[PATCH v1 2/5] riscv: dts: starfive: jh7110-common: qspi flash setting read-delay 2 cycles max 100MHz

Hal Feng hal.feng at linux.starfivetech.com
Mon Jan 13 23:27:33 PST 2025


On 1/3/2025 3:45 AM, E Shattow wrote:
> Sync qspi flash setting to read-delay=2 and spi-max-frequency 100MHz for
> better compatibility with operating system and downstream boot loader SPL
> secondary program loader.
> 
> Signed-off-by: E Shattow <e at freeshell.de>
> ---
>  arch/riscv/boot/dts/starfive/jh7110-common.dtsi | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/riscv/boot/dts/starfive/jh7110-common.dtsi b/arch/riscv/boot/dts/starfive/jh7110-common.dtsi
> index 55c6743100a7..651f9a602226 100644
> --- a/arch/riscv/boot/dts/starfive/jh7110-common.dtsi
> +++ b/arch/riscv/boot/dts/starfive/jh7110-common.dtsi
> @@ -317,8 +317,8 @@ &qspi {
>  	nor_flash: flash at 0 {
>  		compatible = "jedec,spi-nor";
>  		reg = <0>;
> -		cdns,read-delay = <5>;
> -		spi-max-frequency = <12000000>;
> +		cdns,read-delay = <2>;
> +		spi-max-frequency = <100000000>;
>  		cdns,tshsl-ns = <1>;
>  		cdns,tsd2d-ns = <1>;
>  		cdns,tchsh-ns = <1>;

Reviewed-by: Hal Feng <hal.feng at starfivetech.com>




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