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author | Vincent Palatin <vpalatin@chromium.org> | 2013-10-25 15:33:41 -0700 |
---|---|---|
committer | chrome-internal-fetch <chrome-internal-fetch@google.com> | 2014-01-08 02:24:23 +0000 |
commit | 4cf4fcf1cb6a4332a27dd76ae19ba8852ddbaaec (patch) | |
tree | c7c60433492976a10506ec93e8fee8f7483fa44c /common | |
parent | 375e75de27813e0f440fefc45892157972e300dc (diff) | |
download | chrome-ec-4cf4fcf1cb6a4332a27dd76ae19ba8852ddbaaec.tar.gz |
ite: Add initial support for ITE IT8380 chip
Initial support for the ITE IT8380 chip with the following peripherals :
- 8250-like UART module.
- HW timer (with a 128-us tick period).
- GPIO with pins initialization and edge interrupt support.
other functions are stubbed.
- Clock : basic fixed frequency setup only.
It also add the dev board configuration as a test vehicle.
Signed-off-by: Alec Berg <alecaberg@chromium.org>
Signed-off-by: Vincent Palatin <vpalatin@chromium.org>
BRANCH=none
BUG=chrome-os-partner:23575
TEST=make BOARD=it8380dev
on IT8380 dev board, use the EC serial console, use gettime from
console.
Change-Id: Id4bf37d1beb21d1a4bee404c9a0bc500025fe787
Reviewed-on: https://chromium-review.googlesource.com/175481
Reviewed-by: Vincent Palatin <vpalatin@chromium.org>
Commit-Queue: Alec Berg <alecaberg@chromium.org>
Tested-by: Alec Berg <alecaberg@chromium.org>
Diffstat (limited to 'common')
-rw-r--r-- | common/timer.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/common/timer.c b/common/timer.c index 550b9d20ea..bc36c87c49 100644 --- a/common/timer.c +++ b/common/timer.c @@ -94,6 +94,7 @@ void process_timers(int overflow) } while (next.val <= get_time().val); } +#ifndef CONFIG_HW_SPECIFIC_UDELAY void udelay(unsigned us) { unsigned t0 = __hw_clock_source_read(); @@ -111,6 +112,7 @@ void udelay(unsigned us) while (__hw_clock_source_read() - t0 < us) ; } +#endif int timer_arm(timestamp_t tstamp, task_id_t tskid) { |