#include <common.h>
#if (CONFIG_COMMANDS & CFG_CMD_NET) && defined(CONFIG_NET_MULTI) \
- && defined(CONFIG_DANUBE_SWITCH)
+ && defined(CONFIG_DANUBE_SWITCH)
#include <malloc.h>
#include <net.h>
#define TX_CHAN_NO 7
#define RX_CHAN_NO 6
-#define NUM_RX_DESC PKTBUFSRX
+#define NUM_RX_DESC PKTBUFSRX
#define NUM_TX_DESC 8
#define MAX_PACKET_SIZE 1536
#define TOUT_LOOP 100
-#define PHY0_ADDR 1 /*fixme: set the correct value here*/
+#define PHY0_ADDR 1 /*fixme: set the correct value here*/
#define DMA_WRITE_REG(reg, value) *((volatile u32 *)reg) = (u32)value
#define DMA_READ_REG(reg, value) value = (u32)*((volatile u32*)reg)
-#define SW_WRITE_REG(reg, value) *((volatile u32*)reg) = (u32)value
+#define SW_WRITE_REG(reg, value) *((volatile u32*)reg) = (u32)value
#define SW_READ_REG(reg, value) value = (u32)*((volatile u32*)reg)
+#define TANTOS_CHIP_ID 0x2599
+
typedef struct
{
union
{
struct
{
- volatile u32 OWN :1;
- volatile u32 C :1;
- volatile u32 Sop :1;
- volatile u32 Eop :1;
- volatile u32 reserved :3;
- volatile u32 Byteoffset :2;
- volatile u32 reserve :7;
- volatile u32 DataLen :16;
+ volatile u32 OWN :1;
+ volatile u32 C :1;
+ volatile u32 Sop :1;
+ volatile u32 Eop :1;
+ volatile u32 reserved :3;
+ volatile u32 Byteoffset :2;
+ volatile u32 reserve :7;
+ volatile u32 DataLen :16;
}field;
volatile u32 word;
}status;
-
+
volatile u32 DataPtr;
} danube_rx_descriptor_t;
{
struct
{
- volatile u32 OWN :1;
- volatile u32 C :1;
- volatile u32 Sop :1;
- volatile u32 Eop :1;
- volatile u32 Byteoffset :5;
- volatile u32 reserved :7;
- volatile u32 DataLen :16;
+ volatile u32 OWN :1;
+ volatile u32 C :1;
+ volatile u32 Sop :1;
+ volatile u32 Eop :1;
+ volatile u32 Byteoffset :5;
+ volatile u32 reserved :7;
+ volatile u32 DataLen :16;
}field;
volatile u32 word;
}status;
-
+
volatile u32 DataPtr;
} danube_tx_descriptor_t;
int danube_switch_initialize(bd_t * bis)
{
struct eth_device *dev;
-
+ unsigned short chipid;
+
#if 0
printf("Entered danube_switch_initialize()\n");
#endif
danube_dma_init();
danube_init_switch_chip(REV_MII_MODE);
-
+
#ifdef CLK_OUT2_25MHZ
- *DANUBE_GPIO_P0_DIR=0x0000ae78;
- *DANUBE_GPIO_P0_ALTSEL0=0x00008078;
- //joelin for Mii-1 *DANUBE_GPIO_P0_ALTSEL1=0x80000080;
- *DANUBE_GPIO_P0_ALTSEL1=0x80000000; //joelin for Mii-1
- *DANUBE_CGU_IFCCR=0x00400010;
- *DANUBE_GPIO_P0_OD=0x0000ae78;
-#endif
-
- /*patch for 6996*/
-
+ *DANUBE_GPIO_P0_DIR=0x0000ae78;
+ *DANUBE_GPIO_P0_ALTSEL0=0x00008078;
+ //joelin for Mii-1 *DANUBE_GPIO_P0_ALTSEL1=0x80000080;
+ *DANUBE_GPIO_P0_ALTSEL1=0x80000000; //joelin for Mii-1
+ *DANUBE_CGU_IFCCR=0x00400010;
+ *DANUBE_GPIO_P0_OD=0x0000ae78;
+#endif
+
+ /*patch for 6996*/
+
*DANUBE_RCU_RST_REQ |=1;
- mdelay(200);
- *DANUBE_RCU_RST_REQ &=(unsigned long)~1;
+ mdelay(200);
+ *DANUBE_RCU_RST_REQ &=(unsigned long)~1;
mdelay(1);
/*while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
*DANUBE_PPE_ETOP_MDIO_ACC =0x80123602;
eth_register(dev);
-#if 0
- printf("Leaving danube_switch_initialize()\n");
-#endif
- while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
- *DANUBE_PPE_ETOP_MDIO_ACC =0x8001840F;
- while((*DANUBE_PPE_ETOP_MDIO_ACC)&0x80000000);
- *DANUBE_PPE_ETOP_MDIO_ACC =0x8003840F;
- while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
- *DANUBE_PPE_ETOP_MDIO_ACC =0x8005840F;
- //while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
- //*DANUBE_PPE_ETOP_MDIO_ACC =0x8006840F;
while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
- *DANUBE_PPE_ETOP_MDIO_ACC =0x8007840F;
+ *DANUBE_PPE_ETOP_MDIO_ACC =0xc1010000;
while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
- *DANUBE_PPE_ETOP_MDIO_ACC =0x8008840F;
- while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
- *DANUBE_PPE_ETOP_MDIO_ACC =0x8001840F;
- while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
- *DANUBE_PPE_ETOP_MDIO_ACC =0x80123602;
-#ifdef CLK_OUT2_25MHZ
- while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
- *DANUBE_PPE_ETOP_MDIO_ACC =0x80334000;
+ chipid = (unsigned short)(*DANUBE_PPE_ETOP_MDIO_ACC & 0xffff);
+
+ if (chipid != TANTOS_CHIP_ID) // not tantos switch.
+ {
+ while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
+ *DANUBE_PPE_ETOP_MDIO_ACC =0x8001840F;
+ while((*DANUBE_PPE_ETOP_MDIO_ACC)&0x80000000);
+ *DANUBE_PPE_ETOP_MDIO_ACC =0x8003840F;
+ while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
+ *DANUBE_PPE_ETOP_MDIO_ACC =0x8005840F;
+ //while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
+ //*DANUBE_PPE_ETOP_MDIO_ACC =0x8006840F;
+ while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
+ *DANUBE_PPE_ETOP_MDIO_ACC =0x8007840F;
+ while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
+ *DANUBE_PPE_ETOP_MDIO_ACC =0x8008840F;
+ while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
+ *DANUBE_PPE_ETOP_MDIO_ACC =0x8001840F;
+ while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
+ *DANUBE_PPE_ETOP_MDIO_ACC =0x80123602;
+#ifdef CLK_OUT2_25MHZ
+ while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
+ *DANUBE_PPE_ETOP_MDIO_ACC =0x80334000;
#endif
+ }
+ else // Tantos switch chip
+ {
+ //printf("Tantos Switch detected!!\n\r");
+
+ while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
+ *DANUBE_PPE_ETOP_MDIO_ACC =0x80a10004;
+
+ while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
+ *DANUBE_PPE_ETOP_MDIO_ACC =0x80c10004;
+
+ while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
+ *DANUBE_PPE_ETOP_MDIO_ACC =0x80f50773;
+
+ /* Software workaround. */
+ /* PHY reset from P0 to P4. */
+ while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
+
+ mdelay(1);
+ *DANUBE_PPE_ETOP_MDIO_ACC =0x81218000;
+ while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
+ mdelay(1);
+ /* P0 */
+ *DANUBE_PPE_ETOP_MDIO_ACC =0x81200400;
+ while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
+ mdelay(1);
+ /* P1 */
+ *DANUBE_PPE_ETOP_MDIO_ACC =0x81200420;
+ while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
+ mdelay(1);
+ /* P2 */
+ *DANUBE_PPE_ETOP_MDIO_ACC =0x81200440;
+ while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
+ mdelay(1);
+ /* P3 */
+ *DANUBE_PPE_ETOP_MDIO_ACC =0x81200460;
+ while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
+ mdelay(1);
+ /* p4 */
+ *DANUBE_PPE_ETOP_MDIO_ACC =0x81200480;
+ while(*DANUBE_PPE_ETOP_MDIO_ACC&0x80000000);
+ mdelay(1);
+ }
return 1;
}
tx_num=0;
rx_num=0;
-
- /* Reset DMA
- */
+
+ /* Reset DMA */
// serial_puts("i \n\0");
- *DANUBE_DMA_CS=RX_CHAN_NO;
- *DANUBE_DMA_CCTRL=0x2;/*fix me, need to reset this channel first?*/
- *DANUBE_DMA_CPOLL= 0x80000040;
- /*set descriptor base*/
- *DANUBE_DMA_CDBA=(u32)rx_des_ring;
- *DANUBE_DMA_CDLEN=NUM_RX_DESC;
- *DANUBE_DMA_CIE = 0;
- *DANUBE_DMA_CCTRL=0x30000;
-
- *DANUBE_DMA_CS=TX_CHAN_NO;
- *DANUBE_DMA_CCTRL=0x2;/*fix me, need to reset this channel first?*/
- *DANUBE_DMA_CPOLL= 0x80000040;
- *DANUBE_DMA_CDBA=(u32)tx_des_ring;
- *DANUBE_DMA_CDLEN=NUM_TX_DESC;
- *DANUBE_DMA_CIE = 0;
- *DANUBE_DMA_CCTRL=0x30100;
-
+ *DANUBE_DMA_CS=RX_CHAN_NO;
+ *DANUBE_DMA_CCTRL=0x2;/*fix me, need to reset this channel first?*/
+ *DANUBE_DMA_CPOLL= 0x80000040;
+ /*set descriptor base*/
+ *DANUBE_DMA_CDBA=(u32)rx_des_ring;
+ *DANUBE_DMA_CDLEN=NUM_RX_DESC;
+ *DANUBE_DMA_CIE = 0;
+ *DANUBE_DMA_CCTRL=0x30000;
+
+ *DANUBE_DMA_CS=TX_CHAN_NO;
+ *DANUBE_DMA_CCTRL=0x2;/*fix me, need to reset this channel first?*/
+ *DANUBE_DMA_CPOLL= 0x80000040;
+ *DANUBE_DMA_CDBA=(u32)tx_des_ring;
+ *DANUBE_DMA_CDLEN=NUM_TX_DESC;
+ *DANUBE_DMA_CIE = 0;
+ *DANUBE_DMA_CCTRL=0x30100;
+
for(i=0;i < NUM_RX_DESC; i++)
{
danube_rx_descriptor_t * rx_desc = KSEG1ADDR(&rx_des_ring[i]);
- rx_desc->status.word=0;
+ rx_desc->status.word=0;
rx_desc->status.field.OWN=1;
- rx_desc->status.field.DataLen=PKTSIZE_ALIGN; /* 1536 */
+ rx_desc->status.field.DataLen=PKTSIZE_ALIGN; /* 1536 */
rx_desc->DataPtr=(u32)KSEG1ADDR(NetRxPackets[i]);
}
memset(tx_desc, 0, sizeof(tx_des_ring[0]));
}
/* turn on DMA rx & tx channel
- */
- *DANUBE_DMA_CS=RX_CHAN_NO;
- *DANUBE_DMA_CCTRL|=1;/*reset and turn on the channel*/
-
+ */
+ *DANUBE_DMA_CS=RX_CHAN_NO;
+ *DANUBE_DMA_CCTRL|=1;/*reset and turn on the channel*/
+
return 0;
}
void danube_switch_halt(struct eth_device *dev)
{
- int i;
- for(i=0;i<8;i++)
+ int i;
+ for(i=0;i<8;i++)
{
- *DANUBE_DMA_CS=i;
- *DANUBE_DMA_CCTRL&=~1;/*stop the dma channel*/
+ *DANUBE_DMA_CS=i;
+ *DANUBE_DMA_CCTRL&=~1;/*stop the dma channel*/
}
// udelay(1000000);
}
int danube_switch_send(struct eth_device *dev, volatile void *packet,int length)
{
- int i;
- int res = -1;
+ int i;
+ int res = -1;
danube_tx_descriptor_t * tx_desc= KSEG1ADDR(&tx_des_ring[tx_num]);
-
+
if (length <= 0)
{
printf ("%s: bad packet size: %d\n", dev->name, length);
goto Done;
}
-
+
for(i=0; tx_desc->status.field.OWN==1; i++)
{
if(i>=TOUT_LOOP)
if(length<60)
tx_desc->status.field.DataLen = 60;
else
- tx_desc->status.field.DataLen = (u32)length;
-
+ tx_desc->status.field.DataLen = (u32)length;
+
asm("SYNC");
tx_desc->status.field.OWN=1;
-
+
res=length;
tx_num++;
- if(tx_num==NUM_TX_DESC) tx_num=0;
+ if(tx_num==NUM_TX_DESC) tx_num=0;
*DANUBE_DMA_CS=TX_CHAN_NO;
-
+
if(!(*DANUBE_DMA_CCTRL & 1))
- *DANUBE_DMA_CCTRL|=1;
-
+ *DANUBE_DMA_CCTRL|=1;
+
Done:
return res;
}
int danube_switch_recv(struct eth_device *dev)
{
-
- int length = 0;
-
+ int length = 0;
danube_rx_descriptor_t * rx_desc;
- int anchor_num=0;
- int i;
+
for (;;)
{
- rx_desc = KSEG1ADDR(&rx_des_ring[rx_num]);
+ rx_desc = KSEG1ADDR(&rx_des_ring[rx_num]);
- if ((rx_desc->status.field.C == 0) || (rx_desc->status.field.OWN == 1))
+ if ((rx_desc->status.field.C == 0) || (rx_desc->status.field.OWN == 1))
{
- break;
+ break;
}
-
-
+
length = rx_desc->status.field.DataLen;
if (length)
- {
+ {
NetReceive((void*)KSEG1ADDR(NetRxPackets[rx_num]), length - 4);
// serial_putc('*');
}
static void danube_init_switch_chip(int mode)
{
- int i;
- /*get and set mac address for MAC*/
- static unsigned char addr[6];
- char *tmp,*end;
+ /*get and set mac address for MAC*/
+ char *tmp;
tmp = getenv ("ethaddr");
if (NULL == tmp) {
printf("Can't get environment ethaddr!!!\n");
} else {
printf("ethaddr=%s\n", tmp);
}
- *DANUBE_PMU_PWDCR = *DANUBE_PMU_PWDCR & 0xFFFFEFDF;
- *DANUBE_PPE32_ETOP_MDIO_CFG &= ~0x6;
- *DANUBE_PPE32_ENET_MAC_CFG = 0x187;
-
- // turn on port0, set to rmii and turn off port1.
- if(mode==REV_MII_MODE)
- {
- *DANUBE_PPE32_ETOP_CFG = (*DANUBE_PPE32_ETOP_CFG & 0xfffffffc) | 0x0000000a;
- }
+ *DANUBE_PMU_PWDCR = *DANUBE_PMU_PWDCR & 0xFFFFEFDF;
+ *DANUBE_PPE32_ETOP_MDIO_CFG &= ~0x6;
+ *DANUBE_PPE32_ENET_MAC_CFG = 0x187;
+
+ // turn on port0, set to rmii and turn off port1.
+ if (mode==REV_MII_MODE)
+ {
+ *DANUBE_PPE32_ETOP_CFG = (*DANUBE_PPE32_ETOP_CFG & 0xfffffffc) | 0x0000000a;
+ }
else if (mode == MII_MODE)
- {
+ {
*DANUBE_PPE32_ETOP_CFG = (*DANUBE_PPE32_ETOP_CFG & 0xfffffffc) | 0x00000008;
- }
+ }
*DANUBE_PPE32_ETOP_IG_PLEN_CTRL = 0x4005ee; // set packetlen.
- *ENET_MAC_CFG|=1<<11;/*enable the crc*/
+ *ENET_MAC_CFG |= 1<<11; /*enable the crc*/
return;
}
static void danube_dma_init(void)
{
- int i;
// serial_puts("d \n\0");
- *DANUBE_PMU_PWDCR &=~(1<<DANUBE_PMU_DMA_SHIFT);/*enable DMA from PMU*/
- /* Reset DMA
- */
- *DANUBE_DMA_CTRL|=1;
- *DANUBE_DMA_IRNEN=0;/*disable all the interrupts first*/
+ *DANUBE_PMU_PWDCR &=~(1<<DANUBE_PMU_DMA_SHIFT);/*enable DMA from PMU*/
+ /* Reset DMA */
+ *DANUBE_DMA_CTRL|=1;
+ *DANUBE_DMA_IRNEN=0;/*disable all the interrupts first*/
- /* Clear Interrupt Status Register
- */
+ /* Clear Interrupt Status Register */
*DANUBE_DMA_IRNCR=0xfffff;
/*disable all the dma interrupts*/
*DANUBE_DMA_IRNEN=0;
/*disable channel 0 and channel 1 interrupts*/
-
- *DANUBE_DMA_CS=RX_CHAN_NO;
- *DANUBE_DMA_CCTRL=0x2;/*fix me, need to reset this channel first?*/
- *DANUBE_DMA_CPOLL= 0x80000040;
- /*set descriptor base*/
- *DANUBE_DMA_CDBA=(u32)rx_des_ring;
- *DANUBE_DMA_CDLEN=NUM_RX_DESC;
- *DANUBE_DMA_CIE = 0;
- *DANUBE_DMA_CCTRL=0x30000;
-
+
+ *DANUBE_DMA_CS=RX_CHAN_NO;
+ *DANUBE_DMA_CCTRL=0x2;/*fix me, need to reset this channel first?*/
+ *DANUBE_DMA_CPOLL= 0x80000040;
+ /*set descriptor base*/
+ *DANUBE_DMA_CDBA=(u32)rx_des_ring;
+ *DANUBE_DMA_CDLEN=NUM_RX_DESC;
+ *DANUBE_DMA_CIE = 0;
+ *DANUBE_DMA_CCTRL=0x30000;
+
*DANUBE_DMA_CS=TX_CHAN_NO;
*DANUBE_DMA_CCTRL=0x2;/*fix me, need to reset this channel first?*/
- *DANUBE_DMA_CPOLL= 0x80000040;
+ *DANUBE_DMA_CPOLL= 0x80000040;
*DANUBE_DMA_CDBA=(u32)tx_des_ring;
- *DANUBE_DMA_CDLEN=NUM_TX_DESC;
+ *DANUBE_DMA_CDLEN=NUM_TX_DESC;
*DANUBE_DMA_CIE = 0;
*DANUBE_DMA_CCTRL=0x30100;
/*enable the poll function and set the poll counter*/
return;
}
-
-
-
-
#endif
projects / openwrt / staging / jogo.git / commitdiff