[PATCH 2/2] user/microblaze: Document device tree support

[Gedare Bloom]

these doc patches ok.

please use --subject-prefix to add repo tags in future.
https://docs.rtems.org/branches/master/eng/vc-users.html#creating-a-patch

On Tue, Apr 4, 2023 at 9:01 AM Alex White <alex.white at oarcorp.com> wrote:
>
> ---
>  user/bsps/bsps-microblaze.rst | 29 ++++++++++++++++++++++++-----
>  1 file changed, 24 insertions(+), 5 deletions(-)
>
> diff --git a/user/bsps/bsps-microblaze.rst b/user/bsps/bsps-microblaze.rst
> index 2a8a6dd..864b3c8 100644
> --- a/user/bsps/bsps-microblaze.rst
> +++ b/user/bsps/bsps-microblaze.rst
> @@ -21,13 +21,21 @@ Clock Driver
>  ------------
>
>  The clock driver supports the QEMU emulated Xilinx AXI Timer v2.0. It is
> -implemented as a simple downcounter.
> +implemented as a simple downcounter. If device tree support is enabled in the
> +build configuration, the clock driver will use the node that is compatible with
> +`xlnx,xps-timer-1.00.a` from the device tree to configure the clock. The
> +following device tree node properties are used to configure the clock driver:
> +``reg``, ``clock-frequency``, and ``interrupts``.
>
>  Console Driver
>  --------------
>
>  The console driver supports the QEMU emulated Xilinx AXI UART Lite v2.0. It is
> -initialized to a baud rate of 115200.
> +initialized to a baud rate of 115200. If device tree support is enabled in the
> +build configuration, the console driver will use the node that is compatible
> +with `xlnx,xps-uartlite-1.00.a` from the device tree to configure the console.
> +The following device tree node properties are used to configure the console
> +driver: ``reg``, ``status``, ``port-number``, and ``interrupts``.
>
>  Network Driver
>  --------------
> @@ -68,7 +76,9 @@ The QSPI NOR JFFS2 driver supports the QEMU emulated n25q512a11 QSPI NOR flash
>  device. It is initialized to a page size of 256 bytes and a sector size of 64
>  KiB. If device tree support is enabled in the build configuration, the QSPI NOR
>  JFFS2 driver will use the node that is compatible with `xlnx,xps-spi-2.00.a`
> -from the device tree to configure the QSPI NOR JFFS2 driver.
> +from the device tree to configure the QSPI NOR JFFS2 driver. The following
> +device tree node properties are used to configure the QSPI NOR JFFS2 driver:
> +``reg`` and ``interrupts``.
>
>
>  Running Executables
> @@ -124,12 +134,21 @@ Clock Driver
>  ------------
>
>  The clock driver supports the Xilinx AXI Timer v2.0. It is implemented as a
> -simple downcounter.
> +simple downcounter. If device tree support is enabled in the
> +build configuration, the clock driver will use the node that is compatible with
> +`xlnx,xps-timer-1.00.a` from the device tree to configure the clock. The
> +following device tree node properties are used to configure the clock driver:
> +``reg``, ``clock-frequency``, and ``interrupts``.
>
>  Console Driver
>  --------------
>
> -The console driver supports the Xilinx AXI UART Lite v2.0.
> +The console driver supports the Xilinx AXI UART Lite v2.0. It is initialized to
> +a baud rate of 115200. If device tree support is enabled in the build
> +configuration, the console driver will use the node that is compatible with
> +`xlnx,xps-uartlite-1.00.a` from the device tree to configure the console. The
> +following device tree node properties are used to configure the console driver:
> +``reg``, ``status``, ``port-number``, and ``interrupts``.
>
>  Debugging
>  ---------
> --
> 2.34.1
>
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