+// SPDX-License-Identifier: GPL-2.0+
/*
* Cirrus Logic EP93xx ethernet MAC / MII driver.
*
* (C) Copyright 2002 2003
* Adam Bezanson, Network Audio Technologies, Inc.
* <bezanson@netaudiotech.com>
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
#include <command.h>
#define GET_REGS(eth_dev) (GET_PRIV(eth_dev)->regs)
/* ep93xx_miiphy ops forward declarations */
-static int ep93xx_miiphy_read(const char * const dev, unsigned char const addr,
- unsigned char const reg, unsigned short * const value);
-static int ep93xx_miiphy_write(const char * const dev, unsigned char const addr,
- unsigned char const reg, unsigned short const value);
+static int ep93xx_miiphy_read(struct mii_dev *bus, int addr, int devad,
+ int reg);
+static int ep93xx_miiphy_write(struct mii_dev *bus, int addr, int devad,
+ int reg, u16 value);
#if defined(EP93XX_MAC_DEBUG)
/**
debug("reporting %d bytes...\n", len);
} else {
/* Do we have an erroneous packet? */
- error("packet rx error, status %08X %08X",
+ pr_err("packet rx error, status %08X %08X",
priv->rx_sq.current->word1,
priv->rx_sq.current->word2);
dump_rx_descriptor_queue(dev);
; /* noop */
if (!TX_STATUS_TXWE(priv->tx_sq.current)) {
- error("packet tx error, status %08X",
+ pr_err("packet tx error, status %08X",
priv->tx_sq.current->word1);
dump_tx_descriptor_queue(dev);
dump_tx_status_queue(dev);
#if defined(CONFIG_MII)
int ep93xx_miiphy_initialize(bd_t * const bd)
{
- miiphy_register("ep93xx_eth0", ep93xx_miiphy_read, ep93xx_miiphy_write);
+ int retval;
+ struct mii_dev *mdiodev = mdio_alloc();
+ if (!mdiodev)
+ return -ENOMEM;
+ strncpy(mdiodev->name, "ep93xx_eth0", MDIO_NAME_LEN);
+ mdiodev->read = ep93xx_miiphy_read;
+ mdiodev->write = ep93xx_miiphy_write;
+
+ retval = mdio_register(mdiodev);
+ if (retval < 0)
+ return retval;
return 0;
}
#endif
priv = malloc(sizeof(*priv));
if (!priv) {
- error("malloc() failed");
+ pr_err("malloc() failed");
goto eth_init_failed_0;
}
memset(priv, 0, sizeof(*priv));
priv->tx_dq.base = calloc(NUMTXDESC,
sizeof(struct tx_descriptor));
if (priv->tx_dq.base == NULL) {
- error("calloc() failed");
+ pr_err("calloc() failed");
goto eth_init_failed_1;
}
priv->tx_sq.base = calloc(NUMTXDESC,
sizeof(struct tx_status));
if (priv->tx_sq.base == NULL) {
- error("calloc() failed");
+ pr_err("calloc() failed");
goto eth_init_failed_2;
}
priv->rx_dq.base = calloc(NUMRXDESC,
sizeof(struct rx_descriptor));
if (priv->rx_dq.base == NULL) {
- error("calloc() failed");
+ pr_err("calloc() failed");
goto eth_init_failed_3;
}
priv->rx_sq.base = calloc(NUMRXDESC,
sizeof(struct rx_status));
if (priv->rx_sq.base == NULL) {
- error("calloc() failed");
+ pr_err("calloc() failed");
goto eth_init_failed_4;
}
dev = malloc(sizeof *dev);
if (dev == NULL) {
- error("malloc() failed");
+ pr_err("malloc() failed");
goto eth_init_failed_5;
}
memset(dev, 0, sizeof *dev);
/**
* Read a 16-bit value from an MII register.
*/
-static int ep93xx_miiphy_read(const char * const dev, unsigned char const addr,
- unsigned char const reg, unsigned short * const value)
+static int ep93xx_miiphy_read(struct mii_dev *bus, int addr, int devad,
+ int reg)
{
+ unsigned short value = 0;
struct mac_regs *mac = (struct mac_regs *)MAC_BASE;
int ret = -1;
uint32_t self_ctl;
debug("+ep93xx_miiphy_read");
/* Parameter checks */
- BUG_ON(dev == NULL);
+ BUG_ON(bus->name == NULL);
BUG_ON(addr > MII_ADDRESS_MAX);
BUG_ON(reg > MII_REGISTER_MAX);
- BUG_ON(value == NULL);
/*
* Save the current SelfCTL register value. Set MAC to suppress
while (readl(&mac->miists) & MIISTS_BUSY)
; /* noop */
- *value = (unsigned short)readl(&mac->miidata);
+ value = (unsigned short)readl(&mac->miidata);
/* Restore the saved SelfCTL value and return. */
writel(self_ctl, &mac->selfctl);
/* Fall through */
debug("-ep93xx_miiphy_read");
- return ret;
+ if (ret < 0)
+ return ret;
+ return value;
}
/**
* Write a 16-bit value to an MII register.
*/
-static int ep93xx_miiphy_write(const char * const dev, unsigned char const addr,
- unsigned char const reg, unsigned short const value)
+static int ep93xx_miiphy_write(struct mii_dev *bus, int addr, int devad,
+ int reg, u16 value)
{
struct mac_regs *mac = (struct mac_regs *)MAC_BASE;
int ret = -1;
debug("+ep93xx_miiphy_write");
/* Parameter checks */
- BUG_ON(dev == NULL);
+ BUG_ON(bus->name == NULL);
BUG_ON(addr > MII_ADDRESS_MAX);
BUG_ON(reg > MII_REGISTER_MAX);