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authorMischa Jonker <mjonker@synopsys.com>2013-05-16 19:36:08 +0200
committerVineet Gupta <vgupta@synopsys.com>2014-04-05 18:36:45 +0530
commit6eda477b3c54b8236868c8784e5e042ff14244f0 (patch)
treeabec47d9ce68a1a239c9a35e41d420a233163f0a /arch/arc
parentc3441edd2dea83923421fd6050d2ffdc57696323 (diff)
downloadlinux-linaro-stable-6eda477b3c54b8236868c8784e5e042ff14244f0.tar.gz
ARC: [nsimosci] Change .dts to use generic 8250 UART
The Synopsys APB DW UART has a couple of special features that are not in the System C model. In 3.8, the 8250_dw driver didn't really use these features, but from 3.9 onwards, the 8250_dw driver has become incompatible with our model. Signed-off-by: Mischa Jonker <mjonker@synopsys.com> 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.dts7
1 files changed, 3 insertions, 4 deletions
diff --git a/arch/arc/boot/dts/nsimosci.dts b/arch/arc/boot/dts/nsimosci.dts
index ea16d782af58..8bd238c34c7d 100644
--- a/arch/arc/boot/dts/nsimosci.dts
+++ b/arch/arc/boot/dts/nsimosci.dts
@@ -11,7 +11,7 @@
/ {
compatible = "snps,nsimosci";
- clock-frequency = <80000000>; /* 80 MHZ */
+ clock-frequency = <20000000>; /* 20 MHZ */
#address-cells = <1>;
#size-cells = <1>;
interrupt-parent = <&intc>;
@@ -44,15 +44,14 @@
};
uart0: serial@c0000000 {
- compatible = "snps,dw-apb-uart";
+ compatible = "ns8250";
reg = <0xc0000000 0x2000>;
interrupts = <11>;
- #clock-frequency = <80000000>;
clock-frequency = <3686400>;
baud = <115200>;
reg-shift = <2>;
reg-io-width = <4>;
- status = "okay";
+ no-loopback-test = <1>;
};
pgu0: pgu@c9000000 {