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Enable support for pullup R's on GPIOs

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This commit is contained in:
abejgonzalez
2021-02-25 13:54:53 -08:00
parent 86fef9abd4
commit 9957538d38
2 changed files with 17 additions and 16 deletions
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7
fpga/src/main/scala/vcu118/bringup/CustomOverlays.scala
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@@ -94,14 +94,15 @@ class BringupGPIOVCU118PlacedOverlay(val shell: VCU118ShellBasicOverlays, name:
require(gpioNames.length == io.gpio.length)
val packagePinsWithIOStdWithPackageIOs = (gpioNames zip io.gpio).map { case (name, io) =>
val (pin, iostd) = BringupGPIOs.pinMapping(name)
(pin, iostd, IOPin(io))
val (pin, iostd, pullupEnable) = BringupGPIOs.pinMapping(name)
(pin, iostd, pullupEnable, IOPin(io))
}
packagePinsWithIOStdWithPackageIOs foreach { case (pin, iostd, io) => {
packagePinsWithIOStdWithPackageIOs foreach { case (pin, iostd, pullupEnable, io) => {
shell.xdc.addPackagePin(io, pin)
shell.xdc.addIOStandard(io, iostd)
if (iostd == "LVCMOS12") { shell.xdc.addDriveStrength(io, "8") }
if (pullupEnable) { shell.xdc.addPullup(io) }
} }
} }
}