From eae4764f1ac2f3968a5c87a17b2e894a5fe05d0b Mon Sep 17 00:00:00 2001
From: Patrick Delaunay <patrick.delaunay@st.com>
Date: Thu, 17 May 2018 14:50:44 +0200
Subject: [PATCH] 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>
---
include/serial.h | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
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);
};
/**
--
2.39.5