ARC: [nsimosci] Unbork console

Despite the switch to right UART driver (prev patch), serial console
still doesn't work due to missing CONFIG_SERIAL_OF_PLATFORM

Also fix the default cmdline in DT to not refer to out-of-tree
ARC framebuffer driver for console.

Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Cc: <stable@vger.kernel.org>   #3.10, 3.12, 3.13, 3.14
Cc: Francois Bedard <Francois.Bedard@synopsys.com>

1 files changed, 4 insertions, 1 deletions

diff --git a/arch/arc/boot/dts/nsimosci.dts b/arch/arc/boot/dts/nsimosci.dts
index 8bd238c34c7d..4f31b2eb5cdf 100644
--- a/arch/arc/boot/dts/nsimosci.dts
+++ b/arch/arc/boot/dts/nsimosci.dts
@@ -17,7 +17,10 @@
         interrupt-parent = <&intc>;
 
         chosen {
-                bootargs = "console=tty0 consoleblank=0";
+                /* this is for console on PGU */
+                /* bootargs = "console=tty0 consoleblank=0"; */
+                /* this is for console on serial */
+                bootargs = "earlycon=uart8250,mmio32,0xc0000000,115200n8 console=ttyS0,115200n8 consoleblank=0 debug";
         };
 
         aliases {