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authorRoy Zang <tie-fei.zang@freescale.com>2012-10-08 07:44:21 +0000
committerAndy Fleming <afleming@freescale.com>2012-10-22 14:31:25 -0500
commit111fd19e3b9eb1005fd24ef09c163dd10103f5fa (patch)
treee081e918e4d9129be8d56618d339a9f1d6ffac20 /drivers/net/fm/eth.c
parentd2404141f9cb45a01da3297bb873510799351a60 (diff)
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fm/mEMAC: add mEMAC frame work
The multirate ethernet media access controller (mEMAC) interfaces to 10Gbps and below Ethernet/IEEE 802.3 networks via either RGMII/RMII interfaces or XAUI/XFI/SGMII/QSGMII using the high-speed SerDes interface. Signed-off-by: Sandeep Singh <Sandeep@freescale.com> Signed-off-by: Poonam Aggrwal <poonam.aggrwal@freescale.com> Signed-off-by: Roy Zang <tie-fei.zang@freescale.com> Signed-off-by: Andy Fleming <afleming@freescale.com>
Diffstat (limited to 'drivers/net/fm/eth.c')
-rw-r--r--drivers/net/fm/eth.c39
1 files changed, 37 insertions, 2 deletions
diff --git a/drivers/net/fm/eth.c b/drivers/net/fm/eth.c
index 2b616ad..ed23fdd 100644
--- a/drivers/net/fm/eth.c
+++ b/drivers/net/fm/eth.c
@@ -1,5 +1,5 @@
/*
- * Copyright 2009-2011 Freescale Semiconductor, Inc.
+ * Copyright 2009-2012 Freescale Semiconductor, Inc.
* Dave Liu <daveliu@freescale.com>
*
* This program is free software; you can redistribute it and/or
@@ -28,6 +28,7 @@
#include <phy.h>
#include <asm/fsl_dtsec.h>
#include <asm/fsl_tgec.h>
+#include <asm/fsl_memac.h>
#include "fm.h"
@@ -47,6 +48,28 @@ static int num_controllers;
/* Configure the TBI for SGMII operation */
void dtsec_configure_serdes(struct fm_eth *priv)
{
+#ifdef CONFIG_SYS_FMAN_V3
+ u32 value;
+ struct mii_dev bus;
+ bus.priv = priv->mac->phyregs;
+
+ /* SGMII IF mode + AN enable */
+ value = PHY_SGMII_IF_MODE_AN | PHY_SGMII_IF_MODE_SGMII;
+ memac_mdio_write(&bus, 0, MDIO_DEVAD_NONE, 0x14, value);
+
+ /* Dev ability according to SGMII specification */
+ value = PHY_SGMII_DEV_ABILITY_SGMII;
+ memac_mdio_write(&bus, 0, MDIO_DEVAD_NONE, 0x4, value);
+
+ /* Adjust link timer for SGMII -
+ 1.6 ms in units of 8 ns = 2 * 10^5 = 0x30d40 */
+ memac_mdio_write(&bus, 0, MDIO_DEVAD_NONE, 0x13, 0x3);
+ memac_mdio_write(&bus, 0, MDIO_DEVAD_NONE, 0x12, 0xd40);
+
+ /* Restart AN */
+ value = PHY_SGMII_CR_DEF_VAL | PHY_SGMII_CR_RESET_AN;
+ memac_mdio_write(&bus, 0, MDIO_DEVAD_NONE, 0, value);
+#else
struct dtsec *regs = priv->mac->base;
struct tsec_mii_mng *phyregs = priv->mac->phyregs;
@@ -60,15 +83,18 @@ void dtsec_configure_serdes(struct fm_eth *priv)
TBIANA_SGMII_ACK);
tsec_local_mdio_write(phyregs, in_be32(&regs->tbipa), 0,
TBI_CR, TBICR_SETTINGS);
+#endif
}
static void dtsec_init_phy(struct eth_device *dev)
{
struct fm_eth *fm_eth = dev->priv;
- struct dtsec *regs = (struct dtsec *)fm_eth->mac->base;
+#ifndef CONFIG_SYS_FMAN_V3
+ struct dtsec *regs = (struct dtsec *)fm_eth->mac->base;
/* Assign a Physical address to the TBI */
out_be32(&regs->tbipa, CONFIG_SYS_TBIPA_VALUE);
+#endif
if (fm_eth->enet_if == PHY_INTERFACE_MODE_SGMII)
dtsec_configure_serdes(fm_eth);
@@ -541,6 +567,10 @@ static int fm_eth_init_mac(struct fm_eth *fm_eth, struct ccsr_fman *reg)
num = fm_eth->num;
+#ifdef CONFIG_SYS_FMAN_V3
+ base = &reg->memac[num].fm_memac;
+ phyregs = &reg->memac[num].fm_memac_mdio;
+#else
/* Get the mac registers base address */
if (fm_eth->type == FM_ETH_1G_E) {
base = &reg->mac_1g[num].fm_dtesc;
@@ -549,6 +579,7 @@ static int fm_eth_init_mac(struct fm_eth *fm_eth, struct ccsr_fman *reg)
base = &reg->mac_10g[num].fm_10gec;
phyregs = &reg->mac_10g[num].fm_10gec_mdio;
}
+#endif
/* alloc mac controller */
mac = malloc(sizeof(struct fsl_enet_mac));
@@ -559,10 +590,14 @@ static int fm_eth_init_mac(struct fm_eth *fm_eth, struct ccsr_fman *reg)
/* save the mac to fm_eth struct */
fm_eth->mac = mac;
+#ifdef CONFIG_SYS_FMAN_V3
+ init_memac(mac, base, phyregs, MAX_RXBUF_LEN);
+#else
if (fm_eth->type == FM_ETH_1G_E)
init_dtsec(mac, base, phyregs, MAX_RXBUF_LEN);
else
init_tgec(mac, base, phyregs, MAX_RXBUF_LEN);
+#endif
return 1;
}