[PATCH] setup and detect 2nd phy on MCF5275 in FEC driver

From: Greg Ungerer
Date: Mon Jul 30 2007 - 02:31:25 EST


From: Mike Cruse <mcruse@xxxxxxxxxxxx>

Added code to recognize the second interface on M5275 boards.

Signed-off-by: Greg Ungerer <gerg@xxxxxxxxxxx>
---

diff -Naur linux-2.6.23-rc1-git2/drivers/net/fec.c linux/drivers/net/fec.c
--- linux-2.6.23-rc1-git2/drivers/net/fec.c 2007-07-26 10:46:14.000000000 +1000
+++ linux/drivers/net/fec.c 2007-07-26 23:09:23.000000000 +1000
@@ -1426,6 +1427,29 @@
*gpio_pehlpar = 0xc0;
}
#endif
+
+#if defined(CONFIG_M527x)
+ /* Set up gpio outputs for MII lines */
+ {
+ volatile u8 *gpio_par_fec;
+ volatile u16 *gpio_par_feci2c;
+
+ gpio_par_feci2c = (volatile u16 *)(MCF_IPSBAR + 0x100082);
+ /* Set up gpio outputs for FEC0 MII lines */
+ gpio_par_fec = (volatile u8 *)(MCF_IPSBAR + 0x100078);
+
+ *gpio_par_feci2c |= 0x0f00;
+ *gpio_par_fec |= 0xc0;
+
+#if defined(CONFIG_FEC2)
+ /* Set up gpio outputs for FEC1 MII lines */
+ gpio_par_fec = (volatile u8 *)(MCF_IPSBAR + 0x100079);
+
+ *gpio_par_feci2c |= 0x00a0;
+ *gpio_par_fec |= 0xc0;
+#endif /* CONFIG_FEC2 */
+ }
+#endif /* CONFIG_M527x */
}

static void __inline__ fec_set_mii(struct net_device *dev, struct fec_enet_private *fep)
-
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