common: Drop linux/delay.h from common header

[oweals/u-boot.git] / drivers / net / at91_emac.c

diff --git a/drivers/net/at91_emac.c b/drivers/net/at91_emac.c
index 73612ea069108eab4e25ae8bcd10cee951d18318..4e4ad61da4ef1ccb66c5c8f2f51237cc8a49bfa2 100644 (file)
--- a/drivers/net/at91_emac.c
+++ b/drivers/net/at91_emac.c
@@ -1,32 +1,24 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  * Copyright (C) 2009 BuS Elektronik GmbH & Co. KG
  * Jens Scharsig (esw@bus-elektronik.de)
  *
  * (C) Copyright 2003
  * Author : Hamid Ikdoumi (Atmel)
-
- * SPDX-License-Identifier:    GPL-2.0+
  */
 
 #include <common.h>
+#include <log.h>
 #include <asm/io.h>
-#ifndef CONFIG_AT91_LEGACY
 #include <asm/arch/hardware.h>
 #include <asm/arch/at91_emac.h>
-#include <asm/arch/at91_pmc.h>
+#include <asm/arch/clk.h>
 #include <asm/arch/at91_pio.h>
-#else
-/* remove next 5 lines, if all RM9200 boards convert to at91 arch */
-#include <asm/arch-at91/at91rm9200.h>
-#include <asm/arch-at91/hardware.h>
-#include <asm/arch-at91/at91_emac.h>
-#include <asm/arch-at91/at91_pmc.h>
-#include <asm/arch-at91/at91_pio.h>
-#endif
 #include <net.h>
 #include <netdev.h>
 #include <malloc.h>
 #include <miiphy.h>
+#include <linux/delay.h>
 #include <linux/mii.h>
 
 #undef MII_DEBUG
@@ -168,23 +160,23 @@ at91_emac_t *get_emacbase_by_name(const char *devname)
        return (at91_emac_t *) netdev->iobase;
 }
 
-int  at91emac_mii_read(const char *devname, unsigned char addr,
-               unsigned char reg, unsigned short *value)
+int at91emac_mii_read(struct mii_dev *bus, int addr, int devad, int reg)
 {
+       unsigned short value = 0;
        at91_emac_t *emac;
 
-       emac = get_emacbase_by_name(devname);
-       at91emac_read(emac , addr, reg, value);
-       return 0;
+       emac = get_emacbase_by_name(bus->name);
+       at91emac_read(emac , addr, reg, &value);
+       return value;
 }
 
 
-int  at91emac_mii_write(const char *devname, unsigned char addr,
-               unsigned char reg, unsigned short value)
+int at91emac_mii_write(struct mii_dev *bus, int addr, int devad, int reg,
+                      u16 value)
 {
        at91_emac_t *emac;
 
-       emac = get_emacbase_by_name(devname);
+       emac = get_emacbase_by_name(bus->name);
        at91emac_write(emac, addr, reg, value);
        return 0;
 }
@@ -330,7 +322,6 @@ static int at91emac_init(struct eth_device *netdev, bd_t *bd)
        emac_device *dev;
        at91_emac_t *emac;
        at91_pio_t *pio = (at91_pio_t *) ATMEL_BASE_PIO;
-       at91_pmc_t *pmc = (at91_pmc_t *) ATMEL_BASE_PMC;
 
        emac = (at91_emac_t *) netdev->iobase;
        dev = (emac_device *) netdev->priv;
@@ -343,7 +334,7 @@ static int at91emac_init(struct eth_device *netdev, bd_t *bd)
                ATMEL_PMX_AA_ETXEN |    ATMEL_PMX_AA_EREFCK;
 
        writel(value, &pio->pioa.pdr);
-       writel(value, &pio->pioa.asr);
+       writel(value, &pio->pioa.mux.pio2.asr);
 
 #ifdef CONFIG_RMII
        value = ATMEL_PMX_BA_ERXCK;
@@ -354,14 +345,15 @@ static int at91emac_init(struct eth_device *netdev, bd_t *bd)
                ATMEL_PMX_BA_ETX3 |     ATMEL_PMX_BA_ETX2;
 #endif
        writel(value, &pio->piob.pdr);
-       writel(value, &pio->piob.bsr);
+       writel(value, &pio->piob.mux.pio2.bsr);
+
+       at91_periph_clk_enable(ATMEL_ID_EMAC);
 
-       writel(1 << ATMEL_ID_EMAC, &pmc->pcer);
        writel(readl(&emac->ctl) | AT91_EMAC_CTL_CSR, &emac->ctl);
 
        /* Init Ethernet buffers */
        for (i = 0; i < RBF_FRAMEMAX; i++) {
-               dev->rbfdt[i].addr = (unsigned long) NetRxPackets[i];
+               dev->rbfdt[i].addr = (unsigned long) net_rx_packets[i];
                dev->rbfdt[i].size = 0;
        }
        dev->rbfdt[RBF_FRAMEMAX - 1].addr |= RBF_WRAP;
@@ -429,7 +421,7 @@ static int at91emac_recv(struct eth_device *netdev)
        rbfp = &dev->rbfdt[dev->rbindex];
        while (rbfp->addr & RBF_OWNER)  {
                size = rbfp->size & RBF_SIZE;
-               NetReceive(NetRxPackets[dev->rbindex], size);
+               net_process_received_packet(net_rx_packets[dev->rbindex], size);
 
                debug_cond(DEBUG_AT91EMAC, "Recv[%ld]: %d bytes @ %lx\n",
                        dev->rbindex, size, rbfp->addr);
@@ -461,10 +453,10 @@ static int at91emac_recv(struct eth_device *netdev)
 static int at91emac_write_hwaddr(struct eth_device *netdev)
 {
        at91_emac_t *emac;
-       at91_pmc_t *pmc = (at91_pmc_t *) ATMEL_BASE_PMC;
        emac = (at91_emac_t *) netdev->iobase;
 
-       writel(1 << ATMEL_ID_EMAC, &pmc->pcer);
+       at91_periph_clk_enable(ATMEL_ID_EMAC);
+
        debug_cond(DEBUG_AT91EMAC,
                "init MAC-ADDR %02x:%02x:%02x:%02x:%02x:%02x\n",
                netdev->enetaddr[5], netdev->enetaddr[4], netdev->enetaddr[3],
@@ -499,7 +491,7 @@ int at91emac_register(bd_t *bis, unsigned long iobase)
        memset(emacfix, 0, sizeof(emac_device));
 
        memset(dev, 0, sizeof(*dev));
-       sprintf(dev->name, "emac");
+       strcpy(dev->name, "emac");
        dev->iobase = iobase;
        dev->priv = emacfix;
        dev->init = at91emac_init;
@@ -511,7 +503,17 @@ int at91emac_register(bd_t *bis, unsigned long iobase)
        eth_register(dev);
 
 #if defined(CONFIG_MII) || defined(CONFIG_CMD_MII)
-       miiphy_register(dev->name, at91emac_mii_read, at91emac_mii_write);
+       int retval;
+       struct mii_dev *mdiodev = mdio_alloc();
+       if (!mdiodev)
+               return -ENOMEM;
+       strncpy(mdiodev->name, dev->name, MDIO_NAME_LEN);
+       mdiodev->read = at91emac_mii_read;
+       mdiodev->write = at91emac_mii_write;
+
+       retval = mdio_register(mdiodev);
+       if (retval < 0)
+               return retval;
 #endif
        return 1;
 }