diff options
| author | Patrick Delaunay <patrick.delaunay@st.com> | 2018-05-17 14:50:44 +0200 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2018-05-26 18:19:17 -0400 |
| commit | eae4764f1ac2f3968a5c87a17b2e894a5fe05d0b (patch) | |
| tree | ac0a591564cdb0d1092f4327a56bfa1173c5ded8 /include/serial.h | |
| parent | be1a6f775e7615f93b7d9ef3bdbcbb335dbfea6e (diff) | |
dm: serial: Add setparity
Implements serial setparity ops to allow uart parity change.
It allows to select ODD, EVEN or NONE parity.
Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Signed-off-by: Patrice Chotard <patrice.chotard@st.com>
Diffstat (limited to 'include/serial.h')
| -rw-r--r-- | include/serial.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/include/serial.h b/include/serial.h index 384df94ed0..b9ef6d91c9 100644 --- a/include/serial.h +++ b/include/serial.h @@ -67,6 +67,12 @@ extern int usbtty_tstc(void); struct udevice; +enum serial_par { + SERIAL_PAR_NONE, + SERIAL_PAR_ODD, + SERIAL_PAR_EVEN +}; + /** * struct struct dm_serial_ops - Driver model serial operations * @@ -143,6 +149,16 @@ struct dm_serial_ops { */ int (*loop)(struct udevice *dev, int on); #endif + /** + * setparity() - Set up the parity + * + * Set up a new parity for this device. + * + * @dev: Device pointer + * @parity: parity to use + * @return 0 if OK, -ve on error + */ + int (*setparity)(struct udevice *dev, enum serial_par parity); }; /** |