diff options
Diffstat (limited to 'include/cros_ec.h')
| -rw-r--r-- | include/cros_ec.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/include/cros_ec.h b/include/cros_ec.h index 1b7c620..1e4d8db 100644 --- a/include/cros_ec.h +++ b/include/cros_ec.h @@ -501,4 +501,18 @@ int cros_ec_decode_ec_flash(const void *blob, struct fdt_cros_ec *config); */ void cros_ec_check_keyboard(struct cros_ec_dev *dev); +/* + * Tunnel an I2C transfer to the EC + * + * @param dev CROS-EC device + * @param chip Chip address (7-bit I2C address) + * @param addr Register address to read/write + * @param alen Length of register address in bytes + * @param buffer Buffer containing data to read/write + * @param len Length of buffer + * @param is_read 1 if this is a read, 0 if this is a write + */ +int cros_ec_i2c_xfer(struct cros_ec_dev *dev, uchar chip, uint addr, + int alen, uchar *buffer, int len, int is_read); + #endif |