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usb: xhci-rockchip: add rockchip dwc3 controller driver

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This patch add support for rockchip dwc3 controller, which corresponding
to the two type-C port on rk3399 evb.
Only support usb2.0 currently for we have not enable the usb3.0 phy
driver and PD(fusb302) driver.

Signed-off-by: MengDongyang <daniel.meng@rock-chips.com>
Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
Reviewed-by: Marek Vasut <marex@denx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
MengDongyang 2016-08-24 12:02:17 +08:00 • committed by Simon Glass
parent aa89b554b7
commit b44566c4ce
3 changed files with 226 additions and 0 deletions
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14
include/linux/usb/dwc3.h
View file

@ -180,7 +180,21 @@ struct dwc3 { /* offset: 0xC100 */
/* Global USB2 PHY Configuration Register */
#define DWC3_GUSB2PHYCFG_PHYSOFTRST (1 << 31)
#define DWC3_GUSB2PHYCFG_U2_FREECLK_EXISTS (1 << 30)
#define DWC3_GUSB2PHYCFG_ENBLSLPM (1 << 8)
#define DWC3_GUSB2PHYCFG_SUSPHY (1 << 6)
#define DWC3_GUSB2PHYCFG_PHYIF (1 << 3)
/* Global USB2 PHY Configuration Mask */
#define DWC3_GUSB2PHYCFG_USBTRDTIM_MASK (0xf << 10)
/* Global USB2 PHY Configuration Offset */
#define DWC3_GUSB2PHYCFG_USBTRDTIM_OFFSET 10
#define DWC3_GUSB2PHYCFG_USBTRDTIM_16BIT (0x5 << \
DWC3_GUSB2PHYCFG_USBTRDTIM_OFFSET)
#define DWC3_GUSB2PHYCFG_USBTRDTIM_8BIT (0x9 << \
DWC3_GUSB2PHYCFG_USBTRDTIM_OFFSET)
/* Global USB3 PIPE Control Register */
#define DWC3_GUSB3PIPECTL_PHYSOFTRST (1 << 31)