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-rw-r--r--include/cros_ec.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/include/cros_ec.h b/include/cros_ec.h
index 1b7c620905..1e4d8db96b 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
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