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Code Activity

atusb/fw/: new request ATUSB_GPIO_CLEANUP to re-enable INT0

Browse Source 
- board.h (gpio_cleanup), board_app.c (gpio_cleanup): restore INT0
  when done manipulating GPIOs
- board.c (gpio): updated comment explaining how to restore INT0
- include/atusb/ep0.h (enum atspi_requests), ep0.c
  (ATUSB_GPIO_CLEANUP): new request to return to normal operation
  after ATUSB_GPIO
This commit is contained in:
Werner Almesberger
2011-06-20 23:11:09 -03:00
parent f8f2f890d9
commit f7b9a18917
4 changed files with 13 additions and 1 deletions
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2
atusb/fw/include/atusb/ep0.h
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@@ -27,6 +27,7 @@
* ->host ATUSB_TIMER - - #bytes (6)
* ->host ATUSB_GPIO dir+data mask+p# 3
* host-> ATUSB_SLP_TR - - 0
* host-> ATUSB_GPIO_CLEANUP - - 0
*
* host-> ATUSB_REG_WRITE value addr 0
* ->host ATUSB_REG_READ - addr 1
@@ -80,6 +81,7 @@ enum atspi_requests {
ATUSB_TIMER,
ATUSB_GPIO,
ATUSB_SLP_TR,
ATUSB_GPIO_CLEANUP,
ATUSB_REG_WRITE = 0x20, /* transceiver group */
ATUSB_REG_READ,
ATUSB_BUF_WRITE,