usb: musb: dsps: check for the single bit



We want to check if that particular bit is
set. It could very well be that bootloader
(or romcode) has fiddled with MUSB before
us which could leave other bits set in this
register.

Tested-by: Bin Liu <b-liu@ti.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

parent 52b9e6eb

drivers/usb/musb/musb_dsps.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -475,7 +475,7 @@ static int dsps_musb_init(struct musb *musb)
		* logic enabled.
		*/
		val = dsps_readb(musb->mregs, MUSB_BABBLE_CTL);
		if (val == MUSB_BABBLE_RCV_DISABLE) {
		if (val & MUSB_BABBLE_RCV_DISABLE) {
		glue->sw_babble_enabled = true;
		val \|= MUSB_BABBLE_SW_SESSION_CTRL;
		dsps_writeb(musb->mregs, MUSB_BABBLE_CTL, val);