1 files changed, 46 insertions, 0 deletions
diff --git a/drivers/net/phy/mdio-open-alliance.h b/drivers/net/phy/mdio-open-alliance.h
new file mode 100644
index 000000000000..931e14660d75
--- /dev/null
+++ b/drivers/net/phy/mdio-open-alliance.h
@@ -0,0 +1,46 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * mdio-open-alliance.h - definition of OPEN Alliance SIG standard registers
+ */
+
+#ifndef __MDIO_OPEN_ALLIANCE__
+#define __MDIO_OPEN_ALLIANCE__
+
+#include <linux/mdio.h>
+
+/* NOTE: all OATC14 registers are located in MDIO_MMD_VEND2 */
+
+/* Open Alliance TC14 (10BASE-T1S) registers */
+#define MDIO_OATC14_PLCA_IDVER	0xca00  /* PLCA ID and version */
+#define MDIO_OATC14_PLCA_CTRL0	0xca01	/* PLCA Control register 0 */
+#define MDIO_OATC14_PLCA_CTRL1	0xca02	/* PLCA Control register 1 */
+#define MDIO_OATC14_PLCA_STATUS	0xca03	/* PLCA Status register */
+#define MDIO_OATC14_PLCA_TOTMR	0xca04	/* PLCA TO Timer register */
+#define MDIO_OATC14_PLCA_BURST	0xca05	/* PLCA BURST mode register */
+
+/* Open Alliance TC14 PLCA IDVER register */
+#define MDIO_OATC14_PLCA_IDM	0xff00	/* PLCA MAP ID */
+#define MDIO_OATC14_PLCA_VER	0x00ff	/* PLCA MAP version */
+
+/* Open Alliance TC14 PLCA CTRL0 register */
+#define MDIO_OATC14_PLCA_EN	BIT(15) /* PLCA enable */
+#define MDIO_OATC14_PLCA_RST	BIT(14) /* PLCA reset */
+
+/* Open Alliance TC14 PLCA CTRL1 register */
+#define MDIO_OATC14_PLCA_NCNT	0xff00	/* PLCA node count */
+#define MDIO_OATC14_PLCA_ID	0x00ff	/* PLCA local node ID */
+
+/* Open Alliance TC14 PLCA STATUS register */
+#define MDIO_OATC14_PLCA_PST	BIT(15)	/* PLCA status indication */
+
+/* Open Alliance TC14 PLCA TOTMR register */
+#define MDIO_OATC14_PLCA_TOT	0x00ff
+
+/* Open Alliance TC14 PLCA BURST register */
+#define MDIO_OATC14_PLCA_MAXBC	0xff00
+#define MDIO_OATC14_PLCA_BTMR	0x00ff
+
+/* Version Identifiers */
+#define OATC14_IDM		0x0a00
+
+#endif /* __MDIO_OPEN_ALLIANCE__ */