fix switch support on the Compex WP18/NP18A

SVN-Revision: 10611

diff --git a/target/linux/ixp4xx/patches-2.6.23/202-npe_driver_no_phy.patch b/target/linux/ixp4xx/patches-2.6.23/202-npe_driver_no_phy.patch
new file mode 100644 (file)
index 0000000..7660315
--- /dev/null
+++ b/target/linux/ixp4xx/patches-2.6.23/202-npe_driver_no_phy.patch
@@ -0,0 +1,41 @@
+diff -Nur linux-2.6.23.16/drivers/net/arm/ixp4xx_eth.c linux-2.6.23.16-owrt/drivers/net/arm/ixp4xx_eth.c
+--- linux-2.6.23.16/drivers/net/arm/ixp4xx_eth.c       2008-02-15 18:18:02.000000000 +0100
++++ linux-2.6.23.16-owrt/drivers/net/arm/ixp4xx_eth.c  2008-02-18 12:14:42.000000000 +0100
+@@ -297,6 +297,27 @@
+       unsigned long flags;
+       u16 val;
+ 
++      /* For boards that use a switch chip (eg. Marvell 88E6060) */
++      if ( phy_id < 0 || phy_id > 31 ) {
++              switch (location) {
++              case MII_BMCR:
++                      val = 0x3100;
++                      break;
++              case MII_BMSR:
++                      val = 0x406d;
++                      break;
++              case MII_ADVERTISE:
++                      val = 0x0101;
++                      break;
++              case MII_LPA:
++                      val = 0x4101;
++                      break;
++              default:
++                      val = 0;
++                      break;
++              }
++              return val;
++      }
+       spin_lock_irqsave(&mdio_lock, flags);
+       val = mdio_cmd(dev, phy_id, location, 0, 0);
+       spin_unlock_irqrestore(&mdio_lock, flags);
+@@ -308,6 +329,9 @@
+ {
+       unsigned long flags;
+ 
++      if ( phy_id < 0 || phy_id > 31 ) {
++              return;
++      }
+       spin_lock_irqsave(&mdio_lock, flags);
+       mdio_cmd(dev, phy_id, location, 1, val);
+       spin_unlock_irqrestore(&mdio_lock, flags);