1 files changed, 0 insertions, 150 deletions
diff --git a/drivers/net/phy/mdio-cavium.c b/drivers/net/phy/mdio-cavium.c
deleted file mode 100644
index 1afd6fc1a351..000000000000
--- a/drivers/net/phy/mdio-cavium.c
+++ /dev/null
@@ -1,150 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/*
- * Copyright (C) 2009-2016 Cavium, Inc.
- */
-
-#include <linux/delay.h>
-#include <linux/module.h>
-#include <linux/phy.h>
-#include <linux/io.h>
-
-#include "mdio-cavium.h"
-
-static void cavium_mdiobus_set_mode(struct cavium_mdiobus *p,
-				    enum cavium_mdiobus_mode m)
-{
-	union cvmx_smix_clk smi_clk;
-
-	if (m == p->mode)
-		return;
-
-	smi_clk.u64 = oct_mdio_readq(p->register_base + SMI_CLK);
-	smi_clk.s.mode = (m == C45) ? 1 : 0;
-	smi_clk.s.preamble = 1;
-	oct_mdio_writeq(smi_clk.u64, p->register_base + SMI_CLK);
-	p->mode = m;
-}
-
-static int cavium_mdiobus_c45_addr(struct cavium_mdiobus *p,
-				   int phy_id, int regnum)
-{
-	union cvmx_smix_cmd smi_cmd;
-	union cvmx_smix_wr_dat smi_wr;
-	int timeout = 1000;
-
-	cavium_mdiobus_set_mode(p, C45);
-
-	smi_wr.u64 = 0;
-	smi_wr.s.dat = regnum & 0xffff;
-	oct_mdio_writeq(smi_wr.u64, p->register_base + SMI_WR_DAT);
-
-	regnum = (regnum >> 16) & 0x1f;
-
-	smi_cmd.u64 = 0;
-	smi_cmd.s.phy_op = 0; /* MDIO_CLAUSE_45_ADDRESS */
-	smi_cmd.s.phy_adr = phy_id;
-	smi_cmd.s.reg_adr = regnum;
-	oct_mdio_writeq(smi_cmd.u64, p->register_base + SMI_CMD);
-
-	do {
-		/* Wait 1000 clocks so we don't saturate the RSL bus
-		 * doing reads.
-		 */
-		__delay(1000);
-		smi_wr.u64 = oct_mdio_readq(p->register_base + SMI_WR_DAT);
-	} while (smi_wr.s.pending && --timeout);
-
-	if (timeout <= 0)
-		return -EIO;
-	return 0;
-}
-
-int cavium_mdiobus_read(struct mii_bus *bus, int phy_id, int regnum)
-{
-	struct cavium_mdiobus *p = bus->priv;
-	union cvmx_smix_cmd smi_cmd;
-	union cvmx_smix_rd_dat smi_rd;
-	unsigned int op = 1; /* MDIO_CLAUSE_22_READ */
-	int timeout = 1000;
-
-	if (regnum & MII_ADDR_C45) {
-		int r = cavium_mdiobus_c45_addr(p, phy_id, regnum);
-
-		if (r < 0)
-			return r;
-
-		regnum = (regnum >> 16) & 0x1f;
-		op = 3; /* MDIO_CLAUSE_45_READ */
-	} else {
-		cavium_mdiobus_set_mode(p, C22);
-	}
-
-	smi_cmd.u64 = 0;
-	smi_cmd.s.phy_op = op;
-	smi_cmd.s.phy_adr = phy_id;
-	smi_cmd.s.reg_adr = regnum;
-	oct_mdio_writeq(smi_cmd.u64, p->register_base + SMI_CMD);
-
-	do {
-		/* Wait 1000 clocks so we don't saturate the RSL bus
-		 * doing reads.
-		 */
-		__delay(1000);
-		smi_rd.u64 = oct_mdio_readq(p->register_base + SMI_RD_DAT);
-	} while (smi_rd.s.pending && --timeout);
-
-	if (smi_rd.s.val)
-		return smi_rd.s.dat;
-	else
-		return -EIO;
-}
-EXPORT_SYMBOL(cavium_mdiobus_read);
-
-int cavium_mdiobus_write(struct mii_bus *bus, int phy_id, int regnum, u16 val)
-{
-	struct cavium_mdiobus *p = bus->priv;
-	union cvmx_smix_cmd smi_cmd;
-	union cvmx_smix_wr_dat smi_wr;
-	unsigned int op = 0; /* MDIO_CLAUSE_22_WRITE */
-	int timeout = 1000;
-
-	if (regnum & MII_ADDR_C45) {
-		int r = cavium_mdiobus_c45_addr(p, phy_id, regnum);
-
-		if (r < 0)
-			return r;
-
-		regnum = (regnum >> 16) & 0x1f;
-		op = 1; /* MDIO_CLAUSE_45_WRITE */
-	} else {
-		cavium_mdiobus_set_mode(p, C22);
-	}
-
-	smi_wr.u64 = 0;
-	smi_wr.s.dat = val;
-	oct_mdio_writeq(smi_wr.u64, p->register_base + SMI_WR_DAT);
-
-	smi_cmd.u64 = 0;
-	smi_cmd.s.phy_op = op;
-	smi_cmd.s.phy_adr = phy_id;
-	smi_cmd.s.reg_adr = regnum;
-	oct_mdio_writeq(smi_cmd.u64, p->register_base + SMI_CMD);
-
-	do {
-		/* Wait 1000 clocks so we don't saturate the RSL bus
-		 * doing reads.
-		 */
-		__delay(1000);
-		smi_wr.u64 = oct_mdio_readq(p->register_base + SMI_WR_DAT);
-	} while (smi_wr.s.pending && --timeout);
-
-	if (timeout <= 0)
-		return -EIO;
-
-	return 0;
-}
-EXPORT_SYMBOL(cavium_mdiobus_write);
-
-MODULE_DESCRIPTION("Common code for OCTEON and Thunder MDIO bus drivers");
-MODULE_AUTHOR("David Daney");
-MODULE_LICENSE("GPL v2");