Merge remote-tracking branch 'origin/master' into typed_pad_ctrl

[sifive-blocks.git] / src / main / scala / devices / pwm / PWMPeriphery.scala

diff --git a/src/main/scala/devices/pwm/PWMPeriphery.scala b/src/main/scala/devices/pwm/PWMPeriphery.scala
index 5ff9ccfe8f5b23dc17c79886c6afd2722a493070..ff5b6bbe1a20aff22e859e3a27c5b65f1ad0a430 100644 (file)
--- a/src/main/scala/devices/pwm/PWMPeriphery.scala
+++ b/src/main/scala/devices/pwm/PWMPeriphery.scala
@@ -6,24 +6,25 @@ import freechips.rocketchip.config.Field
 import freechips.rocketchip.coreplex.{HasPeripheryBus, HasInterruptBus}
 import freechips.rocketchip.diplomacy.{LazyModule, LazyMultiIOModuleImp}
 import freechips.rocketchip.util.HeterogeneousBag
-import sifive.blocks.devices.gpio._
+import sifive.blocks.devices.pinctrl.{Pin}
 
 class PWMPortIO(val c: PWMParams) extends Bundle {
   val port = Vec(c.ncmp, Bool()).asOutput
   override def cloneType: this.type = new PWMPortIO(c).asInstanceOf[this.type]
 }
 
-class PWMPinsIO(val c: PWMParams) extends Bundle {
-  val pwm = Vec(c.ncmp, new GPIOPin)
-}
+class PWMPins[T <: Pin] (pingen: ()=> T, val c: PWMParams) extends Bundle {
 
-class PWMGPIOPort(val c: PWMParams) extends Module {
-  val io = new Bundle {
-    val pwm = new PWMPortIO(c).flip()
-    val pins = new PWMPinsIO(c)
-  }
+  val pwm: Vec[T] = Vec(c.ncmp, pingen())
+
+  override def cloneType: this.type =
+    this.getClass.getConstructors.head.newInstance(pingen, c).asInstanceOf[this.type]
 
-  GPIOOutputPinCtrl(io.pins.pwm, io.pwm.port.asUInt)
+  def fromPWMPort(port: PWMPortIO) {
+    (pwm zip port.port)  foreach {case (pin, port) =>
+      pin.outputPin(port)
+    }
+  }
 }
 
 case object PeripheryPWMKey extends Field[Seq[PWMParams]]
@@ -39,20 +40,15 @@ trait HasPeripheryPWM extends HasPeripheryBus with HasInterruptBus {
 }
 
 trait HasPeripheryPWMBundle {
-  val pwms: HeterogeneousBag[PWMPortIO]
+  val pwm: HeterogeneousBag[PWMPortIO]
 
-  def PWMtoGPIOPins(dummy: Int = 1): Seq[PWMPinsIO] = pwms.map { p =>
-    val pins = Module(new PWMGPIOPort(p.c))
-    pins.io.pwm <> p
-    pins.io.pins
-  }
 }
 
 trait HasPeripheryPWMModuleImp extends LazyMultiIOModuleImp with HasPeripheryPWMBundle {
   val outer: HasPeripheryPWM
-  val pwms = IO(HeterogeneousBag(outer.pwmParams.map(new PWMPortIO(_))))
+  val pwm = IO(HeterogeneousBag(outer.pwmParams.map(new PWMPortIO(_))))
 
-  (pwms zip outer.pwms) foreach { case (io, device) =>
+  (pwm zip outer.pwms) foreach { case (io, device) =>
     io.port := device.module.io.gpio
   }
 }