arm64: dts: rockchip: increase spi-max-frequency of nor flash for roc-rk3399-pc

Increase the spi-max-frequency of nor flash from 10Mhz to 30Mhz,this improves the
flash raw write speed by 0.9 MB/s to 1.6MB/s and the time taken to write is
get reduced from 36 seconds to 20 seconds.

Signed-off-by: Manoj Sai <abbaraju.manojsai@amarulasolutions.com>
Link: https://lore.kernel.org/r/20221124072714.450223-1-abbaraju.manojsai@amarulasolutions.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

diff --git a/arch/arm64/boot/dts/rockchip/rk3399-roc-pc.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-roc-pc.dtsi
index bbf1e3f245857452c01e4bb78f20aecab8d5f832..c32913df93c327e5208e8a8b2119e3a133d856f2 100644 (file)
--- a/arch/arm64/boot/dts/rockchip/rk3399-roc-pc.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-roc-pc.dtsi
@@ -735,7 +735,7 @@
        flash@0 {
                compatible = "jedec,spi-nor";
                reg = <0>;
-               spi-max-frequency = <10000000>;
+               spi-max-frequency = <30000000>;
        };
 };