[U-Boot] [RESEND] [PATCH] arm: dts: Stratix10: Add QSPI node

[Marek Vasut]

On 3/22/19 10:15 AM, Ley Foon Tan wrote:
> Add QSPI device tree to Stratix 10.
> Sync from Linux Stratix 10 dts.
> 
> Tested on Stratix 10 SoC devkit.
> SOCFPGA_STRATIX10 # sf probe 0:0
> SF: Detected mt25qu02g with page size 256 Bytes, erase size 64 KiB, total 256 MiB
> 
> Signed-off-by: Ley Foon Tan <ley.foon.tan at intel.com>
> ---
>  arch/arm/dts/socfpga_stratix10.dtsi      | 15 +++++++++++++++
>  arch/arm/dts/socfpga_stratix10_socdk.dts | 21 +++++++++++++++++++++
>  2 files changed, 36 insertions(+)
> 
> diff --git a/arch/arm/dts/socfpga_stratix10.dtsi b/arch/arm/dts/socfpga_stratix10.dtsi
> index ee93725d64..9998bb1ba3 100644
> --- a/arch/arm/dts/socfpga_stratix10.dtsi
> +++ b/arch/arm/dts/socfpga_stratix10.dtsi
> @@ -391,5 +391,20 @@
>  			resets = <&rst WATCHDOG3_RESET>;
>  			status = "disabled";
>  		};
> +
> +		qspi: spi at ff8d2000 {
> +			compatible = "cdns,qspi-nor";
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +			reg = <0xff8d2000 0x100>,
> +			      <0xff900000 0x100000>;
> +			interrupts = <0 3 4>;
> +			cdns,fifo-depth = <128>;
> +			cdns,fifo-width = <4>;
> +			cdns,trigger-address = <0x00000000>;
> +			bus-num = <0>;
> +			status = "disabled";
> +			u-boot,dm-pre-reloc;
> +		};
>  	};
>  };
> diff --git a/arch/arm/dts/socfpga_stratix10_socdk.dts b/arch/arm/dts/socfpga_stratix10_socdk.dts
> index c59b77d829..4c47415b51 100644
> --- a/arch/arm/dts/socfpga_stratix10_socdk.dts
> +++ b/arch/arm/dts/socfpga_stratix10_socdk.dts
> @@ -10,6 +10,7 @@
>  
>  	aliases {
>  		serial0 = &uart0;
> +		spi0 = &qspi;
>  	};
>  
>  	chosen {
> @@ -87,6 +88,26 @@
>  	smplsel = <0>;
>  };
>  
> +&qspi {
> +	status = "okay";
> +
> +	flash at 0 {
> +		u-boot,dm-pre-reloc;
> +		#address-cells = <1>;
> +		#size-cells = <1>;
> +		compatible = "spi-flash";
> +		reg = <0>;      /* chip select */
> +		spi-max-frequency = <50000000>;

The other SoCFPGAs use 100 MHz for the CQSPI , why would S10 use 50 MHz ?

> +		page-size = <256>;
> +		block-size = <16>; /* 2^16, 64KB */
> +		cdns,tshsl-ns = <50>;
> +		cdns,tsd2d-ns = <50>;
> +		cdns,tchsh-ns = <4>;
> +		cdns,tslch-ns = <4>;
> +	};
> +};
> +
>  &uart0 {
>  	status = "okay";
>  };
> 


-- 
Best regards,
Marek Vasut