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update doc about the limitation on using tileable routing

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tangxifan 2020-08-19 18:37:28 -06:00
parent d6d17675e2
commit 47f15729ad
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docs/source/manual/arch_lang/addon_vpr_syntax.rst
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@ -54,7 +54,7 @@ Layout
.. warning:: Currently ``through_channel`` supports only a fixed routing channel width!
.. warning:: You must define custom pin location for the ``height > 1`` or ``width >1`` tiles when using the tileable routing resource graph!!! Otherwise, it will cause undriven pins in your device!!!
.. warning:: You cannot use ``spread`` pin location for the ``height > 1`` or ``width >1`` tiles when using the tileable routing resource graph!!! Otherwise, it will cause undriven pins in your device!!!
A quick example to show tileable routing is enabled and through channels are disabled: