summaryrefslogtreecommitdiff
path: root/drivers/net/4xx_enet.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/4xx_enet.c')
-rw-r--r--drivers/net/4xx_enet.c109
1 files changed, 59 insertions, 50 deletions
diff --git a/drivers/net/4xx_enet.c b/drivers/net/4xx_enet.c
index afd108415..2fac64167 100644
--- a/drivers/net/4xx_enet.c
+++ b/drivers/net/4xx_enet.c
@@ -44,7 +44,7 @@
* RX descriptor address up to the next cache line boundary.
* 16-Jan-00 Added support for booting with IP of 0x0 MKW
* 15-Mar-00 Updated enetInit() to enable broadcast addresses in the
- * EMAC_RXM register. JWB
+ * EMAC0_RXM register. JWB
* 12-Mar-01 anne-sophie.harnois@nextream.fr
* - Variables are compatible with those already defined in
* include/net.h
@@ -58,7 +58,7 @@
* 08-May-01 stefan.roese@esd-electronics.com
* - MAL error handling added (eth_init called again)
* 13-Nov-01 stefan.roese@esd-electronics.com
- * - Set IST bit in EMAC_M1 reg upon 100MBit or full duplex
+ * - Set IST bit in EMAC0_MR1 reg upon 100MBit or full duplex
* 04-Jan-02 stefan.roese@esd-electronics.com
* - Wait for PHY auto negotiation to complete added
* 06-Feb-02 stefan.roese@esd-electronics.com
@@ -359,7 +359,7 @@ static void ppc_4xx_eth_halt (struct eth_device *dev)
EMAC_4XX_HW_PST hw_p = dev->priv;
u32 val = 10000;
- out_be32((void *)EMAC_IER + hw_p->hw_addr, 0x00000000); /* disable emac interrupts */
+ out_be32((void *)EMAC0_IER + hw_p->hw_addr, 0x00000000); /* disable emac interrupts */
/* 1st reset MAL channel */
/* Note: writing a 0 to a channel has no effect */
@@ -382,7 +382,7 @@ static void ppc_4xx_eth_halt (struct eth_device *dev)
emac_loopback_enable(hw_p);
/* EMAC RESET */
- out_be32((void *)EMAC_M0 + hw_p->hw_addr, EMAC_M0_SRST);
+ out_be32((void *)EMAC0_MR0 + hw_p->hw_addr, EMAC_MR0_SRST);
/* remove clocks for EMAC internal loopback */
emac_loopback_disable(hw_p);
@@ -485,7 +485,7 @@ int ppc_4xx_eth_setup_bridge(int devnum, bd_t * bis)
/* Ensure we setup mdio for this devnum and ONLY this devnum */
zmiifer |= (ZMII_FER_MDI) << ZMII_FER_V(devnum);
- out_be32((void *)ZMII_FER, zmiifer);
+ out_be32((void *)ZMII0_FER, zmiifer);
out_be32((void *)RGMII_FER, rmiifer);
return ((int)pfc1);
@@ -504,21 +504,21 @@ int ppc_4xx_eth_setup_bridge(int devnum, bd_t * bis)
switch (pfc1) {
case SDR0_PFC1_SELECT_CONFIG_2:
/* 1 x GMII port */
- out_be32((void *)ZMII_FER, 0x00);
+ out_be32((void *)ZMII0_FER, 0x00);
out_be32((void *)RGMII_FER, 0x00000037);
bis->bi_phymode[0] = BI_PHYMODE_GMII;
bis->bi_phymode[1] = BI_PHYMODE_NONE;
break;
case SDR0_PFC1_SELECT_CONFIG_4:
/* 2 x RGMII ports */
- out_be32((void *)ZMII_FER, 0x00);
+ out_be32((void *)ZMII0_FER, 0x00);
out_be32((void *)RGMII_FER, 0x00000055);
bis->bi_phymode[0] = BI_PHYMODE_RGMII;
bis->bi_phymode[1] = BI_PHYMODE_RGMII;
break;
case SDR0_PFC1_SELECT_CONFIG_6:
/* 2 x SMII ports */
- out_be32((void *)ZMII_FER,
+ out_be32((void *)ZMII0_FER,
((ZMII_FER_SMII) << ZMII_FER_V(0)) |
((ZMII_FER_SMII) << ZMII_FER_V(1)));
out_be32((void *)RGMII_FER, 0x00000000);
@@ -527,7 +527,7 @@ int ppc_4xx_eth_setup_bridge(int devnum, bd_t * bis)
break;
case SDR0_PFC1_SELECT_CONFIG_1_2:
/* only 1 x MII supported */
- out_be32((void *)ZMII_FER, (ZMII_FER_MII) << ZMII_FER_V(0));
+ out_be32((void *)ZMII0_FER, (ZMII_FER_MII) << ZMII_FER_V(0));
out_be32((void *)RGMII_FER, 0x00000000);
bis->bi_phymode[0] = BI_PHYMODE_MII;
bis->bi_phymode[1] = BI_PHYMODE_NONE;
@@ -537,9 +537,9 @@ int ppc_4xx_eth_setup_bridge(int devnum, bd_t * bis)
}
/* Ensure we setup mdio for this devnum and ONLY this devnum */
- zmiifer = in_be32((void *)ZMII_FER);
+ zmiifer = in_be32((void *)ZMII0_FER);
zmiifer |= (ZMII_FER_MDI) << ZMII_FER_V(devnum);
- out_be32((void *)ZMII_FER, zmiifer);
+ out_be32((void *)ZMII0_FER, zmiifer);
return ((int)0x0);
}
@@ -953,18 +953,18 @@ static int ppc_4xx_eth_init (struct eth_device *dev, bd_t * bis)
/* NOTE: Therefore, disable all other EMACS, since we handle */
/* NOTE: only one emac at a time */
reg = 0;
- out_be32((void *)ZMII_FER, 0);
+ out_be32((void *)ZMII0_FER, 0);
udelay (100);
#if defined(CONFIG_440GP) || defined(CONFIG_440EP) || defined(CONFIG_440GR)
- out_be32((void *)ZMII_FER, (ZMII_FER_RMII | ZMII_FER_MDI) << ZMII_FER_V (devnum));
+ out_be32((void *)ZMII0_FER, (ZMII_FER_RMII | ZMII_FER_MDI) << ZMII_FER_V (devnum));
#elif defined(CONFIG_440GX) || \
defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \
defined(CONFIG_460EX) || defined(CONFIG_460GT)
ethgroup = ppc_4xx_eth_setup_bridge(devnum, bis);
#endif
- out_be32((void *)ZMII_SSR, ZMII_SSR_SP << ZMII_SSR_V(devnum));
+ out_be32((void *)ZMII0_SSR, ZMII0_SSR_SP << ZMII0_SSR_V(devnum));
#endif /* defined(CONFIG_440) && !defined(CONFIG_440SP) */
#if defined(CONFIG_405EX)
ethgroup = ppc_4xx_eth_setup_bridge(devnum, bis);
@@ -976,13 +976,13 @@ static int ppc_4xx_eth_init (struct eth_device *dev, bd_t * bis)
emac_loopback_enable(hw_p);
/* EMAC RESET */
- out_be32((void *)EMAC_M0 + hw_p->hw_addr, EMAC_M0_SRST);
+ out_be32((void *)EMAC0_MR0 + hw_p->hw_addr, EMAC_MR0_SRST);
/* remove clocks for EMAC internal loopback */
emac_loopback_disable(hw_p);
failsafe = 1000;
- while ((in_be32((void *)EMAC_M0 + hw_p->hw_addr) & (EMAC_M0_SRST)) && failsafe) {
+ while ((in_be32((void *)EMAC0_MR0 + hw_p->hw_addr) & (EMAC_MR0_SRST)) && failsafe) {
udelay (1000);
failsafe--;
}
@@ -1000,15 +1000,15 @@ static int ppc_4xx_eth_init (struct eth_device *dev, bd_t * bis)
opbfreq = sysinfo.freqOPB / 1000000;
if (opbfreq <= 50);
else if (opbfreq <= 66)
- mode_reg |= EMAC_M1_OBCI_66;
+ mode_reg |= EMAC_MR1_OBCI_66;
else if (opbfreq <= 83)
- mode_reg |= EMAC_M1_OBCI_83;
+ mode_reg |= EMAC_MR1_OBCI_83;
else if (opbfreq <= 100)
- mode_reg |= EMAC_M1_OBCI_100;
+ mode_reg |= EMAC_MR1_OBCI_100;
else
- mode_reg |= EMAC_M1_OBCI_GT100;
+ mode_reg |= EMAC_MR1_OBCI_GT100;
- out_be32((void *)EMAC_M1 + hw_p->hw_addr, mode_reg);
+ out_be32((void *)EMAC0_MR1 + hw_p->hw_addr, mode_reg);
#endif /* defined(CONFIG_440GX) || defined(CONFIG_440SP) */
#if defined(CONFIG_GPCS_PHY_ADDR) || defined(CONFIG_GPCS_PHY1_ADDR) || \
@@ -1041,9 +1041,9 @@ static int ppc_4xx_eth_init (struct eth_device *dev, bd_t * bis)
#endif
}
- mode_reg = in_be32((void *)EMAC_M1 + hw_p->hw_addr);
- mode_reg |= EMAC_M1_MF_1000GPCS | EMAC_M1_IPPA_SET(reg);
- out_be32((void *)EMAC_M1 + hw_p->hw_addr, mode_reg);
+ mode_reg = in_be32((void *)EMAC0_MR1 + hw_p->hw_addr);
+ mode_reg |= EMAC_MR1_MF_1000GPCS | EMAC_MR1_IPPA_SET(reg);
+ out_be32((void *)EMAC0_MR1 + hw_p->hw_addr, mode_reg);
/* Configure GPCS interface to recommended setting for SGMII */
miiphy_reset(dev->name, reg);
@@ -1250,11 +1250,11 @@ get_speed:
#endif
/* Set ZMII/RGMII speed according to the phy link speed */
- reg = in_be32((void *)ZMII_SSR);
+ reg = in_be32((void *)ZMII0_SSR);
if ( (speed == 100) || (speed == 1000) )
- out_be32((void *)ZMII_SSR, reg | (ZMII_SSR_SP << ZMII_SSR_V (devnum)));
+ out_be32((void *)ZMII0_SSR, reg | (ZMII0_SSR_SP << ZMII0_SSR_V (devnum)));
else
- out_be32((void *)ZMII_SSR, reg & (~(ZMII_SSR_SP << ZMII_SSR_V (devnum))));
+ out_be32((void *)ZMII0_SSR, reg & (~(ZMII0_SSR_SP << ZMII0_SSR_V (devnum))));
if ((devnum == 2) || (devnum == 3)) {
if (speed == 1000)
@@ -1381,7 +1381,7 @@ get_speed:
reg = reg << 8;
reg |= dev->enetaddr[1];
- out_be32((void *)EMAC_IAH + hw_p->hw_addr, reg);
+ out_be32((void *)EMAC0_IAH + hw_p->hw_addr, reg);
reg = 0x00000000;
reg |= dev->enetaddr[2]; /* set low address */
@@ -1392,7 +1392,7 @@ get_speed:
reg = reg << 8;
reg |= dev->enetaddr[5];
- out_be32((void *)EMAC_IAL + hw_p->hw_addr, reg);
+ out_be32((void *)EMAC0_IAL + hw_p->hw_addr, reg);
switch (devnum) {
case 1:
@@ -1480,9 +1480,9 @@ get_speed:
mtdcr (MAL0_RXCASR, (MAL_TXRX_CASR >> hw_p->devnum));
/* set transmit enable & receive enable */
- out_be32((void *)EMAC_M0 + hw_p->hw_addr, EMAC_M0_TXE | EMAC_M0_RXE);
+ out_be32((void *)EMAC0_MR0 + hw_p->hw_addr, EMAC_MR0_TXE | EMAC_MR0_RXE);
- mode_reg = in_be32((void *)EMAC_M1 + hw_p->hw_addr);
+ mode_reg = in_be32((void *)EMAC0_MR1 + hw_p->hw_addr);
/* set rx-/tx-fifo size */
mode_reg = (mode_reg & ~EMAC_MR1_FIFO_MASK) | EMAC_MR1_FIFO_SIZE;
@@ -1497,47 +1497,47 @@ get_speed:
pfc1 |= SDR0_PFC1_EM_1000;
mtsdr (SDR0_PFC1, pfc1);
#endif
- mode_reg = mode_reg | EMAC_M1_MF_1000MBPS | EMAC_M1_IST;
+ mode_reg = mode_reg | EMAC_MR1_MF_1000MBPS | EMAC_MR1_IST;
} else if (speed == _100BASET)
- mode_reg = mode_reg | EMAC_M1_MF_100MBPS | EMAC_M1_IST;
+ mode_reg = mode_reg | EMAC_MR1_MF_100MBPS | EMAC_MR1_IST;
else
mode_reg = mode_reg & ~0x00C00000; /* 10 MBPS */
if (duplex == FULL)
- mode_reg = mode_reg | 0x80000000 | EMAC_M1_IST;
+ mode_reg = mode_reg | 0x80000000 | EMAC_MR1_IST;
- out_be32((void *)EMAC_M1 + hw_p->hw_addr, mode_reg);
+ out_be32((void *)EMAC0_MR1 + hw_p->hw_addr, mode_reg);
/* Enable broadcast and indvidual address */
/* TBS: enabling runts as some misbehaved nics will send runts */
- out_be32((void *)EMAC_RXM + hw_p->hw_addr, EMAC_RMR_BAE | EMAC_RMR_IAE);
+ out_be32((void *)EMAC0_RXM + hw_p->hw_addr, EMAC_RMR_BAE | EMAC_RMR_IAE);
/* we probably need to set the tx mode1 reg? maybe at tx time */
/* set transmit request threshold register */
- out_be32((void *)EMAC_TRTR + hw_p->hw_addr, 0x18000000); /* 256 byte threshold */
+ out_be32((void *)EMAC0_TRTR + hw_p->hw_addr, 0x18000000); /* 256 byte threshold */
/* set receive low/high water mark register */
#if defined(CONFIG_440)
/* 440s has a 64 byte burst length */
- out_be32((void *)EMAC_RX_HI_LO_WMARK + hw_p->hw_addr, 0x80009000);
+ out_be32((void *)EMAC0_RX_HI_LO_WMARK + hw_p->hw_addr, 0x80009000);
#else
/* 405s have a 16 byte burst length */
- out_be32((void *)EMAC_RX_HI_LO_WMARK + hw_p->hw_addr, 0x0f002000);
+ out_be32((void *)EMAC0_RX_HI_LO_WMARK + hw_p->hw_addr, 0x0f002000);
#endif /* defined(CONFIG_440) */
- out_be32((void *)EMAC_TXM1 + hw_p->hw_addr, 0xf8640000);
+ out_be32((void *)EMAC0_TMR1 + hw_p->hw_addr, 0xf8640000);
/* Set fifo limit entry in tx mode 0 */
- out_be32((void *)EMAC_TXM0 + hw_p->hw_addr, 0x00000003);
+ out_be32((void *)EMAC0_TMR0 + hw_p->hw_addr, 0x00000003);
/* Frame gap set */
- out_be32((void *)EMAC_I_FRAME_GAP_REG + hw_p->hw_addr, 0x00000008);
+ out_be32((void *)EMAC0_I_FRAME_GAP_REG + hw_p->hw_addr, 0x00000008);
/* Set EMAC IER */
hw_p->emac_ier = EMAC_ISR_PTLE | EMAC_ISR_BFCS | EMAC_ISR_ORE | EMAC_ISR_IRE;
if (speed == _100BASET)
hw_p->emac_ier = hw_p->emac_ier | EMAC_ISR_SYE;
- out_be32((void *)EMAC_ISR + hw_p->hw_addr, 0xffffffff); /* clear pending interrupts */
- out_be32((void *)EMAC_IER + hw_p->hw_addr, hw_p->emac_ier);
+ out_be32((void *)EMAC0_ISR + hw_p->hw_addr, 0xffffffff); /* clear pending interrupts */
+ out_be32((void *)EMAC0_IER + hw_p->hw_addr, hw_p->emac_ier);
if (hw_p->first_init == 0) {
/*
@@ -1596,8 +1596,8 @@ static int ppc_4xx_eth_send (struct eth_device *dev, volatile void *ptr,
sync();
- out_be32((void *)EMAC_TXM0 + hw_p->hw_addr,
- in_be32((void *)EMAC_TXM0 + hw_p->hw_addr) | EMAC_TXM0_GNP0);
+ out_be32((void *)EMAC0_TMR0 + hw_p->hw_addr,
+ in_be32((void *)EMAC0_TMR0 + hw_p->hw_addr) | EMAC_TMR0_GNP0);
#ifdef INFO_4XX_ENET
hw_p->stats.pkts_tx++;
#endif
@@ -1607,9 +1607,9 @@ static int ppc_4xx_eth_send (struct eth_device *dev, volatile void *ptr,
*-----------------------------------------------------------------------*/
time_start = get_timer (0);
while (1) {
- temp_txm0 = in_be32((void *)EMAC_TXM0 + hw_p->hw_addr);
+ temp_txm0 = in_be32((void *)EMAC0_TMR0 + hw_p->hw_addr);
/* loop until either TINT turns on or 3 seconds elapse */
- if ((temp_txm0 & EMAC_TXM0_GNP0) != 0) {
+ if ((temp_txm0 & EMAC_TMR0_GNP0) != 0) {
/* transmit is done, so now check for errors
* If there is an error, an interrupt should
* happen when we return
@@ -1678,7 +1678,7 @@ int enetInt (struct eth_device *dev)
/* look for EMAC errors */
if ((uic_emac & UIC_ETHx) || (uic_emac_b & UIC_ETHxB)) {
- emac_isr = in_be32((void *)EMAC_ISR + hw_p->hw_addr);
+ emac_isr = in_be32((void *)EMAC0_ISR + hw_p->hw_addr);
emac_err(dev, emac_isr);
/* clear EMAC error interrupt status bits */
@@ -1717,6 +1717,15 @@ int enetInt (struct eth_device *dev)
rc = 0;
}
}
+#if defined(CONFIG_405EZ)
+ /*
+ * On 405EZ the RX-/TX-interrupts are coalesced into
+ * one IRQ bit in the UIC. We need to acknowledge the
+ * RX-/TX-interrupts in the SDR0_ICINTSTAT reg as well.
+ */
+ mtsdr(SDR0_ICINTSTAT,
+ SDR_ICRX_STAT | SDR_ICTX0_STAT | SDR_ICTX1_STAT);
+#endif /* defined(CONFIG_405EZ) */
} while (serviced);
return (rc);
@@ -1752,7 +1761,7 @@ static void emac_err (struct eth_device *dev, unsigned long isr)
EMAC_4XX_HW_PST hw_p = dev->priv;
printf ("EMAC%d error occured.... ISR = %lx\n", hw_p->devnum, isr);
- out_be32((void *)EMAC_ISR + hw_p->hw_addr, isr);
+ out_be32((void *)EMAC0_ISR + hw_p->hw_addr, isr);
}
/*-----------------------------------------------------------------------------+
generated by cgit v1.2.3-70-g09d2 (git 2.51.2) at 2025-10-31 22:31:42 +0000