// SPDX-License-Identifier: GPL-2.0 /* * Copyright (c) 2020, The Linux Foundation. All rights reserved. */ #include <linux/clk.h> #include <linux/delay.h> #include <linux/err.h> #include <linux/io.h> #include <linux/kernel.h> #include <linux/module.h> #include <linux/of.h> #include <linux/phy/phy.h> #include <linux/platform_device.h> #include <linux/regmap.h> #include <linux/regulator/consumer.h> #include <linux/reset.h> #include <linux/slab.h> #define USB2_PHY_USB_PHY_UTMI_CTRL0 … #define SLEEPM … #define OPMODE_MASK … #define OPMODE_NORMAL … #define OPMODE_NONDRIVING … #define TERMSEL … #define USB2_PHY_USB_PHY_UTMI_CTRL1 … #define XCVRSEL … #define USB2_PHY_USB_PHY_UTMI_CTRL5 … #define POR … #define USB2_PHY_USB_PHY_HS_PHY_CTRL_COMMON0 … #define SIDDQ … #define RETENABLEN … #define FSEL_MASK … #define FSEL_DEFAULT … #define USB2_PHY_USB_PHY_HS_PHY_CTRL_COMMON1 … #define VBUSVLDEXTSEL0 … #define PLLBTUNE … #define USB2_PHY_USB_PHY_HS_PHY_CTRL_COMMON2 … #define VREGBYPASS … #define USB2_PHY_USB_PHY_HS_PHY_CTRL1 … #define VBUSVLDEXT0 … #define USB2_PHY_USB_PHY_HS_PHY_CTRL2 … #define USB2_AUTO_RESUME … #define USB2_SUSPEND_N … #define USB2_SUSPEND_N_SEL … #define USB2_PHY_USB_PHY_HS_PHY_OVERRIDE_X0 … #define USB2_PHY_USB_PHY_HS_PHY_OVERRIDE_X1 … #define USB2_PHY_USB_PHY_HS_PHY_OVERRIDE_X2 … #define USB2_PHY_USB_PHY_HS_PHY_OVERRIDE_X3 … #define PARAM_OVRD_MASK … #define USB2_PHY_USB_PHY_CFG0 … #define UTMI_PHY_DATAPATH_CTRL_OVERRIDE_EN … #define UTMI_PHY_CMN_CTRL_OVERRIDE_EN … #define USB2_PHY_USB_PHY_REFCLK_CTRL … #define REFCLK_SEL_MASK … #define REFCLK_SEL_DEFAULT … #define HS_DISCONNECT_MASK … #define SQUELCH_DETECTOR_MASK … #define HS_AMPLITUDE_MASK … #define PREEMPHASIS_DURATION_MASK … #define PREEMPHASIS_AMPLITUDE_MASK … #define HS_RISE_FALL_MASK … #define HS_CROSSOVER_VOLTAGE_MASK … #define HS_OUTPUT_IMPEDANCE_MASK … #define LS_FS_OUTPUT_IMPEDANCE_MASK … static const char * const qcom_snps_hsphy_vreg_names[] = …; #define SNPS_HS_NUM_VREGS … struct override_param { … }; struct override_param_map { … }; struct phy_override_seq { … }; #define NUM_HSPHY_TUNING_PARAMS … /** * struct qcom_snps_hsphy - snps hs phy attributes * * @dev: device structure * * @phy: generic phy * @base: iomapped memory space for snps hs phy * * @num_clks: number of clocks * @clks: array of clocks * @phy_reset: phy reset control * @vregs: regulator supplies bulk data * @phy_initialized: if PHY has been initialized correctly * @mode: contains the current mode the PHY is in * @update_seq_cfg: tuning parameters for phy init */ struct qcom_snps_hsphy { … }; static int qcom_snps_hsphy_clk_init(struct qcom_snps_hsphy *hsphy) { … } static inline void qcom_snps_hsphy_write_mask(void __iomem *base, u32 offset, u32 mask, u32 val) { … } static int qcom_snps_hsphy_suspend(struct qcom_snps_hsphy *hsphy) { … } static int qcom_snps_hsphy_resume(struct qcom_snps_hsphy *hsphy) { … } static int __maybe_unused qcom_snps_hsphy_runtime_suspend(struct device *dev) { … } static int __maybe_unused qcom_snps_hsphy_runtime_resume(struct device *dev) { … } static int qcom_snps_hsphy_set_mode(struct phy *phy, enum phy_mode mode, int submode) { … } static const struct override_param hs_disconnect_sc7280[] = …; static const struct override_param squelch_det_threshold_sc7280[] = …; static const struct override_param hs_amplitude_sc7280[] = …; static const struct override_param preemphasis_duration_sc7280[] = …; static const struct override_param preemphasis_amplitude_sc7280[] = …; static const struct override_param hs_rise_fall_time_sc7280[] = …; static const struct override_param hs_crossover_voltage_sc7280[] = …; static const struct override_param hs_output_impedance_sc7280[] = …; static const struct override_param ls_fs_output_impedance_sc7280[] = …; static const struct override_param_map sc7280_snps_7nm_phy[] = …; static int qcom_snps_hsphy_init(struct phy *phy) { … } static int qcom_snps_hsphy_exit(struct phy *phy) { … } static const struct phy_ops qcom_snps_hsphy_gen_ops = …; static const struct of_device_id qcom_snps_hsphy_of_match_table[] = …; MODULE_DEVICE_TABLE(of, qcom_snps_hsphy_of_match_table); static const struct dev_pm_ops qcom_snps_hsphy_pm_ops = …; static void qcom_snps_hsphy_override_param_update_val( const struct override_param_map map, s32 dt_val, struct phy_override_seq *seq_entry) { … } static void qcom_snps_hsphy_read_override_param_seq(struct device *dev) { … } static int qcom_snps_hsphy_probe(struct platform_device *pdev) { … } static struct platform_driver qcom_snps_hsphy_driver = …; module_platform_driver(…) …; MODULE_DESCRIPTION(…) …; MODULE_LICENSE(…) …;
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