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Clock capable pin can be used as Inout for clock ?
![Place 30-172] Sub-optimal placement for a clock-capable IO pin and PLL pair - FPGA - Digilent Forum](https://content.invisioncic.com/f319528/monthly_2019_04/Arty-A7-100-GSWM-3.jpg.e7a4a1429b26dfe923ec7a164a739693.jpg "Place 30-172] Sub-optimal placement for a clock-capable IO pin and PLL pair - FPGA - Digilent Forum")
Place 30-172] Sub-optimal placement for a clock-capable IO pin and PLL pair - FPGA - Digilent Forum
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Artix-7 FPGAs Datasheet by Xilinx Inc. | Digi-Key Electronics
