From: Bartlomiej Sieka <tur@semihalf.com>
Date: Mon, 7 May 2007 20:36:15 +0000 (+0200)
Subject: [MPC5xxx] There are networking problems on the Motion-PRO board with
X-Git-Url: http://git.dujemihanovic.xyz/?a=commitdiff_plain;h=008861a2f3ef2c062744d733787c7e530a1b8761;p=u-boot.git

[MPC5xxx] There are networking problems on the Motion-PRO board with
current PHY initalization code (tftp timeouts all the time). This commit
temporarily disables PHY initalization sequence to make the networking
operational, until a fix is found.
---

diff --git a/cpu/mpc5xxx/fec.c b/cpu/mpc5xxx/fec.c
index e6392340a9..0b8f24d18a 100644
--- a/cpu/mpc5xxx/fec.c
+++ b/cpu/mpc5xxx/fec.c
@@ -395,7 +395,9 @@ static int mpc5xxx_fec_init(struct eth_device *dev, bd_t * bis)
 static int mpc5xxx_fec_init_phy(struct eth_device *dev, bd_t * bis)
 {
 	mpc5xxx_fec_priv *fec = (mpc5xxx_fec_priv *)dev->priv;
+#ifndef CONFIG_MOTIONPRO
 	const uint8 phyAddr = CONFIG_PHY_ADDR;	/* Only one PHY */
+#endif /* !CONFIG_MOTIONPRO */
 
 #if (DEBUG & 0x1)
 	printf ("mpc5xxx_fec_init_phy... Begin\n");
@@ -428,6 +430,14 @@ static int mpc5xxx_fec_init_phy(struct eth_device *dev, bd_t * bis)
 	 */
 	fec->eth->imask = 0x00000000;
 
+/*
+ * In original Promess-provided code PHY initialization is disabled with the
+ * following comment: "Phy initialization is DISABLED for now.  There was a
+ * problem with running 100 Mbps on PRO board". Thus we temporarily disable
+ * PHY initialization for the Motion-PRO board, until a proper fix is found.
+ */
+
+#ifndef CONFIG_MOTIONPRO
 	if (fec->xcv_type != SEVENWIRE) {
 		/*
 		 * Set MII_SPEED = (1/(mii_speed * 2)) * System Clock
@@ -550,6 +560,7 @@ static int mpc5xxx_fec_init_phy(struct eth_device *dev, bd_t * bis)
 		}
 
 	}
+#endif /* !CONFIG_MOTIONPRO */
 
 #if (DEBUG & 0x2)
 	if (fec->xcv_type != SEVENWIRE)