arm64: xilinx: Setup default number of chipselects for zcu100

There is only one chipselect on each connector.
Define it directly in board dts file.
There should be an option to use more chipselects via gpios.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>

diff --git a/arch/arm/dts/zynqmp-zcu100-revC.dts b/arch/arm/dts/zynqmp-zcu100-revC.dts
index 6e575a0..2fffe17 100644 (file)
--- a/arch/arm/dts/zynqmp-zcu100-revC.dts
+++ b/arch/arm/dts/zynqmp-zcu100-revC.dts
@@ -280,11 +280,13 @@
 &spi0 { /* Low Speed connector */
        status = "okay";
        label = "LS-SPI0";
+       num-cs = <1>;
 };
 
 &spi1 { /* High Speed connector */
        status = "okay";
        label = "HS-SPI1";
+       num-cs = <1>;
 };
 
 &uart0 {