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/**************************************************************************** | ||
* boards/arm/stm32h7/weact-stm32h743/src/stm32_ioctl.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. | ||
* | ||
****************************************************************************/ | ||
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/**************************************************************************** | ||
* Included Files | ||
****************************************************************************/ | ||
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#include <nuttx/config.h> | ||
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#include <sys/types.h> | ||
#include <stdint.h> | ||
#include <errno.h> | ||
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#include <nuttx/board.h> | ||
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#include "weact-stm32h743.h" | ||
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#ifdef CONFIG_BOARDCTL_IOCTL | ||
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/**************************************************************************** | ||
* Public Functions | ||
****************************************************************************/ | ||
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/**************************************************************************** | ||
* Name: board_ioctl | ||
* | ||
* Description: | ||
* The "landing site" for much of the boardctl() interface. Generic board- | ||
* control functions invoked via ioctl() get routed through here. | ||
* | ||
* Since we don't do anything unusual at the moment, this function | ||
* accomplishes nothing except avoid a missing-function linker error if | ||
* CONFIG_BOARDCTL_IOCTL is selected. | ||
* | ||
* Input Parameters: | ||
* cmd - IOCTL command being requested. | ||
* arg - Arguments for the IOCTL. | ||
* | ||
* Returned Value: | ||
* we don't yet support any boardctl IOCTLs. This function always returns | ||
* -ENOTTY which is the standard IOCTL return value when a command is not | ||
* supported | ||
* | ||
****************************************************************************/ | ||
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int board_ioctl(unsigned int cmd, uintptr_t arg) | ||
{ | ||
switch (cmd) | ||
{ | ||
default: | ||
return -ENOTTY; | ||
} | ||
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return OK; | ||
} | ||
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#endif /* CONFIG_BOARDCTL_IOCTL */ |
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/**************************************************************************** | ||
* boards/arm/stm32h7/weact-stm32h743/src/stm32_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. | ||
* | ||
****************************************************************************/ | ||
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/**************************************************************************** | ||
* Included Files | ||
****************************************************************************/ | ||
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#include <nuttx/config.h> | ||
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#include <sys/types.h> | ||
#include <stdint.h> | ||
#include <stdbool.h> | ||
#include <sched.h> | ||
#include <errno.h> | ||
#include <assert.h> | ||
#include <debug.h> | ||
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#include <nuttx/kthread.h> | ||
#include <nuttx/usb/usbdev.h> | ||
#include <nuttx/usb/usbhost.h> | ||
#include <nuttx/usb/usbdev_trace.h> | ||
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#include "arm_internal.h" | ||
#include "chip.h" | ||
#include "stm32_gpio.h" | ||
#include "stm32_otg.h" | ||
#include "weact-stm32h743.h" | ||
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#ifdef CONFIG_STM32H7_OTGFS | ||
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/**************************************************************************** | ||
* Pre-processor Definitions | ||
****************************************************************************/ | ||
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#if defined(CONFIG_USBDEV) || defined(CONFIG_USBHOST) | ||
# define HAVE_USB 1 | ||
#else | ||
# warning "CONFIG_STM32_OTGFS is enabled but neither CONFIG_USBDEV nor CONFIG_USBHOST" | ||
# undef HAVE_USB | ||
#endif | ||
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#ifndef CONFIG_WEACT_STM32H743_USBHOST_PRIO | ||
# define CONFIG_WEACT_STM32H743_USBHOST_PRIO 100 | ||
#endif | ||
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#ifndef CONFIG_WEACT_STM32H743_USBHOST_STACKSIZE | ||
# define CONFIG_WEACT_STM32H743_USBHOST_STACKSIZE 1024 | ||
#endif | ||
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/**************************************************************************** | ||
* Private Data | ||
****************************************************************************/ | ||
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#ifdef CONFIG_USBHOST | ||
static struct usbhost_connection_s *g_usbconn; | ||
#endif | ||
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/**************************************************************************** | ||
* Private Functions | ||
****************************************************************************/ | ||
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/**************************************************************************** | ||
* Name: usbhost_waiter | ||
* | ||
* Description: | ||
* Wait for USB devices to be connected. | ||
* | ||
****************************************************************************/ | ||
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#ifdef CONFIG_USBHOST | ||
static int usbhost_waiter(int argc, char *argv[]) | ||
{ | ||
struct usbhost_hubport_s *hport; | ||
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uinfo("Running\n"); | ||
for (; ; ) | ||
{ | ||
/* Wait for the device to change state */ | ||
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DEBUGVERIFY(CONN_WAIT(g_usbconn, &hport)); | ||
uinfo("%s\n", hport->connected ? "connected" : "disconnected"); | ||
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/* Did we just become connected? */ | ||
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if (hport->connected) | ||
{ | ||
/* Yes.. enumerate the newly connected device */ | ||
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CONN_ENUMERATE(g_usbconn, hport); | ||
} | ||
} | ||
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/* Keep the compiler from complaining */ | ||
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return 0; | ||
} | ||
#endif | ||
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/**************************************************************************** | ||
* Public Functions | ||
****************************************************************************/ | ||
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/**************************************************************************** | ||
* Name: stm32_usbhost_initialize | ||
* | ||
* Description: | ||
* Called at application startup time to initialize the USB host | ||
* functionality. | ||
* This function will start a thread that will monitor for device | ||
* connection/disconnection events. | ||
* | ||
****************************************************************************/ | ||
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#ifdef CONFIG_USBHOST | ||
int stm32_usbhost_initialize(void) | ||
{ | ||
int ret; | ||
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/* First, register all of the class drivers needed to support the drivers | ||
* that we care about: | ||
*/ | ||
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uinfo("Register class drivers\n"); | ||
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#ifdef CONFIG_USBHOST_HUB | ||
/* Initialize USB hub class support */ | ||
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ret = usbhost_hub_initialize(); | ||
if (ret < 0) | ||
{ | ||
uerr("ERROR: usbhost_hub_initialize failed: %d\n", ret); | ||
} | ||
#endif | ||
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#ifdef CONFIG_USBHOST_MSC | ||
/* Register the USB mass storage class class */ | ||
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ret = usbhost_msc_initialize(); | ||
if (ret != OK) | ||
{ | ||
uerr("ERROR: Failed to register the mass storage class: %d\n", ret); | ||
} | ||
#endif | ||
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#ifdef CONFIG_USBHOST_CDCACM | ||
/* Register the CDC/ACM serial class */ | ||
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ret = usbhost_cdcacm_initialize(); | ||
if (ret != OK) | ||
{ | ||
uerr("ERROR: Failed to register the CDC/ACM serial class: %d\n", ret); | ||
} | ||
#endif | ||
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#ifdef CONFIG_USBHOST_HIDKBD | ||
/* Initialize the HID keyboard class */ | ||
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ret = usbhost_kbdinit(); | ||
if (ret != OK) | ||
{ | ||
uerr("ERROR: Failed to register the HID keyboard class\n"); | ||
} | ||
#endif | ||
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#ifdef CONFIG_USBHOST_HIDMOUSE | ||
/* Initialize the HID mouse class */ | ||
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ret = usbhost_mouse_init(); | ||
if (ret != OK) | ||
{ | ||
uerr("ERROR: Failed to register the HID mouse class\n"); | ||
} | ||
#endif | ||
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/* Then get an instance of the USB host interface */ | ||
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uinfo("Initialize USB host\n"); | ||
g_usbconn = stm32_otgfshost_initialize(0); | ||
if (g_usbconn) | ||
{ | ||
/* Start a thread to handle device connection. */ | ||
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uinfo("Start usbhost_waiter\n"); | ||
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ret = kthread_create("usbhost", CONFIG_WEACT_STM32H743_USBHOST_PRIO, | ||
CONFIG_WEACT_STM32H743_USBHOST_STACKSIZE, | ||
usbhost_waiter, NULL); | ||
return ret < 0 ? -ENOEXEC : OK; | ||
} | ||
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return -ENODEV; | ||
} | ||
#endif | ||
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/**************************************************************************** | ||
* Name: stm32_usbhost_vbusdrive | ||
* | ||
* Description: | ||
* Enable/disable driving of VBUS 5V output. This function must be | ||
* provided be each platform that implements the STM32 OTG FS host | ||
* interface | ||
* | ||
* "On-chip 5 V VBUS generation is not supported. For this reason, a | ||
* charge pump or, if 5 V are available on the application board, a | ||
* basic power switch, must be added externally to drive the 5 V VBUS | ||
* line. The external charge pump can be driven by any GPIO output. | ||
* When the application decides to power on VBUS using the chosen GPIO, | ||
* it must also set the port power bit in the host port control and status | ||
* register (PPWR bit in OTG_FS_HPRT). | ||
* | ||
* "The application uses this field to control power to this port, and | ||
* the core clears this bit on an overcurrent condition." | ||
* | ||
* Input Parameters: | ||
* iface - For future growth to handle multiple USB host interface. | ||
* Should be zero. | ||
* enable - true: enable VBUS power; false: disable VBUS power | ||
* | ||
* Returned Value: | ||
* None | ||
* | ||
****************************************************************************/ | ||
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#ifdef CONFIG_USBHOST | ||
void stm32_usbhost_vbusdrive(int iface, bool enable) | ||
{ | ||
DEBUGASSERT(iface == 0); | ||
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/* Set the Power Switch by driving the active high enable pin */ | ||
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stm32_gpiowrite(GPIO_OTGFS_PWRON, enable); | ||
} | ||
#endif | ||
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/**************************************************************************** | ||
* Name: stm32_setup_overcurrent | ||
* | ||
* Description: | ||
* Setup to receive an interrupt-level callback if an overcurrent | ||
* condition is detected. | ||
* | ||
* Input Parameters: | ||
* handler - New overcurrent interrupt handler | ||
* arg - The argument provided for the interrupt handler | ||
* | ||
* Returned Value: | ||
* Zero (OK) is returned on success. Otherwise, a negated errno value | ||
* is returned to indicate the nature of the failure. | ||
* | ||
****************************************************************************/ | ||
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#ifdef CONFIG_USBHOST | ||
int stm32_setup_overcurrent(xcpt_t handler, void *arg) | ||
{ | ||
return stm32_gpiosetevent(GPIO_OTGFS_OVER, true, true, true, handler, arg); | ||
} | ||
#endif | ||
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/**************************************************************************** | ||
* Name: stm32_usbsuspend | ||
* | ||
* Description: | ||
* Board logic must provide the stm32_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. | ||
* | ||
****************************************************************************/ | ||
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#ifdef CONFIG_USBDEV | ||
void stm32_usbsuspend(struct usbdev_s *dev, bool resume) | ||
{ | ||
uinfo("resume: %d\n", resume); | ||
} | ||
#endif | ||
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#endif /* CONFIG_STM32_OTGFS */ |
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