Merge pull request #553 from hathach/host-async-control

Host async control
2020-11-07 10:52:14 +07:00
parent 075334af80 2907b1e438
commit a708ab6254
27 changed files with 1731 additions and 1021 deletions
@@ -98,6 +98,11 @@ void SystemInit(void)

  Chip_IOCON_Init(LPC_IOCON);
  Chip_IOCON_SetPinMuxing(LPC_IOCON, pinmuxing, sizeof(pinmuxing) / sizeof(PINMUX_GRP_T));
+
+	/* CPU clock source starts with IRC */
+	/* Enable PBOOST for CPU clock over 100MHz */
+	Chip_SYSCTL_EnableBoost();
+
  Chip_SetupXtalClocking();
 }

@@ -130,13 +135,15 @@ void board_init(void)
  Chip_USB_Init();

  enum {
-    USBCLK  = 0x1B // Host + Device + OTG + AHB
+    USBCLK_DEVCIE = 0x12, // AHB + Device
+    USBCLK_HOST = 0x19 ,  // AHB + OTG + Host
+    USBCLK_ALL  = 0x1B    // Host + Device + OTG + AHB
  };

-  LPC_USB->OTGClkCtrl = USBCLK;
-  while ( (LPC_USB->OTGClkSt & USBCLK) != USBCLK ) {}
+  LPC_USB->OTGClkCtrl = USBCLK_ALL;
+  while ( (LPC_USB->OTGClkSt & USBCLK_ALL) != USBCLK_ALL ) {}

-  // USB1 = host, USB2 = device
+  // set portfunc: USB1 = host, USB2 = device
  LPC_USB->StCtrl = 0x3;
 }