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-rw-r--r--target/linux/ar7/patches-2.6.32/972-cpmac_multi_probe.patch67
1 files changed, 67 insertions, 0 deletions
diff --git a/target/linux/ar7/patches-2.6.32/972-cpmac_multi_probe.patch b/target/linux/ar7/patches-2.6.32/972-cpmac_multi_probe.patch
new file mode 100644
index 000000000..44933d0c1
--- /dev/null
+++ b/target/linux/ar7/patches-2.6.32/972-cpmac_multi_probe.patch
@@ -0,0 +1,67 @@
+--- a/drivers/net/cpmac.c
++++ b/drivers/net/cpmac.c
+@@ -33,6 +33,7 @@
+ #include <linux/skbuff.h>
+ #include <linux/mii.h>
+ #include <linux/phy.h>
++#include <linux/phy_fixed.h>
+ #include <linux/platform_device.h>
+ #include <linux/dma-mapping.h>
+ #include <asm/gpio.h>
+@@ -217,6 +218,12 @@ static void cpmac_hw_stop(struct net_dev
+ static int cpmac_stop(struct net_device *dev);
+ static int cpmac_open(struct net_device *dev);
+
++static struct fixed_phy_status fixed_phy_status = {
++ .link = 1,
++ .speed = 100,
++ .duplex = 1,
++};
++
+ static void cpmac_dump_regs(struct net_device *dev)
+ {
+ int i;
+@@ -1122,12 +1129,39 @@ static int __devinit cpmac_probe(struct
+ strncpy(mdio_bus_id, cpmac_mii->id, MII_BUS_ID_SIZE);
+ break;
+ }
+-
+- if (phy_id == PHY_MAX_ADDR) {
+- dev_err(&pdev->dev, "no PHY present\n");
+- return -ENODEV;
++
++ if (phy_id < PHY_MAX_ADDR)
++ goto dev_alloc;
++
++ dev_info(&pdev->dev, "trying external MII\n");
++ /* Now disable EPHY and enable MII */
++ ar7_device_disable(AR7_RESET_BIT_EPHY);
++ *(unsigned long*) ioremap(0x08611A08, 4) |= 0x00000001;
++
++ for (phy_id = 0; phy_id < PHY_MAX_ADDR; phy_id++) {
++ if (!(pdata->phy_mask & (1 << phy_id)))
++ continue;
++ if (!cpmac_mii->phy_map[phy_id])
++ continue;
++ strncpy(mdio_bus_id, cpmac_mii->id, MII_BUS_ID_SIZE);
++ break;
++ }
++
++ if (phy_id < PHY_MAX_ADDR)
++ goto dev_alloc;
++
++ /* This still does not work, so now we register a fixed phy */
++ dev_info(&pdev->dev, "using fixed PHY\n");
++ rc = fixed_phy_add(PHY_POLL, pdev->id, &fixed_phy_status);
++ if (rc && rc != -ENODEV) {
++ dev_err(&pdev->dev, "unable to register fixed PHY\n");
++ return rc;
+ }
+
++ strncpy(mdio_bus_id, "0", MII_BUS_ID_SIZE); /* fixed phys bus */
++ phy_id = pdev->id;
++
++dev_alloc:
+ dev = alloc_etherdev_mq(sizeof(*priv), CPMAC_QUEUES);
+
+ if (!dev) {