Add defines for refclk driver used to route the refclk out of torrent
SERDES.

Signed-off-by: Kishon Vijay Abraham I <kis...@ti.com>
---
 include/dt-bindings/phy/phy-cadence.h | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 include/dt-bindings/phy/phy-cadence.h

diff --git a/include/dt-bindings/phy/phy-cadence.h 
b/include/dt-bindings/phy/phy-cadence.h
new file mode 100644
index 0000000000..4652bcb862
--- /dev/null
+++ b/include/dt-bindings/phy/phy-cadence.h
@@ -0,0 +1,20 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * This header provides constants for Cadence SERDES.
+ */
+
+#ifndef _DT_BINDINGS_CADENCE_SERDES_H
+#define _DT_BINDINGS_CADENCE_SERDES_H
+
+/* Torrent */
+#define TORRENT_SERDES_NO_SSC          0
+#define TORRENT_SERDES_EXTERNAL_SSC    1
+#define TORRENT_SERDES_INTERNAL_SSC    2
+
+#define CDNS_TORRENT_REFCLK_DRIVER      0
+
+/* Sierra */
+#define CDNS_SIERRA_PLL_CMNLC          0
+#define CDNS_SIERRA_PLL_CMNLC1         1
+
+#endif /* _DT_BINDINGS_CADENCE_SERDES_H */
-- 
2.17.1

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