bcma: add support for BCM47094

It's another SoC with 32 GPIOs and simplified watchdog handling. It was
tested on D-Link DIR-885L.

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
diff --git a/drivers/bcma/driver_gpio.c b/drivers/bcma/driver_gpio.c
index 504899a7..77b0738f 100644
--- a/drivers/bcma/driver_gpio.c
+++ b/drivers/bcma/driver_gpio.c
@@ -197,6 +197,7 @@
 	case BCMA_CHIP_ID_BCM4707:
 	case BCMA_CHIP_ID_BCM5357:
 	case BCMA_CHIP_ID_BCM53572:
+	case BCMA_CHIP_ID_BCM47094:
 		chip->ngpio	= 32;
 		break;
 	default: