66 lines
1.7 KiB
Diff
66 lines
1.7 KiB
Diff
--- a/drivers/net/cpmac.c
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+++ b/drivers/net/cpmac.c
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@@ -34,6 +34,7 @@
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#include <linux/skbuff.h>
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#include <linux/mii.h>
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#include <linux/phy.h>
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+#include <linux/phy_fixed.h>
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#include <linux/platform_device.h>
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#include <linux/dma-mapping.h>
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#include <linux/clk.h>
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@@ -219,6 +220,12 @@ static void cpmac_hw_stop(struct net_dev
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static int cpmac_stop(struct net_device *dev);
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static int cpmac_open(struct net_device *dev);
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+static struct fixed_phy_status fixed_phy_status = {
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+ .link = 1,
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+ .speed = 100,
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+ .duplex = 1,
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+};
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+
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static void cpmac_dump_regs(struct net_device *dev)
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{
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int i;
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@@ -1127,11 +1134,38 @@ static int __devinit cpmac_probe(struct
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break;
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}
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- if (phy_id == PHY_MAX_ADDR) {
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- dev_err(&pdev->dev, "no PHY present\n");
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- return -ENODEV;
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+ if (phy_id < PHY_MAX_ADDR)
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+ goto dev_alloc;
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+
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+ dev_info(&pdev->dev, "trying external MII\n");
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+ /* Now disable EPHY and enable MII */
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+ ar7_device_disable(AR7_RESET_BIT_EPHY);
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+ *(unsigned long*) ioremap(0x08611A08, 4) |= 0x00000001;
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+
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+ for (phy_id = 0; phy_id < PHY_MAX_ADDR; phy_id++) {
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+ if (!(pdata->phy_mask & (1 << phy_id)))
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+ continue;
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+ if (!cpmac_mii->phy_map[phy_id])
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+ continue;
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+ strncpy(mdio_bus_id, cpmac_mii->id, MII_BUS_ID_SIZE);
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+ break;
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}
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+ if (phy_id < PHY_MAX_ADDR)
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+ goto dev_alloc;
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+
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+ /* This still does not work, so now we register a fixed phy */
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+ dev_info(&pdev->dev, "using fixed PHY\n");
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+ rc = fixed_phy_add(PHY_POLL, pdev->id, &fixed_phy_status);
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+ if (rc && rc != -ENODEV) {
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+ dev_err(&pdev->dev, "unable to register fixed PHY\n");
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+ return rc;
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+ }
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+
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+ strncpy(mdio_bus_id, "0", MII_BUS_ID_SIZE); /* fixed phys bus */
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+ phy_id = pdev->id;
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+
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+dev_alloc:
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dev = alloc_etherdev_mq(sizeof(*priv), CPMAC_QUEUES);
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if (!dev) {
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