As the OTG transceiver driver usually starts first, it should already
have default_a variable set according to ID pin state, so don't
override it. In case default_a was not changed by trasceiver, it will
default to 0 and this code will work as before.
Signed-off-by: Grazvydas Ignotas <notasas@xxxxxxxxx>
---
drivers/usb/musb/musb_core.c | 10 +++++++---
1 file changed, 7 insertions(+), 3 deletions(-)
diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index 60b41cc..f95404e 100644
--- a/drivers/usb/musb/musb_core.c
+++ b/drivers/usb/musb/musb_core.c
@@ -1955,9 +1955,13 @@ musb_init_controller(struct device *dev, int nIrq, void __iomem *ctrl)
musb_write_ulpi_buscontrol(musb->mregs, busctl);
}
- MUSB_DEV_MODE(musb);
- musb->xceiv->otg->default_a = 0;
- musb->xceiv->state = OTG_STATE_B_IDLE;
+ if (musb->xceiv->otg->default_a) {
+ MUSB_HST_MODE(musb);
+ musb->xceiv->state = OTG_STATE_A_IDLE;
+ } else {
+ MUSB_DEV_MODE(musb);
+ musb->xceiv->state = OTG_STATE_B_IDLE;
+ }
status = musb_gadget_setup(musb);
--
1.7.9.5
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