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usb: cdns3: core: quit if it uses role switch class

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If the board uses role switch class for switching the role, it should
not depends on SoC OTG hardware siginal any more, so quit early.

Signed-off-by: Peter Chen <peter.chen@nxp.com>
Signed-off-by: Felipe Balbi <balbi@kernel.org>
This commit is contained in:
Peter Chen 2020-09-01 10:33:48 +08:00 committed by Felipe Balbi
parent a609ce2a13
commit 50642709f6
1 changed files with 4 additions and 0 deletions
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4
drivers/usb/cdns3/core.c
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@ -280,6 +280,10 @@ int cdns3_hw_role_switch(struct cdns3 *cdns)
enum usb_role real_role, current_role; enum usb_role real_role, current_role;
int ret = 0; int ret = 0;
/* Depends on role switch class */
if (cdns->role_sw)
return 0;
pm_runtime_get_sync(cdns->dev); pm_runtime_get_sync(cdns->dev);
current_role = cdns->role; current_role = cdns->role;