phy *phy) { … } static void x2000_usb_phy_init(struct phy *phy) { … } static const struct ingenic_soc_info jz4770_soc_info = …; static const struct ingenic_soc_info jz4775_soc_info = …; static const struct ingenic_soc_info jz4780_soc_info = …; static const struct ingenic_soc_info x1000_soc_info = …; static const struct ingenic_soc_info x1830_soc_info = …; static const struct ingenic_soc_info x2000_soc_info = …; static int ingenic_usb_phy_probe(struct platform_device *pdev) { … } static const struct of_device_id ingenic_usb_phy_of_matches[] = …; MODULE_DEVICE_TABLE(of, ingenic_usb_phy_of_matches); static struct platform_driver ingenic_usb_phy_driver = …; module_platform_driver(…) …; MODULE_AUTHOR(…) …; MODULE_AUTHOR(…) …; MODULE_AUTHOR(…) …; MODULE_DESCRIPTION(…) …; MODULE_LICENSE(…) …;
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