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author | Paul Cercueil <paul@crapouillou.net> | 2022-10-26 19:26:54 +0100 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-11-09 12:39:13 +0100 |
commit | 0afddf1e49d1172a87c7a73002e62aa66b6af677 (patch) | |
tree | 234514efaf9f2cc35bf8be9b99c74f8afa1395b0 /drivers/usb/musb | |
parent | a6d45ea063f0a9272f62925c8150439af5640e74 (diff) | |
download | linux-0afddf1e49d1172a87c7a73002e62aa66b6af677.tar.gz linux-0afddf1e49d1172a87c7a73002e62aa66b6af677.tar.bz2 linux-0afddf1e49d1172a87c7a73002e62aa66b6af677.zip |
usb: musb: Support setting OTG mode using generic PHY
When musb->xceiv is not provided but musb->phy is, support setting the
OTG mode (host, peripheral) using the generic PHY framework.
Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Link: https://lore.kernel.org/r/20221026182657.146630-5-paul@crapouillou.net
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/musb')
-rw-r--r-- | drivers/usb/musb/musb_gadget.c | 4 | ||||
-rw-r--r-- | drivers/usb/musb/musb_host.c | 2 |
2 files changed, 6 insertions, 0 deletions
diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c index 66c8b32b16bb..6cb9514ef340 100644 --- a/drivers/usb/musb/musb_gadget.c +++ b/drivers/usb/musb/musb_gadget.c @@ -1854,6 +1854,8 @@ static int musb_gadget_start(struct usb_gadget *g, if (musb->xceiv) otg_set_peripheral(musb->xceiv->otg, &musb->g); + else + phy_set_mode(musb->phy, PHY_MODE_USB_DEVICE); musb_set_state(musb, OTG_STATE_B_IDLE); spin_unlock_irqrestore(&musb->lock, flags); @@ -1905,6 +1907,8 @@ static int musb_gadget_stop(struct usb_gadget *g) if (musb->xceiv) otg_set_peripheral(musb->xceiv->otg, NULL); + else + phy_set_mode(musb->phy, PHY_MODE_INVALID); musb->is_active = 0; musb->gadget_driver = NULL; diff --git a/drivers/usb/musb/musb_host.c b/drivers/usb/musb/musb_host.c index 8ad39ecd3b6f..a02c29216955 100644 --- a/drivers/usb/musb/musb_host.c +++ b/drivers/usb/musb/musb_host.c @@ -2726,6 +2726,8 @@ int musb_host_setup(struct musb *musb, int power_budget) if (musb->xceiv) { otg_set_host(musb->xceiv->otg, &hcd->self); musb->xceiv->otg->host = &hcd->self; + } else { + phy_set_mode(musb->phy, PHY_MODE_USB_HOST); } /* don't support otg protocols */ |