[PATCH 2/2] board: Add Zynq Mxic picozed development board support

[Michal Simek <michal.simek@xilinx.com>]

Hi,

On 4/7/21 11:05 AM, zhengxunli wrote:
> Add the Zynq Mxic picozed development board support.
> 
> Signed-off-by: zhengxunli <zhengxunli@mxic.com.tw>
> ---
>  arch/arm/dts/Makefile              |  3 +-
>  arch/arm/dts/zynq-mxic-picozed.dts | 66 ++++++++++++++++++++++++++++++++++++++
>  2 files changed, 68 insertions(+), 1 deletion(-)
>  create mode 100644 arch/arm/dts/zynq-mxic-picozed.dts
> 
> diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
> index 9a8de46..059bb3b 100644
> --- a/arch/arm/dts/Makefile
> +++ b/arch/arm/dts/Makefile
> @@ -286,7 +286,8 @@ dtb-$(CONFIG_ARCH_ZYNQ) += \
>  	zynq-zturn.dtb \
>  	zynq-zturn-v5.dtb \
>  	zynq-zybo.dtb \
> -	zynq-zybo-z7.dtb
> +	zynq-zybo-z7.dtb \
> +	zynq-mxic-picozed.dtb
>  dtb-$(CONFIG_ARCH_ZYNQMP) += \
>  	avnet-ultra96-rev1.dtb			\
>  	avnet-ultrazedev-cc-v1.0-ultrazedev-som-v1.0.dtb	\
> diff --git a/arch/arm/dts/zynq-mxic-picozed.dts b/arch/arm/dts/zynq-mxic-picozed.dts
> new file mode 100644
> index 0000000..d2ff358
> --- /dev/null
> +++ b/arch/arm/dts/zynq-mxic-picozed.dts
> @@ -0,0 +1,66 @@
> +/dts-v1/;
> +/include/ "zynq-7000.dtsi"
> +
> +/ {
> +	model = "Zynq MXIC PicoZed Development Board";
> +	compatible = "mxicy,zynq-mxic-picozed", "xlnx,zynq-7000";
> +
> +	aliases {
> +		ethernet0 = &gem0;
> +		serial0 = &uart1;
> +		spi0 = &spi_controller;
> +	};
> +
> +	memory at 0 {
> +		device_type = "memory";
> +		reg = <0x0 0x30000000>;
> +	};
> +
> +	chosen {
> +		bootargs = "";
> +		stdout-path = "serial0:115200n8";
> +	};
> +};
> +
> +&amba {
> +	clkwizard: clkwizard at 43c20000 {
> +		compatible = "xlnx,clk-wizard-5.1";
> +		reg = <0x43c20000 0x10000>;
> +		clocks = <&clkc 18>, <&clkc 18>;
> +		clock-names = "aclk", "clk_in1";
> +		#clock-cells = <1>;
> +		clock-frequency = <133300000>;
> +		xlnx,clk-wizard-num-outputs = <2>;
> +	};

This is definitely PL IP.

> +
> +	spi_controller: spi at 43c30000 {
> +		compatible = "mxicy,mx25f0a-spi";


And I expect this is also PL based IP.
And we have agreement that for upstream project we won't be accepting
any description for PL.
But there is not a problem with accepting driver for clocking wizard or
this IP.

And picozed board is already supported in u-boot.

Thanks,
Michal