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authorVineet Gupta <vgupta@synopsys.com>2014-04-05 15:30:22 +0530
committerVineet Gupta <vgupta@synopsys.com>2014-04-05 18:36:51 +0530
commit61fb4bfc010b0d2940f7fd87acbce6a0f03217cb (patch)
tree7d09af294659c32a6deffe0c28aba1e2d04c48ce /arch/arc
parent6eda477b3c54b8236868c8784e5e042ff14244f0 (diff)
downloadblackbird-op-linux-61fb4bfc010b0d2940f7fd87acbce6a0f03217cb.tar.gz
blackbird-op-linux-61fb4bfc010b0d2940f7fd87acbce6a0f03217cb.zip
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>
Diffstat (limited to 'arch/arc')
-rw-r--r--arch/arc/boot/dts/nsimosci.dts5
-rw-r--r--arch/arc/configs/nsimosci_defconfig1
2 files changed, 5 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 {
diff --git a/arch/arc/configs/nsimosci_defconfig b/arch/arc/configs/nsimosci_defconfig
index 451af30914f6..c01ba35a4eff 100644
--- a/arch/arc/configs/nsimosci_defconfig
+++ b/arch/arc/configs/nsimosci_defconfig
@@ -54,6 +54,7 @@ CONFIG_SERIO_ARC_PS2=y
CONFIG_SERIAL_8250=y
CONFIG_SERIAL_8250_CONSOLE=y
CONFIG_SERIAL_8250_DW=y
+CONFIG_SERIAL_OF_PLATFORM=y
CONFIG_SERIAL_ARC=y
CONFIG_SERIAL_ARC_CONSOLE=y
# CONFIG_HW_RANDOM is not set
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