1 files changed, 63 insertions, 0 deletions
diff --git a/include/linux/pcs/pcs-xpcs.h b/include/linux/pcs/pcs-xpcs.h
new file mode 100644
index 000000000000..36073f7b6bb4
--- /dev/null
+++ b/include/linux/pcs/pcs-xpcs.h
@@ -0,0 +1,63 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (c) 2020 Synopsys, Inc. and/or its affiliates.
+ * Synopsys DesignWare XPCS helpers
+ */
+
+#ifndef __LINUX_PCS_XPCS_H
+#define __LINUX_PCS_XPCS_H
+
+#include <linux/clk.h>
+#include <linux/fwnode.h>
+#include <linux/mdio.h>
+#include <linux/phy.h>
+#include <linux/phylink.h>
+#include <linux/types.h>
+
+/* AN mode */
+#define DW_AN_C73			1
+#define DW_AN_C37_SGMII			2
+#define DW_2500BASEX			3
+#define DW_AN_C37_1000BASEX		4
+#define DW_10GBASER			5
+
+enum dw_xpcs_pcs_id {
+	DW_XPCS_ID_NATIVE = 0,
+	NXP_SJA1105_XPCS_ID = 0x00000010,
+	NXP_SJA1110_XPCS_ID = 0x00000020,
+	DW_XPCS_ID = 0x7996ced0,
+	DW_XPCS_ID_MASK = 0xffffffff,
+};
+
+enum dw_xpcs_pma_id {
+	DW_XPCS_PMA_ID_NATIVE = 0,
+	DW_XPCS_PMA_GEN1_3G_ID,
+	DW_XPCS_PMA_GEN2_3G_ID,
+	DW_XPCS_PMA_GEN2_6G_ID,
+	DW_XPCS_PMA_GEN4_3G_ID,
+	DW_XPCS_PMA_GEN4_6G_ID,
+	DW_XPCS_PMA_GEN5_10G_ID,
+	DW_XPCS_PMA_GEN5_12G_ID,
+	WX_TXGBE_XPCS_PMA_10G_ID = 0xfc806000,
+	/* Meta Platforms OUI 88:25:08, model 0, revision 0 */
+	MP_FBNIC_XPCS_PMA_100G_ID = 0x46904000,
+};
+
+struct dw_xpcs_info {
+	u32 pcs;
+	u32 pma;
+};
+
+struct dw_xpcs;
+
+struct phylink_pcs *xpcs_to_phylink_pcs(struct dw_xpcs *xpcs);
+int xpcs_get_an_mode(struct dw_xpcs *xpcs, phy_interface_t interface);
+void xpcs_config_eee_mult_fact(struct dw_xpcs *xpcs, u8 mult_fact);
+struct dw_xpcs *xpcs_create_mdiodev(struct mii_bus *bus, int addr);
+struct dw_xpcs *xpcs_create_fwnode(struct fwnode_handle *fwnode);
+void xpcs_destroy(struct dw_xpcs *xpcs);
+
+struct phylink_pcs *xpcs_create_pcs_mdiodev(struct mii_bus *bus, int addr);
+void xpcs_destroy_pcs(struct phylink_pcs *pcs);
+
+#endif /* __LINUX_PCS_XPCS_H */