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| author | Paul Kocialkowski <contact@paulk.fr> | 2015-07-20 15:17:09 +0200 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2015-08-12 20:47:36 -0400 |
| commit | a4c8bbbc289e4f853b52ce9fe604079038e644cc (patch) | |
| tree | 11d3a234d881e6ded9ce054c9671f69b49aca06e /include/twl4030.h | |
| parent | 7d5ac91832918a5fda0277aacb8c62421efdeaa2 (diff) | |
| download | u-boot-imx-a4c8bbbc289e4f853b52ce9fe604079038e644cc.zip u-boot-imx-a4c8bbbc289e4f853b52ce9fe604079038e644cc.tar.gz u-boot-imx-a4c8bbbc289e4f853b52ce9fe604079038e644cc.tar.bz2 | |
input: twl4030: Keypad scan and input
This allows scanning the twl4030 keypad, storing the result in a 64-byte long
matrix with the twl4030_keypad_scan function.
Detecting a key at a given column and row is made easier with the
twl4030_keypad_key function.
Signed-off-by: Paul Kocialkowski <contact@paulk.fr>
Reviewed-by: Tom Rini <trini@konsulko.com>
Diffstat (limited to 'include/twl4030.h')
| -rw-r--r-- | include/twl4030.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/twl4030.h b/include/twl4030.h index a4d5fbd..1031373 100644 --- a/include/twl4030.h +++ b/include/twl4030.h @@ -683,6 +683,9 @@ int twl4030_input_power_button(void); int twl4030_input_charger(void); int twl4030_input_usb(void); +int twl4030_keypad_scan(unsigned char *matrix); +int twl4030_keypad_key(unsigned char *matrix, u8 c, u8 r); + /* * LED */ |