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board/zynq/readme.txt: update doc for zc702

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Update the zynq readme.txt to add documentation for the zc702 and correct
documentation that was no longer up to date.

Signed-off-by: Neal Frager <neal.frager@amd.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
This commit is contained in:
Neal Frager 2023-12-04 10:24:30 +00:00 committed by Peter Korsgaard
parent 6f3261bca9
commit 9675f6150c
1 changed files with 8 additions and 7 deletions
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15
board/zynq/readme.txt
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@ -1,7 +1,8 @@
This is the Buildroot support for Zynq boards. Zynq boards are available from This is the Buildroot support for Zynq boards. Zynq boards are available from
Xilinx and some third party vendors, but the build procedure is very similar. Xilinx and some third party vendors, but the build procedure is very similar.
Currently, three boards are natively supported by Buildroot: Currently, four boards are natively supported by Buildroot:
- Xilinx ZC702 board (zynq_zc702_defconfig)
- Xilinx ZC706 board (zynq_zc706_defconfig) - Xilinx ZC706 board (zynq_zc706_defconfig)
- Avnet ZedBoard (zynq_zed_defconfig) - Avnet ZedBoard (zynq_zed_defconfig)
- Avnet MicroZed (zynq_microzed_defconfig) - Avnet MicroZed (zynq_microzed_defconfig)
@ -9,6 +10,7 @@ Currently, three boards are natively supported by Buildroot:
Steps to create a working system for a Zynq board: Steps to create a working system for a Zynq board:
1) Configuration (do one of the following) 1) Configuration (do one of the following)
make zynq_zc702_defconfig (ZC702)
make zynq_zc706_defconfig (ZC706) make zynq_zc706_defconfig (ZC706)
make zynq_zed_defconfig (Zedboard) make zynq_zed_defconfig (Zedboard)
make zynq_microzed_defconfig (MicroZed) make zynq_microzed_defconfig (MicroZed)
@ -31,12 +33,11 @@ kernel_image=myimage
modeboot=myboot modeboot=myboot
myboot=... myboot=...
Note:
The DTB for MicroZed is the same as the one for the Zedboard (zynq-zed.dtb),
and this is the recommended solution, see
https://forums.xilinx.com/t5/Embedded-Linux/Microzed-default-device-tree-dts/td-p/432856.
References: References:
- ZC702 information including schematics, reference designs, and manuals are
available from
https://www.xilinx.com/products/boards-and-kits/ek-z7-zc702-g.html
- ZC706 information including schematics, reference designs, and manuals are - ZC706 information including schematics, reference designs, and manuals are
available from available from
http://www.xilinx.com/products/boards-and-kits/ek-z7-zc706-g.html. http://www.xilinx.com/products/boards-and-kits/ek-z7-zc706-g.html.
@ -52,7 +53,7 @@ the upstream kernel and U-Boot, you simply need to change the
following Buildroot options: following Buildroot options:
- Kernel Device Tree file name (BR2_LINUX_KERNEL_INTREE_DTS_NAME) - Kernel Device Tree file name (BR2_LINUX_KERNEL_INTREE_DTS_NAME)
- U-Boot board defconfig (BR2_TARGET_UBOOT_BOARD_DEFCONFIG) - U-Boot (BR2_TARGET_UBOOT_CUSTOM_MAKEOPTS="DEVICE_TREE=<dts file name>")
Custom ps7_init_gpl.c/h support: Custom ps7_init_gpl.c/h support: