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Diffstat (limited to 'cpu/ppc4xx/4xx_enet.c')
-rw-r--r--cpu/ppc4xx/4xx_enet.c139
1 files changed, 76 insertions, 63 deletions
diff --git a/cpu/ppc4xx/4xx_enet.c b/cpu/ppc4xx/4xx_enet.c
index 427ea9462..4f5558328 100644
--- a/cpu/ppc4xx/4xx_enet.c
+++ b/cpu/ppc4xx/4xx_enet.c
@@ -166,6 +166,11 @@ struct eth_device *emac0_dev = NULL;
#define LAST_EMAC_NUM 1
#endif
+/* normal boards start with EMAC0 */
+#if !defined(CONFIG_EMAC_NR_START)
+#define CONFIG_EMAC_NR_START 0
+#endif
+
/*-----------------------------------------------------------------------------+
* Prototypes and externals.
*-----------------------------------------------------------------------------*/
@@ -601,6 +606,26 @@ static int ppc_4xx_eth_init (struct eth_device *dev, bd_t * bis)
/* end Vitesse/Cicada errata */
}
#endif
+
+#if defined(CONFIG_ET1011C_PHY)
+ /*
+ * Agere ET1011c PHY needs to have an extended register whacked
+ * for RGMII mode.
+ */
+ if (((devnum == 2) || (devnum ==3)) && (4 == ethgroup)) {
+ miiphy_read (dev->name, reg, 0x16, &reg_short);
+ reg_short &= ~(0x7);
+ reg_short |= 0x6; /* RGMII DLL Delay*/
+ miiphy_write (dev->name, reg, 0x16, reg_short);
+
+ miiphy_read (dev->name, reg, 0x17, &reg_short);
+ reg_short &= ~(0x40);
+ miiphy_write (dev->name, reg, 0x17, reg_short);
+
+ miiphy_write(dev->name, reg, 0x1c, 0x74f0);
+ }
+#endif
+
#endif
/* Start/Restart autonegotiation */
phy_setup_aneg (dev->name, reg);
@@ -643,8 +668,9 @@ static int ppc_4xx_eth_init (struct eth_device *dev, bd_t * bis)
if (hw_p->print_speed) {
hw_p->print_speed = 0;
- printf ("ENET Speed is %d Mbps - %s duplex connection\n",
- (int) speed, (duplex == HALF) ? "HALF" : "FULL");
+ printf ("ENET Speed is %d Mbps - %s duplex connection (EMAC%d)\n",
+ (int) speed, (duplex == HALF) ? "HALF" : "FULL",
+ hw_p->devnum);
}
#if defined(CONFIG_440) && !defined(CONFIG_440SP) && !defined(CONFIG_440SPE) && \
@@ -1493,6 +1519,8 @@ int ppc_4xx_eth_initialize (bd_t * bis)
struct eth_device *dev;
int eth_num = 0;
EMAC_4XX_HW_PST hw = NULL;
+ u8 ethaddr[4 + CONFIG_EMAC_NR_START][6];
+ u32 hw_addr[4];
#if defined(CONFIG_440GX)
unsigned long pfc1;
@@ -1502,59 +1530,69 @@ int ppc_4xx_eth_initialize (bd_t * bis)
pfc1 |= 0x01200000;
mtsdr (sdr_pfc1, pfc1);
#endif
- /* set phy num and mode */
- bis->bi_phynum[0] = CONFIG_PHY_ADDR;
- bis->bi_phymode[0] = 0;
-#if defined(CONFIG_PHY1_ADDR)
- bis->bi_phynum[1] = CONFIG_PHY1_ADDR;
- bis->bi_phymode[1] = 0;
-#endif
-#if defined(CONFIG_440GX)
- bis->bi_phynum[2] = CONFIG_PHY2_ADDR;
- bis->bi_phynum[3] = CONFIG_PHY3_ADDR;
- bis->bi_phymode[2] = 2;
- bis->bi_phymode[3] = 2;
-
- ppc_4xx_eth_setup_bridge(0, bis);
-#endif
+ /* first clear all mac-addresses */
+ for (eth_num = 0; eth_num < LAST_EMAC_NUM; eth_num++)
+ memcpy(ethaddr[eth_num], "\0\0\0\0\0\0", 6);
for (eth_num = 0; eth_num < LAST_EMAC_NUM; eth_num++) {
-
- /* See if we can actually bring up the interface, otherwise, skip it */
switch (eth_num) {
default: /* fall through */
case 0:
- if (memcmp (bis->bi_enetaddr, "\0\0\0\0\0\0", 6) == 0) {
- bis->bi_phymode[eth_num] = BI_PHYMODE_NONE;
- continue;
- }
+ memcpy(ethaddr[eth_num + CONFIG_EMAC_NR_START],
+ bis->bi_enetaddr, 6);
+ hw_addr[eth_num] = 0x0;
break;
#ifdef CONFIG_HAS_ETH1
case 1:
- if (memcmp (bis->bi_enet1addr, "\0\0\0\0\0\0", 6) == 0) {
- bis->bi_phymode[eth_num] = BI_PHYMODE_NONE;
- continue;
- }
+ memcpy(ethaddr[eth_num + CONFIG_EMAC_NR_START],
+ bis->bi_enet1addr, 6);
+ hw_addr[eth_num] = 0x100;
break;
#endif
#ifdef CONFIG_HAS_ETH2
case 2:
- if (memcmp (bis->bi_enet2addr, "\0\0\0\0\0\0", 6) == 0) {
- bis->bi_phymode[eth_num] = BI_PHYMODE_NONE;
- continue;
- }
+ memcpy(ethaddr[eth_num + CONFIG_EMAC_NR_START],
+ bis->bi_enet2addr, 6);
+ hw_addr[eth_num] = 0x400;
break;
#endif
#ifdef CONFIG_HAS_ETH3
case 3:
- if (memcmp (bis->bi_enet3addr, "\0\0\0\0\0\0", 6) == 0) {
- bis->bi_phymode[eth_num] = BI_PHYMODE_NONE;
- continue;
- }
+ memcpy(ethaddr[eth_num + CONFIG_EMAC_NR_START],
+ bis->bi_enet3addr, 6);
+ hw_addr[eth_num] = 0x600;
break;
#endif
}
+ }
+
+ /* set phy num and mode */
+ bis->bi_phynum[0] = CONFIG_PHY_ADDR;
+ bis->bi_phymode[0] = 0;
+
+#if defined(CONFIG_PHY1_ADDR)
+ bis->bi_phynum[1] = CONFIG_PHY1_ADDR;
+ bis->bi_phymode[1] = 0;
+#endif
+#if defined(CONFIG_440GX)
+ bis->bi_phynum[2] = CONFIG_PHY2_ADDR;
+ bis->bi_phynum[3] = CONFIG_PHY3_ADDR;
+ bis->bi_phymode[2] = 2;
+ bis->bi_phymode[3] = 2;
+
+ ppc_4xx_eth_setup_bridge(0, bis);
+#endif
+
+ for (eth_num = 0; eth_num < LAST_EMAC_NUM; eth_num++) {
+ /*
+ * See if we can actually bring up the interface,
+ * otherwise, skip it
+ */
+ if (memcmp (ethaddr[eth_num], "\0\0\0\0\0\0", 6) == 0) {
+ bis->bi_phymode[eth_num] = BI_PHYMODE_NONE;
+ continue;
+ }
/* Allocate device structure */
dev = (struct eth_device *) malloc (sizeof (*dev));
@@ -1576,36 +1614,12 @@ int ppc_4xx_eth_initialize (bd_t * bis)
}
memset(hw, 0, sizeof(*hw));
- switch (eth_num) {
- default: /* fall through */
- case 0:
- hw->hw_addr = 0;
- memcpy (dev->enetaddr, bis->bi_enetaddr, 6);
- break;
-#ifdef CONFIG_HAS_ETH1
- case 1:
- hw->hw_addr = 0x100;
- memcpy (dev->enetaddr, bis->bi_enet1addr, 6);
- break;
-#endif
-#ifdef CONFIG_HAS_ETH2
- case 2:
- hw->hw_addr = 0x400;
- memcpy (dev->enetaddr, bis->bi_enet2addr, 6);
- break;
-#endif
-#ifdef CONFIG_HAS_ETH3
- case 3:
- hw->hw_addr = 0x600;
- memcpy (dev->enetaddr, bis->bi_enet3addr, 6);
- break;
-#endif
- }
-
+ hw->hw_addr = hw_addr[eth_num];
+ memcpy (dev->enetaddr, ethaddr[eth_num], 6);
hw->devnum = eth_num;
hw->print_speed = 1;
- sprintf (dev->name, "ppc_4xx_eth%d", eth_num);
+ sprintf (dev->name, "ppc_4xx_eth%d", eth_num - CONFIG_EMAC_NR_START);
dev->priv = (void *) hw;
dev->init = ppc_4xx_eth_init;
dev->halt = ppc_4xx_eth_halt;
@@ -1663,7 +1677,6 @@ int ppc_4xx_eth_initialize (bd_t * bis)
return (1);
}
-
#if !defined(CONFIG_NET_MULTI)
void eth_halt (void) {
if (emac0_dev) {
generated by cgit v1.2.3-70-g09d2 (git 2.51.2) at 2025-10-31 14:54:04 +0000