From b8a94b3dece0cdfdb42460bab28c454f71d3fa1d Mon Sep 17 00:00:00 2001
From: Mike Cruse <mcruse@definium.net>
Date: Mon, 30 Jul 2007 16:29:29 +1000
Subject: setup and detect 2nd phy on MCF5275 in FEC driver
Added code to recognize the second interface on M5275 boards.
Signed-off-by: Greg Ungerer <gerg@uclinux.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
drivers/net/fec.c | 23 +++++++++++++++++++++++
1 file changed, 23 insertions(+)
(limited to 'drivers/net')
diff --git a/drivers/net/fec.c b/drivers/net/fec.c
index ff7e449ad573..4e8df910c00d 100644
--- a/drivers/net/fec.c
+++ b/drivers/net/fec.c
@@ -1427,6 +1427,29 @@ static void __inline__ fec_request_intrs(struct net_device *dev)
*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)
--
cgit