diff options
| author | Thinh Nguyen <thinh.nguyen@synopsys.com> | 2018-11-08 12:06:48 -0800 |
|---|---|---|
| committer | Felipe Balbi <felipe.balbi@linux.intel.com> | 2018-11-26 09:06:32 +0200 |
| commit | 475d8e0197f1bcf4647041f46206ffc1a16d15dd (patch) | |
| tree | f32be3c4bdff0b28ee5283f2b4c1007a70c7aae2 /drivers/usb/dwc3 | |
| parent | 772a7a724f69d258025fedd87dde1aafe4171aef (diff) | |
usb: dwc3: Track DWC_usb31 VERSIONTYPE
Add a new field to dwc3 structure to track VERSIONTYPE. The VERSIONTYPE
is represented in ASCII in the 32-bit VERSIONTYPE register. In
DWC_usb31, sub releases for each version are tracked with VERSIONTYPE
such as "ea01" and "ea02".
Signed-off-by: Thinh Nguyen <thinhn@synopsys.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Diffstat (limited to 'drivers/usb/dwc3')
| -rw-r--r-- | drivers/usb/dwc3/core.c | 1 | ||||
| -rw-r--r-- | drivers/usb/dwc3/core.h | 10 |
2 files changed, 11 insertions, 0 deletions
diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c index 8f6d9c6f016e..eb064a65363c 100644 --- a/drivers/usb/dwc3/core.c +++ b/drivers/usb/dwc3/core.c @@ -705,6 +705,7 @@ static bool dwc3_core_is_valid(struct dwc3 *dwc) /* Detected DWC_usb31 IP */ dwc->revision = dwc3_readl(dwc->regs, DWC3_VER_NUMBER); dwc->revision |= DWC3_REVISION_IS_DWC31; + dwc->version_type = dwc3_readl(dwc->regs, DWC3_VER_TYPE); } else { return false; } diff --git a/drivers/usb/dwc3/core.h b/drivers/usb/dwc3/core.h index eec4b9735fb7..709e8dd356ee 100644 --- a/drivers/usb/dwc3/core.h +++ b/drivers/usb/dwc3/core.h @@ -928,6 +928,7 @@ struct dwc3_scratchpad_array { * @u1u2: only used on revisions <1.83a for workaround * @maximum_speed: maximum speed requested (mainly for testing purposes) * @revision: revision register contents + * @version_type: VERSIONTYPE register contents, a sub release of a revision * @dr_mode: requested mode of operation * @current_dr_role: current role of operation when in dual-role mode * @desired_dr_role: desired role of operation when in dual-role mode @@ -1117,6 +1118,15 @@ struct dwc3 { #define DWC3_USB31_REVISION_110A (0x3131302a | DWC3_REVISION_IS_DWC31) #define DWC3_USB31_REVISION_120A (0x3132302a | DWC3_REVISION_IS_DWC31) + u32 version_type; + +#define DWC31_VERSIONTYPE_EA01 0x65613031 +#define DWC31_VERSIONTYPE_EA02 0x65613032 +#define DWC31_VERSIONTYPE_EA03 0x65613033 +#define DWC31_VERSIONTYPE_EA04 0x65613034 +#define DWC31_VERSIONTYPE_EA05 0x65613035 +#define DWC31_VERSIONTYPE_EA06 0x65613036 + enum dwc3_ep0_next ep0_next_event; enum dwc3_ep0_state ep0state; enum dwc3_link_state link_state; |