diff options
| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-04-22 22:25:26 (GMT) |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-04-22 22:25:26 (GMT) |
| commit | 09091a4d5f2dd378dcf71de50b48cdacc58a8ac0 (patch) | |
| tree | d50e37ebb5591fa1e723f32bde077dbdf726b78b /drivers/usb/gadget/fsl_udc_core.c | |
| parent | 66f75a5d028beaf67c931435fdc3e7823125730c (diff) | |
| parent | 3a1c2a82204f5376f484d82cb18189afc2145c77 (diff) | |
| download | linux-fsl-qoriq-09091a4d5f2dd378dcf71de50b48cdacc58a8ac0.tar.xz | |
Merge 3.4-rc4 into usb-next.
This resolves the conflict in:
drivers/usb/host/ehci-fsl.c
And picks up loads of xhci bugfixes to make it easier for others to test
with.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/gadget/fsl_udc_core.c')
| -rw-r--r-- | drivers/usb/gadget/fsl_udc_core.c | 28 |
1 files changed, 23 insertions, 5 deletions
diff --git a/drivers/usb/gadget/fsl_udc_core.c b/drivers/usb/gadget/fsl_udc_core.c index 55abfb6..0d9b2fa 100644 --- a/drivers/usb/gadget/fsl_udc_core.c +++ b/drivers/usb/gadget/fsl_udc_core.c @@ -1,5 +1,5 @@ /* - * Copyright (C) 2004-2007,2011 Freescale Semiconductor, Inc. + * Copyright (C) 2004-2007,2011-2012 Freescale Semiconductor, Inc. * All rights reserved. * * Author: Li Yang <leoli@freescale.com> @@ -58,9 +58,8 @@ static const char driver_name[] = "fsl-usb2-udc"; static const char driver_desc[] = DRIVER_DESC; static struct usb_dr_device *dr_regs; -#ifndef CONFIG_ARCH_MXC + static struct usb_sys_interface *usb_sys_regs; -#endif /* it is initialized in probe() */ static struct fsl_udc *udc_controller = NULL; @@ -244,10 +243,9 @@ static int dr_controller_setup(struct fsl_udc *udc) { unsigned int tmp, portctrl, ep_num; unsigned int max_no_of_ep; -#ifndef CONFIG_ARCH_MXC unsigned int ctrl; -#endif unsigned long timeout; + #define FSL_UDC_RESET_TIMEOUT 1000 /* Config PHY interface */ @@ -255,12 +253,32 @@ static int dr_controller_setup(struct fsl_udc *udc) portctrl &= ~(PORTSCX_PHY_TYPE_SEL | PORTSCX_PORT_WIDTH); switch (udc->phy_mode) { case FSL_USB2_PHY_ULPI: + if (udc->pdata->have_sysif_regs) { + if (udc->pdata->controller_ver) { + /* controller version 1.6 or above */ + ctrl = __raw_readl(&usb_sys_regs->control); + ctrl &= ~USB_CTRL_UTMI_PHY_EN; + ctrl |= USB_CTRL_USB_EN; + __raw_writel(ctrl, &usb_sys_regs->control); + } + } portctrl |= PORTSCX_PTS_ULPI; break; case FSL_USB2_PHY_UTMI_WIDE: portctrl |= PORTSCX_PTW_16BIT; /* fall through */ case FSL_USB2_PHY_UTMI: + if (udc->pdata->have_sysif_regs) { + if (udc->pdata->controller_ver) { + /* controller version 1.6 or above */ + ctrl = __raw_readl(&usb_sys_regs->control); + ctrl |= (USB_CTRL_UTMI_PHY_EN | + USB_CTRL_USB_EN); + __raw_writel(ctrl, &usb_sys_regs->control); + mdelay(FSL_UTMI_PHY_DLY); /* Delay for UTMI + PHY CLK to become stable - 10ms*/ + } + } portctrl |= PORTSCX_PTS_UTMI; break; case FSL_USB2_PHY_SERIAL: |