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path: root/target/linux/ixp4xx/patches-2.6.24/303-avila_gw23x7_phy_quirk.patch
blob: ffba2bb390019c0682eadd51d5e146f9b6e150b1 (plain)
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Index: linux-2.6.24.2/arch/arm/mach-ixp4xx/avila-setup.c
===================================================================
--- linux-2.6.24.2.orig/arch/arm/mach-ixp4xx/avila-setup.c
+++ linux-2.6.24.2/arch/arm/mach-ixp4xx/avila-setup.c
@@ -276,6 +276,7 @@ static void __init avila_gw2345_setup(vo
 
 static void __init avila_gw2347_setup(void)
 {
+	avila_npeb_data.quirks |= IXP4XX_ETH_QUIRK_GW23X7;
 	platform_device_register(&avila_npeb_device);
 
 	avila_leds[0].gpio = AVILA_GW23X7_LED_USER_GPIO;
@@ -310,6 +311,7 @@ static void __init avila_gw2355_setup(vo
 
 static void __init avila_gw2357_setup(void)
 {
+	avila_npeb_data.quirks |= IXP4XX_ETH_QUIRK_GW23X7;
 	platform_device_register(&avila_npeb_device);
 
 	avila_leds[0].gpio = AVILA_GW23X7_LED_USER_GPIO;
Index: linux-2.6.24.2/drivers/net/arm/ixp4xx_eth.c
===================================================================
--- linux-2.6.24.2.orig/drivers/net/arm/ixp4xx_eth.c
+++ linux-2.6.24.2/drivers/net/arm/ixp4xx_eth.c
@@ -347,6 +347,14 @@ static void phy_reset(struct net_device 
 		return;
 	}
 
+	if (port->plat->quirks & IXP4XX_ETH_QUIRK_GW23X7) {
+		mdio_write(dev, 1, 0x19,
+				(mdio_read(dev, 1, 0x19) & 0xfffe) | 0x8000);
+
+		printk(KERN_DEBUG "%s: phy_id of the DP83848 changed to 0\n",
+								dev->name);
+	}
+
 	/* restart auto negotiation */
 	bmcr = mdio_read(dev, phy_id, MII_BMCR);
 	bmcr |= (BMCR_ANENABLE | BMCR_ANRESTART);
Index: linux-2.6.24.2/include/asm-arm/arch-ixp4xx/platform.h
===================================================================
--- linux-2.6.24.2.orig/include/asm-arm/arch-ixp4xx/platform.h
+++ linux-2.6.24.2/include/asm-arm/arch-ixp4xx/platform.h
@@ -115,6 +115,8 @@ struct eth_plat_info {
 	u8 txreadyq;
 	u8 hwaddr[6];
 	u32 phy_mask;
+	u32 quirks;
+#define IXP4XX_ETH_QUIRK_GW23X7		0x00000001
 };
 
 /* Information about built-in HSS (synchronous serial) interfaces */