brcmfmac: sdio module load fix.

On sdio module unload followed by load (without removing the
device) the access window should be moved back to enumeration
space. Force this by removing initialisation of sbwad during
probe.

Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c

@@ -516,9 +516,6 @@ int brcmf_sdio_probe(struct brcmf_sdio_dev *sdiodev)
 
 	regs = SI_ENUM_BASE;
 
-	/* Report the BAR, to fix if needed */
-	sdiodev->sbwad = SI_ENUM_BASE;
-
 	/* try to attach to the target device */
 	sdiodev->bus = brcmf_sdbrcm_probe(regs, sdiodev);
 	if (!sdiodev->bus) {