Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 475d8e01 authored by Thinh Nguyen's avatar Thinh Nguyen Committed by Felipe Balbi
Browse files

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: default avatarThinh Nguyen <thinhn@synopsys.com>
Signed-off-by: default avatarFelipe Balbi <felipe.balbi@linux.intel.com>
parent 772a7a72

drivers/usb/dwc3/core.c

+1 −0
Original line number Diff line number Diff line
@@ -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;

	}

drivers/usb/dwc3/core.h

+10 −0
Original line number Diff line number Diff line
@@ -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;