Set the default status for UARTs to disabled in the zynq-7000.dtsi file and let board dts files enable the UARTs on demand.
Signed-off-by: Soren Brinkmann <[email protected]> --- arch/arm/boot/dts/zynq-7000.dtsi | 2 ++ arch/arm/boot/dts/zynq-zc702.dts | 6 +++++- 2 files changed, 7 insertions(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/zynq-7000.dtsi b/arch/arm/boot/dts/zynq-7000.dtsi index 0dbee2c..6f54a64 100644 --- a/arch/arm/boot/dts/zynq-7000.dtsi +++ b/arch/arm/boot/dts/zynq-7000.dtsi @@ -49,6 +49,7 @@ uart0: uart@e0000000 { compatible = "xlnx,xuartps"; + status = "disabled"; clocks = <&clkc 23>, <&clkc 40>; clock-names = "ref_clk", "aper_clk"; reg = <0xE0000000 0x1000>; @@ -57,6 +58,7 @@ uart1: uart@e0001000 { compatible = "xlnx,xuartps"; + status = "disabled"; clocks = <&clkc 24>, <&clkc 41>; clock-names = "ref_clk", "aper_clk"; reg = <0xE0001000 0x1000>; diff --git a/arch/arm/boot/dts/zynq-zc702.dts b/arch/arm/boot/dts/zynq-zc702.dts index e25a307..21aea99 100644 --- a/arch/arm/boot/dts/zynq-zc702.dts +++ b/arch/arm/boot/dts/zynq-zc702.dts @@ -24,7 +24,11 @@ }; chosen { - bootargs = "console=ttyPS1,115200 earlyprintk"; + bootargs = "console=ttyPS0,115200 earlyprintk"; }; }; + +&uart1 { + status = "okay"; +}; -- 1.8.3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
