/* * OMAP EHCI port support * Based on LINUX KERNEL * drivers/usb/host/ehci-omap.c and drivers/mfd/omap-usb-host.c * * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com* * Author: Govindraj R * * SPDX-License-Identifier: GPL-2.0 */ #ifndef _OMAP_COMMON_EHCI_H_ #define _OMAP_COMMON_EHCI_H_ enum usbhs_omap_port_mode { OMAP_USBHS_PORT_MODE_UNUSED, OMAP_EHCI_PORT_MODE_PHY, OMAP_EHCI_PORT_MODE_TLL, OMAP_EHCI_PORT_MODE_HSIC, }; #ifdef CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS #define OMAP_HS_USB_PORTS CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS #else #define OMAP_HS_USB_PORTS 3 #endif #define is_ehci_phy_mode(x) ((x) == OMAP_EHCI_PORT_MODE_PHY) #define is_ehci_tll_mode(x) ((x) == OMAP_EHCI_PORT_MODE_TLL) #define is_ehci_hsic_mode(x) ((x) == OMAP_EHCI_PORT_MODE_HSIC) /* Values of UHH_REVISION - Note: these are not given in the TRM */ #define OMAP_USBHS_REV1 0x00000010 /* OMAP3 */ #define OMAP_USBHS_REV2 0x50700100 /* OMAP4 */ #define OMAP_USBHS_REV2_1 0x50700101 /* OMAP5 */ /* UHH Register Set */ #define OMAP_UHH_HOSTCONFIG_INCR4_BURST_EN (1 << 2) #define OMAP_UHH_HOSTCONFIG_INCR8_BURST_EN (1 << 3) #define OMAP_UHH_HOSTCONFIG_INCR16_BURST_EN (1 << 4) #define OMAP_UHH_HOSTCONFIG_INCRX_ALIGN_EN (1 << 5) #define OMAP_UHH_HOSTCONFIG_ULPI_P1_BYPASS 1 #define OMAP_UHH_HOSTCONFIG_ULPI_P2_BYPASS (1 << 11) #define OMAP_UHH_HOSTCONFIG_ULPI_P3_BYPASS (1 << 12) #define OMAP4_UHH_HOSTCONFIG_APP_START_CLK (1 << 31) #define OMAP_P1_MODE_CLEAR (3 << 16) #define OMAP_P1_MODE_TLL (1 << 16) #define OMAP_P1_MODE_HSIC (3 << 16) #define OMAP_P2_MODE_CLEAR (3 << 18) #define OMAP_P2_MODE_TLL (1 << 18) #define OMAP_P2_MODE_HSIC (3 << 18) #define OMAP_P3_MODE_CLEAR (3 << 20) #define OMAP_P3_MODE_HSIC (3 << 20) /* EHCI Register Set */ #define EHCI_INSNREG04_DISABLE_UNSUSPEND (1 << 5) #define EHCI_INSNREG05_ULPI_CONTROL_SHIFT 31 #define EHCI_INSNREG05_ULPI_PORTSEL_SHIFT 24 #define EHCI_INSNREG05_ULPI_OPSEL_SHIFT 22 #define EHCI_INSNREG05_ULPI_REGADD_SHIFT 16 #define OMAP_REV1_TLL_CHANNEL_COUNT 3 #define OMAP_REV2_TLL_CHANNEL_COUNT 2 /* TLL Register Set */ #define OMAP_TLL_CHANNEL_CONF(num) (0x004 * num) #define OMAP_TLL_CHANNEL_CONF_DRVVBUS (1 << 16) #define OMAP_TLL_CHANNEL_CONF_CHRGVBUS (1 << 15) #define OMAP_TLL_CHANNEL_CONF_ULPINOBITSTUFF (1 << 11) #define OMAP_TLL_CHANNEL_CONF_CHANMODE_TRANSPARENT_UTMI (2 << 1) #define OMAP_TLL_CHANNEL_CONF_CHANEN 1 struct omap_usbhs_board_data { enum usbhs_omap_port_mode port_mode[OMAP_HS_USB_PORTS]; }; struct omap_usbtll { u32 rev; /* 0x00 */ u32 hwinfo; /* 0x04 */ u8 reserved1[0x8]; u32 sysc; /* 0x10 */ u32 syss; /* 0x14 */ u32 irqst; /* 0x18 */ u32 irqen; /* 0x1c */ u8 reserved2[0x10]; u32 shared_conf; /* 0x30 */ u8 reserved3[0xc]; u32 channel_conf; /* 0x40 */ }; struct omap_uhh { u32 rev; /* 0x00 */ u32 hwinfo; /* 0x04 */ u8 reserved1[0x8]; u32 sysc; /* 0x10 */ u32 syss; /* 0x14 */ u8 reserved2[0x28]; u32 hostconfig; /* 0x40 */ u32 debugcsr; /* 0x44 */ }; struct omap_ehci { u32 hccapbase; /* 0x00 */ u32 hcsparams; /* 0x04 */ u32 hccparams; /* 0x08 */ u8 reserved1[0x04]; u32 usbcmd; /* 0x10 */ u32 usbsts; /* 0x14 */ u32 usbintr; /* 0x18 */ u32 frindex; /* 0x1c */ u32 ctrldssegment; /* 0x20 */ u32 periodiclistbase; /* 0x24 */ u32 asysnclistaddr; /* 0x28 */ u8 reserved2[0x24]; u32 configflag; /* 0x50 */ u32 portsc_i; /* 0x54 */ u8 reserved3[0x38]; u32 insreg00; /* 0x90 */ u32 insreg01; /* 0x94 */ u32 insreg02; /* 0x98 */ u32 insreg03; /* 0x9c */ u32 insreg04; /* 0xa0 */ u32 insreg05_utmi_ulpi; /* 0xa4 */ u32 insreg06; /* 0xa8 */ u32 insreg07; /* 0xac */ u32 insreg08; /* 0xb0 */ }; /* * FIXME: forward declaration of this structs needed because omap got the * ehci implementation backwards. move out ehci_hcd_x from board files */ struct ehci_hccr; struct ehci_hcor; int omap_ehci_hcd_init(int index, struct omap_usbhs_board_data *usbhs_pdata, struct ehci_hccr **hccr, struct ehci_hcor **hcor); int omap_ehci_hcd_stop(void); #endif /* _OMAP_COMMON_EHCI_H_ */