[PATCH] crypto: brcm - remove BCM_PDC_MBOX dependency in Kconfig

SPU driver is dependent on generic MAILBOX API's to
communicate with underlying DMA engine driver.

So this patch removes BCM_PDC_MBOX "depends on" for SPU driver
in Kconfig and adds MAILBOX as dependent module.

Fixes: 9d12ba86f818 ("crypto: brcm - Add Broadcom SPU driver")
Signed-off-by: Raveendra Padasalagi <redacted>
Reviewed-by: Ray Jui <redacted>
Reviewed-by: Scott Branden <scott.branden@broadcom.com>
Cc: stable@vger.kernel.org
---
 drivers/crypto/Kconfig | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/crypto/Kconfig b/drivers/crypto/Kconfig
index fb1e60f..778fc1b 100644
--- a/drivers/crypto/Kconfig
+++ b/drivers/crypto/Kconfig

@@ -629,7 +629,7 @@ source "drivers/crypto/virtio/Kconfig"
 config CRYPTO_DEV_BCM_SPU
 	tristate "Broadcom symmetric crypto/hash acceleration support"
 	depends on ARCH_BCM_IPROC
-	depends on BCM_PDC_MBOX
+	depends on MAILBOX
 	default m
 	select CRYPTO_DES
 	select CRYPTO_MD5

-- 
1.9.1