ARM: dts: at91: sam9x60ek: Use quad mode in the spi-nor flash

Both the QSPI controller and the sst26vf064b flash support
quad mode, enable it.

Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com>
Link: https://lore.kernel.org/r/20200403061222.1277147-1-tudor.ambarus@microchip.com
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>

diff --git a/arch/arm/boot/dts/at91-sam9x60ek.dts b/arch/arm/boot/dts/at91-sam9x60ek.dts
index b484745..8c3f621 100644 (file)
--- a/arch/arm/boot/dts/at91-sam9x60ek.dts
+++ b/arch/arm/boot/dts/at91-sam9x60ek.dts
@@ -579,6 +579,8 @@
                compatible = "jedec,spi-nor";
                reg = <0>;
                spi-max-frequency = <80000000>;
+               spi-tx-bus-width = <4>;
+               spi-rx-bus-width = <4>;
                m25p,fast-read;
 
                at91bootstrap@0 {