35de9b8e55
lpc176x: Move chip id code from usbserial.c to new file chipid.c
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Add a chipid.c file - this makes the code layout more similar to the
other arm boards.
Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
2019-11-26 08:54:40 -05:00
f76cb92b15
usb_cdc: Add a usb_fill_serial() helper function
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Add a helper function to fill the usb serial string descriptor. Use
it in the lpc176x code.
Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
2019-11-25 18:32:52 -05:00
bab27651a1
lpc176x: read chip id and use as usb serial. ( #2184 )
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Signed-off-by: Matt Baker <baker.matt.j@gmail.com>
2019-11-21 11:54:20 -05:00
1022729a2a
lpc176x: Update code to use armcm_boot mechanism
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Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
2019-08-22 09:58:58 -04:00
6409eda058
lpc176x: Move irq handler code above irq setup
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Only code movement.
Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
2019-08-22 09:58:58 -04:00
700e35c6ac
armcm_timer: Unify udelay() implementation
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Move the udelay() code from various arm board directories into the
src/generic/armcm_timer.c code.
Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
2019-06-09 20:27:57 -04:00
38f3d65ac5
lpc176x: refactor usbserial to use udelay helper.
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Signed-off-by: Matt Baker <baker.matt.j@gmail.com>
2019-04-06 20:53:15 -04:00
e83071c9fe
lpc176x: force minimum usb disconnect time
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Fixes GitHub Issue #1499 . Resolves USB hang by forcing a minimum
USB disconnection time at boot.
Signed-off-by: Matt Baker <baker.matt.j@gmail.com>
2019-04-06 20:53:15 -04:00
3e71a57f67
lpc176x: Use enumerations for buses and reserve pins
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Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
2019-04-04 18:29:31 -04:00
fbbe2cf9d6
lpc176x: Explicitly disconnect USB on a bootloader request
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It appears some host machines may not recognize that the USB device
has disconnected upon start of bootloader mode. Explicitly disable
USB and add a 5ms delay to help signal the host of the upcoming
change.
Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
2019-03-31 13:37:01 -04:00
078a03dc21
lpc176x: Add mechanism for entering the bootloader from a USB signal
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Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
2019-01-13 12:25:58 -05:00
277a8185e1
lpc176x: Pass gpio id to gpio_peripheral()
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Pass the gpio id instead of the bank/pin to gpio_peripheral(). This
is in keeping with other ARM ports.
Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
2019-01-04 11:07:22 -05:00
a40df4b6f7
lpc176x: Move enable_peripheral_clock to main.c
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Move and rename function to enable_pclock() - in keeping with other
ARM ports.
Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
2019-01-04 11:00:09 -05:00
b84ecebf8f
usb_cdc: Add support for detecting a USB level Arduino bootloader request
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Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
2018-12-24 11:42:19 -05:00
93e4897044
usb_cdc: Add usb_read_ep0_setup() interface function
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Use new usb_read_ep0_setup() function when reading a setup packet -
this allows the low-level usb hardware code to better handle errors.
Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
2018-09-30 22:32:19 -04:00
6ab16d2407
usb_cdc: Rename interface functions to avoid the term "setup"
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Use "ep0" when referring to endpoint0 - don't use "setup" as that can
be confused with the low-level usb setup token.
Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
2018-09-30 14:09:55 -04:00
635a199a47
usb_cdc: Allow USB endpoint ids to be board specific
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It's common for boards to have restrictions on the type of each
endpoint. So, make it possible for the board to select the endpoint
ids for each endpoint.
Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
2018-08-06 23:36:05 -04:00
c381d03aad
lpc176x: Initial support for serial over usb
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Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
2018-05-25 11:52:13 -04:00
Kevin O'Connor