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Add SPI flash support (#546)

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* Add SPI flash configs, IOBinders, CI tests, and docs

* Add writable SPI flash support

* bump

* Fix CI

* Fix CI

* Update docs/Generators/TestChipIP.rst

Co-authored-by: Chick Markley <chick@qrhino.com>

* Maybe actually fix CI

* Fix broken merge

* Fix the tutorial patch

* bump tcip to master

* fix GPIO naming bug

Co-authored-by: Chick Markley <chick@qrhino.com>
This commit is contained in:
John Wright
2020-05-14 19:19:50 -07:00
committed by GitHub
parent 1b1f477619
commit 7c7b336c3f
18 changed files with 505 additions and 16 deletions
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7
generators/chipyard/src/main/scala/ConfigFragments.scala
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@@ -20,6 +20,7 @@ import hwacha.{Hwacha}
import sifive.blocks.devices.gpio._
import sifive.blocks.devices.uart._
import sifive.blocks.devices.spi._
import chipyard.{BuildTop, BuildSystem}
@@ -52,6 +53,12 @@ class WithUART extends Config((site, here, up) => {
UARTParams(address = 0x54000000L, nTxEntries = 256, nRxEntries = 256))
})
class WithSPIFlash(size: BigInt = 0x10000000) extends Config((site, here, up) => {
// Note: the default size matches freedom with the addresses below
case PeripherySPIFlashKey => Seq(
SPIFlashParams(rAddress = 0x10040000, fAddress = 0x20000000, fSize = size))
})
class WithL2TLBs(entries: Int) extends Config((site, here, up) => {
case RocketTilesKey => up(RocketTilesKey) map (tile => tile.copy(
core = tile.core.copy(nL2TLBEntries = entries)