#include <io.h>
#include <stdarg.h>
#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
#include <types.h>
#include <common.h>
#include <log.h>
#include <sys-clk.h>
#include "usb.h"
#include "usb_controller.h"

Include dependency graph for usb_controller.c:

Functions
uint32_t	usb_controller_open_otg (uint32_t otg_no)
	Open the USB OTG controller.

int	usb_controller_close_otg (uint64_t husb)
	Close the USB OTG controller.

static uint32_t	usb_controller_wake_up_clear_change_detect (uint32_t reg_val)

static void	usb_controller_force_id_low (uint32_t addr)

static void	usb_controller_force_id_high (uint32_t addr)

static void	usb_controller_force_id_disable (uint32_t addr)

void	usb_controller_force_id_status (uint64_t husb, uint32_t id_type)
	Set the ID status for the USB controller.

static void	usb_controller_force_vbus_valid_disable (uint32_t addr)

static void	usb_controller_force_vbus_valid_low (uint32_t addr)

static void	usb_controller_force_vbus_valid_high (uint32_t addr)

void	usb_controller_force_vbus_valid (uint64_t husb, uint32_t vbus_type)
	Force the VBUS valid state for the USB controller.

void	usb_controller_id_pull_enable (uint64_t husb)
	Enable the ID pull-up resistor for the USB controller.

void	usb_controller_id_pull_disable (uint64_t husb)
	Disable the ID pull-up resistor for the USB controller.

void	usb_controller_dpdm_pull_enable (uint64_t husb)
	Enable the DP/DM pull-up resistors for the USB controller.

void	usb_controller_dpdm_pull_disable (uint64_t husb)
	Disable the DP/DM pull-up resistors for the USB controller.

void	usb_controller_select_bus (uint64_t husb, uint32_t io_type, uint32_t ep_type, uint32_t ep_index)

void	usb_controller_int_disable_usb_misc_all (uint64_t husb)
	Disable all miscellaneous USB interrupts.

void	usb_controller_int_disable_ep_all (uint64_t husb, uint32_t ep_type)
	Disable all endpoint-specific interrupts.

void	usb_controller_int_enable_usb_misc_uint (uint64_t husb, uint32_t mask)
	Enable specific miscellaneous USB interrupts.

void	usb_controller_int_disable_usb_misc_uint (uint64_t husb, uint32_t mask)
	Disable specific miscellaneous USB interrupts.

void	usb_controller_int_enable_ep (uint64_t husb, uint32_t ep_type, uint32_t ep_index)
	Enable interrupts for a specific endpoint.

uint32_t	usb_controller_get_active_ep (uint64_t husb)
	Get the active endpoint for the USB controller.

void	usb_controller_select_active_ep (uint64_t husb, uint8_t ep_index)
	Select the active endpoint for the USB controller.

void	usb_controller_config_fifo_tx_ep_default (uint32_t addr)
	Configure the FIFO for a default transmit endpoint.

void	usb_controller_config_fifo_tx_ep (uint32_t addr, uint32_t is_double_fifo, uint32_t fifo_size, uint32_t fifo_addr)
	Configure the FIFO for a transmit endpoint.

void	usb_controller_config_fifo_rx_ep_default (uint32_t addr)
	Configure the FIFO for a default receive endpoint.

void	usb_controller_config_fifo_rx_ep (uint32_t addr, uint32_t is_double_fifo, uint32_t fifo_size, uint32_t fifo_addr)
	Configure the FIFO for a receive endpoint.

void	usb_controller_config_fifo (uint64_t husb, uint32_t ep_type, uint32_t is_double_fifo, uint32_t fifo_size, uint32_t fifo_addr)
	Configure the FIFO for a specific endpoint.

uint32_t	usb_controller_int_ep_pending (uint64_t husb, uint32_t ep_type)
	Get the pending interrupt status for a specific endpoint.

void	usb_controller_int_clear_ep_pending (uint64_t husb, uint32_t ep_type, uint8_t ep_index)
	Clear the pending interrupt flag for a specific endpoint.

void	usb_controller_int_clear_ep_pending_all (uint64_t husb, uint32_t ep_type)
	Clear the pending interrupt flags for all endpoints of a specific type.

uint32_t	usb_controller_int_misc_pending (uint64_t husb)
	Get the pending miscellaneous interrupt status.

void	usb_controller_int_clear_misc_pending (uint64_t husb, uint32_t mask)
	Clear the pending miscellaneous interrupt flag.

void	usb_controller_int_clear_misc_pending_all (uint64_t husb)
	Clear the pending miscellaneous interrupt flags for all interrupts.

void	usb_controller_int_disable_ep (uint64_t husb, uint32_t ep_type, uint8_t ep_index)
	Disable interrupts for a specific endpoint.

uint32_t	usb_controller_get_vbus_status (uint64_t husb)

uint32_t	usb_controller_read_len_from_fifo (uint64_t husb, uint32_t ep_type)

uint32_t	usb_controller_write_packet (uint64_t husb, uint32_t fifo, uint32_t cnt, void *buff)

uint32_t	usb_controller_read_packet (uint64_t husb, uint32_t fifo, uint32_t cnt, void *buff)

void	usb_controller_config_fifo_base (uint64_t husb, uint32_t sram_base)

uint32_t	usb_controller_get_port_fifo_start_addr (uint64_t husb)

uint32_t	usb_controller_get_port_fifo_size (uint64_t husb)

uint32_t	usb_controller_select_fifo (uint64_t husb, uint32_t ep_index)

Variables
static uint32_t	usbc_base_address [USBC_MAX_CTL_NUM] = {SUNXI_USB0_BASE}

static usb_controller_otg_t	usbc_otg_array [USBC_MAX_OPEN_NUM]

static fifo_info_t	usbc_info_g

Function Documentation

◆ usb_controller_close_otg()

int usb_controller_close_otg ( uint64_t husb )

Close the USB OTG controller.

Parameters

husb	The handle to the USB controller.

Returns: Returns the status of the operation.

◆ usb_controller_config_fifo()

void usb_controller_config_fifo	(	uint64_t	husb,
		uint32_t	ep_type,
		uint32_t	is_double_fifo,
		uint32_t	fifo_size,
		uint32_t	fifo_addr
	)

Configure the FIFO for a specific endpoint.

Parameters

husb	The handle to the USB controller.
ep_type	The type of endpoint.
is_double_fifo	Whether the endpoint has double buffering enabled.
fifo_size	The size of the FIFO.
fifo_addr	The base address of the FIFO.

◆ usb_controller_config_fifo_base()

void usb_controller_config_fifo_base	(	uint64_t	husb,
		uint32_t	sram_base
	)

◆ usb_controller_config_fifo_rx_ep()

void usb_controller_config_fifo_rx_ep	(	uint32_t	addr,
		uint32_t	is_double_fifo,
		uint32_t	fifo_size,
		uint32_t	fifo_addr
	)

Configure the FIFO for a receive endpoint.

Parameters

addr	The address of the USB controller.
is_double_fifo	Whether the endpoint has double buffering enabled.
fifo_size	The size of the FIFO.
fifo_addr	The base address of the FIFO.

◆ usb_controller_config_fifo_rx_ep_default()

void usb_controller_config_fifo_rx_ep_default ( uint32_t addr )

Configure the FIFO for a default receive endpoint.

Parameters

addr	The address of the USB controller.

◆ usb_controller_config_fifo_tx_ep()

void usb_controller_config_fifo_tx_ep	(	uint32_t	addr,
		uint32_t	is_double_fifo,
		uint32_t	fifo_size,
		uint32_t	fifo_addr
	)

Configure the FIFO for a transmit endpoint.

Parameters

addr	The address of the USB controller.
is_double_fifo	Whether the endpoint has double buffering enabled.
fifo_size	The size of the FIFO.
fifo_addr	The base address of the FIFO.

◆ usb_controller_config_fifo_tx_ep_default()

void usb_controller_config_fifo_tx_ep_default ( uint32_t addr )

Configure the FIFO for a default transmit endpoint.

Parameters

addr	The address of the USB controller.

◆ usb_controller_dpdm_pull_disable()

void usb_controller_dpdm_pull_disable ( uint64_t husb )

Disable the DP/DM pull-up resistors for the USB controller.

Parameters

husb	The handle to the USB controller.

◆ usb_controller_dpdm_pull_enable()

void usb_controller_dpdm_pull_enable ( uint64_t husb )

Enable the DP/DM pull-up resistors for the USB controller.

Parameters

husb	The handle to the USB controller.

◆ usb_controller_force_id_disable()

static void usb_controller_force_id_disable ( uint32_t addr )

static

◆ usb_controller_force_id_high()

static void usb_controller_force_id_high ( uint32_t addr )

static

◆ usb_controller_force_id_low()

static void usb_controller_force_id_low ( uint32_t addr )

static

◆ usb_controller_force_id_status()

void usb_controller_force_id_status	(	uint64_t	husb,
		uint32_t	id_type
	)

Set the ID status for the USB controller.

Parameters

husb	The handle to the USB controller.
id_type	The type of ID status to set.

◆ usb_controller_force_vbus_valid()

void usb_controller_force_vbus_valid	(	uint64_t	husb,
		uint32_t	vbus_type
	)

Force the VBUS valid state for the USB controller.

Parameters

husb	The handle to the USB controller.
vbus_type	The type of VBUS state to force.

◆ usb_controller_force_vbus_valid_disable()

static void usb_controller_force_vbus_valid_disable ( uint32_t addr )

static

◆ usb_controller_force_vbus_valid_high()

static void usb_controller_force_vbus_valid_high ( uint32_t addr )

static

◆ usb_controller_force_vbus_valid_low()

static void usb_controller_force_vbus_valid_low ( uint32_t addr )

static

◆ usb_controller_get_active_ep()

uint32_t usb_controller_get_active_ep ( uint64_t husb )

Get the active endpoint for the USB controller.

Parameters

husb	The handle to the USB controller.

Returns: Returns the active endpoint.

◆ usb_controller_get_port_fifo_size()

uint32_t usb_controller_get_port_fifo_size ( uint64_t husb )

◆ usb_controller_get_port_fifo_start_addr()

uint32_t usb_controller_get_port_fifo_start_addr ( uint64_t husb )

◆ usb_controller_get_vbus_status()

uint32_t usb_controller_get_vbus_status ( uint64_t husb )

◆ usb_controller_id_pull_disable()

void usb_controller_id_pull_disable ( uint64_t husb )

Disable the ID pull-up resistor for the USB controller.

Parameters

husb	The handle to the USB controller.

◆ usb_controller_id_pull_enable()

void usb_controller_id_pull_enable ( uint64_t husb )

Enable the ID pull-up resistor for the USB controller.

Parameters

husb	The handle to the USB controller.

◆ usb_controller_int_clear_ep_pending()

void usb_controller_int_clear_ep_pending	(	uint64_t	husb,
		uint32_t	ep_type,
		uint8_t	ep_index
	)

Clear the pending interrupt flag for a specific endpoint.

Parameters

husb	The handle to the USB controller.
ep_type	The type of endpoint.
ep_index	The index of the endpoint.

◆ usb_controller_int_clear_ep_pending_all()

void usb_controller_int_clear_ep_pending_all	(	uint64_t	husb,
		uint32_t	ep_type
	)

Clear the pending interrupt flags for all endpoints of a specific type.

Parameters

husb	The handle to the USB controller.
ep_type	The type of endpoint.

◆ usb_controller_int_clear_misc_pending()

void usb_controller_int_clear_misc_pending	(	uint64_t	husb,
		uint32_t	mask
	)

Clear the pending miscellaneous interrupt flag.

Parameters

husb	The handle to the USB controller.
mask	The interrupt mask to clear.

◆ usb_controller_int_clear_misc_pending_all()

void usb_controller_int_clear_misc_pending_all ( uint64_t husb )

Clear the pending miscellaneous interrupt flags for all interrupts.

Parameters

husb	The handle to the USB controller.

◆ usb_controller_int_disable_ep()

void usb_controller_int_disable_ep	(	uint64_t	husb,
		uint32_t	ep_type,
		uint8_t	ep_index
	)

Disable interrupts for a specific endpoint.

Parameters

husb	The handle to the USB controller.
ep_type	The type of endpoint.
ep_index	The index of the endpoint.

◆ usb_controller_int_disable_ep_all()

void usb_controller_int_disable_ep_all	(	uint64_t	husb,
		uint32_t	ep_type
	)

Disable all endpoint-specific interrupts.

Parameters

husb	The handle to the USB controller.
ep_type	The type of endpoint to disable interrupts for.

◆ usb_controller_int_disable_usb_misc_all()

void usb_controller_int_disable_usb_misc_all ( uint64_t husb )

Disable all miscellaneous USB interrupts.

Parameters

husb	The handle to the USB controller.

◆ usb_controller_int_disable_usb_misc_uint()

void usb_controller_int_disable_usb_misc_uint	(	uint64_t	husb,
		uint32_t	mask
	)

Disable specific miscellaneous USB interrupts.

Parameters

husb	The handle to the USB controller.
mask	The interrupt mask to enable.

◆ usb_controller_int_enable_ep()

void usb_controller_int_enable_ep	(	uint64_t	husb,
		uint32_t	ep_type,
		uint32_t	ep_index
	)

Enable interrupts for a specific endpoint.

Parameters

husb	The handle to the USB controller.
ep_type	The type of endpoint to enable interrupts for.
ep_index	The index of the endpoint to enable interrupts for.

◆ usb_controller_int_enable_usb_misc_uint()

void usb_controller_int_enable_usb_misc_uint	(	uint64_t	husb,
		uint32_t	mask
	)

Enable specific miscellaneous USB interrupts.

Parameters

husb	The handle to the USB controller.
mask	The interrupt mask to enable.

◆ usb_controller_int_ep_pending()

uint32_t usb_controller_int_ep_pending	(	uint64_t	husb,
		uint32_t	ep_type
	)

Get the pending interrupt status for a specific endpoint.

Parameters

husb	The handle to the USB controller.
ep_type	The type of endpoint.

Returns: Returns the pending interrupt status.

◆ usb_controller_int_misc_pending()

uint32_t usb_controller_int_misc_pending ( uint64_t husb )

Get the pending miscellaneous interrupt status.

Parameters

husb	The handle to the USB controller.

Returns: Returns the pending miscellaneous interrupt status.

◆ usb_controller_open_otg()

uint32_t usb_controller_open_otg ( uint32_t otg_no )

Open the USB OTG controller.

Parameters

otg_no The OTG controller number.

Returns: Returns the status of the operation.

◆ usb_controller_read_len_from_fifo()

uint32_t usb_controller_read_len_from_fifo	(	uint64_t	husb,
		uint32_t	ep_type
	)

◆ usb_controller_read_packet()

uint32_t usb_controller_read_packet	(	uint64_t	husb,
		uint32_t	fifo,
		uint32_t	cnt,
		void *	buff
	)

◆ usb_controller_select_active_ep()

void usb_controller_select_active_ep	(	uint64_t	husb,
		uint8_t	ep_index
	)

Select the active endpoint for the USB controller.

Parameters

husb	The handle to the USB controller.
ep_index	The index of the endpoint to select as active.

◆ usb_controller_select_bus()

void usb_controller_select_bus	(	uint64_t	husb,
		uint32_t	io_type,
		uint32_t	ep_type,
		uint32_t	ep_index
	)

◆ usb_controller_select_fifo()

uint32_t usb_controller_select_fifo	(	uint64_t	husb,
		uint32_t	ep_index
	)

◆ usb_controller_wake_up_clear_change_detect()

static uint32_t usb_controller_wake_up_clear_change_detect ( uint32_t reg_val )

static

◆ usb_controller_write_packet()

uint32_t usb_controller_write_packet	(	uint64_t	husb,
		uint32_t	fifo,
		uint32_t	cnt,
		void *	buff
	)

Variable Documentation

◆ usbc_base_address

uint32_t usbc_base_address[USBC_MAX_CTL_NUM] = {SUNXI_USB0_BASE}

static

◆ usbc_info_g

fifo_info_t usbc_info_g

static

◆ usbc_otg_array

usb_controller_otg_t usbc_otg_array[USBC_MAX_OPEN_NUM]

static

Functions

Variables

Function Documentation

◆ usb_controller_close_otg()

◆ usb_controller_config_fifo()

◆ usb_controller_config_fifo_base()

◆ usb_controller_config_fifo_rx_ep()

◆ usb_controller_config_fifo_rx_ep_default()

◆ usb_controller_config_fifo_tx_ep()

◆ usb_controller_config_fifo_tx_ep_default()

◆ usb_controller_dpdm_pull_disable()

◆ usb_controller_dpdm_pull_enable()

◆ usb_controller_force_id_disable()

◆ usb_controller_force_id_high()

◆ usb_controller_force_id_low()

◆ usb_controller_force_id_status()

◆ usb_controller_force_vbus_valid()

◆ usb_controller_force_vbus_valid_disable()

◆ usb_controller_force_vbus_valid_high()

◆ usb_controller_force_vbus_valid_low()

◆ usb_controller_get_active_ep()

◆ usb_controller_get_port_fifo_size()

◆ usb_controller_get_port_fifo_start_addr()

◆ usb_controller_get_vbus_status()

◆ usb_controller_id_pull_disable()

◆ usb_controller_id_pull_enable()

◆ usb_controller_int_clear_ep_pending()

◆ usb_controller_int_clear_ep_pending_all()

◆ usb_controller_int_clear_misc_pending()

◆ usb_controller_int_clear_misc_pending_all()

◆ usb_controller_int_disable_ep()

◆ usb_controller_int_disable_ep_all()

◆ usb_controller_int_disable_usb_misc_all()

◆ usb_controller_int_disable_usb_misc_uint()

◆ usb_controller_int_enable_ep()

◆ usb_controller_int_enable_usb_misc_uint()

◆ usb_controller_int_ep_pending()

◆ usb_controller_int_misc_pending()

◆ usb_controller_open_otg()

◆ usb_controller_read_len_from_fifo()

◆ usb_controller_read_packet()

◆ usb_controller_select_active_ep()

◆ usb_controller_select_bus()

◆ usb_controller_select_fifo()

◆ usb_controller_wake_up_clear_change_detect()

◆ usb_controller_write_packet()

Variable Documentation

◆ usbc_base_address

◆ usbc_info_g

◆ usbc_otg_array