예제 #1
0
void
imxehci_reset(struct imxehci_softc *sc)
{
	uint32_t reg;
	int i;
	struct ehci_softc *hsc = &sc->sc_hsc;
#define	RESET_TIMEOUT 100

	reg = EOREAD4(hsc, EHCI_USBCMD);
	reg &= ~EHCI_CMD_RS;
	EOWRITE4(hsc, EHCI_USBCMD, reg);

	for (i=0; i < RESET_TIMEOUT; ++i) {
		reg = EOREAD4(hsc, EHCI_USBCMD);
		if ((reg & EHCI_CMD_RS) == 0)
			break;
		usb_delay_ms(&hsc->sc_bus, 1);
	}

	EOWRITE4(hsc, EHCI_USBCMD, reg | EHCI_CMD_HCRESET);
	for (i = 0; i < RESET_TIMEOUT; i++) {
		reg = EOREAD4(hsc, EHCI_USBCMD);
		if ((reg &  EHCI_CMD_HCRESET) == 0)
			break;
		usb_delay_ms(&hsc->sc_bus, 1);
	}
	if (i >= RESET_TIMEOUT) {
		aprint_error_dev(hsc->sc_dev, "reset timeout (%x)\n", reg);
	}

	usb_delay_ms(&hsc->sc_bus, 100);
}
예제 #2
0
static void
imxehci_select_interface(struct imxehci_softc *sc, enum imx_usb_if interface)
{
	uint32_t reg;
	struct ehci_softc *hsc = &sc->sc_hsc;

	reg = EOREAD4(hsc, EHCI_PORTSC(1));
	reg &= ~(PORTSC_PTS | PORTSC_PTW);
	switch (interface) {
	case IMXUSBC_IF_UTMI_WIDE:
		reg |= PORTSC_PTW_16;
	case IMXUSBC_IF_UTMI:
		reg |= PORTSC_PTS_UTMI;
		break;
	case IMXUSBC_IF_PHILIPS:
		reg |= PORTSC_PTS_PHILIPS;
		break;
	case IMXUSBC_IF_ULPI:
		reg |= PORTSC_PTS_ULPI;
		break;
	case IMXUSBC_IF_SERIAL:
		reg |= PORTSC_PTS_SERIAL;
		break;
	}
	EOWRITE4(hsc, EHCI_PORTSC(1), reg);
}
예제 #3
0
파일: ehci_ps3.c 프로젝트: 2asoft/freebsd
static void
ehci_ps3_post_reset(struct ehci_softc *ehci_softc)
{
	uint32_t usbmode;

	/* Select big-endian mode */
	usbmode = EOREAD4(ehci_softc, EHCI_USBMODE_NOLPM);
	usbmode |= EHCI_UM_ES_BE;
	EOWRITE4(ehci_softc, EHCI_USBMODE_NOLPM, usbmode);
}
예제 #4
0
static void
zy7_ehci_post_reset(struct ehci_softc *ehci_softc)
{
	uint32_t usbmode;

	/* Force HOST mode */
	usbmode = EOREAD4(ehci_softc, EHCI_USBMODE_NOLPM);
	usbmode &= ~EHCI_UM_CM;
	usbmode |= EHCI_UM_CM_HOST;
	EOWRITE4(ehci_softc, EHCI_USBMODE_NOLPM, usbmode);
}
예제 #5
0
static void
mvusb_vendor_init(struct ehci_softc *sc)
{
	uint32_t mode;

	/* put TDI/ARC silicon into EHCI mode */
	mode = EOREAD4(sc, MARVELL_USB_EHCI_USBMODE);
	mode &= ~MARVELL_USB_EHCI_MODE_HDMASK;	/* Host/Device Mask */
	mode |= MARVELL_USB_EHCI_MODE_HOST;
	mode |= MARVELL_USB_EHCI_MODE_STRMDIS;
	EOWRITE4(sc, MARVELL_USB_EHCI_USBMODE, mode);
}
예제 #6
0
static void
ehci_ixp_post_reset(struct ehci_softc *ehci_softc)
{
	uint32_t usbmode;

	/* Force HOST mode, select big-endian mode */
	usbmode = EOREAD4(ehci_softc, EHCI_USBMODE_NOLPM);
	usbmode &= ~EHCI_UM_CM;
	usbmode |= EHCI_UM_CM_HOST;
	usbmode |= EHCI_UM_ES_BE;
	EOWRITE4(ehci_softc, EHCI_USBMODE_NOLPM, usbmode);
}
예제 #7
0
static void
zynqusb_init(struct ehci_softc *hsc)
{
	struct zynqehci_softc *sc = device_private(hsc->sc_dev);
	uint32_t reg;

	reg = EOREAD4(hsc, EHCI_PORTSC(1));
	reg &= ~(EHCI_PS_CSC | EHCI_PS_PEC | EHCI_PS_OCC);
	reg |= EHCI_PS_PP | EHCI_PS_PE;
	EOWRITE4(hsc, EHCI_PORTSC(1), reg);

	reg = bus_space_read_4(sc->sc_iot, sc->sc_ioh, ZYNQUSB_OTGSC);
	reg |= OTGSC_IDPU;
	reg |= OTGSC_DPIE | OTGSC_IDIE;
	bus_space_write_4(sc->sc_iot, sc->sc_ioh, ZYNQUSB_OTGSC, reg);

	reg = bus_space_read_4(sc->sc_iot, sc->sc_ioh, ZYNQUSB_USBMODE);
	reg &= ~USBMODE_CM;
	reg |= USBMODE_CM_HOST;
	bus_space_write_4(sc->sc_iot, sc->sc_ioh, ZYNQUSB_USBMODE, reg);
}
예제 #8
0
static void
imxehci_init(struct ehci_softc *hsc)
{
	struct imxehci_softc *sc = device_private(hsc->sc_dev);
	uint32_t reg;

	reg = EOREAD4(hsc, EHCI_PORTSC(1));
	reg &= ~(EHCI_PS_CSC | EHCI_PS_PEC | EHCI_PS_OCC);
	reg |= EHCI_PS_PP | EHCI_PS_PE;
	EOWRITE4(hsc, EHCI_PORTSC(1), reg);

	reg = bus_space_read_4(sc->sc_iot, sc->sc_ioh, IMXUSB_OTGSC);
	reg |= OTGSC_IDPU;
	/* disable IDIE not to conflict with SSP1_DETECT. */
	//reg |= OTGSC_DPIE | OTGSC_IDIE;
	reg |= OTGSC_DPIE;
	bus_space_write_4(sc->sc_iot, sc->sc_ioh, IMXUSB_OTGSC, reg);

	reg = bus_space_read_4(sc->sc_iot, sc->sc_ioh, IMXUSB_USBMODE);
	reg &= ~USBMODE_CM;
	reg |= USBMODE_CM_HOST;
	bus_space_write_4(sc->sc_iot, sc->sc_ioh, IMXUSB_USBMODE, reg);
}
예제 #9
0
파일: imxehci.c 프로젝트: ajinkya93/OpenBSD
void
imxehci_attach(struct device *parent, struct device *self, void *aux)
{
	struct imxehci_softc	*sc = (struct imxehci_softc *)self;
	struct armv7_attach_args *aa = aux;
	usbd_status		r;
	char *devname = sc->sc.sc_bus.bdev.dv_xname;

	sc->sc.iot = aa->aa_iot;
	sc->sc.sc_bus.dmatag = aa->aa_dmat;
	sc->sc.sc_size = aa->aa_dev->mem[0].size;

	/* Map I/O space */
	if (bus_space_map(sc->sc.iot, aa->aa_dev->mem[0].addr,
		aa->aa_dev->mem[0].size, 0, &sc->sc.ioh)) {
		printf(": cannot map mem space\n");
		goto out;
	}

	if (bus_space_map(sc->sc.iot, aa->aa_dev->mem[1].addr,
		aa->aa_dev->mem[1].size, 0, &sc->uh_ioh)) {
		printf(": cannot map mem space\n");
		goto mem0;
	}

	if (bus_space_map(sc->sc.iot, aa->aa_dev->mem[2].addr,
		aa->aa_dev->mem[2].size, 0, &sc->ph_ioh)) {
		printf(": cannot map mem space\n");
		goto mem1;
	}

	if (bus_space_map(sc->sc.iot, aa->aa_dev->mem[3].addr,
		aa->aa_dev->mem[3].size, 0, &sc->nc_ioh)) {
		printf(": cannot map mem space\n");
		goto mem2;
	}

	printf("\n");

	imxccm_enable_usboh3();
	delay(1000);

	if (aa->aa_dev->mem[0].addr == USBUH1_EHCI_ADDR) {
		/* enable usb port power */
		switch (board_id)
		{
		case BOARD_ID_IMX6_PHYFLEX:
			imxgpio_set_dir(EHCI_PHYFLEX_USB_H1_PWR, IMXGPIO_DIR_OUT);
			delay(10);
			imxgpio_set_bit(EHCI_PHYFLEX_USB_H1_PWR);
			delay(10);
			break;
		case BOARD_ID_IMX6_CUBOXI:
		case BOARD_ID_IMX6_HUMMINGBOARD:
			imxgpio_set_bit(EHCI_HUMMINGBOARD_USB_H1_PWR);
			imxgpio_set_dir(EHCI_HUMMINGBOARD_USB_H1_PWR, IMXGPIO_DIR_OUT);
			delay(10);
			break;
		case BOARD_ID_IMX6_SABRELITE:
			imxgpio_clear_bit(EHCI_NITROGEN6X_USB_HUB_RST);
			imxgpio_set_dir(EHCI_NITROGEN6X_USB_HUB_RST, IMXGPIO_DIR_OUT);
			delay(1000 * 2);
			imxgpio_set_bit(EHCI_NITROGEN6X_USB_HUB_RST);
			delay(10);
			break;
		case BOARD_ID_IMX6_SABRESD:
			imxgpio_set_bit(EHCI_SABRESD_USB_PWR);
			imxgpio_set_dir(EHCI_SABRESD_USB_PWR, IMXGPIO_DIR_OUT);
			delay(10);
			break;
		case BOARD_ID_IMX6_UTILITE:
			imxgpio_clear_bit(EHCI_UTILITE_USB_HUB_RST);
			imxgpio_set_dir(EHCI_UTILITE_USB_HUB_RST, IMXGPIO_DIR_OUT);
			delay(10);
			imxgpio_set_bit(EHCI_UTILITE_USB_HUB_RST);
			delay(1000);
			break;
		}

		/* disable the carger detection, else signal on DP will be poor */
		imxccm_disable_usb2_chrg_detect();
		/* power host 1 */
		imxccm_enable_pll_usb2();

		/* over current and polarity setting */
		bus_space_write_4(sc->sc.iot, sc->nc_ioh, USBNC_USB_UH1_CTRL,
		    bus_space_read_4(sc->sc.iot, sc->nc_ioh, USBNC_USB_UH1_CTRL) |
		    (USBNC_USB_UH1_CTRL_OVER_CUR_POL | USBNC_USB_UH1_CTRL_OVER_CUR_DIS));
	} else if (aa->aa_dev->mem[0].addr == USBOTG_EHCI_ADDR) {
		/* enable usb port power */
		switch (board_id)
		{
		case BOARD_ID_IMX6_CUBOXI:
		case BOARD_ID_IMX6_HUMMINGBOARD:
			imxgpio_set_dir(EHCI_HUMMINGBOARD_USB_OTG_PWR, IMXGPIO_DIR_OUT);
			imxgpio_set_bit(EHCI_HUMMINGBOARD_USB_OTG_PWR);
			delay(10);
			break;
		}

		/* disable the carger detection, else signal on DP will be poor */
		imxccm_disable_usb1_chrg_detect();
		/* power host 0 */
		imxccm_enable_pll_usb1();

		/* over current and polarity setting */
		bus_space_write_4(sc->sc.iot, sc->nc_ioh, USBNC_USB_OTG_CTRL,
		    bus_space_read_4(sc->sc.iot, sc->nc_ioh, USBNC_USB_OTG_CTRL) |
		    (USBNC_USB_OTG_CTRL_OVER_CUR_POL | USBNC_USB_OTG_CTRL_OVER_CUR_DIS));
	}

	bus_space_write_4(sc->sc.iot, sc->ph_ioh, USBPHY_CTRL_CLR,
	    USBPHY_CTRL_CLKGATE);

	/* Disable interrupts, so we don't get any spurious ones. */
	sc->sc.sc_offs = EREAD1(&sc->sc, EHCI_CAPLENGTH);
	EOWRITE2(&sc->sc, EHCI_USBINTR, 0);

	/* Stop then Reset */
	uint32_t val = EOREAD4(&sc->sc, EHCI_USBCMD);
	val &= ~EHCI_CMD_RS;
	EOWRITE4(&sc->sc, EHCI_USBCMD, val);

	while (EOREAD4(&sc->sc, EHCI_USBCMD) & EHCI_CMD_RS)
		;

	val = EOREAD4(&sc->sc, EHCI_USBCMD);
	val |= EHCI_CMD_HCRESET;
	EOWRITE4(&sc->sc, EHCI_USBCMD, val);

	while (EOREAD4(&sc->sc, EHCI_USBCMD) & EHCI_CMD_HCRESET)
		;

	/* Reset USBPHY module */
	bus_space_write_4(sc->sc.iot, sc->ph_ioh, USBPHY_CTRL_SET, USBPHY_CTRL_SFTRST);

	delay(10);

	/* Remove CLKGATE and SFTRST */
	bus_space_write_4(sc->sc.iot, sc->ph_ioh, USBPHY_CTRL_CLR,
	    USBPHY_CTRL_CLKGATE | USBPHY_CTRL_SFTRST);

	delay(10);

	/* Power up the PHY */
	bus_space_write_4(sc->sc.iot, sc->ph_ioh, USBPHY_PWD, 0);

	/* enable FS/LS device */
	bus_space_write_4(sc->sc.iot, sc->ph_ioh, USBPHY_CTRL_SET,
	    USBPHY_CTRL_ENUTMILEVEL2 | USBPHY_CTRL_ENUTMILEVEL3);

	/* set host mode */
	EWRITE4(&sc->sc, EHCI_USBMODE,
	    EREAD4(&sc->sc, EHCI_USBMODE) | EHCI_USBMODE_HOST);

	/* set to UTMI mode */
	EOWRITE4(&sc->sc, EHCI_PORTSC(1),
	    EOREAD4(&sc->sc, EHCI_PORTSC(1)) & ~EHCI_PS_PTS_UTMI_MASK);

	sc->sc_ih = arm_intr_establish(aa->aa_dev->irq[0], IPL_USB,
	    ehci_intr, &sc->sc, devname);
	if (sc->sc_ih == NULL) {
		printf(": unable to establish interrupt\n");
		goto mem3;
	}

	strlcpy(sc->sc.sc_vendor, "i.MX6", sizeof(sc->sc.sc_vendor));
	r = ehci_init(&sc->sc);
	if (r != USBD_NORMAL_COMPLETION) {
		printf("%s: init failed, error=%d\n", devname, r);
		goto intr;
	}

	config_found(self, &sc->sc.sc_bus, usbctlprint);

	goto out;

intr:
	arm_intr_disestablish(sc->sc_ih);
	sc->sc_ih = NULL;
mem3:
	bus_space_unmap(sc->sc.iot, sc->nc_ioh, aa->aa_dev->mem[3].addr);
mem2:
	bus_space_unmap(sc->sc.iot, sc->ph_ioh, aa->aa_dev->mem[2].addr);
mem1:
	bus_space_unmap(sc->sc.iot, sc->uh_ioh, aa->aa_dev->mem[1].addr);
mem0:
	bus_space_unmap(sc->sc.iot, sc->sc.ioh, sc->sc.sc_size);
	sc->sc.sc_size = 0;
out:
	return;
}
예제 #10
0
static void
imxehci_attach(device_t parent, device_t self, void *aux)
{
	struct imxusbc_attach_args *aa = aux;
	struct imxusbc_softc *usbc = device_private(parent);
	struct imxehci_softc *sc = device_private(self);
	ehci_softc_t *hsc = &sc->sc_hsc;
	bus_space_tag_t iot;
	uint16_t hcirev;
	usbd_status r;
	uint32_t id, hwhost, hwdevice;
	const char *comma;

	sc->sc_hsc.sc_dev = self;
	iot = sc->sc_iot = sc->sc_hsc.iot = aa->aa_iot;
	sc->sc_unit = aa->aa_unit;
	sc->sc_usbc = usbc;
	hsc->sc_bus.hci_private = sc;
	hsc->sc_flags |= EHCIF_ETTF;
	hsc->sc_vendor_init = imxehci_init;

	aprint_naive("\n");
	aprint_normal(": i.MX USB Controller\n");

	/* per unit registers */
	if (bus_space_subregion(iot, aa->aa_ioh,
		aa->aa_unit * IMXUSB_EHCI_SIZE, IMXUSB_EHCI_SIZE,
		&sc->sc_ioh) ||
	    bus_space_subregion(iot, aa->aa_ioh,
		aa->aa_unit * IMXUSB_EHCI_SIZE + IMXUSB_EHCIREGS,
		IMXUSB_EHCI_SIZE - IMXUSB_EHCIREGS,
		&sc->sc_hsc.ioh)) {

		aprint_error_dev(self, "can't subregion\n");
		return;
	}

	id = bus_space_read_4(iot, sc->sc_ioh, IMXUSB_ID);
	hcirev = bus_space_read_2(iot, sc->sc_hsc.ioh, EHCI_HCIVERSION);

	aprint_normal_dev(self,
	    "id=%d revision=%d HCI revision=0x%x\n",
	    (int)__SHIFTOUT(id, IMXUSB_ID_ID),
	    (int)__SHIFTOUT(id, IMXUSB_ID_REVISION),
	    hcirev);

	hwhost = bus_space_read_4(iot, sc->sc_ioh, IMXUSB_HWHOST);
	hwdevice = bus_space_read_4(iot, sc->sc_ioh, IMXUSB_HWDEVICE);

	aprint_normal_dev(self, "");

	comma = "";
	if (hwhost & HWHOST_HC) {
		int n_ports = 1 + __SHIFTOUT(hwhost, HWHOST_NPORT);
		aprint_normal("%d host port%s",
		    n_ports, n_ports > 1 ? "s" : "");
		comma = ", ";
	}

	if (hwdevice & HWDEVICE_DC) {
		int n_endpoints = __SHIFTOUT(hwdevice, HWDEVICE_DEVEP);
		aprint_normal("%sdevice capable, %d endpoint%s",
		    comma,
		    n_endpoints, n_endpoints > 1 ? "s" : "");
	}
	aprint_normal("\n");

	sc->sc_hsc.sc_bus.dmatag = aa->aa_dmat;

	sc->sc_hsc.sc_offs = bus_space_read_1(iot, sc->sc_hsc.ioh,
	    EHCI_CAPLENGTH);

	/* Platform dependent setup */
	if (usbc->sc_init_md_hook)
		usbc->sc_init_md_hook(sc);
	
	imxehci_reset(sc);
	imxehci_select_interface(sc, sc->sc_iftype);

	if (sc->sc_iftype == IMXUSBC_IF_ULPI) {
		bus_space_write_4(sc->sc_iot, sc->sc_ioh, IMXUSB_ULPIVIEW, 0);

		aprint_normal_dev(hsc->sc_dev,
		    "ULPI phy VID 0x%04x PID 0x%04x\n",
		    (imxusb_ulpi_read(sc, ULPI_VENDOR_ID_LOW) |
			imxusb_ulpi_read(sc, ULPI_VENDOR_ID_HIGH) << 8),
		    (imxusb_ulpi_read(sc, ULPI_PRODUCT_ID_LOW) |
			imxusb_ulpi_read(sc, ULPI_PRODUCT_ID_HIGH) << 8));

		ulpi_reset(sc);

	}

	if (usbc->sc_setup_md_hook)
		usbc->sc_setup_md_hook(sc, IMXUSB_HOST);

	if (sc->sc_iftype == IMXUSBC_IF_ULPI) {
#if 0
		if(hsc->sc_bus.usbrev == USBREV_2_0)
			ulpi_write(hsc, ULPI_FUNCTION_CONTROL + ULPI_REG_CLEAR, (1 << 0));
		else
			ulpi_write(hsc, ULPI_FUNCTION_CONTROL + ULPI_REG_SET, (1 << 2));
#endif

		imxusb_ulpi_write(sc, ULPI_FUNCTION_CONTROL + ULPI_REG_CLEAR,
		    OTG_CONTROL_IDPULLUP);

		imxusb_ulpi_write(sc, ULPI_OTG_CONTROL + ULPI_REG_SET,
		    OTG_CONTROL_USEEXTVBUSIND |
		    OTG_CONTROL_DRVVBUSEXT |
		    OTG_CONTROL_DRVVBUS |
		    OTG_CONTROL_CHRGVBUS
		    );
	}

	/* Disable interrupts, so we don't get any spurious ones. */
	EOWRITE4(hsc, EHCI_USBINTR, 0);

	intr_establish(aa->aa_irq, IPL_USB, IST_LEVEL, ehci_intr, hsc);

	/* Figure out vendor for root hub descriptor. */
	strlcpy(hsc->sc_vendor, "i.MX", sizeof(hsc->sc_vendor));

	r = ehci_init(hsc);
	if (r != USBD_NORMAL_COMPLETION) {
		aprint_error_dev(self, "init failed, error=%d\n", r);
		return;
	}

	/* Attach usb device. */
	hsc->sc_child = config_found(self, &hsc->sc_bus, usbctlprint);
}
예제 #11
0
파일: imxehci.c 프로젝트: darksoul42/bitrig
void
imxehci_attach(struct device *parent, struct device *self, void *aux)
{
	struct imxehci_softc		*sc = (struct imxehci_softc *)self;
	struct ehci_softc		*esc;
	struct armv7_attach_args	*aa = aux;
	struct fdt_memory		 hmem, pmem, mmem;
	int				 irq, r;

	sc->iot = aa->aa_iot;
	sc->sc_dmat = aa->aa_dmat;

	if (aa->aa_node) {
		uint32_t ints[3];
		void *node;

		if (fdt_get_memory_address(aa->aa_node, 0, &hmem))
			panic("%s: could not extract memory data from FDT",
			    __func__);

		node = fdt_find_node_by_phandle_prop(aa->aa_node, "fsl,usbphy");
		if (node == NULL || fdt_get_memory_address(node, 0, &pmem))
			panic("%s: could not extract phy data from FDT",
			    __func__);

		node = fdt_find_node_by_phandle_prop(aa->aa_node, "fsl,usbmisc");
		if (node == NULL || fdt_get_memory_address(node, 0, &mmem))
			panic("%s: could not extract phy data from FDT",
			    __func__);

		/* TODO: Add interrupt FDT API. */
		if (fdt_node_property_ints(aa->aa_node, "interrupts",
		    ints, 3) != 3)
			panic("%s: could not extract interrupt data from FDT",
			    __func__);

		irq = ints[1];
	} else {
		hmem.addr = aa->aa_dev->mem[0].addr;
		hmem.size = aa->aa_dev->mem[0].size;
		pmem.addr = aa->aa_dev->mem[1].addr;
		pmem.size = aa->aa_dev->mem[1].size;
		mmem.addr = aa->aa_dev->mem[2].addr;
		mmem.size = aa->aa_dev->mem[2].size;
		irq = aa->aa_dev->irq[0];
	}

	/* Map I/O space */
	if (bus_space_map(sc->iot, hmem.addr, hmem.size, 0, &sc->uh_ioh)) {
		printf(": cannot map mem space\n");
		goto hmem;
	}
	sc->ioh = sc->uh_ioh + 0x100;
	sc->sc_size = hmem.size;

	if (bus_space_map(sc->iot, pmem.addr, pmem.size, 0, &sc->ph_ioh)) {
		printf(": cannot map mem space\n");
		goto pmem;
	}

	if (bus_space_map(sc->iot, mmem.addr, mmem.size, 0, &sc->nc_ioh)) {
		printf(": cannot map mem space\n");
		goto mmem;
	}

	clk_enable(clk_get("usboh3"));
	delay(1000);

	if (hmem.addr == USBUH1_ADDR) {
		/* enable usb port power */
		switch (board_id)
		{
		case BOARD_ID_IMX6_CUBOXI:
		case BOARD_ID_IMX6_HUMMINGBOARD:
			imxgpio_set_bit(EHCI_HUMMINGBOARD_USB_H1_PWR);
			imxgpio_set_dir(EHCI_HUMMINGBOARD_USB_H1_PWR, IMXGPIO_DIR_OUT);
			delay(10);
			break;
		case BOARD_ID_IMX6_SABRELITE:
			imxgpio_clear_bit(EHCI_NITROGEN6X_USB_HUB_RST);
			imxgpio_set_dir(EHCI_NITROGEN6X_USB_HUB_RST, IMXGPIO_DIR_OUT);
			delay(1000 * 2);
			imxgpio_set_bit(EHCI_NITROGEN6X_USB_HUB_RST);
			delay(10);
			break;
		case BOARD_ID_IMX6_SABRESD:
			imxgpio_set_bit(EHCI_SABRESD_USB_PWR);
			imxgpio_set_dir(EHCI_SABRESD_USB_PWR, IMXGPIO_DIR_OUT);
			delay(10);
			break;
		case BOARD_ID_IMX6_UTILITE:
			imxgpio_clear_bit(EHCI_UTILITE_USB_HUB_RST);
			imxgpio_set_dir(EHCI_UTILITE_USB_HUB_RST, IMXGPIO_DIR_OUT);
			delay(10);
			imxgpio_set_bit(EHCI_UTILITE_USB_HUB_RST);
			delay(1000);
			break;
		}

		/* disable the carger detection, else signal on DP will be poor */
		imxccm_disable_usb2_chrg_detect();
		/* power host 1 */
		clk_enable(clk_get("pll7_usb_host"));
		clk_enable(clk_get("usbphy2_gate"));

		/* over current and polarity setting */
		bus_space_write_4(sc->iot, sc->nc_ioh, USBNC_USB_UH1_CTRL,
		    bus_space_read_4(sc->iot, sc->nc_ioh, USBNC_USB_UH1_CTRL) |
		    (USBNC_USB_UH1_CTRL_OVER_CUR_POL | USBNC_USB_UH1_CTRL_OVER_CUR_DIS));
	} else if (hmem.addr == USBOTG_ADDR) {
		/* enable usb port power */
		switch (board_id)
		{
		case BOARD_ID_IMX6_CUBOXI:
		case BOARD_ID_IMX6_HUMMINGBOARD:
			imxgpio_set_bit(EHCI_HUMMINGBOARD_USB_OTG_PWR);
			imxgpio_set_dir(EHCI_HUMMINGBOARD_USB_OTG_PWR, IMXGPIO_DIR_OUT);
			delay(10);
			break;
		}

		/* disable the carger detection, else signal on DP will be poor */
		imxccm_disable_usb1_chrg_detect();
		/* power host 0 */
		clk_enable(clk_get("pll3_usb_otg"));
		clk_enable(clk_get("usbphy1_gate"));

		/* over current and polarity setting */
		bus_space_write_4(sc->iot, sc->nc_ioh, USBNC_USB_OTG_CTRL,
		    bus_space_read_4(sc->iot, sc->nc_ioh, USBNC_USB_OTG_CTRL) |
		    (USBNC_USB_OTG_CTRL_OVER_CUR_POL | USBNC_USB_OTG_CTRL_OVER_CUR_DIS));
	}

	bus_space_write_4(sc->iot, sc->ph_ioh, USBPHY_CTRL_CLR,
	    USBPHY_CTRL_CLKGATE);

	/* Disable interrupts, so we don't get any spurious ones. */
	sc->sc_offs = EREAD1(sc, EHCI_CAPLENGTH);
	EOWRITE2(sc, EHCI_USBINTR, 0);

	/* Stop then Reset */
	uint32_t val = EOREAD4(sc, EHCI_USBCMD);
	val &= ~EHCI_CMD_RS;
	EOWRITE4(sc, EHCI_USBCMD, val);

	while (EOREAD4(sc, EHCI_USBCMD) & EHCI_CMD_RS)
		;

	val = EOREAD4(sc, EHCI_USBCMD);
	val |= EHCI_CMD_HCRESET;
	EOWRITE4(sc, EHCI_USBCMD, val);

	while (EOREAD4(sc, EHCI_USBCMD) & EHCI_CMD_HCRESET)
		;

	/* Reset USBPHY module */
	bus_space_write_4(sc->iot, sc->ph_ioh, USBPHY_CTRL_SET, USBPHY_CTRL_SFTRST);

	delay(10);

	/* Remove CLKGATE and SFTRST */
	bus_space_write_4(sc->iot, sc->ph_ioh, USBPHY_CTRL_CLR,
	    USBPHY_CTRL_CLKGATE | USBPHY_CTRL_SFTRST);

	delay(10);

	/* Power up the PHY */
	bus_space_write_4(sc->iot, sc->ph_ioh, USBPHY_PWD, 0);

	/* enable FS/LS device */
	bus_space_write_4(sc->iot, sc->ph_ioh, USBPHY_CTRL_SET,
	    USBPHY_CTRL_ENUTMILEVEL2 | USBPHY_CTRL_ENUTMILEVEL3);

	/* set host mode */
	EWRITE4(sc, EHCI_USBMODE,
	    EREAD4(sc, EHCI_USBMODE) | EHCI_USBMODE_HOST);

	/* set to UTMI mode */
	EOWRITE4(sc, EHCI_PORTSC(1),
	    EOREAD4(sc, EHCI_PORTSC(1)) & ~EHCI_PS_PTS_UTMI_MASK);

	printf("\n");

	if ((esc = (struct ehci_softc *)config_found(self, NULL, NULL)) == NULL)
		goto mmem;

	esc->iot = sc->iot;
	esc->ioh = sc->ioh;
	esc->sc_bus.dmatag = sc->sc_dmat;
	esc->sc_offs = sc->sc_offs;
	sc->sc_ih = arm_intr_establish(irq, IPL_USB,
	    ehci_intr, esc, esc->sc_bus.bdev.dv_xname);
	if (sc->sc_ih == NULL) {
		printf(": unable to establish interrupt\n");
		return;
	}

	strlcpy(esc->sc_vendor, "i.MX6", sizeof(esc->sc_vendor));
	r = ehci_init(esc);
	if (r != USBD_NORMAL_COMPLETION) {
		printf("%s: init failed, error=%d\n",
		    esc->sc_bus.bdev.dv_xname, r);
		goto intr;
	}

	printf("\n");

	config_found((struct device *)esc, &esc->sc_bus, usbctlprint);

	goto out;

intr:
	arm_intr_disestablish(sc->sc_ih);
	sc->sc_ih = NULL;
mmem:
	bus_space_unmap(sc->iot, sc->nc_ioh, mmem.size);
pmem:
	bus_space_unmap(sc->iot, sc->ph_ioh, pmem.size);
hmem:
	bus_space_unmap(sc->iot, sc->uh_ioh, sc->sc_size);
	sc->sc_size = 0;
out:
	return;
}
예제 #12
0
void
zynqusb_attach_common(device_t parent, device_t self, bus_space_tag_t iot,
    bus_dma_tag_t dmat, paddr_t iobase, size_t size, int intr, int flags,
    enum zynq_usb_if type, enum zynq_usb_role role)
{
	struct zynqehci_softc *sc = device_private(self);
	ehci_softc_t *hsc = &sc->sc_hsc;
	uint16_t hcirev;
	usbd_status r;
	uint32_t id, hwhost, hwdevice;
	const char *comma;

	sc->sc_hsc.sc_dev = self;
	sc->sc_iot = sc->sc_hsc.iot = iot;
	sc->sc_iftype = type;
	sc->sc_role = role;

	hsc->sc_bus.hci_private = sc;
	hsc->sc_bus.usbrev = USBREV_2_0;
	hsc->sc_flags |= EHCIF_ETTF;
	hsc->sc_vendor_init = zynqusb_init;

	aprint_normal("\n");

	if (bus_space_map(iot, iobase, size, 0, &sc->sc_ioh)) {

		aprint_error_dev(self, "unable to map device\n");
		return;
	}

	if (bus_space_subregion(iot, sc->sc_ioh,
		ZYNQUSB_EHCIREGS, ZYNQUSB_EHCI_SIZE - ZYNQUSB_EHCIREGS,
		&sc->sc_hsc.ioh)) {

		aprint_error_dev(self, "unable to map subregion\n");
		return;
	}

	id = bus_space_read_4(iot, sc->sc_ioh, ZYNQUSB_ID);
	hcirev = bus_space_read_2(iot, sc->sc_hsc.ioh, EHCI_HCIVERSION);

	aprint_normal_dev(self,
	    "Zynq USB Controller id=%d revision=%d version=%d\n",
	    (int)__SHIFTOUT(id, ZYNQUSB_ID_ID),
	    (int)__SHIFTOUT(id, ZYNQUSB_ID_REVISION),
	    (int)__SHIFTOUT(id, ZYNQUSB_ID_VERSION));
	aprint_normal_dev(self, "HCI revision=0x%x\n", hcirev);

	hwhost = bus_space_read_4(iot, sc->sc_ioh, ZYNQUSB_HWHOST);
	hwdevice = bus_space_read_4(iot, sc->sc_ioh, ZYNQUSB_HWDEVICE);

	aprint_normal_dev(self, "");

	comma = "";
	if (hwhost & HWHOST_HC) {
		int n_ports = 1 + __SHIFTOUT(hwhost, HWHOST_NPORT);
		aprint_normal("%d host port%s",
		    n_ports, n_ports > 1 ? "s" : "");
		comma = ", ";
	}

	if (hwdevice & HWDEVICE_DC) {
		int n_endpoints = __SHIFTOUT(hwdevice, HWDEVICE_DEVEP);
		aprint_normal("%sdevice capable, %d endpoint%s",
		    comma,
		    n_endpoints, n_endpoints > 1 ? "s" : "");
	}
	aprint_normal("\n");

	sc->sc_hsc.sc_bus.dmatag = dmat;

	sc->sc_hsc.sc_offs = bus_space_read_1(iot, sc->sc_hsc.ioh,
	    EHCI_CAPLENGTH);

	zynqusb_reset(sc);
	zynqusb_select_interface(sc, sc->sc_iftype);

	if (sc->sc_iftype == ZYNQUSBC_IF_ULPI) {
		bus_space_write_4(sc->sc_iot, sc->sc_ioh, ZYNQUSB_ULPIVIEW, 0);

		aprint_normal_dev(hsc->sc_dev,
		    "ULPI phy VID 0x%04x PID 0x%04x\n",
		    (ulpi_read(sc, ULPI_VENDOR_ID_LOW) |
			ulpi_read(sc, ULPI_VENDOR_ID_HIGH) << 8),
		    (ulpi_read(sc, ULPI_PRODUCT_ID_LOW) |
			ulpi_read(sc, ULPI_PRODUCT_ID_HIGH) << 8));

		ulpi_reset(sc);
	}

	if (sc->sc_iftype == ZYNQUSBC_IF_ULPI) {
		if(hsc->sc_bus.usbrev == USBREV_2_0) {
			ulpi_write(sc, ULPI_FUNCTION_CONTROL + ULPI_REG_CLEAR,
			    FUNCTION_CONTROL_XCVRSELECT);
			ulpi_write(sc, ULPI_FUNCTION_CONTROL + ULPI_REG_SET,
			    FUNCTION_CONTROL_TERMSELECT);
		} else {
			ulpi_write(sc, ULPI_FUNCTION_CONTROL + ULPI_REG_SET,
			    XCVRSELECT_FSLS);
			ulpi_write(sc, ULPI_FUNCTION_CONTROL + ULPI_REG_CLEAR,
			    FUNCTION_CONTROL_TERMSELECT);
		}

		ulpi_write(sc, ULPI_OTG_CONTROL + ULPI_REG_SET,
		    OTG_CONTROL_USEEXTVBUSIND |
		    OTG_CONTROL_DRVVBUSEXT |
		    OTG_CONTROL_DRVVBUS |
		    OTG_CONTROL_CHRGVBUS);
	}

	/* Disable interrupts, so we don't get any spurious ones. */
	EOWRITE4(hsc, EHCI_USBINTR, 0);

	intr_establish(intr, IPL_USB, IST_LEVEL, ehci_intr, hsc);

	/* Figure out vendor for root hub descriptor. */
	strlcpy(hsc->sc_vendor, "Xilinx", sizeof(hsc->sc_vendor));

	r = ehci_init(hsc);
	if (r != USBD_NORMAL_COMPLETION) {
		aprint_error_dev(self, "init failed, error=%d\n", r);
		return;
	}

	/* Attach usb device. */
	hsc->sc_child = config_found(self, &hsc->sc_bus, usbctlprint);
}
예제 #13
0
파일: pq3ehci.c 프로젝트: ryo/netbsd-src
static void
pq3ehci_attach(device_t parent, device_t self, void *aux)
{
	struct cpunode_softc * const psc = device_private(parent);
	struct pq3ehci_softc * const sc = device_private(self);
	struct cpunode_attach_args * const cna = aux;
	struct cpunode_locators * const cnl = &cna->cna_locs;
	int error;

	psc->sc_children |= cna->cna_childmask;
	sc->sc.iot = cna->cna_le_memt;	/* EHCI registers are little endian */
	sc->sc.sc_dev = self;
	sc->sc.sc_bus.ub_dmatag = cna->cna_dmat;
	sc->sc.sc_bus.ub_hcpriv = sc;
	sc->sc.sc_bus.ub_revision = USBREV_2_0;
	sc->sc.sc_ncomp = 0;
	sc->sc.sc_flags |= EHCIF_ETTF;
	sc->sc.sc_vendor_init = pq3ehci_init;

	aprint_naive(": USB controller\n");
	aprint_normal(": USB controller\n");

	error = bus_space_map(sc->sc.iot, cnl->cnl_addr, cnl->cnl_size, 0,
	    &sc->sc.ioh);
	if (error) {
		aprint_error_dev(self,
		    "can't map registers for %s#%u: %d\n",
		    cnl->cnl_name, cnl->cnl_instance, error);
		return;
	}
	sc->sc.sc_size = cnl->cnl_size;

	/*
	 * We need to tell the USB interface to snoop all off RAM starting
	 * at 0.  Since it can do it by powers of 2, get the highest RAM
	 * address and roughly round it to the next power of 2 and find
	 * the number of leading zero bits.
	 */
	cpu_write_4(cnl->cnl_addr + USB_SNOOP1,
	    SNOOP_2GB - __builtin_clz(curcpu()->ci_softc->cpu_highmem * 2 - 1));
	cpu_write_4(cnl->cnl_addr + USB_CONTROL, USB_EN);

	sc->sc_ih = intr_establish(cnl->cnl_intrs[0], IPL_USB, IST_ONCHIP,
	    ehci_intr, sc);
	if (sc->sc_ih == NULL) {
		aprint_error_dev(self, "failed to establish interrupt %d\n",
		     cnl->cnl_intrs[0]);
		goto fail;
	}
	aprint_normal_dev(self, "interrupting on irq %d\n",
	     cnl->cnl_intrs[0]);

	/* offs is needed for EOWRITEx */
	sc->sc.sc_offs = EREAD1(&sc->sc, EHCI_CAPLENGTH);

	/* Disable interrupts, so we don't get any spurious ones. */
	DPRINTF(("%s: offs=%d\n", device_xname(self), sc->sc.sc_offs));
	EOWRITE4(&sc->sc, EHCI_USBINTR, 0);

	error = ehci_init(&sc->sc);
	if (error) {
		aprint_error_dev(self, "init failed, error=%d\n", error);
		goto fail;
	}

	/* Attach usb device. */
	sc->sc.sc_child = config_found(self, &sc->sc.sc_bus, usbctlprint);
	return;

fail:
	if (sc->sc_ih) {
		intr_disestablish(sc->sc_ih);
		sc->sc_ih = NULL;
	}
	if (sc->sc.sc_size) {
		bus_space_unmap(sc->sc.iot, sc->sc.ioh, sc->sc.sc_size);
		sc->sc.sc_size = 0;
	}
	return;
}
예제 #14
0
파일: ehci_arbus.c 프로젝트: ryo/netbsd-src
void
ehci_arbus_attach(device_t parent, device_t self, void *aux)
{
	ehci_softc_t *sc = device_private(self);
	struct arbus_attach_args * const aa = aux;
	void *ih = NULL;
	int error;

	sc->iot = aa->aa_bst_le;
	sc->sc_size = aa->aa_size;
	//sc->sc_bus.ub_hcpriv = sc;
	sc->sc_bus.ub_dmatag = aa->aa_dmat;
	sc->sc_bus.ub_revision = USBREV_1_0;
	sc->sc_flags |= EHCIF_ETTF;
	sc->sc_vendor_init = ehci_arbus_init;

	error = bus_space_map(aa->aa_bst, aa->aa_addr, aa->aa_size, 0,
	    &sc->ioh);

	if (error) {
		aprint_error(": failed to map registers: %d\n", error);
		return;
	}

	/* The recommended value is 0x20 for both ports and the host */
	REGVAL(AR9344_USB_CONFIG_BASE) = 0x20c00;	/* magic */
	DELAY(1000);

	/* get offset to operational regs */
	uint32_t r = bus_space_read_4(aa->aa_bst, sc->ioh, 0);
	if (r != 0x40) {
		aprint_error(": error: CAPLENGTH (%#x) != 0x40\n", sc->sc_offs);
		return;
	}

	sc->sc_offs = EREAD1(sc, EHCI_CAPLENGTH);

	aprint_normal("\n");

	/* Disable EHCI interrupts */
	EOWRITE4(sc, EHCI_USBINTR, 0);

	/* establish interrupt */
	ih = arbus_intr_establish(aa->aa_cirq, aa->aa_mirq, ehci_intr, sc);
	if (ih == NULL)
		panic("%s: couldn't establish interrupt",
		    device_xname(self));

	/*
	 * There are no companion controllers
	 */
	sc->sc_ncomp = 0;

	error = ehci_init(sc);
	if (error) {
		aprint_error("%s: init failed, error=%d\n", device_xname(self),
		    error);
		if (ih != NULL)
			arbus_intr_disestablish(ih);
		return;
	}

	/* Attach USB device */
	sc->sc_child = config_found(self, &sc->sc_bus, usbctlprint);
}