cleanup the cpmac phy mask, patch from Ben Witten

SVN-Revision: 22770

diff --git a/target/linux/ar7/patches-2.6.32/971-cpmac_cleanup.patch b/target/linux/ar7/patches-2.6.32/971-cpmac_cleanup.patch
new file mode 100644 (file)
index 0000000..754119a
--- /dev/null
+++ b/target/linux/ar7/patches-2.6.32/971-cpmac_cleanup.patch
@@ -0,0 +1,48 @@
+--- a/drivers/net/cpmac.c
++++ b/drivers/net/cpmac.c
+@@ -33,7 +33,6 @@
+ #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>
+@@ -1104,8 +1103,6 @@ static const struct net_device_ops cpmac
+       .ndo_set_mac_address    = eth_mac_addr,
+ };
+ 
+-static int external_switch;
+-
+ static int __devinit cpmac_probe(struct platform_device *pdev)
+ {
+       int rc, phy_id;
+@@ -1127,10 +1124,8 @@ static int __devinit cpmac_probe(struct
+       }
+       
+       if (phy_id == PHY_MAX_ADDR) {
+-              //This probably wont work as no fixed bus anymore.
+-              dev_err(&pdev->dev, "no PHY present, falling back to switch mode\n");
+-              strncpy(mdio_bus_id, "0", MII_BUS_ID_SIZE); /* fixed phys bus */
+-              phy_id = pdev->id;
++              dev_err(&pdev->dev, "no PHY present\n");
++              return -ENODEV;
+       }
+ 
+       dev = alloc_etherdev_mq(sizeof(*priv), CPMAC_QUEUES);
+@@ -1258,14 +1253,8 @@ int __devinit cpmac_init(void)
+               else
+                       msleep(10);
+ 
+-      mask &= 0x7fffffff;
+-      if (mask & (mask - 1)) {
+-              external_switch = 1;
+-              mask = 0;
+-      }
+-
+       cpmac_mii->phy_mask = ar7_is_titan()? ~(mask | 0x80000000 | 0x40000000):
+-              ~(mask | 0x80000001);
++              ~(mask | 0x80000000);
+       snprintf(cpmac_mii->id, MII_BUS_ID_SIZE, "1");
+ 
+       res = mdiobus_register(cpmac_mii);