// SPDX-License-Identifier: GPL-2.0 /* Copyright (c) 2018, Broadcom */ /* * This module contains USB PHY initialization for power up and S3 resume * for newer Synopsys based USB hardware first used on the bcm7216. */ #include <linux/delay.h> #include <linux/io.h> #include <linux/soc/brcmstb/brcmstb.h> #include "phy-brcm-usb-init.h" #define PHY_LOCK_TIMEOUT_MS … /* Register definitions for syscon piarbctl registers */ #define PIARBCTL_CAM … #define PIARBCTL_SPLITTER … #define PIARBCTL_MISC … #define PIARBCTL_MISC_SATA_PRIORITY_MASK … #define PIARBCTL_MISC_CAM0_MEM_PAGE_MASK … #define PIARBCTL_MISC_CAM1_MEM_PAGE_MASK … #define PIARBCTL_MISC_USB_MEM_PAGE_MASK … #define PIARBCTL_MISC_USB_PRIORITY_MASK … #define PIARBCTL_MISC_USB_4G_SDRAM_MASK … #define PIARBCTL_MISC_USB_SELECT_MASK … #define PIARBCTL_MISC_SECURE_MASK … #define PIARBCTL_MISC_USB_ONLY_MASK … /* Register definitions for the USB CTRL block */ #define USB_CTRL_SETUP … #define USB_CTRL_SETUP_IOC_MASK … #define USB_CTRL_SETUP_IPP_MASK … #define USB_CTRL_SETUP_SOFT_SHUTDOWN_MASK … #define USB_CTRL_SETUP_SCB1_EN_MASK … #define USB_CTRL_SETUP_SCB2_EN_MASK … #define USB_CTRL_SETUP_tca_drv_sel_MASK … #define USB_CTRL_SETUP_STRAP_IPP_SEL_MASK … #define USB_CTRL_USB_PM … #define USB_CTRL_USB_PM_XHC_S2_CLK_SWITCH_EN_MASK … #define USB_CTRL_USB_PM_XHC_PME_EN_MASK … #define USB_CTRL_USB_PM_XHC_SOFT_RESETB_MASK … #define USB_CTRL_USB_PM_BDC_SOFT_RESETB_MASK … #define USB_CTRL_USB_PM_SOFT_RESET_MASK … #define USB_CTRL_USB_PM_USB_PWRDN_MASK … #define USB_CTRL_USB_PM_STATUS … #define USB_CTRL_USB_DEVICE_CTL1 … #define USB_CTRL_USB_DEVICE_CTL1_PORT_MODE_MASK … #define USB_CTRL_TEST_PORT_CTL … #define USB_CTRL_TEST_PORT_CTL_TPOUT_SEL_MASK … #define USB_CTRL_TEST_PORT_CTL_TPOUT_SEL_PME_GEN_MASK … #define USB_CTRL_TP_DIAG1 … #define USB_CTLR_TP_DIAG1_wake_MASK … #define USB_CTRL_CTLR_CSHCR … #define USB_CTRL_CTLR_CSHCR_ctl_pme_en_MASK … #define USB_CTRL_P0_U2PHY_CFG1 … #define USB_CTRL_P0_U2PHY_CFG1_COMMONONN_MASK … /* Register definitions for the USB_PHY block in 7211b0 */ #define USB_PHY_PLL_CTL … #define USB_PHY_PLL_CTL_PLL_SUSPEND_MASK … #define USB_PHY_PLL_CTL_PLL_RESETB_MASK … #define USB_PHY_PLL_LDO_CTL … #define USB_PHY_PLL_LDO_CTL_AFE_BG_PWRDWNB_MASK … #define USB_PHY_PLL_LDO_CTL_AFE_LDO_PWRDWNB_MASK … #define USB_PHY_PLL_LDO_CTL_AFE_CORERDY_MASK … #define USB_PHY_UTMI_CTL_1 … #define USB_PHY_UTMI_CTL_1_PHY_MODE_MASK … #define USB_PHY_UTMI_CTL_1_PHY_MODE_SHIFT … #define USB_PHY_UTMI_CTL_1_POWER_UP_FSM_EN_MASK … #define USB_PHY_IDDQ … #define USB_PHY_IDDQ_phy_iddq_MASK … #define USB_PHY_STATUS … #define USB_PHY_STATUS_pll_lock_MASK … /* Register definitions for the MDIO registers in the DWC2 block of * the 7211b0. * NOTE: The PHY's MDIO registers are only accessible through the * legacy DesignWare USB controller even though it's not being used. */ #define USB_GMDIOCSR … #define USB_GMDIOGEN … /* Register definitions for the BDC EC block in 7211b0 */ #define BDC_EC_AXIRDA … #define BDC_EC_AXIRDA_RTS_MASK … #define BDC_EC_AXIRDA_RTS_SHIFT … #define USB_XHCI_GBL_GUSB2PHYCFG … #define USB_XHCI_GBL_GUSB2PHYCFG_U2_FREECLK_EXISTS_MASK … static void usb_mdio_write_7211b0(struct brcm_usb_init_params *params, uint8_t addr, uint16_t data) { … } static uint16_t __maybe_unused usb_mdio_read_7211b0( struct brcm_usb_init_params *params, uint8_t addr) { … } static void usb2_eye_fix_7211b0(struct brcm_usb_init_params *params) { … } static void xhci_soft_reset(struct brcm_usb_init_params *params, int on_off) { … } static void usb_init_ipp(struct brcm_usb_init_params *params) { … } static void syscon_piarbctl_init(struct regmap *rmap) { … } static void usb_init_common(struct brcm_usb_init_params *params) { … } static void usb_wake_enable_7211b0(struct brcm_usb_init_params *params, bool enable) { … } static void usb_wake_enable_7216(struct brcm_usb_init_params *params, bool enable) { … } static void usb_init_common_7211b0(struct brcm_usb_init_params *params) { … } static void usb_init_common_7216(struct brcm_usb_init_params *params) { … } static void usb_init_xhci(struct brcm_usb_init_params *params) { … } static void usb_uninit_common_7216(struct brcm_usb_init_params *params) { … } static void usb_uninit_common_7211b0(struct brcm_usb_init_params *params) { … } static void usb_uninit_xhci(struct brcm_usb_init_params *params) { … } static int usb_get_dual_select(struct brcm_usb_init_params *params) { … } static void usb_set_dual_select(struct brcm_usb_init_params *params) { … } static const struct brcm_usb_init_ops bcm7216_ops = …; static const struct brcm_usb_init_ops bcm7211b0_ops = …; void brcm_usb_dvr_init_7216(struct brcm_usb_init_params *params) { … } void brcm_usb_dvr_init_7211b0(struct brcm_usb_init_params *params) { … }
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