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| author | Alex White <alex.white@oarcorp.com> | 2023-04-03 21:42:53 -0500 |
|---|---|---|
| committer | Joel Sherrill <joel@rtems.org> | 2023-06-16 15:46:15 -0500 |
| commit | f820560ee9b2180d41bd1384722324251b7dd7b7 (patch) | |
| tree | 074c0823bf7a9eaac9172ea3a39002c571ac811a /user/bsps/bsps-microblaze.rst | |
| parent | user/microblaze: Document QSPI NOR JFFS2 driver (diff) | |
| download | rtems-docs-f820560ee9b2180d41bd1384722324251b7dd7b7.tar.bz2 | |
user/microblaze: Document device tree support
Diffstat (limited to 'user/bsps/bsps-microblaze.rst')
| -rw-r--r-- | user/bsps/bsps-microblaze.rst | 29 |
1 files changed, 24 insertions, 5 deletions
diff --git a/user/bsps/bsps-microblaze.rst b/user/bsps/bsps-microblaze.rst index 45cc750..6fe4891 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 --------- |