Hi,
On 4/7/21 11:05 AM, zhengxunli wrote:
> Add the Zynq Mxic picozed development board support.
>
> Signed-off-by: zhengxunli <[email protected]>
> ---
> 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@0 {
> + device_type = "memory";
> + reg = <0x0 0x30000000>;
> + };
> +
> + chosen {
> + bootargs = "";
> + stdout-path = "serial0:115200n8";
> + };
> +};
> +
> +&amba {
> + clkwizard: clkwizard@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@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
