You are viewing a plain text version of this content. The canonical link for it is here.
Posted to commits@nuttx.apache.org by ac...@apache.org on 2021/05/16 14:36:03 UTC
[incubator-nuttx] 02/02: board/circuit-express: Add usbnsh
configuration
This is an automated email from the ASF dual-hosted git repository.
acassis pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/incubator-nuttx.git
commit 4a2d4c1950e6c111daf1cf2932239547196a4d11
Author: Brennan Ashton <ba...@brennanashton.com>
AuthorDate: Sat May 15 23:45:48 2021 -0700
board/circuit-express: Add usbnsh configuration
---
.../circuit-express/configs/usbnsh/defconfig | 66 ++++++++++++++++
boards/arm/samd2l2/circuit-express/include/board.h | 14 ++++
boards/arm/samd2l2/circuit-express/src/Makefile | 4 +
boards/arm/samd2l2/circuit-express/src/sam_usb.c | 87 ++++++++++++++++++++++
4 files changed, 171 insertions(+)
diff --git a/boards/arm/samd2l2/circuit-express/configs/usbnsh/defconfig b/boards/arm/samd2l2/circuit-express/configs/usbnsh/defconfig
new file mode 100644
index 0000000..b612d05
--- /dev/null
+++ b/boards/arm/samd2l2/circuit-express/configs/usbnsh/defconfig
@@ -0,0 +1,66 @@
+#
+# This file is autogenerated: PLEASE DO NOT EDIT IT.
+#
+# You can use "make menuconfig" to make any modifications to the installed .config file.
+# You can then do "make savedefconfig" to generate a new defconfig file that includes your
+# modifications.
+#
+# CONFIG_DISABLE_POSIX_TIMERS is not set
+# CONFIG_NSH_DISABLEBG is not set
+# CONFIG_NSH_DISABLESCRIPT is not set
+# CONFIG_NSH_DISABLE_CMP is not set
+# CONFIG_NSH_DISABLE_DD is not set
+# CONFIG_NSH_DISABLE_EXEC is not set
+# CONFIG_NSH_DISABLE_EXIT is not set
+# CONFIG_NSH_DISABLE_GET is not set
+# CONFIG_NSH_DISABLE_HEXDUMP is not set
+# CONFIG_NSH_DISABLE_IFCONFIG is not set
+# CONFIG_NSH_DISABLE_ITEF is not set
+# CONFIG_NSH_DISABLE_LOOPS is not set
+# CONFIG_NSH_DISABLE_LOSETUP is not set
+# CONFIG_NSH_DISABLE_MB is not set
+# CONFIG_NSH_DISABLE_MKRD is not set
+# CONFIG_NSH_DISABLE_PS is not set
+# CONFIG_NSH_DISABLE_PUT is not set
+# CONFIG_NSH_DISABLE_SEMICOLON is not set
+# CONFIG_NSH_DISABLE_WGET is not set
+# CONFIG_NSH_DISABLE_XD is not set
+CONFIG_ARCH="arm"
+CONFIG_ARCH_BOARD="circuit-express"
+CONFIG_ARCH_BOARD_CIRCUIT_EXPRESS=y
+CONFIG_ARCH_CHIP="samd2l2"
+CONFIG_ARCH_CHIP_SAMD21G18A=y
+CONFIG_ARCH_CHIP_SAMD2X=y
+CONFIG_ARCH_STACKDUMP=y
+CONFIG_BOARD_LOOPSPERMSEC=3410
+CONFIG_BUILTIN=y
+CONFIG_CDCACM=y
+CONFIG_DEBUG_FULLOPT=y
+CONFIG_DEBUG_SYMBOLS=y
+CONFIG_DEFAULT_SMALL=y
+CONFIG_MAX_TASKS=16
+CONFIG_NSH_BUILTIN_APPS=y
+CONFIG_NSH_USBCONSOLE=y
+CONFIG_PREALLOC_TIMERS=4
+CONFIG_PTHREAD_STACK_DEFAULT=1536
+CONFIG_RAM_SIZE=32768
+CONFIG_RAM_START=0x20000000
+CONFIG_RAW_BINARY=y
+CONFIG_RR_INTERVAL=200
+CONFIG_SAMD2L2_SERCOM4=y
+CONFIG_SAMD2L2_USB=y
+CONFIG_SCHED_WAITPID=y
+CONFIG_SDCLONE_DISABLE=y
+CONFIG_STACK_COLORATION=y
+CONFIG_START_DAY=21
+CONFIG_START_MONTH=6
+CONFIG_START_YEAR=2015
+CONFIG_SYSTEM_NSH=y
+CONFIG_TASK_NAME_SIZE=0
+CONFIG_TASK_SPAWN_DEFAULT_STACKSIZE=1536
+CONFIG_USART4_RXBUFSIZE=64
+CONFIG_USART4_SERIAL_CONSOLE=y
+CONFIG_USART4_TXBUFSIZE=64
+CONFIG_USBDEV=y
+CONFIG_USERMAIN_STACKSIZE=1536
+CONFIG_USER_ENTRYPOINT="nsh_main"
diff --git a/boards/arm/samd2l2/circuit-express/include/board.h b/boards/arm/samd2l2/circuit-express/include/board.h
index 884c305..f55fc80 100644
--- a/boards/arm/samd2l2/circuit-express/include/board.h
+++ b/boards/arm/samd2l2/circuit-express/include/board.h
@@ -349,6 +349,20 @@
#define BOARD_SERCOM4_FREQUENCY BOARD_GCLK0_FREQUENCY
+/* USB definitions **********************************************************/
+
+/* This is the source clock generator for the GCLK_USB clock
+ */
+
+#define BOARD_USB_GCLKGEN 0
+#define BOARD_USB_FREQUENCY BOARD_GCLK0_FREQUENCY
+
+/* default USB Pad calibration (not used yet by USB driver) */
+
+#define BOARD_USB_PADCAL_P 29
+#define BOARD_USB_PADCAL_N 5
+#define BOARD_USB_PADCAL_TRIM 3
+
/* LED definitions **********************************************************/
/* There are 2 LEDs on board the Adafruit Circuit Express board in addition
diff --git a/boards/arm/samd2l2/circuit-express/src/Makefile b/boards/arm/samd2l2/circuit-express/src/Makefile
index 8024baf..e210f70 100644
--- a/boards/arm/samd2l2/circuit-express/src/Makefile
+++ b/boards/arm/samd2l2/circuit-express/src/Makefile
@@ -34,4 +34,8 @@ ifeq ($(CONFIG_LIB_BOARDCTL),y)
CSRCS += sam_appinit.c
endif
+ifeq ($(CONFIG_USBDEV),y)
+CSRCS += sam_usb.c
+endif
+
include $(TOPDIR)/boards/Board.mk
diff --git a/boards/arm/samd2l2/circuit-express/src/sam_usb.c b/boards/arm/samd2l2/circuit-express/src/sam_usb.c
new file mode 100644
index 0000000..eed0eca
--- /dev/null
+++ b/boards/arm/samd2l2/circuit-express/src/sam_usb.c
@@ -0,0 +1,87 @@
+/****************************************************************************
+ * boards/arm/samd2l2/circuit-express/src/sam_usb.c
+ *
+ * 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.
+ *
+ ****************************************************************************/
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+#include <nuttx/config.h>
+
+#include <sys/types.h>
+#include <stdint.h>
+#include <stdbool.h>
+#include <sched.h>
+#include <errno.h>
+#include <assert.h>
+#include <debug.h>
+
+#include <nuttx/usb/usbdev.h>
+#include <nuttx/usb/usbhost.h>
+#include <nuttx/usb/usbdev_trace.h>
+
+#include "debug.h"
+#include "chip.h"
+#include "sam_port.h"
+#include "saml_periphclks.h"
+#include "circuit_express.h"
+
+#if defined(CONFIG_SAMD2L2_USB)
+
+/****************************************************************************
+ * Public Functions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Name: sam_usbinitialize
+ *
+ * Description:
+ * Called from sam_boot very early in initialization to setup
+ * USB-related GPIO pins for the Circuit Express board.
+ *
+ * USB Ports
+ * The SAML21 features USB device and host:
+ *
+ *
+ ****************************************************************************/
+
+void weak_function sam_usbinitialize(void)
+{
+}
+
+/****************************************************************************
+ * Name: sam_usbsuspend
+ *
+ * Description:
+ * Board logic must provide the sam_usbsuspend logic if the USBDEV driver
+ * is used.
+ * This function is called whenever the USB enters or leaves suspend mode.
+ * This is an opportunity for the board logic to shutdown clocks, power,
+ * etc. while the USB is suspended.
+ *
+ ****************************************************************************/
+
+#ifdef CONFIG_USBDEV
+void sam_usb_suspend(FAR struct usbdev_s *dev, bool resume)
+{
+ uinfo("board: resume: %d\n", resume);
+}
+#endif
+
+#endif /* CONFIG_SAMDL_USB */