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author | Chris Zhong <zyw@rock-chips.com> | 2014-09-30 16:22:45 +0800 |
---|---|---|
committer | chrome-internal-fetch <chrome-internal-fetch@google.com> | 2014-10-02 20:51:05 +0000 |
commit | 4be45e962cba218c07944dd97935361be9017224 (patch) | |
tree | 90170a7c9473ca0515332f5099accf9fca2912c9 /chip/stm32/keyboard_raw.c | |
parent | 7a8891268daed617ad55198618ea2486a291fcdd (diff) | |
download | chrome-ec-4be45e962cba218c07944dd97935361be9017224.tar.gz |
stm32: invert keyboard col2 option
Silego variant in pinky rev2 require the signal to be inverted.
BUG=None
TEST=on pinky-rev2: all keys from col2 work correctly
BRANCH=None
Change-Id: I83a029b4e9c6b4770e83f30b170595d45ea40cca
Signed-off-by: Chris Zhong <zyw@rock-chips.com>
Signed-off-by: Alexandru M Stan <amstan@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/220314
Diffstat (limited to 'chip/stm32/keyboard_raw.c')
-rw-r--r-- | chip/stm32/keyboard_raw.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/chip/stm32/keyboard_raw.c b/chip/stm32/keyboard_raw.c index bc810e2a04..4ac7f2dcb2 100644 --- a/chip/stm32/keyboard_raw.c +++ b/chip/stm32/keyboard_raw.c @@ -86,6 +86,13 @@ test_mockable void keyboard_raw_drive_column(int out) } } + #ifdef CONFIG_KEYBOARD_COL2_INVERTED + if (bsrr & (gpio_list[GPIO_KB_OUT02].mask << 16 | + gpio_list[GPIO_KB_OUT02].mask)) + bsrr ^= (gpio_list[GPIO_KB_OUT02].mask << 16 | + gpio_list[GPIO_KB_OUT02].mask); + #endif + if (bsrr) STM32_GPIO_BSRR(kb_out_ports[i]) = bsrr; |