mailbox: Add HAS_DMA Kconfig dependency to BCM_PDC_MBOX

Add HAS_DMA Kconfig dependency to BCM_PDC_MBOX to avoid link
error on some platforms.

Reported-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Rob Rice <rrice@broadcom.com>
Acked-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Jassi Brar <jaswinder.singh@linaro.org>

diff --git a/drivers/mailbox/Kconfig b/drivers/mailbox/Kconfig
index 97c372908e78d23be7f0feed7c99c074f1e8ca34..7817d40d81e74ad282b1760b1dc50d090d10670d 100644 (file)
--- a/drivers/mailbox/Kconfig
+++ b/drivers/mailbox/Kconfig
@@ -127,6 +127,7 @@ config XGENE_SLIMPRO_MBOX
 config BCM_PDC_MBOX
        tristate "Broadcom PDC Mailbox"
        depends on ARM64 || COMPILE_TEST
+       depends on HAS_DMA
        default ARCH_BCM_IPROC
        help
          Mailbox implementation for the Broadcom PDC ring manager,