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/*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#define LAN9303_C
static const char ThisFile[] = "LAN9303.c";
#include "SWFUNC.H"
#ifdef SLT_UBOOT
#include <COMMINF.H>
#include <MAC.H>
#include <IO.H>
#endif
#ifdef SLT_DOS
#include "COMMINF.H"
#include <stdlib.h>
#include "IO.H"
#endif
#ifdef SUPPORT_PHY_LAN9303
//#define LAN9303M
#define I2C_Debug 0
#define Print_DWRW 0
#define Print_PHYRW 0
#define I2C_TIMEOUT 10000000
ULONG devbase;
ULONG busnum;
ULONG byte;
ULONG data_rd;
//------------------------------------------------------------
// Basic
//------------------------------------------------------------
void actime(ULONG ac1, ULONG ac2, ULONG *fact, ULONG *ckh, ULONG *ckl)
{
static int divcnt;
ac1 = ac1 * 50 + 1;
ac2 = ac2 * 50 + 1;
divcnt = 0;
while (ac1 > 8 || ac2 > 8) {
divcnt++;
ac1 >>= 1;
ac2 >>= 1;
}
if (ac1 < 2 ) ac1 = 2;
if (ac2 < 2 ) ac2 = 2;
if (ac1 > ac2) ac2 = 1;
else ac1 += 1;
#ifdef PRINT_MSG
printf("Divcnt = %d, ckdiv = %d, ckh = %d, ckl = %d\n",(1<<divcnt)*(ac1+ac2),divcnt,ac1-1,ac2-1);
printf("CKH = %d us, CKL = %d us\n",(1<<divcnt)*ac1/50,(1<<divcnt)*ac2/50);
#endif
*fact = divcnt;
*ckh = ac1 - 1;
*ckl = ac2 - 1;
}
//------------------------------------------------------------
ULONG PollStatus()
{
static ULONG status;
static ULONG cnt = 0;
do {
status = ReadSOC_DD( devbase + 0x14 ) & 0xff;
if ( ++cnt > I2C_TIMEOUT ) {
printf("\nWait1 Timeout at bus %d!\n", busnum);
printf("Status 14 = %08x\n", ReadSOC_DD(devbase + 0x14));
exit(0);
}
} while (status != 0);
cnt = 0;
do {
status = ReadSOC_DD( devbase + 0x10 );
if ( ++cnt > I2C_TIMEOUT ) {
printf("\nWait2 Timeout at bus %d!\n", busnum);
printf("Status 14 = %08x\n", ReadSOC_DD(devbase + 0x14));
exit(0);
}
} while (status == 0);
WriteSOC_DD( devbase + 0x10, status );
return(status);
}
//------------------------------------------------------------
ULONG writeb(ULONG start, ULONG data, ULONG stop)
{
WriteSOC_DD( devbase + 0x20, data);
WriteSOC_DD( devbase + 0x14, 0x02 | start | (stop << 5) );
return(PollStatus());
}
//------------------------------------------------------------
ULONG readb(ULONG last, ULONG stop)
{
static ULONG data;
WriteSOC_DD( devbase + 0x14, 0x08 | (last << 4) | (stop << 5) );
data = PollStatus();
if (data & 0x4) {
data = ReadSOC_DD( devbase + 0x20 );
return(data >> 8);
}
else {
return(-1);
}
}
//------------------------------------------------------------
void Initial(ULONG base, ULONG ckh, ULONG ckl)
{
static ULONG ackh;
static ULONG ackl;
static ULONG divx;
actime(ckh, ckl, &divx, &ackh, &ackl);
WriteSOC_DD(base + 0x00, 0x1);
if (ReadSOC_DD(base + 0x00) != 0x1) {
printf("Controller initial fail : %x\n",base);
exit(0);
}
WriteSOC_DD(base + 0x04, 0x77700360 | (ackh << 16) | (ackl << 12) | divx);
WriteSOC_DD(base + 0x08, 0x0);
WriteSOC_DD(base + 0x0c, 0x0);
WriteSOC_DD(base + 0x10, 0xffffffff);
WriteSOC_DD(base + 0x14, 0x00);
WriteSOC_DD(base + 0x1C, 0xff0000);
WriteSOC_DD(base + 0x20, 0x00);
}
//------------------------------------------------------------
void print_status(ULONG status)
{
if ( status & 0x02 ) printf( "Device NAK\n" );
if ( status & 0x08 ) printf( "Arbitration Loss\n" );
if ( status & 0x10 ) printf( "STOP\n" );
if ( status & 0x20 ) printf( "Abnormal STOP\n" );
if ( status & 0x40 ) printf( "SCL Low timeout\n" );
}
//------------------------------------------------------------
void readme()
{
printf("\nVersion:%s\n", version_name);
#ifdef LAN9303M
printf("LAN9303M [bus] [vir_PHY_adr] [speed] [func]\n");
#else
printf("LAN9303 [bus] [vir_PHY_adr] [speed] [func]\n" );
#endif
printf("[bus] | 1~14: I2C bus number\n" );
printf("[vir_PHY_adr] | 0~1: virtual PHY address\n" );
printf("[speed] | 1: 100M\n" );
printf(" | 2: 10 M\n" );
printf("[func] | 0: external loopback\n" );
printf(" | 1: internal loopback\n" );
}
//------------------------------------------------------------
void quit()
{
WriteSOC_DD( devbase + 0x14, 0x20 );
PollStatus();
readme();
}
//------------------------------------------------------------
// Double-Word Read/Write
//------------------------------------------------------------
ULONG I2C_DWRead(ULONG adr)
{
static ULONG status;
int i;
Initial(devbase, 10, 10);
if ( Print_DWRW )
printf("RAdr %02x: ", adr);
status = writeb( 1, LAN9303_I2C_ADR, 0 );
if ( I2C_Debug )
printf("R1W[%02x]%02x ", status, LAN9303_I2C_ADR);
if ( status != 0x1 ) {
print_status(status);
quit();
exit(0);
}
status = writeb(0, adr, 0);
if ( I2C_Debug )
printf("R2W[%02x]%02x ", status, adr);
if ( !(status & 0x1) ) {
print_status(status);
quit();
exit(0);
}
status = writeb(1, LAN9303_I2C_ADR | 0x1, 0);
if ( I2C_Debug )
printf("R3W[%02x]%02x ", status, LAN9303_I2C_ADR | 0x1);
if ( status != 0x1 ) {
print_status(status);
quit();
exit(0);
}
if ( I2C_Debug )
printf("R4");
data_rd = 0;
for (i = 24; i >= 0; i-=8) {
if (i == 0) byte = readb(1, 1);
else byte = readb(0, 0);
if ( I2C_Debug )
printf("%02x ", byte);
data_rd = data_rd | (byte << i);
}
if ( Print_DWRW )
printf("%08x\n", data_rd);
return (data_rd);
} // End ULONG I2C_DWRead(ULONG adr)
//------------------------------------------------------------
void I2C_DWWrite(ULONG adr, ULONG dwdata)
{
static ULONG status;
int i;
ULONG endx;
Initial(devbase, 10, 10);
if (Print_DWRW)
printf("WAdr %02x: ", adr);
status = writeb(1, LAN9303_I2C_ADR, 0);
if ( I2C_Debug )
printf("W1[%02x]%02x ", status, LAN9303_I2C_ADR);
if ( status != 0x1 ) {
print_status(status);
quit();
exit(0);
}
status = writeb(0, adr, 0);
if ( I2C_Debug )
printf("W2[%02x]%02x ", status, adr);
if ( !(status & 0x1) ) {
print_status(status);
quit();
exit(0);
}
if (I2C_Debug)
printf("W3");
endx = 0;
for (i = 24; i >= 0; i-=8) {
if (i == 0)
endx = 1;
byte = (dwdata >> i) & 0xff;
status = writeb(0, byte, endx);
if (I2C_Debug)
printf("[%02x]%02x ", status, byte);
if (!(status & 0x1)) {
print_status(status);
quit();
exit(0);
}
}
if (Print_DWRW) printf("%08x\n", dwdata);
} // End void I2C_DWWrite(ULONG adr, ULONG dwdata)
//------------------------------------------------------------
// PHY Read/Write
//------------------------------------------------------------
ULONG LAN9303_PHY_Read(ULONG phy_adr, ULONG reg_adr)
{
static ULONG data_rd;
I2C_DWWrite(0x2a, ((phy_adr & 0x1f) << 11) | ((reg_adr & 0x1f) << 6));//[0A8h]PMI_ACCESS
do {
data_rd = I2C_DWRead (0x2a);
} while(data_rd & 0x00000001);//[0A8h]PMI_ACCESS
data_rd = I2C_DWRead (0x29);//[0A4h]PMI_DATA
if (Print_PHYRW)
printf("PHY:%2d, Reg:%2d, Data:%08x\n", phy_adr, reg_adr, data_rd);
return(data_rd);
}
//------------------------------------------------------------
void LAN9303_PHY_Write(ULONG phy_adr, ULONG reg_adr, ULONG data_wr)
{
static ULONG data_rd;
I2C_DWWrite(0x29, data_wr);//[0A4h]PMI_DATA
I2C_DWWrite(0x2a, ((phy_adr & 0x1f) << 11) | ((reg_adr & 0x1f) << 6) | 0x2);//[0A8h]PMI_ACCESS
do {
data_rd = I2C_DWRead (0x2a);
} while(data_rd & 0x00000001);//[0A8h]PMI_ACCESS
}
//------------------------------------------------------------
ULONG LAN9303_PHY_Read_WD(ULONG data_ctl)
{
static ULONG data_rd;
I2C_DWWrite(0x2a, data_ctl);//[0A8h]PMI_ACCESS
do {
data_rd = I2C_DWRead (0x2a);
} while(data_rd & 0x00000001);//[0A8h]PMI_ACCESS
data_rd = I2C_DWRead (0x29);//[0A4h]PMI_DATA
if (Print_PHYRW)
printf("WD Data:%08x\n", data_ctl);
return(data_rd);
}
//------------------------------------------------------------
void LAN9303_PHY_Write_WD(ULONG data_ctl, ULONG data_wr)
{
static ULONG data_rd;
I2C_DWWrite( 0x29, data_wr ); //[0A4h]PMI_DATA
I2C_DWWrite( 0x2a, data_ctl ); //[0A8h]PMI_ACCESS
do {
data_rd = I2C_DWRead (0x2a);
} while(data_rd & 0x00000001); //[0A8h]PMI_ACCESS
}
//------------------------------------------------------------
// Virtual PHY Read/Write
//------------------------------------------------------------
ULONG LAN9303_VirPHY_Read(ULONG reg_adr)
{
static ULONG data_rd;
data_rd = I2C_DWRead (0x70+reg_adr);//[1C0h]
if ( Print_PHYRW )
printf("VirPHY Reg:%2d, Data:%08x\n", reg_adr, data_rd);
return(data_rd);
}
//------------------------------------------------------------
void LAN9303_VirPHY_Write(ULONG reg_adr, ULONG data_wr)
{
I2C_DWWrite(0x70+reg_adr, data_wr);//[1C0h]
}
//------------------------------------------------------------
void LAN9303_VirPHY_RW(ULONG reg_adr, ULONG data_clr, ULONG data_set)
{
I2C_DWWrite(0x70+reg_adr, (LAN9303_VirPHY_Read(reg_adr) & (~data_clr)) | data_set);//[1C0h]
}
//------------------------------------------------------------
// PHY Read/Write
//------------------------------------------------------------
ULONG LAN9303_Read(ULONG adr)
{
static ULONG data_rd;
I2C_DWWrite(0x6c, 0xc00f0000 | adr & 0xffff);//[1B0h]SWITCH_CSR_CMD
do {
data_rd = I2C_DWRead (0x6c);
} while(data_rd & 0x80000000);//[1B0h]SWITCH_CSR_CMD
return(I2C_DWRead (0x6b));//[1ACh]SWITCH_CSR_DATA
}
//------------------------------------------------------------
void LAN9303_Write(ULONG adr, ULONG data)
{
static ULONG data_rd;
I2C_DWWrite(0x6b, data);//[1ACh]SWITCH_CSR_DATA
I2C_DWWrite(0x6c, 0x800f0000 | adr & 0xffff);//[1B0h]SWITCH_CSR_CMD
do {
data_rd = I2C_DWRead (0x6c);
} while(data_rd & 0x80000000);//[1B0h]SWITCH_CSR_CMD
}
//------------------------------------------------------------
void LAN9303(int num, int phy_adr, int speed, int int_loopback)
{
static ULONG data_rd;
//------------------------------------------------------------
// I2C Initial
//------------------------------------------------------------
busnum = num;
if (busnum <= 7) devbase = 0x1E78A000 + ( busnum * 0x40);
else devbase = 0x1E78A300 + ((busnum-8) * 0x40);
Initial(devbase, 10, 10);
//------------------------------------------------------------
// LAN9303 Register Setting
//------------------------------------------------------------
printf("----> Start\n");
if (int_loopback == 0) {
//Force Speed & external loopback
if (speed == 1) { //100M
LAN9303_VirPHY_RW( 0, 0xffff, 0x2300 ); //adr clr set //VPHY_BASIC_CTRL
LAN9303_VirPHY_RW( 11, 0xffff, 0x2300 ); //adr clr set //P1_MII_BASIC_CONTROL
LAN9303_PHY_Write( phy_adr + 1, 0, 0x2300 );
LAN9303_PHY_Write( phy_adr + 2, 0, 0x2300 );
}
else {
LAN9303_VirPHY_RW( 0, 0xffff, 0x0100 ); //adr clr set //VPHY_BASIC_CTRL
LAN9303_VirPHY_RW( 11, 0xffff, 0x0100 ); //adr clr set //P1_MII_BASIC_CONTROL
LAN9303_PHY_Write( phy_adr + 1, 0, 0x0100);
LAN9303_PHY_Write( phy_adr + 2, 0, 0x0100);
}
LAN9303_Write( 0x180c, 0x00000001 ); // SWE_VLAN_WR_DATA
LAN9303_Write( 0x180b, 0x00000010 ); // SWE_VLAN_CMD
do {data_rd = LAN9303_Read (0x1810);} while(data_rd & 0x1);
LAN9303_Write( 0x180c, 0x00000002 ); // SWE_VLAN_WR_DATA
LAN9303_Write( 0x180b, 0x00000011 ); // SWE_VLAN_CMD
do {data_rd = LAN9303_Read (0x1810);} while(data_rd & 0x1);
LAN9303_Write( 0x180c, 0x00000003 ); // SWE_VLAN_WR_DATA
LAN9303_Write( 0x180b, 0x00000012 ); // SWE_VLAN_CMD
do {data_rd = LAN9303_Read (0x1810);} while(data_rd & 0x1);
#ifdef LAN9303M
LAN9303_Write( 0x180c, 0x00022001 ); // SWE_VLAN_WR_DATA
LAN9303_Write( 0x180b, 0x00000000 ); // SWE_VLAN_CMD
do {data_rd = LAN9303_Read (0x1810);} while(data_rd & 0x1);
LAN9303_Write( 0x180c, 0x00024002 ); // SWE_VLAN_WR_DATA
LAN9303_Write( 0x180b, 0x00000001 ); // SWE_VLAN_CMD
do {data_rd = LAN9303_Read (0x1810);} while(data_rd & 0x1);
LAN9303_Write( 0x180c, 0x0002a003 ); // SWE_VLAN_WR_DATA
LAN9303_Write( 0x180b, 0x00000002 ); // SWE_VLAN_CMD
do {data_rd = LAN9303_Read (0x1810);} while(data_rd & 0x1);
#else
LAN9303_Write( 0x180c, 0x0002a001 ); // SWE_VLAN_WR_DATA
LAN9303_Write( 0x180b, 0x00000000 ); // SWE_VLAN_CMD
do {data_rd = LAN9303_Read (0x1810);} while(data_rd & 0x1);
LAN9303_Write( 0x180c, 0x0000a002 ); // SWE_VLAN_WR_DATA
LAN9303_Write( 0x180b, 0x00000001 ); // SWE_VLAN_CMD
do {data_rd = LAN9303_Read (0x1810);} while(data_rd & 0x1);
LAN9303_Write( 0x180c, 0x00022003 ); // SWE_VLAN_WR_DATA
LAN9303_Write( 0x180b, 0x00000002 ); // SWE_VLAN_CMD
do {data_rd = LAN9303_Read (0x1810);} while(data_rd & 0x1);
#endif
LAN9303_Write( 0x1840, 0x00000007);
}
else if ( int_loopback == 1 ) {
//Force Speed & internal loopback
if ( speed == 1 ) {
//100M
LAN9303_VirPHY_RW( 0, 0xffff, 0x6300 ); // adr clr set //VPHY_BASIC_CTRL
LAN9303_VirPHY_RW( 11, 0xffff, 0x6300 ); // adr clr set //P1_MII_BASIC_CONTROL
LAN9303_PHY_Write( phy_adr + 1, 0, 0x6300 );
LAN9303_PHY_Write( phy_adr + 2, 0, 0x6300 );
}
else {
LAN9303_VirPHY_RW( 0, 0xffff, 0x4100 ); // adr clr set //VPHY_BASIC_CTRL
LAN9303_VirPHY_RW( 11, 0xffff, 0x4100 ); // adr clr set //P1_MII_BASIC_CONTROL
LAN9303_PHY_Write( phy_adr + 1, 0, 0x4100 );
LAN9303_PHY_Write( phy_adr + 2, 0, 0x4100 );
}
}
else {
//Force Speed
if (speed == 1) {
//100M
LAN9303_VirPHY_RW( 0, 0xffff, 0x2300 ); // adr clr set //VPHY_BASIC_CTRL
LAN9303_VirPHY_RW( 11, 0xffff, 0x2300 ); // adr clr set //P1_MII_BASIC_CONTROL
LAN9303_PHY_Write( phy_adr + 1, 0, 0x2300 );
LAN9303_PHY_Write( phy_adr + 2, 0, 0x2300 );
}
else {
LAN9303_VirPHY_RW( 0, 0xffff, 0x0100 ); // adr clr set //VPHY_BASIC_CTRL
LAN9303_VirPHY_RW( 11, 0xffff, 0x0100 ); // adr clr set //P1_MII_BASIC_CONTROL
LAN9303_PHY_Write( phy_adr + 1, 0, 0x0100 );
LAN9303_PHY_Write( phy_adr + 2, 0, 0x0100 );
}
#ifdef LAN9303M
#else
if (int_loopback == 3) {
//[LAN9303]IEEE measurement
data_rd = LAN9303_PHY_Read(phy_adr+1, 27);//PHY_SPECIAL_CONTROL_STAT_IND_x
LAN9303_PHY_Write(phy_adr+1, 27, (data_rd & 0x9fff) | 0x8000);//PHY_SPECIAL_CONTROL_STAT_IND_x
data_rd = LAN9303_PHY_Read(phy_adr+2, 27);//PHY_SPECIAL_CONTROL_STAT_IND_x
LAN9303_PHY_Write(phy_adr+2, 27, (data_rd & 0x9fff) | 0x8000);//PHY_SPECIAL_CONTROL_STAT_IND_x
}
#endif
} // End if (int_loopback == 0)
} // End void LAN9303(int num, int phy_adr, int speed, int int_loopback)
#endif // SUPPORT_PHY_LAN9303
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