ehci_imx.c File Reference

#include <sys/cdefs.h>
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/module.h>
#include <sys/bus.h>
#include <sys/condvar.h>
#include <sys/rman.h>
#include <dev/ofw/ofw_bus.h>
#include <dev/ofw/ofw_bus_subr.h>
#include <dev/usb/usb.h>
#include <dev/usb/usbdi.h>
#include <dev/usb/usb_busdma.h>
#include <dev/usb/usb_process.h>
#include <dev/usb/usb_controller.h>
#include <dev/usb/usb_bus.h>
#include <dev/usb/controller/ehci.h>
#include <dev/usb/controller/ehcireg.h>
#include "usbdevs.h"
#include <machine/bus.h>
#include <machine/resource.h>
#include <arm/freescale/imx/imx_ccmvar.h>
#include "opt_platform.h"

Include dependency graph for ehci_imx.c:

Go to the source code of this file.

Data Structures
struct	imx_usbmisc_softc
struct	imx_ehci_softc

Macros
#define	USBNC_OVER_CUR_POL   (1u << 8)
#define	USBNC_OVER_CUR_DIS   (1u << 7)
#define	IMX_EHCI_REG_OFF   0x100
#define	IMX_EHCI_REG_SIZE   0x100

Functions
	__FBSDID ("$FreeBSD$")
static void	imx_usbmisc_set_ctrl (device_t dev, u_int index, uint32_t bits)
static int	imx_usbmisc_probe (device_t dev)
static int	imx_usbmisc_detach (device_t dev)
static int	imx_usbmisc_attach (device_t dev)
	EARLY_DRIVER_MODULE (imx_usbmisc, simplebus, imx_usbmisc_driver, imx_usbmisc_devclass, 0, 0, BUS_PASS_DEFAULT - 1000)
static void	imx_ehci_post_reset (struct ehci_softc *ehci_softc)
static int	imx_ehci_probe (device_t dev)
static int	imx_ehci_detach (device_t dev)
static void	imx_ehci_disable_oc (struct imx_ehci_softc *sc)
static int	imx_ehci_attach (device_t dev)
	DRIVER_MODULE (imx_ehci, simplebus, ehci_driver, ehci_devclass, 0, 0)
	MODULE_DEPEND (imx_ehci, usb, 1, 1, 1)

Variables
static struct ofw_compat_data	usbmisc_compat_data []
static device_method_t	imx_usbmisc_methods []
static driver_t	imx_usbmisc_driver
static devclass_t	imx_usbmisc_devclass
static struct ofw_compat_data	compat_data []
static device_method_t	ehci_methods []
static driver_t	ehci_driver
static devclass_t	ehci_devclass

Macro Definition Documentation

IMX_EHCI_REG_OFF

#define IMX_EHCI_REG_OFF   0x100

Definition at line 263 of file ehci_imx.c.

IMX_EHCI_REG_SIZE

#define IMX_EHCI_REG_SIZE   0x100

Definition at line 264 of file ehci_imx.c.

USBNC_OVER_CUR_DIS

#define USBNC_OVER_CUR_DIS   (1u << 7)

Definition at line 142 of file ehci_imx.c.

USBNC_OVER_CUR_POL

#define USBNC_OVER_CUR_POL   (1u << 8)

Definition at line 141 of file ehci_imx.c.

Function Documentation

__FBSDID()

__FBSDID

(

"$FreeBSD$"

)

DRIVER_MODULE()

DRIVER_MODULE	(	imx_ehci	,
		simplebus	,
		ehci_driver	,
		ehci_devclass	,
		0	,
		0
	)

EARLY_DRIVER_MODULE()

EARLY_DRIVER_MODULE	(	imx_usbmisc	,
		simplebus	,
		imx_usbmisc_driver	,
		imx_usbmisc_devclass	,
		0	,
		0	,
		BUS_PASS_DEFAULT -	1000
	)

imx_ehci_attach()

static int imx_ehci_attach ( device_t  dev )

static

Definition at line 373 of file ehci_imx.c.

References usb_bus::bdev, imx_ehci_softc::dev, usb_bus::devices, usb_bus::devices_max, usb_bus::dma_bits, ehci_get_port_speed_portsc(), ehci_init(), ehci_interrupt(), imx_ehci_softc::ehci_irq_res, ehci_iterate_hw_softc, EHCI_MAX_DEVICES, imx_ehci_softc::ehci_mem_res, EHCI_SCFLG_DONEINIT, EHCI_SCFLG_NORESTERM, EHCI_SCFLG_TT, imx_ehci_softc::ehci_softc, imx_ehci_detach(), imx_ehci_disable_oc(), imx_ehci_post_reset(), IMX_EHCI_REG_OFF, IMX_EHCI_REG_SIZE, usb_bus::parent, rid, ehci_softc::sc_bus, ehci_softc::sc_devices, ehci_softc::sc_flags, ehci_softc::sc_id_vendor, ehci_softc::sc_intr_hdl, ehci_softc::sc_io_hdl, ehci_softc::sc_io_tag, ehci_softc::sc_vendor, ehci_softc::sc_vendor_get_port_speed, ehci_softc::sc_vendor_post_reset, usb_bus_mem_alloc_all(), and USB_GET_DMA_TAG.

Here is the call graph for this function:

imx_ehci_detach()

static int imx_ehci_detach ( device_t  dev )

static

Definition at line 311 of file ehci_imx.c.

References imx_ehci_softc::dev, ehci_detach(), imx_ehci_softc::ehci_irq_res, ehci_iterate_hw_softc, imx_ehci_softc::ehci_mem_res, EHCI_SCFLG_DONEINIT, imx_ehci_softc::ehci_softc, ehci_softc::sc_bus, ehci_softc::sc_flags, ehci_softc::sc_intr_hdl, ehci_softc::sc_irq_res, and usb_bus_mem_free_all().

Referenced by imx_ehci_attach().

Here is the call graph for this function:

Here is the caller graph for this function:

imx_ehci_disable_oc()

static void imx_ehci_disable_oc ( struct imx_ehci_softc *  sc )

static

Definition at line 343 of file ehci_imx.c.

References imx_ehci_softc::dev, imx_usbmisc_set_ctrl(), index, size, and USBNC_OVER_CUR_DIS.

Referenced by imx_ehci_attach().

Here is the call graph for this function:

Here is the caller graph for this function:

imx_ehci_post_reset()

static void imx_ehci_post_reset ( struct ehci_softc *  ehci_softc )

static

Definition at line 285 of file ehci_imx.c.

References EHCI_UM_CM_HOST, EHCI_USBMODE_NOLPM, EOREAD4, and EOWRITE4.

Referenced by imx_ehci_attach().

Here is the caller graph for this function:

imx_ehci_probe()

static int imx_ehci_probe ( device_t  dev )

static

Definition at line 297 of file ehci_imx.c.

References compat_data, and dev.

imx_usbmisc_attach()

static int imx_usbmisc_attach ( device_t  dev )

static

Definition at line 208 of file ehci_imx.c.

References imx_usbmisc_softc::dev, imx_usbmisc_softc::mmio, and rid.

imx_usbmisc_detach()

static int imx_usbmisc_detach ( device_t  dev )

static

Definition at line 195 of file ehci_imx.c.

References imx_usbmisc_softc::dev, and imx_usbmisc_softc::mmio.

imx_usbmisc_probe()

static int imx_usbmisc_probe ( device_t  dev )

static

Definition at line 181 of file ehci_imx.c.

References imx_usbmisc_softc::dev, and usbmisc_compat_data.

imx_usbmisc_set_ctrl()

static void imx_usbmisc_set_ctrl ( device_t  dev, u_int  index, uint32_t  bits  )

static

Definition at line 157 of file ehci_imx.c.

References imx_usbmisc_softc::dev, index, imx_usbmisc_softc::mmio, and reg.

Referenced by imx_ehci_disable_oc().

Here is the caller graph for this function:

MODULE_DEPEND()

MODULE_DEPEND	(	imx_ehci	,
		usb	,
		1	,
		1	,
		1
	)

Variable Documentation

compat_data

struct ofw_compat_data compat_data[]

static

Initial value:

= {
        {"fsl,imx6q-usb",       1},
        {"fsl,imx53-usb",       1},
        {"fsl,imx51-usb",       1},
        {"fsl,imx28-usb",       1},
        {"fsl,imx27-usb",       1},
        {"fsl,imx25-usb",       1},
        {"fsl,imx23-usb",       1},
        {NULL,                  0},
}

Definition at line 273 of file ehci_imx.c.

Referenced by imx_ehci_probe().

ehci_devclass

devclass_t ehci_devclass

static

Definition at line 511 of file ehci_imx.c.

ehci_driver

driver_t ehci_driver

static

Initial value:

= {
        "ehci",
        ehci_methods,
        sizeof(struct imx_ehci_softc)
}

Definition at line 505 of file ehci_imx.c.

ehci_methods

device_method_t ehci_methods[]

static

Initial value:

= {
        
        DEVMETHOD(device_probe, imx_ehci_probe),
        DEVMETHOD(device_attach, imx_ehci_attach),
        DEVMETHOD(device_detach, imx_ehci_detach),
        DEVMETHOD(device_suspend, bus_generic_suspend),
        DEVMETHOD(device_resume, bus_generic_resume),
        DEVMETHOD(device_shutdown, bus_generic_shutdown),
 
        
        DEVMETHOD(bus_print_child, bus_generic_print_child),
 
        DEVMETHOD_END
}

Definition at line 490 of file ehci_imx.c.

imx_usbmisc_devclass

devclass_t imx_usbmisc_devclass

static

Definition at line 245 of file ehci_imx.c.

imx_usbmisc_driver

driver_t imx_usbmisc_driver

static

Initial value:

= {
        "imx_usbmisc",
        imx_usbmisc_methods,
        sizeof(struct imx_usbmisc_softc)
}

Definition at line 239 of file ehci_imx.c.

imx_usbmisc_methods

device_method_t imx_usbmisc_methods[]

static

Initial value:

= {
        
        DEVMETHOD(device_probe,         imx_usbmisc_probe),
        DEVMETHOD(device_attach,        imx_usbmisc_attach),
        DEVMETHOD(device_detach,        imx_usbmisc_detach),
 
        DEVMETHOD_END
}

Definition at line 230 of file ehci_imx.c.

usbmisc_compat_data

struct ofw_compat_data usbmisc_compat_data[]

static

Initial value:

= {
        {"fsl,imx6q-usbmisc",   true},
        {"fsl,imx51-usbmisc",   true},
        {"fsl,imx25-usbmisc",   true},
        {NULL,                  false},
}

Definition at line 149 of file ehci_imx.c.

Referenced by imx_usbmisc_probe().