According to Data Manual(SPRS915P) of AM57x, TI QSPI controller on
DRA74(rev 1.1+) can support up to 64MHz in MODE-0, whereas MODE-3 is
limited to 48MHz. Hence, switch to MODE-0 for better throughput.
Signed-off-by: Vignesh R <vigneshr@xxxxxx>
---
arch/arm/boot/dts/dra7-evm.dts | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/arch/arm/boot/dts/dra7-evm.dts b/arch/arm/boot/dts/dra7-evm.dts
index cfc24e52244e..15f10bdc8c31 100644
--- a/arch/arm/boot/dts/dra7-evm.dts
+++ b/arch/arm/boot/dts/dra7-evm.dts
@@ -653,15 +653,13 @@
pinctrl-names = "default";
pinctrl-0 = <&qspi1_pins>;
- spi-max-frequency = <48000000>;
+ spi-max-frequency = <64000000>;
m25p80@0 {
compatible = "s25fl256s1";
- spi-max-frequency = <48000000>;
+ spi-max-frequency = <64000000>;
reg = <0>;
spi-tx-bus-width = <1>;
spi-rx-bus-width = <4>;
- spi-cpol;
- spi-cpha;
#address-cells = <1>;
#size-cells = <1>;
--
2.7.1
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