arch/nrf53: add USBD support

USB device role is now supported for NRF53

Author: raiden00pl

arch/arm/src/nrf53/Kconfig

@@ -23,7 +23,7 @@ config NRF53_APPCORE
 	select ARM_HAVE_DSP
 	select ARCH_HAVE_FPU
 	select NRF53_HAVE_PWM
-	select NRF52_HAVE_GPIOTE1
+	select NRF53_HAVE_GPIOTE1
 	select NRF53_HAVE_SAADC
 	select NRF53_HAVE_UART1
 	select NRF53_HAVE_I2C123
@@ -252,6 +252,12 @@ config NRF53_RTC1
 	select NRF53_RTC
 	default n
 
+config NRF53_USBDEV
+	bool "USB Device"
+	default n
+	depends on NRF53_HFCLK_XTAL
+	select USBDEV
+
 endmenu # NRF53 Peripheral Selection
 
 menu "Clock Configuration"
@@ -613,7 +619,7 @@ config NRF53_SDC_PERIPHERAL_COUNT
 
 		CENTRAL_ROLES = CONFIG_BLUETOOTH_MAX_CONN - NRF53_SDC_PERIPHERAL_COUNT
 		or
-		CENTRAL_ROLES = NRF52_SDC_MAX_COUNT - NRF52_SDC_PERIPHERAL_COUNT
+		CENTRAL_ROLES = NRF53_SDC_MAX_COUNT - NRF53_SDC_PERIPHERAL_COUNT
 
 		So by choosing these two variables you can control both capabilities.
 

arch/arm/src/nrf53/Make.defs

@@ -91,6 +91,10 @@ ifeq ($(CONFIG_NRF53_I2C_MASTER),y)
 CHIP_CSRCS += nrf53_i2c.c
 endif
 
+ifeq ($(CONFIG_USBDEV),y)
+CHIP_CSRCS += nrf53_usbd.c
+endif
+
 ifeq ($(CONFIG_NRF53_SOFTDEVICE_CONTROLLER),y)
 
 NRFXLIB_UNPACK  := sdk-nrfxlib

arch/arm/src/nrf53/hardware/nrf53_memorymap_cpuapp.h

@@ -101,7 +101,7 @@
 #define NRF53_MUTEX_BASE        0x50030000
 #define NRF53_QDEC_BASE         0x50033000
 #define NRF53_USBD_BASE         0x50036000
-#define NRF53_USBREGULATOR_BASE 0x50037000
+#define NRF53_USBREG_BASE       0x50037000
 #define NRF53_KMU_BASE          0x50039000
 #define NRF53_NVMC_BASE         0x50039000
 #define NRF53_GPIO_P0_BASE      0x50842500

arch/arm/src/nrf53/hardware/nrf53_usbd.h

@@ -0,0 +1,62 @@
+/****************************************************************************
+ * arch/arm/src/nrf53/hardware/nrf53_usbreg.h
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.  The
+ * ASF licenses this file to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance with the
+ * License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ *
+ ****************************************************************************/
+
+#ifndef __ARCH_ARM_SRC_NRF53_HARDWARE_NRF53_USBREG_H
+#define __ARCH_ARM_SRC_NRF53_HARDWARE_NRF53_USBREG_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+#include <nuttx/config.h>
+#include "nrf53_memorymap.h"
+
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+
+/* Register offsets *********************************************************/
+
+#define NRF53_USBREG_EVENTS_USBDETECTED_OFFSET 0x000100  /* Voltage supply detected on VBUS */
+#define NRF53_USBREG_EVENTS_USBREMOVED_OFFSET  0x000104  /* Voltage supply removed from VBUS*/
+#define NRF53_USBREG_EVENTS_USBPWRRDY_OFFSET   0x000108  /* USB 3.3 V supply ready */
+#define NRF53_USBREG_INTEN_OFFSET              0x000300  /* Enable or disable interrrupt */
+#define NRF53_USBREG_INTENSET_OFFSET           0x000304  /* Enable interrrupt */
+#define NRF53_USBREG_INTENCLR_OFFSET           0x000308  /* Disable interrrupt */
+#define NRF53_USBREG_USBREGSTATUS_OFFSET       0x000400  /* USB supply status */
+
+/* Register definitions *****************************************************/
+
+#define NRF53_USBREG_EVENTS_USBDETECTED (NRF53_USBREG_BASE + NRF53_USBREG_EVENTS_USBDETECTED_OFFSET)
+#define NRF53_USBREG_EVENTS_USBREMOVED  (NRF53_USBREG_BASE + NRF53_USBREG_EVENTS_USBREMOVED_OFFSET)
+#define NRF53_USBREG_EVENTS_USBPWRRDY   (NRF53_USBREG_BASE + NRF53_USBREG_EVENTS_USBPWRRDY_OFFSET)
+#define NRF53_USBREG_INTEN              (NRF53_USBREG_BASE + NRF53_USBREG_INTEN_OFFSET)
+#define NRF53_USBREG_INTENSET           (NRF53_USBREG_BASE + NRF53_USBREG_INTENSET_OFFSET)
+#define NRF53_USBREG_INTENCLR           (NRF53_USBREG_BASE + NRF53_USBREG_INTENCLR_OFFSET)
+#define NRF53_USBREG_USBREGSTATUS       (NRF53_USBREG_BASE + NRF53_USBREG_USBREGSTATUS_OFFSET)
+
+/* Register bit definitions *************************************************/
+
+/* USBREGSTATUS */
+
+#define USBREG_USBREGSTATUS_VBUSDETECT  (1 << 0)   /* Vbus Present */
+#define USBREG_USBREGSTATUS_OUTPUTRDY   (1 << 1)   /* Ready */
+
+#endif /* __ARCH_ARM_SRC_NRF53_HARDWARE_NRF53_USBREG_H */