Messages in this thread Patch in this message | | | From | Igor Opaniuk <> | Subject | [PATCH v2 2/3] usb: chipidea: set mode for usb phy driver | Date | Thu, 10 Oct 2019 16:56:55 +0300 |
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From: Li Jun <jun.li@nxp.com>
After enters one specific role, notify usb phy driver.
Signed-off-by: Li Jun <jun.li@nxp.com> Signed-off-by: Igor Opaniuk <igor.opaniuk@toradex.com> ---
v2: - restored original commit author - fixed build for multi_v7
drivers/usb/chipidea/ci.h | 21 ++++++++++++++++++--- 1 file changed, 18 insertions(+), 3 deletions(-)
diff --git a/drivers/usb/chipidea/ci.h b/drivers/usb/chipidea/ci.h index 6911aef500e9..cf9cc9402826 100644 --- a/drivers/usb/chipidea/ci.h +++ b/drivers/usb/chipidea/ci.h @@ -275,9 +275,21 @@ static inline int ci_role_start(struct ci_hdrc *ci, enum ci_role role) return -ENXIO; ret = ci->roles[role]->start(ci); - if (!ret) - ci->role = role; - return ret; + if (ret) + return ret; + + ci->role = role; + + if (ci->usb_phy) { + if (role == CI_ROLE_HOST) + usb_phy_set_mode(ci->usb_phy, + USB_CURRENT_MODE_HOST); + else + usb_phy_set_mode(ci->usb_phy, + USB_CURRENT_MODE_DEVICE); + } + + return 0; } static inline void ci_role_stop(struct ci_hdrc *ci) @@ -290,6 +302,9 @@ static inline void ci_role_stop(struct ci_hdrc *ci) ci->role = CI_ROLE_END; ci->roles[role]->stop(ci); + + if (ci->usb_phy) + usb_phy_set_mode(ci->usb_phy, USB_CURRENT_MODE_NONE); } static inline enum usb_role ci_role_to_usb_role(struct ci_hdrc *ci) -- 2.17.1
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