diff options
| author | Duncan Laurie <dlaurie@chromium.org> | 2016-12-14 11:44:58 -0800 |
|---|---|---|
| committer | chrome-bot <chrome-bot@chromium.org> | 2016-12-14 20:14:36 -0800 |
| commit | 8a8af6c10ee6973d17b818f65311fc6f12925f09 (patch) | |
| tree | 5613b3e8e929bd01ac7603bd5e96a2480b013349 | |
| parent | 4912f214aabf4c9ba231329df0d3583c5ddea9d6 (diff) | |
| download | chrome-ec-8a8af6c10ee6973d17b818f65311fc6f12925f09.tar.gz | |
eve: Increase keyscan output settle time to 80us
Increase the output settle time to 80us from the default 50us
to prevent duplicate keys.
BUG=chrome-os-partner:58666
BRANCH=none
TEST=build and boot on eve
Change-Id: Ied1acef0b763b9a321f7fe36477eee6e467ce17f
Signed-off-by: Duncan Laurie <dlaurie@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/419825
Commit-Ready: Duncan Laurie <dlaurie@google.com>
Tested-by: Duncan Laurie <dlaurie@google.com>
Reviewed-by: Daisuke Nojiri <dnojiri@chromium.org>
| -rw-r--r-- | board/eve/board.c | 14 | ||||
| -rw-r--r-- | board/eve/board.h | 3 |
2 files changed, 16 insertions, 1 deletions
diff --git a/board/eve/board.c b/board/eve/board.c index 5598c9aaad..c3d645fd47 100644 --- a/board/eve/board.c +++ b/board/eve/board.c @@ -96,6 +96,20 @@ const struct power_signal_info power_signal_list[] = { }; BUILD_ASSERT(ARRAY_SIZE(power_signal_list) == POWER_SIGNAL_COUNT); +/* Keyboard scan. Increase output_settle_us to 80us from default 50us. */ +struct keyboard_scan_config keyscan_config = { + .output_settle_us = 80, + .debounce_down_us = 9 * MSEC, + .debounce_up_us = 30 * MSEC, + .scan_period_us = 3 * MSEC, + .min_post_scan_delay_us = 1000, + .poll_timeout_us = 100 * MSEC, + .actual_key_mask = { + 0x14, 0xff, 0xff, 0xff, 0xff, 0xf5, 0xff, + 0xa4, 0xff, 0xfe, 0x55, 0xfa, 0xca /* full set */ + }, +}; + /* PWM channels. Must be in the exactly same order as in enum pwm_channel. */ const struct pwm_t pwm_channels[] = { [PWM_CH_KBLIGHT] = { 5, PWM_CONFIG_DSLEEP, 100 }, diff --git a/board/eve/board.h b/board/eve/board.h index 2e6235064d..7fd184f182 100644 --- a/board/eve/board.h +++ b/board/eve/board.h @@ -26,7 +26,6 @@ #define CONFIG_FPU #define CONFIG_I2C #define CONFIG_I2C_MASTER -#define CONFIG_KEYBOARD_COL2_INVERTED #define CONFIG_LID_SWITCH #define CONFIG_LTO #define CONFIG_PWM @@ -53,6 +52,8 @@ #define CONFIG_ESPI #define CONFIG_ESPI_VW_SIGNALS #define CONFIG_LPC +#define CONFIG_KEYBOARD_BOARD_CONFIG +#define CONFIG_KEYBOARD_COL2_INVERTED #define CONFIG_KEYBOARD_PROTOCOL_8042 /* Battery */ |