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/*
* (C) Copyright 2004
* Elmeg Communications Systems GmbH, Juergen Selent (j.selent@elmeg.de)
*
* Support for the Elmeg VoVPN Gateway Module
* ------------------------------------------
* Initialize Marvell M88E6060 Switch
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <ioports.h>
#include <mpc8260.h>
#include <asm/m8260_pci.h>
#include <net.h>
#include <miiphy.h>
#include "m88e6060.h"
#if defined(CONFIG_CMD_NET)
static int prtTab[M88X_PRT_CNT] = { 8, 9, 10, 11, 12, 13 };
static int phyTab[M88X_PHY_CNT] = { 0, 1, 2, 3, 4 };
static m88x_regCfg_t prtCfg0[] = {
{ 4, 0x3e7c, 0x8000 },
{ 4, 0x3e7c, 0x8003 },
{ 6, 0x0fc0, 0x001e },
{ -1, 0xffff, 0x0000 }
};
static m88x_regCfg_t prtCfg1[] = {
{ 4, 0x3e7c, 0x8000 },
{ 4, 0x3e7c, 0x8003 },
{ 6, 0x0fc0, 0x001d },
{ -1, 0xffff, 0x0000 }
};
static m88x_regCfg_t prtCfg2[] = {
{ 4, 0x3e7c, 0x8000 },
{ 4, 0x3e7c, 0x8003 },
{ 6, 0x0fc0, 0x001b },
{ -1, 0xffff, 0x0000 }
};
static m88x_regCfg_t prtCfg3[] = {
{ 4, 0x3e7c, 0x8000 },
{ 4, 0x3e7c, 0x8003 },
{ 6, 0x0fc0, 0x0017 },
{ -1, 0xffff, 0x0000 }
};
static m88x_regCfg_t prtCfg4[] = {
{ 4, 0x3e7c, 0x8000 },
{ 4, 0x3e7c, 0x8003 },
{ 6, 0x0fc0, 0x000f },
{ -1, 0xffff, 0x0000 }
};
static m88x_regCfg_t *prtCfg[M88X_PRT_CNT] = {
prtCfg0,prtCfg1,prtCfg2,prtCfg3,prtCfg4,NULL
};
static m88x_regCfg_t phyCfgX[] = {
{ 4, 0xfa1f, 0x01e0 },
{ 0, 0x213f, 0x1200 },
{ 24, 0x81ff, 0x1200 },
{ -1, 0xffff, 0x0000 }
};
static m88x_regCfg_t *phyCfg[M88X_PHY_CNT] = {
phyCfgX,phyCfgX,phyCfgX,phyCfgX,NULL
};
#if 0
static void
m88e6060_dump( int devAddr )
{
int i, j;
unsigned short val[6];
printf( "M88E6060 Register Dump\n" );
printf( "====================================\n" );
printf( "PortNo 0 1 2 3 4 5\n" );
for (i=0; i<6; i++)
miiphy_read( devAddr+prtTab[i],M88X_PRT_STAT,&val[i] );
printf( "STAT %04hx %04hx %04hx %04hx %04hx %04hx\n",
val[0],val[1],val[2],val[3],val[4],val[5] );
for (i=0; i<6; i++)
miiphy_read( devAddr+prtTab[i],M88X_PRT_ID,&val[i] );
printf( "ID %04hx %04hx %04hx %04hx %04hx %04hx\n",
val[0],val[1],val[2],val[3],val[4],val[5] );
for (i=0; i<6; i++)
miiphy_read( devAddr+prtTab[i],M88X_PRT_CNTL,&val[i] );
printf( "CNTL %04hx %04hx %04hx %04hx %04hx %04hx\n",
val[0],val[1],val[2],val[3],val[4],val[5] );
for (i=0; i<6; i++)
miiphy_read( devAddr+prtTab[i],M88X_PRT_VLAN,&val[i] );
printf( "VLAN %04hx %04hx %04hx %04hx %04hx %04hx\n",
val[0],val[1],val[2],val[3],val[4],val[5] );
for (i=0; i<6; i++)
miiphy_read( devAddr+prtTab[i],M88X_PRT_PAV,&val[i] );
printf( "PAV %04hx %04hx %04hx %04hx %04hx %04hx\n",
val[0],val[1],val[2],val[3],val[4],val[5] );
for (i=0; i<6; i++)
miiphy_read( devAddr+prtTab[i],M88X_PRT_RX,&val[i] );
printf( "RX %04hx %04hx %04hx %04hx %04hx %04hx\n",
val[0],val[1],val[2],val[3],val[4],val[5] );
for (i=0; i<6; i++)
miiphy_read( devAddr+prtTab[i],M88X_PRT_TX,&val[i] );
printf( "TX %04hx %04hx %04hx %04hx %04hx %04hx\n",
val[0],val[1],val[2],val[3],val[4],val[5] );
printf( "------------------------------------\n" );
printf( "PhyNo 0 1 2 3 4\n" );
for (i=0; i<9; i++) {
for (j=0; j<5; j++) {
miiphy_read( devAddr+phyTab[j],i,&val[j] );
}
printf( "0x%02x %04hx %04hx %04hx %04hx %04hx\n",
i,val[0],val[1],val[2],val[3],val[4] );
}
for (i=0x10; i<0x1d; i++) {
for (j=0; j<5; j++) {
miiphy_read( devAddr+phyTab[j],i,&val[j] );
}
printf( "0x%02x %04hx %04hx %04hx %04hx %04hx\n",
i,val[0],val[1],val[2],val[3],val[4] );
}
}
#endif
int
m88e6060_initialize( int devAddr )
{
static char *_f = "m88e6060_initialize:";
m88x_regCfg_t *p;
int err;
int i;
unsigned short val;
/*** reset all phys into powerdown ************************************/
for (i=0, err=0; i<M88X_PHY_CNT; i++) {
err += bb_miiphy_read(NULL, devAddr+phyTab[i],M88X_PHY_CNTL,&val );
/* keep SpeedLSB, Duplex */
val &= 0x2100;
/* set SWReset, AnegEn, PwrDwn, RestartAneg */
val |= 0x9a00;
err += bb_miiphy_write(NULL, devAddr+phyTab[i],M88X_PHY_CNTL,val );
}
if (err) {
printf( "%s [ERR] reset phys\n",_f );
return( -1 );
}
/*** disable all ports ************************************************/
for (i=0, err=0; i<M88X_PRT_CNT; i++) {
err += bb_miiphy_read(NULL, devAddr+prtTab[i],M88X_PRT_CNTL,&val );
val &= 0xfffc;
err += bb_miiphy_write(NULL, devAddr+prtTab[i],M88X_PRT_CNTL,val );
}
if (err) {
printf( "%s [ERR] disable ports\n",_f );
return( -1 );
}
/*** initialize switch ************************************************/
/* set switch mac addr */
#define ea eth_get_dev()->enetaddr
val = (ea[4] << 8) | ea[5];
err = bb_miiphy_write(NULL, devAddr+15,M88X_GLB_MAC45,val );
val = (ea[2] << 8) | ea[3];
err += bb_miiphy_write(NULL, devAddr+15,M88X_GLB_MAC23,val );
val = (ea[0] << 8) | ea[1];
#undef ea
val &= 0xfeff; /* clear DiffAddr */
err += bb_miiphy_write(NULL, devAddr+15,M88X_GLB_MAC01,val );
if (err) {
printf( "%s [ERR] switch mac address register\n",_f );
return( -1 );
}
/* !DiscardExcessive, MaxFrameSize, CtrMode */
err = bb_miiphy_read(NULL, devAddr+15,M88X_GLB_CNTL,&val );
val &= 0xd870;
val |= 0x0500;
err += bb_miiphy_write(NULL, devAddr+15,M88X_GLB_CNTL,val );
if (err) {
printf( "%s [ERR] switch global control register\n",_f );
return( -1 );
}
/* LernDis off, ATUSize 1024, AgeTime 5min */
err = bb_miiphy_read(NULL, devAddr+15,M88X_ATU_CNTL,&val );
val &= 0x000f;
val |= 0x2130;
err += bb_miiphy_write(NULL, devAddr+15,M88X_ATU_CNTL,val );
if (err) {
printf( "%s [ERR] atu control register\n",_f );
return( -1 );
}
/*** initialize ports *************************************************/
for (i=0; i<M88X_PRT_CNT; i++) {
if ((p = prtCfg[i]) == NULL) {
continue;
}
while (p->reg != -1) {
err = 0;
err += bb_miiphy_read(NULL, devAddr+prtTab[i],p->reg,&val );
val &= p->msk;
val |= p->val;
err += bb_miiphy_write(NULL, devAddr+prtTab[i],p->reg,val );
if (err) {
printf( "%s [ERR] config port %d register %d\n",_f,i,p->reg );
/* XXX what todo */
}
p++;
}
}
/*** initialize phys **************************************************/
for (i=0; i<M88X_PHY_CNT; i++) {
if ((p = phyCfg[i]) == NULL) {
continue;
}
while (p->reg != -1) {
err = 0;
err += bb_miiphy_read(NULL, devAddr+phyTab[i],p->reg,&val );
val &= p->msk;
val |= p->val;
err += bb_miiphy_write(NULL, devAddr+phyTab[i],p->reg,val );
if (err) {
printf( "%s [ERR] config phy %d register %d\n",_f,i,p->reg );
/* XXX what todo */
}
p++;
}
}
udelay(100000);
return( 0 );
}
#endif
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