#include <types.h>

Include dependency graph for usb.h:

Data Structures
struct	usb_board_data

Macros
#define	PIPE_UTMI_CLK_SEL BIT(0)

#define	PIPE3_PHYSTATUS_SW BIT(3)

#define	PIPE_UTMI_CLK_DIS BIT(8)

#define	DWC3_GUSB3PIPECTL_DELAYP1TRANS BIT(18)

#define	DWC3_GUSB3PIPECTL_UX_EXIT_IN_PX BIT(27)

#define	DWC3_GCTL_PRTCAPDIR(n) ((n) << 12)

#define	DWC3_GCTL_PRTCAP_OTG 3

#define	DWC3_GCTL_PRTCAP_HOST 1

#define	DWC3_GUSB2PHYCFG_USBTRDTIM(n) ((n) << 10)

#define	DWC3_GUSB2PHYCFG_USB2TRDTIM_MASK DWC3_GUSB2PHYCFG_USBTRDTIM(0xf)

#define	DWC3_GUSB2PHYCFG_PHYIF(n) ((n) << 3)

#define	DWC3_GUSB2PHYCFG_PHYIF_MASK DWC3_GUSB2PHYCFG_PHYIF(1)

#define	USBTRDTIM_UTMI_8_BIT 9

#define	UTMI_PHYIF_8_BIT 0

#define	DWC3_GCTL_SCALEDOWN(n) ((n) << 4)

#define	DWC3_GCTL_SCALEDOWN_MASK DWC3_GCTL_SCALEDOWN(3)

#define	DWC3_GCTL_DISSCRAMBLE (1 << 3)

#define	DWC3_GCTL_U2EXIT_LFPS (1 << 2)

#define	DWC3_GCTL_DSBLCLKGTNG (1 << 0)

#define	USB2PHY_TCSR_CTRL 0x01

#define	USB2PHY_REFCLK_CTRL 0x0d

#define	USB2PHY_UTMI_CTRL5 0x12

#define	USB2PHY_PARAMETER_OVERRIDE_X0 0x63

#define	USB2PHY_PARAMETER_OVERRIDE_X1 0x03

#define	USB2PHY_PARAMETER_OVERRIDE_X2 0x1d

#define	USB2PHY_PARAMETER_OVERRIDE_X3 0x03

#define	USB2PHY_HS_PHY_CTRL1 0x23

#define	QUSB2PHY_HS_PHY_CTRL_COMMON0 0x08

#define	QUSB2PHY_HS_PHY_CTRL_COMMON1 0xdc

#define	USB2PHY_HS_PHY_CTRL2 0xe0

#define	USB2PHY_UTMI_CTRL5_POR_CLEAR 0x10

#define	USB2PHY_HS_PHY_CTRL2_SUSPEND_N_SEL 0x60

Enumerations
enum	usb_port { HSUSB_SS_PORT_0 , HSUSB_HS_PORT_1 }

Functions
void	setup_usb_host (enum usb_port port, struct usb_board_data *data)

void	reset_usb (enum usb_port port)

Macro Definition Documentation

◆ DWC3_GCTL_DISSCRAMBLE

#define DWC3_GCTL_DISSCRAMBLE (1 << 3)

Definition at line 29 of file usb.h.

◆ DWC3_GCTL_DSBLCLKGTNG

#define DWC3_GCTL_DSBLCLKGTNG (1 << 0)

Definition at line 31 of file usb.h.

◆ DWC3_GCTL_PRTCAP_HOST

#define DWC3_GCTL_PRTCAP_HOST 1

Definition at line 17 of file usb.h.

◆ DWC3_GCTL_PRTCAP_OTG

#define DWC3_GCTL_PRTCAP_OTG 3

Definition at line 16 of file usb.h.

◆ DWC3_GCTL_PRTCAPDIR

#define DWC3_GCTL_PRTCAPDIR ( n ) ((n) << 12)

Definition at line 15 of file usb.h.

◆ DWC3_GCTL_SCALEDOWN

#define DWC3_GCTL_SCALEDOWN ( n ) ((n) << 4)

Definition at line 27 of file usb.h.

◆ DWC3_GCTL_SCALEDOWN_MASK

#define DWC3_GCTL_SCALEDOWN_MASK DWC3_GCTL_SCALEDOWN(3)

Definition at line 28 of file usb.h.

◆ DWC3_GCTL_U2EXIT_LFPS

#define DWC3_GCTL_U2EXIT_LFPS (1 << 2)

Definition at line 30 of file usb.h.

◆ DWC3_GUSB2PHYCFG_PHYIF

#define DWC3_GUSB2PHYCFG_PHYIF ( n ) ((n) << 3)

Definition at line 22 of file usb.h.

◆ DWC3_GUSB2PHYCFG_PHYIF_MASK

#define DWC3_GUSB2PHYCFG_PHYIF_MASK DWC3_GUSB2PHYCFG_PHYIF(1)

Definition at line 23 of file usb.h.

◆ DWC3_GUSB2PHYCFG_USB2TRDTIM_MASK

#define DWC3_GUSB2PHYCFG_USB2TRDTIM_MASK DWC3_GUSB2PHYCFG_USBTRDTIM(0xf)

Definition at line 21 of file usb.h.

◆ DWC3_GUSB2PHYCFG_USBTRDTIM

#define DWC3_GUSB2PHYCFG_USBTRDTIM ( n ) ((n) << 10)

Definition at line 20 of file usb.h.

◆ DWC3_GUSB3PIPECTL_DELAYP1TRANS

#define DWC3_GUSB3PIPECTL_DELAYP1TRANS BIT(18)

Definition at line 13 of file usb.h.

◆ DWC3_GUSB3PIPECTL_UX_EXIT_IN_PX

#define DWC3_GUSB3PIPECTL_UX_EXIT_IN_PX BIT(27)

Definition at line 14 of file usb.h.

◆ PIPE3_PHYSTATUS_SW

#define PIPE3_PHYSTATUS_SW BIT(3)

Definition at line 9 of file usb.h.

◆ PIPE_UTMI_CLK_DIS

#define PIPE_UTMI_CLK_DIS BIT(8)

Definition at line 10 of file usb.h.

◆ PIPE_UTMI_CLK_SEL

#define PIPE_UTMI_CLK_SEL BIT(0)

Definition at line 8 of file usb.h.

◆ QUSB2PHY_HS_PHY_CTRL_COMMON0

#define QUSB2PHY_HS_PHY_CTRL_COMMON0 0x08

Definition at line 42 of file usb.h.

◆ QUSB2PHY_HS_PHY_CTRL_COMMON1

#define QUSB2PHY_HS_PHY_CTRL_COMMON1 0xdc

Definition at line 43 of file usb.h.

◆ USB2PHY_HS_PHY_CTRL1

#define USB2PHY_HS_PHY_CTRL1 0x23

Definition at line 41 of file usb.h.

◆ USB2PHY_HS_PHY_CTRL2

#define USB2PHY_HS_PHY_CTRL2 0xe0

Definition at line 44 of file usb.h.

◆ USB2PHY_HS_PHY_CTRL2_SUSPEND_N_SEL

#define USB2PHY_HS_PHY_CTRL2_SUSPEND_N_SEL 0x60

Definition at line 46 of file usb.h.

◆ USB2PHY_PARAMETER_OVERRIDE_X0

#define USB2PHY_PARAMETER_OVERRIDE_X0 0x63

Definition at line 37 of file usb.h.

◆ USB2PHY_PARAMETER_OVERRIDE_X1

#define USB2PHY_PARAMETER_OVERRIDE_X1 0x03

Definition at line 38 of file usb.h.

◆ USB2PHY_PARAMETER_OVERRIDE_X2

#define USB2PHY_PARAMETER_OVERRIDE_X2 0x1d

Definition at line 39 of file usb.h.

◆ USB2PHY_PARAMETER_OVERRIDE_X3

#define USB2PHY_PARAMETER_OVERRIDE_X3 0x03

Definition at line 40 of file usb.h.

◆ USB2PHY_REFCLK_CTRL

#define USB2PHY_REFCLK_CTRL 0x0d

Definition at line 35 of file usb.h.

◆ USB2PHY_TCSR_CTRL

#define USB2PHY_TCSR_CTRL 0x01

Definition at line 34 of file usb.h.

◆ USB2PHY_UTMI_CTRL5

#define USB2PHY_UTMI_CTRL5 0x12

Definition at line 36 of file usb.h.

◆ USB2PHY_UTMI_CTRL5_POR_CLEAR

#define USB2PHY_UTMI_CTRL5_POR_CLEAR 0x10

Definition at line 45 of file usb.h.

◆ USBTRDTIM_UTMI_8_BIT

#define USBTRDTIM_UTMI_8_BIT 9

Definition at line 24 of file usb.h.

◆ UTMI_PHYIF_8_BIT

#define UTMI_PHYIF_8_BIT 0

Definition at line 25 of file usb.h.

Enumeration Type Documentation

◆ usb_port

enum usb_port

Enumerator
HSUSB_SS_PORT_0
HSUSB_HS_PORT_1

Definition at line 56 of file usb.h.

Function Documentation

◆ reset_usb()

void reset_usb ( enum usb_port port )

Definition at line 116 of file usb.c.

References BIOS_INFO, clock_reset_bcr(), printk, usb_dwc3_cfg::usb3_bcr, and usb_host_base.

Here is the call graph for this function:

◆ setup_usb_host()

void setup_usb_host	(	enum usb_port	port,
		struct usb_board_data *	data
	)

Definition at line 188 of file usb.c.

References BIOS_INFO, BIT, usb_dwc3_cfg::board_data, clock_reset_bcr(), clrbits32, usb_usb2_phy_dig::ctrl_common0, hs_usb_phy_init(), HSUSB_SS_PORT_0, PIPE3_PHYSTATUS_SW, PIPE_UTMI_CLK_DIS, PIPE_UTMI_CLK_SEL, printk, usb_qscratch::qscratch_cfg_reg, read8(), setbits32, setup_dwc3(), udelay(), usb_dwc3_cfg::usb2_phy_bcr, usb_dwc3_cfg::usb2_phy_dig, usb_dwc3_cfg::usb2_phy_por_bcr, usb_dwc3_cfg::usb3_bcr, usb_host_base, usb_dwc3_cfg::usb_host_dwc3, usb_dwc3_cfg::usb_qscratch_reg, val, and write8().