diff options
| author | Eric Wild <ewild@sysmocom.de> | 2021-10-28 18:17:00 +0200 |
|---|---|---|
| committer | Eric Wild <ewild@sysmocom.de> | 2021-11-01 14:35:14 +0100 |
| commit | a079e2b4eee2e28ba59f58fee14ebbdf4f9c3e44 (patch) | |
| tree | 222dc852a2036613698b456df816cc495d6d0979 | |
| parent | f83d42ce51995daf188d0b12083e7b0f166d236f (diff) | |
firmware: increase reset delay before usb reattach
The previous value was way too low and led to reenumeration issues when
switching from app to bl because the hosts are fairly lenient and
feature long delays until they accept disappearing devices as gone for
good instead of ignoring a presuambly flaky usb cable or connection.
Related: SYS5061
Change-Id: I9b8c8bf794ad5b94fc7ea2a01d1ebf4e36862c36
| -rw-r--r-- | firmware/apps/dfu/main.c | 2 | ||||
| -rw-r--r-- | firmware/libcommon/source/usb.c | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/firmware/apps/dfu/main.c b/firmware/apps/dfu/main.c index 4813881..48ba879 100644 --- a/firmware/apps/dfu/main.c +++ b/firmware/apps/dfu/main.c @@ -342,7 +342,7 @@ extern int main(void) TRACE_INFO("USB init...\n\r"); /* Signal USB reset by disabling the pull-up on USB D+ for at least 10 ms */ USBD_Disconnect(); - mdelay(50); + mdelay(500); USBDFU_Initialize(&dfu_descriptors); while (USBD_GetState() < USBD_STATE_CONFIGURED) { diff --git a/firmware/libcommon/source/usb.c b/firmware/libcommon/source/usb.c index 0868263..d86fc92 100644 --- a/firmware/libcommon/source/usb.c +++ b/firmware/libcommon/source/usb.c @@ -690,7 +690,7 @@ void SIMtrace_USB_Initialize(void) unsigned int i; /* Signal USB reset by disabling the pull-up on USB D+ for at least 10 ms */ USBD_HAL_Suspend(); - mdelay(20); + mdelay(500); USBD_HAL_Activate(); // Get std USB driver |