[PATCH v3 2/7] drivers: nubus: Avoids building driver if CONFIG_NUBUS is disabled

Avoids building driver if 'make drivers/nubus/' is called and
CONFIG_NUBUS is disabled.
Avoids building proc.o if CONFIG_PROC_FS is enabled but
CONFIG_NUBUS is disabled.

Signed-off-by: Leonardo Brás <[email protected]>
---
 drivers/nubus/Makefile | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/nubus/Makefile b/drivers/nubus/Makefile
index 6d063cde39d1..1daa51217e95 100644
--- a/drivers/nubus/Makefile
+++ b/drivers/nubus/Makefile
@@ -2,6 +2,7 @@
 # Makefile for the nubus specific drivers.
 #
 
-obj-y := nubus.o bus.o
+obj-$(CONFIG_NUBUS) := nubus_all.o
+nubus_all-y += bus.o nubus.o
 
-obj-$(CONFIG_PROC_FS) += proc.o
+nubus_all-$(CONFIG_PROC_FS) += proc.o
-- 
2.19.0