Ejemplo n.º 1
0
int ehci_hcd_init(int index, enum usb_init_type init,
		struct ehci_hccr **hccr, struct ehci_hcor **hcor)
{
	struct usb_ehci *ehci;

	/* The only user for this is efikamx-usb */
	ehci_set_controller_priv(index, NULL, &mx5_ehci_ops);
	set_usboh3_clk();
	enable_usboh3_clk(true);
	set_usb_phy_clk();
	enable_usb_phy1_clk(true);
	enable_usb_phy2_clk(true);
	mdelay(1);

	/* Do board specific initialization */
	board_ehci_hcd_init(CONFIG_MXC_USB_PORT);

	ehci = (struct usb_ehci *)(OTG_BASE_ADDR +
		(0x200 * CONFIG_MXC_USB_PORT));
	*hccr = (struct ehci_hccr *)((uint32_t)&ehci->caplength);
	*hcor = (struct ehci_hcor *)((uint32_t)*hccr +
			HC_LENGTH(ehci_readl(&(*hccr)->cr_capbase)));
	setbits_le32(&ehci->usbmode, CM_HOST);

	__raw_writel(CONFIG_MXC_USB_PORTSC, &ehci->portsc);
	setbits_le32(&ehci->portsc, USB_EN);

	mxc_set_usbcontrol(CONFIG_MXC_USB_PORT, CONFIG_MXC_USB_FLAGS);
	mdelay(10);

	/* Do board specific post-initialization */
	board_ehci_hcd_postinit(ehci, CONFIG_MXC_USB_PORT);

	return 0;
}
Ejemplo n.º 2
0
int ehci_hcd_init(void)
{
	struct usb_ehci *ehci;
#ifdef CONFIG_MX53
	struct clkctl *sc_regs = (struct clkctl *)CCM_BASE_ADDR;
	u32 reg;

	reg = __raw_readl(&sc_regs->cscmr1) & ~(1 << 26);
	/* derive USB PHY clock multiplexer from PLL3 */
	reg |= 1 << 26;
	__raw_writel(reg, &sc_regs->cscmr1);
#endif

	set_usboh3_clk();
	enable_usboh3_clk(1);
	set_usb_phy2_clk();
	enable_usb_phy2_clk(1);
	mdelay(1);

	/* Do board specific initialization */
	board_ehci_hcd_init(CONFIG_MXC_USB_PORT);

	ehci = (struct usb_ehci *)(OTG_BASE_ADDR +
		(0x200 * CONFIG_MXC_USB_PORT));
	hccr = (struct ehci_hccr *)((uint32_t)&ehci->caplength);
	hcor = (struct ehci_hcor *)((uint32_t)hccr +
			HC_LENGTH(ehci_readl(&hccr->cr_capbase)));
	setbits_le32(&ehci->usbmode, CM_HOST);

	__raw_writel(CONFIG_MXC_USB_PORTSC, &ehci->portsc);
	setbits_le32(&ehci->portsc, USB_EN);

	mxc_set_usbcontrol(CONFIG_MXC_USB_PORT, CONFIG_MXC_USB_FLAGS);
	mdelay(10);

	/* Do board specific post-initialization */
	board_ehci_hcd_postinit(ehci, CONFIG_MXC_USB_PORT);

	return 0;
}
Ejemplo n.º 3
0
int ehci_hcd_init(int index, struct ehci_hccr **hccr, struct ehci_hcor **hcor)
{
	struct usb_ehci *ehci;
	u32 reg;
#ifdef CONFIG_MX53
	struct clkctl *sc_regs = (struct clkctl *)CCM_BASE_ADDR;

	reg = __raw_readl(&sc_regs->cscmr1) & ~(1 << 26);
	/* derive USB PHY clock multiplexer from PLL3 */
	reg |= 1 << 26;
	__raw_writel(reg, &sc_regs->cscmr1);
#endif

if (clks_run == 0) {
	set_usboh3_clk();
	enable_usboh3_clk(1);
	set_usb_phy_clk();
	enable_usb_phy1_clk(1);
	enable_usb_phy2_clk(1);
	mdelay(1);
	clks_run = 1;
}

#ifndef CONFIG_MXC_USB_PORT1SC
#define	CONFIG_MXC_USB_PORT1SC	(2 << 30)
#define	CONFIG_MXC_USB_FLAGS1	0
#endif
#ifndef CONFIG_MXC_USB_PORT2SC
#define	CONFIG_MXC_USB_PORT2SC	(2 << 30)
#define	CONFIG_MXC_USB_FLAGS2	0
#endif

	/* Do board specific initialization */
	board_ehci_hcd_init(index);

	ehci = (struct usb_ehci *)(OTG_BASE_ADDR +
		(0x200 * index));
	*hccr = (struct ehci_hccr *)((uint32_t)&ehci->caplength);
	*hcor = (struct ehci_hcor *)((uint32_t)*hccr +
			HC_LENGTH(ehci_readl(&(*hccr)->cr_capbase)));
	setbits_le32(&ehci->usbmode, CM_HOST);

	switch (index) {
	case 0:
		__raw_writel(CONFIG_MXC_USB_PORTSC, &ehci->portsc);
		setbits_le32(&ehci->portsc, USB_EN);
		mxc_set_usbcontrol(index, CONFIG_MXC_USB_FLAGS);
		break;
	case 1:
		__raw_writel(CONFIG_MXC_USB_PORT1SC, &ehci->portsc);
		setbits_le32(&ehci->portsc, USB_EN);
		mxc_set_usbcontrol(index, CONFIG_MXC_USB_FLAGS1);
		break;
	case 2:
		__raw_writel(CONFIG_MXC_USB_PORT2SC, &ehci->portsc);
		setbits_le32(&ehci->portsc, USB_EN);
		mxc_set_usbcontrol(index, CONFIG_MXC_USB_FLAGS2);
		break;
//	case 3:
//		__raw_writel(CONFIG_MXC_USB_PORT3SC, &ehci->portsc);
//		setbits_le32(&ehci->portsc, USB_EN);
//		mxc_set_usbcontrol(index, CONFIG_MXC_USB_FLAGS3);
//		break;
	}

	/* Do board specific post-initialization */
	board_ehci_hcd_postinit(ehci, index);

	return 0;
}