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-rw-r--r--drivers/net/4xx_enet.c54
-rw-r--r--drivers/net/Makefile2
-rw-r--r--drivers/net/davinci_emac.c625
-rw-r--r--drivers/net/dm9000x.c44
-rw-r--r--drivers/net/kirkwood_egiga.c664
-rw-r--r--drivers/net/kirkwood_egiga.h503
-rw-r--r--drivers/net/mcfmii.c2
-rw-r--r--drivers/net/phy/Makefile1
-rw-r--r--drivers/net/phy/mv88e61xx.c413
-rw-r--r--drivers/net/phy/mv88e61xx.h62
-rw-r--r--drivers/net/tsec.c41
11 files changed, 2339 insertions, 72 deletions
diff --git a/drivers/net/4xx_enet.c b/drivers/net/4xx_enet.c
index 7bf3e0a..587605d 100644
--- a/drivers/net/4xx_enet.c
+++ b/drivers/net/4xx_enet.c
@@ -259,9 +259,6 @@ static const struct fixed_phy_port fixed_phy_port[] = {
/*-----------------------------------------------------------------------------+
* Global variables. TX and RX descriptors and buffers.
*-----------------------------------------------------------------------------*/
-#if !defined(CONFIG_NET_MULTI)
-struct eth_device *emac0_dev = NULL;
-#endif
/*
* Get count of EMAC devices (doesn't have to be the max. possible number
@@ -1643,11 +1640,7 @@ int enetInt (struct eth_device *dev)
* Because the mal is generic, we need to get the current
* eth device
*/
-#if defined(CONFIG_NET_MULTI)
dev = eth_get_dev();
-#else
- dev = emac0_dev;
-#endif
hw_p = dev->priv;
@@ -2066,60 +2059,13 @@ int ppc_4xx_eth_initialize (bd_t * bis)
virgin = 1;
}
-#if defined(CONFIG_NET_MULTI)
eth_register (dev);
-#else
- emac0_dev = dev;
-#endif
-#if defined(CONFIG_NET_MULTI)
#if defined(CONFIG_MII) || defined(CONFIG_CMD_MII)
miiphy_register (dev->name,
emac4xx_miiphy_read, emac4xx_miiphy_write);
#endif
-#endif
} /* end for each supported device */
return 0;
}
-
-#if !defined(CONFIG_NET_MULTI)
-void eth_halt (void) {
- if (emac0_dev) {
- ppc_4xx_eth_halt(emac0_dev);
- free(emac0_dev);
- emac0_dev = NULL;
- }
-}
-
-int eth_init (bd_t *bis)
-{
- ppc_4xx_eth_initialize(bis);
- if (emac0_dev) {
- return ppc_4xx_eth_init(emac0_dev, bis);
- } else {
- printf("ERROR: ethaddr not set!\n");
- return -1;
- }
-}
-
-int eth_send(volatile void *packet, int length)
-{
- return (ppc_4xx_eth_send(emac0_dev, packet, length));
-}
-
-int eth_rx(void)
-{
- return (ppc_4xx_eth_rx(emac0_dev));
-}
-
-int emac4xx_miiphy_initialize (bd_t * bis)
-{
-#if defined(CONFIG_MII) || defined(CONFIG_CMD_MII)
- miiphy_register ("ppc_4xx_eth0",
- emac4xx_miiphy_read, emac4xx_miiphy_write);
-#endif
-
- return 0;
-}
-#endif /* !defined(CONFIG_NET_MULTI) */
diff --git a/drivers/net/Makefile b/drivers/net/Makefile
index a360a50..c6097c3 100644
--- a/drivers/net/Makefile
+++ b/drivers/net/Makefile
@@ -40,6 +40,7 @@ COBJS-$(CONFIG_ENC28J60) += enc28j60.o
COBJS-$(CONFIG_FSLDMAFEC) += fsl_mcdmafec.o mcfmii.o
COBJS-$(CONFIG_GRETH) += greth.o
COBJS-$(CONFIG_INCA_IP_SWITCH) += inca-ip_sw.o
+COBJS-$(CONFIG_KIRKWOOD_EGIGA) += kirkwood_egiga.o
COBJS-$(CONFIG_DRIVER_KS8695ETH) += ks8695eth.o
COBJS-$(CONFIG_DRIVER_LAN91C96) += lan91c96.o
COBJS-$(CONFIG_MACB) += macb.o
@@ -64,6 +65,7 @@ COBJS-$(CONFIG_SH_ETHER) += sh_eth.o
COBJS-$(CONFIG_DRIVER_SMC91111) += smc91111.o
COBJS-$(CONFIG_DRIVER_SMC911X) += smc911x.o
COBJS-$(CONFIG_TIGON3) += tigon3.o bcm570x_autoneg.o 5701rls.o
+COBJS-$(CONFIG_DRIVER_TI_EMAC) += davinci_emac.o
COBJS-$(CONFIG_TSEC_ENET) += tsec.o
COBJS-$(CONFIG_TSI108_ETH) += tsi108_eth.o
COBJS-$(CONFIG_ULI526X) += uli526x.o
diff --git a/drivers/net/davinci_emac.c b/drivers/net/davinci_emac.c
new file mode 100644
index 0000000..fa8cee4
--- /dev/null
+++ b/drivers/net/davinci_emac.c
@@ -0,0 +1,625 @@
+/*
+ * Ethernet driver for TI TMS320DM644x (DaVinci) chips.
+ *
+ * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
+ *
+ * Parts shamelessly stolen from TI's dm644x_emac.c. Original copyright
+ * follows:
+ *
+ * ----------------------------------------------------------------------------
+ *
+ * dm644x_emac.c
+ *
+ * TI DaVinci (DM644X) EMAC peripheral driver source for DV-EVM
+ *
+ * Copyright (C) 2005 Texas Instruments.
+ *
+ * ----------------------------------------------------------------------------
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ * ----------------------------------------------------------------------------
+
+ * Modifications:
+ * ver. 1.0: Sep 2005, Anant Gole - Created EMAC version for uBoot.
+ * ver 1.1: Nov 2005, Anant Gole - Extended the RX logic for multiple descriptors
+ *
+ */
+#include <common.h>
+#include <command.h>
+#include <net.h>
+#include <miiphy.h>
+#include <malloc.h>
+#include <asm/arch/emac_defs.h>
+
+unsigned int emac_dbg = 0;
+#define debug_emac(fmt,args...) if (emac_dbg) printf(fmt,##args)
+
+static void davinci_eth_mdio_enable(void);
+
+static int gen_init_phy(int phy_addr);
+static int gen_is_phy_connected(int phy_addr);
+static int gen_get_link_speed(int phy_addr);
+static int gen_auto_negotiate(int phy_addr);
+
+void eth_mdio_enable(void)
+{
+ davinci_eth_mdio_enable();
+}
+
+static u_int8_t davinci_eth_mac_addr[] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
+
+/*
+ * This function must be called before emac_open() if you want to override
+ * the default mac address.
+ */
+void davinci_eth_set_mac_addr(const u_int8_t *addr)
+{
+ int i;
+
+ for (i = 0; i < sizeof (davinci_eth_mac_addr); i++) {
+ davinci_eth_mac_addr[i] = addr[i];
+ }
+}
+
+/* EMAC Addresses */
+static volatile emac_regs *adap_emac = (emac_regs *)EMAC_BASE_ADDR;
+static volatile ewrap_regs *adap_ewrap = (ewrap_regs *)EMAC_WRAPPER_BASE_ADDR;
+static volatile mdio_regs *adap_mdio = (mdio_regs *)EMAC_MDIO_BASE_ADDR;
+
+/* EMAC descriptors */
+static volatile emac_desc *emac_rx_desc = (emac_desc *)(EMAC_WRAPPER_RAM_ADDR + EMAC_RX_DESC_BASE);
+static volatile emac_desc *emac_tx_desc = (emac_desc *)(EMAC_WRAPPER_RAM_ADDR + EMAC_TX_DESC_BASE);
+static volatile emac_desc *emac_rx_active_head = 0;
+static volatile emac_desc *emac_rx_active_tail = 0;
+static int emac_rx_queue_active = 0;
+
+/* Receive packet buffers */
+static unsigned char emac_rx_buffers[EMAC_MAX_RX_BUFFERS * (EMAC_MAX_ETHERNET_PKT_SIZE + EMAC_PKT_ALIGN)];
+
+/* PHY address for a discovered PHY (0xff - not found) */
+static volatile u_int8_t active_phy_addr = 0xff;
+
+phy_t phy;
+
+static void davinci_eth_mdio_enable(void)
+{
+ u_int32_t clkdiv;
+
+ clkdiv = (EMAC_MDIO_BUS_FREQ / EMAC_MDIO_CLOCK_FREQ) - 1;
+
+ adap_mdio->CONTROL = (clkdiv & 0xff) |
+ MDIO_CONTROL_ENABLE |
+ MDIO_CONTROL_FAULT |
+ MDIO_CONTROL_FAULT_ENABLE;
+
+ while (adap_mdio->CONTROL & MDIO_CONTROL_IDLE) {;}
+}
+
+/*
+ * Tries to find an active connected PHY. Returns 1 if address if found.
+ * If no active PHY (or more than one PHY) found returns 0.
+ * Sets active_phy_addr variable.
+ */
+static int davinci_eth_phy_detect(void)
+{
+ u_int32_t phy_act_state;
+ int i;
+
+ active_phy_addr = 0xff;
+
+ if ((phy_act_state = adap_mdio->ALIVE) == 0)
+ return(0); /* No active PHYs */
+
+ debug_emac("davinci_eth_phy_detect(), ALIVE = 0x%08x\n", phy_act_state);
+
+ for (i = 0; i < 32; i++) {
+ if (phy_act_state & (1 << i)) {
+ if (phy_act_state & ~(1 << i))
+ return(0); /* More than one PHY */
+ else {
+ active_phy_addr = i;
+ return(1);
+ }
+ }
+ }
+
+ return(0); /* Just to make GCC happy */
+}
+
+
+/* Read a PHY register via MDIO inteface. Returns 1 on success, 0 otherwise */
+int davinci_eth_phy_read(u_int8_t phy_addr, u_int8_t reg_num, u_int16_t *data)
+{
+ int tmp;
+
+ while (adap_mdio->USERACCESS0 & MDIO_USERACCESS0_GO) {;}
+
+ adap_mdio->USERACCESS0 = MDIO_USERACCESS0_GO |
+ MDIO_USERACCESS0_WRITE_READ |
+ ((reg_num & 0x1f) << 21) |
+ ((phy_addr & 0x1f) << 16);
+
+ /* Wait for command to complete */
+ while ((tmp = adap_mdio->USERACCESS0) & MDIO_USERACCESS0_GO) {;}
+
+ if (tmp & MDIO_USERACCESS0_ACK) {
+ *data = tmp & 0xffff;
+ return(1);
+ }
+
+ *data = -1;
+ return(0);
+}
+
+/* Write to a PHY register via MDIO inteface. Blocks until operation is complete. */
+int davinci_eth_phy_write(u_int8_t phy_addr, u_int8_t reg_num, u_int16_t data)
+{
+
+ while (adap_mdio->USERACCESS0 & MDIO_USERACCESS0_GO) {;}
+
+ adap_mdio->USERACCESS0 = MDIO_USERACCESS0_GO |
+ MDIO_USERACCESS0_WRITE_WRITE |
+ ((reg_num & 0x1f) << 21) |
+ ((phy_addr & 0x1f) << 16) |
+ (data & 0xffff);
+
+ /* Wait for command to complete */
+ while (adap_mdio->USERACCESS0 & MDIO_USERACCESS0_GO) {;}
+
+ return(1);
+}
+
+/* PHY functions for a generic PHY */
+static int gen_init_phy(int phy_addr)
+{
+ int ret = 1;
+
+ if (gen_get_link_speed(phy_addr)) {
+ /* Try another time */
+ ret = gen_get_link_speed(phy_addr);
+ }
+
+ return(ret);
+}
+
+static int gen_is_phy_connected(int phy_addr)
+{
+ u_int16_t dummy;
+
+ return(davinci_eth_phy_read(phy_addr, PHY_PHYIDR1, &dummy));
+}
+
+static int gen_get_link_speed(int phy_addr)
+{
+ u_int16_t tmp;
+
+ if (davinci_eth_phy_read(phy_addr, MII_STATUS_REG, &tmp) && (tmp & 0x04))
+ return(1);
+
+ return(0);
+}
+
+static int gen_auto_negotiate(int phy_addr)
+{
+ u_int16_t tmp;
+
+ if (!davinci_eth_phy_read(phy_addr, PHY_BMCR, &tmp))
+ return(0);
+
+ /* Restart Auto_negotiation */
+ tmp |= PHY_BMCR_AUTON;
+ davinci_eth_phy_write(phy_addr, PHY_BMCR, tmp);
+
+ /*check AutoNegotiate complete */
+ udelay (10000);
+ if (!davinci_eth_phy_read(phy_addr, PHY_BMSR, &tmp))
+ return(0);
+
+ if (!(tmp & PHY_BMSR_AUTN_COMP))
+ return(0);
+
+ return(gen_get_link_speed(phy_addr));
+}
+/* End of generic PHY functions */
+
+
+#if defined(CONFIG_MII) || defined(CONFIG_CMD_MII)
+static int davinci_mii_phy_read(char *devname, unsigned char addr, unsigned char reg, unsigned short *value)
+{
+ return(davinci_eth_phy_read(addr, reg, value) ? 0 : 1);
+}
+
+static int davinci_mii_phy_write(char *devname, unsigned char addr, unsigned char reg, unsigned short value)
+{
+ return(davinci_eth_phy_write(addr, reg, value) ? 0 : 1);
+}
+
+#endif
+
+
+/* Eth device open */
+static int davinci_eth_open(struct eth_device *dev, bd_t *bis)
+{
+ dv_reg_p addr;
+ u_int32_t clkdiv, cnt;
+ volatile emac_desc *rx_desc;
+
+ debug_emac("+ emac_open\n");
+
+ /* Reset EMAC module and disable interrupts in wrapper */
+ adap_emac->SOFTRESET = 1;
+ while (adap_emac->SOFTRESET != 0) {;}
+ adap_ewrap->EWCTL = 0;
+ for (cnt = 0; cnt < 5; cnt++) {
+ clkdiv = adap_ewrap->EWCTL;
+ }
+
+ rx_desc = emac_rx_desc;
+
+ adap_emac->TXCONTROL = 0x01;
+ adap_emac->RXCONTROL = 0x01;
+
+ /* Set MAC Addresses & Init multicast Hash to 0 (disable any multicast receive) */
+ /* Using channel 0 only - other channels are disabled */
+ adap_emac->MACINDEX = 0;
+ adap_emac->MACADDRHI =
+ (davinci_eth_mac_addr[3] << 24) |
+ (davinci_eth_mac_addr[2] << 16) |
+ (davinci_eth_mac_addr[1] << 8) |
+ (davinci_eth_mac_addr[0]);
+ adap_emac->MACADDRLO =
+ (davinci_eth_mac_addr[5] << 8) |
+ (davinci_eth_mac_addr[4]);
+
+ adap_emac->MACHASH1 = 0;
+ adap_emac->MACHASH2 = 0;
+
+ /* Set source MAC address - REQUIRED */
+ adap_emac->MACSRCADDRHI =
+ (davinci_eth_mac_addr[3] << 24) |
+ (davinci_eth_mac_addr[2] << 16) |
+ (davinci_eth_mac_addr[1] << 8) |
+ (davinci_eth_mac_addr[0]);
+ adap_emac->MACSRCADDRLO =
+ (davinci_eth_mac_addr[4] << 8) |
+ (davinci_eth_mac_addr[5]);
+
+ /* Set DMA 8 TX / 8 RX Head pointers to 0 */
+ addr = &adap_emac->TX0HDP;
+ for(cnt = 0; cnt < 16; cnt++)
+ *addr++ = 0;
+
+ addr = &adap_emac->RX0HDP;
+ for(cnt = 0; cnt < 16; cnt++)
+ *addr++ = 0;
+
+ /* Clear Statistics (do this before setting MacControl register) */
+ addr = &adap_emac->RXGOODFRAMES;
+ for(cnt = 0; cnt < EMAC_NUM_STATS; cnt++)
+ *addr++ = 0;
+
+ /* No multicast addressing */
+ adap_emac->MACHASH1 = 0;
+ adap_emac->MACHASH2 = 0;
+
+ /* Create RX queue and set receive process in place */
+ emac_rx_active_head = emac_rx_desc;
+ for (cnt = 0; cnt < EMAC_MAX_RX_BUFFERS; cnt++) {
+ rx_desc->next = (u_int32_t)(rx_desc + 1);
+ rx_desc->buffer = &emac_rx_buffers[cnt * (EMAC_MAX_ETHERNET_PKT_SIZE + EMAC_PKT_ALIGN)];
+ rx_desc->buff_off_len = EMAC_MAX_ETHERNET_PKT_SIZE;
+ rx_desc->pkt_flag_len = EMAC_CPPI_OWNERSHIP_BIT;
+ rx_desc++;
+ }
+
+ /* Set the last descriptor's "next" parameter to 0 to end the RX desc list */
+ rx_desc--;
+ rx_desc->next = 0;
+ emac_rx_active_tail = rx_desc;
+ emac_rx_queue_active = 1;
+
+ /* Enable TX/RX */
+ adap_emac->RXMAXLEN = EMAC_MAX_ETHERNET_PKT_SIZE;
+ adap_emac->RXBUFFEROFFSET = 0;
+
+ /* No fancy configs - Use this for promiscous for debug - EMAC_RXMBPENABLE_RXCAFEN_ENABLE */
+ adap_emac->RXMBPENABLE = EMAC_RXMBPENABLE_RXBROADEN;
+
+ /* Enable ch 0 only */
+ adap_emac->RXUNICASTSET = 0x01;
+
+ /* Enable MII interface and Full duplex mode */
+ adap_emac->MACCONTROL = (EMAC_MACCONTROL_MIIEN_ENABLE | EMAC_MACCONTROL_FULLDUPLEX_ENABLE);
+
+ /* Init MDIO & get link state */
+ clkdiv = (EMAC_MDIO_BUS_FREQ / EMAC_MDIO_CLOCK_FREQ) - 1;
+ adap_mdio->CONTROL = ((clkdiv & 0xff) | MDIO_CONTROL_ENABLE | MDIO_CONTROL_FAULT);
+
+ if (!phy.get_link_speed(active_phy_addr))
+ return(0);
+
+ /* Start receive process */
+ adap_emac->RX0HDP = (u_int32_t)emac_rx_desc;
+
+ debug_emac("- emac_open\n");
+
+ return(1);
+}
+
+/* EMAC Channel Teardown */
+static void davinci_eth_ch_teardown(int ch)
+{
+ dv_reg dly = 0xff;
+ dv_reg cnt;
+
+ debug_emac("+ emac_ch_teardown\n");
+
+ if (ch == EMAC_CH_TX) {
+ /* Init TX channel teardown */
+ adap_emac->TXTEARDOWN = 1;
+ for(cnt = 0; cnt != 0xfffffffc; cnt = adap_emac->TX0CP) {
+ /* Wait here for Tx teardown completion interrupt to occur
+ * Note: A task delay can be called here to pend rather than
+ * occupying CPU cycles - anyway it has been found that teardown
+ * takes very few cpu cycles and does not affect functionality */
+ dly--;
+ udelay(1);
+ if (dly == 0)
+ break;
+ }
+ adap_emac->TX0CP = cnt;
+ adap_emac->TX0HDP = 0;
+ } else {
+ /* Init RX channel teardown */
+ adap_emac->RXTEARDOWN = 1;
+ for(cnt = 0; cnt != 0xfffffffc; cnt = adap_emac->RX0CP) {
+ /* Wait here for Rx teardown completion interrupt to occur
+ * Note: A task delay can be called here to pend rather than
+ * occupying CPU cycles - anyway it has been found that teardown
+ * takes very few cpu cycles and does not affect functionality */
+ dly--;
+ udelay(1);
+ if (dly == 0)
+ break;
+ }
+ adap_emac->RX0CP = cnt;
+ adap_emac->RX0HDP = 0;
+ }
+
+ debug_emac("- emac_ch_teardown\n");
+}
+
+/* Eth device close */
+static void davinci_eth_close(struct eth_device *dev)
+{
+ debug_emac("+ emac_close\n");
+
+ davinci_eth_ch_teardown(EMAC_CH_TX); /* TX Channel teardown */
+ davinci_eth_ch_teardown(EMAC_CH_RX); /* RX Channel teardown */
+
+ /* Reset EMAC module and disable interrupts in wrapper */
+ adap_emac->SOFTRESET = 1;
+ adap_ewrap->EWCTL = 0;
+
+ debug_emac("- emac_close\n");
+}
+
+static int tx_send_loop = 0;
+
+/*
+ * This function sends a single packet on the network and returns
+ * positive number (number of bytes transmitted) or negative for error
+ */
+static int davinci_eth_send_packet (struct eth_device *dev,
+ volatile void *packet, int length)
+{
+ int ret_status = -1;
+
+ tx_send_loop = 0;
+
+ /* Return error if no link */
+ if (!phy.get_link_speed (active_phy_addr)) {
+ printf ("WARN: emac_send_packet: No link\n");
+ return (ret_status);
+ }
+
+ /* Check packet size and if < EMAC_MIN_ETHERNET_PKT_SIZE, pad it up */
+ if (length < EMAC_MIN_ETHERNET_PKT_SIZE) {
+ length = EMAC_MIN_ETHERNET_PKT_SIZE;
+ }
+
+ /* Populate the TX descriptor */
+ emac_tx_desc->next = 0;
+ emac_tx_desc->buffer = (u_int8_t *) packet;
+ emac_tx_desc->buff_off_len = (length & 0xffff);
+ emac_tx_desc->pkt_flag_len = ((length & 0xffff) |
+ EMAC_CPPI_SOP_BIT |
+ EMAC_CPPI_OWNERSHIP_BIT |
+ EMAC_CPPI_EOP_BIT);
+ /* Send the packet */
+ adap_emac->TX0HDP = (unsigned int) emac_tx_desc;
+
+ /* Wait for packet to complete or link down */
+ while (1) {
+ if (!phy.get_link_speed (active_phy_addr)) {
+ davinci_eth_ch_teardown (EMAC_CH_TX);
+ return (ret_status);
+ }
+ if (adap_emac->TXINTSTATRAW & 0x01) {
+ ret_status = length;
+ break;
+ }
+ tx_send_loop++;
+ }
+
+ return (ret_status);
+}
+
+/*
+ * This function handles receipt of a packet from the network
+ */
+static int davinci_eth_rcv_packet (struct eth_device *dev)
+{
+ volatile emac_desc *rx_curr_desc;
+ volatile emac_desc *curr_desc;
+ volatile emac_desc *tail_desc;
+ int status, ret = -1;
+
+ rx_curr_desc = emac_rx_active_head;
+ status = rx_curr_desc->pkt_flag_len;
+ if ((rx_curr_desc) && ((status & EMAC_CPPI_OWNERSHIP_BIT) == 0)) {
+ if (status & EMAC_CPPI_RX_ERROR_FRAME) {
+ /* Error in packet - discard it and requeue desc */
+ printf ("WARN: emac_rcv_pkt: Error in packet\n");
+ } else {
+ NetReceive (rx_curr_desc->buffer,
+ (rx_curr_desc->buff_off_len & 0xffff));
+ ret = rx_curr_desc->buff_off_len & 0xffff;
+ }
+
+ /* Ack received packet descriptor */
+ adap_emac->RX0CP = (unsigned int) rx_curr_desc;
+ curr_desc = rx_curr_desc;
+ emac_rx_active_head =
+ (volatile emac_desc *) rx_curr_desc->next;
+
+ if (status & EMAC_CPPI_EOQ_BIT) {
+ if (emac_rx_active_head) {
+ adap_emac->RX0HDP =
+ (unsigned int) emac_rx_active_head;
+ } else {
+ emac_rx_queue_active = 0;
+ printf ("INFO:emac_rcv_packet: RX Queue not active\n");
+ }
+ }
+
+ /* Recycle RX descriptor */
+ rx_curr_desc->buff_off_len = EMAC_MAX_ETHERNET_PKT_SIZE;
+ rx_curr_desc->pkt_flag_len = EMAC_CPPI_OWNERSHIP_BIT;
+ rx_curr_desc->next = 0;
+
+ if (emac_rx_active_head == 0) {
+ printf ("INFO: emac_rcv_pkt: active queue head = 0\n");
+ emac_rx_active_head = curr_desc;
+ emac_rx_active_tail = curr_desc;
+ if (emac_rx_queue_active != 0) {
+ adap_emac->RX0HDP =
+ (unsigned int) emac_rx_active_head;
+ printf ("INFO: emac_rcv_pkt: active queue head = 0, HDP fired\n");
+ emac_rx_queue_active = 1;
+ }
+ } else {
+ tail_desc = emac_rx_active_tail;
+ emac_rx_active_tail = curr_desc;
+ tail_desc->next = (unsigned int) curr_desc;
+ status = tail_desc->pkt_flag_len;
+ if (status & EMAC_CPPI_EOQ_BIT) {
+ adap_emac->RX0HDP = (unsigned int) curr_desc;
+ status &= ~EMAC_CPPI_EOQ_BIT;
+ tail_desc->pkt_flag_len = status;
+ }
+ }
+ return (ret);
+ }
+ return (0);
+}
+
+/*
+ * This function initializes the emac hardware. It does NOT initialize
+ * EMAC modules power or pin multiplexors, that is done by board_init()
+ * much earlier in bootup process. Returns 1 on success, 0 otherwise.
+ */
+int davinci_emac_initialize(void)
+{
+ u_int32_t phy_id;
+ u_int16_t tmp;
+ int i;
+ struct eth_device *dev;
+
+ dev = malloc(sizeof *dev);
+
+ if (dev == NULL)
+ return -1;
+
+ memset(dev, 0, sizeof *dev);
+
+ dev->iobase = 0;
+ dev->init = davinci_eth_open;
+ dev->halt = davinci_eth_close;
+ dev->send = davinci_eth_send_packet;
+ dev->recv = davinci_eth_rcv_packet;
+
+ eth_register(dev);
+
+ davinci_eth_mdio_enable();
+
+ for (i = 0; i < 256; i++) {
+ if (adap_mdio->ALIVE)
+ break;
+ udelay(10);
+ }
+
+ if (i >= 256) {
+ printf("No ETH PHY detected!!!\n");
+ return(0);
+ }
+
+ /* Find if a PHY is connected and get it's address */
+ if (!davinci_eth_phy_detect())
+ return(0);
+
+ /* Get PHY ID and initialize phy_ops for a detected PHY */
+ if (!davinci_eth_phy_read(active_phy_addr, PHY_PHYIDR1, &tmp)) {
+ active_phy_addr = 0xff;
+ return(0);
+ }
+
+ phy_id = (tmp << 16) & 0xffff0000;
+
+ if (!davinci_eth_phy_read(active_phy_addr, PHY_PHYIDR2, &tmp)) {
+ active_phy_addr = 0xff;
+ return(0);
+ }
+
+ phy_id |= tmp & 0x0000ffff;
+
+ switch (phy_id) {
+ case PHY_LXT972:
+ sprintf(phy.name, "LXT972 @ 0x%02x", active_phy_addr);
+ phy.init = lxt972_init_phy;
+ phy.is_phy_connected = lxt972_is_phy_connected;
+ phy.get_link_speed = lxt972_get_link_speed;
+ phy.auto_negotiate = lxt972_auto_negotiate;
+ break;
+ case PHY_DP83848:
+ sprintf(phy.name, "DP83848 @ 0x%02x", active_phy_addr);
+ phy.init = dp83848_init_phy;
+ phy.is_phy_connected = dp83848_is_phy_connected;
+ phy.get_link_speed = dp83848_get_link_speed;
+ phy.auto_negotiate = dp83848_auto_negotiate;
+ break;
+ default:
+ sprintf(phy.name, "GENERIC @ 0x%02x", active_phy_addr);
+ phy.init = gen_init_phy;
+ phy.is_phy_connected = gen_is_phy_connected;
+ phy.get_link_speed = gen_get_link_speed;
+ phy.auto_negotiate = gen_auto_negotiate;
+ }
+
+ printf("Ethernet PHY: %s\n", phy.name);
+
+ miiphy_register(phy.name, davinci_mii_phy_read, davinci_mii_phy_write);
+ return(1);
+}
diff --git a/drivers/net/dm9000x.c b/drivers/net/dm9000x.c
index f139435..efe9135 100644
--- a/drivers/net/dm9000x.c
+++ b/drivers/net/dm9000x.c
@@ -103,14 +103,12 @@ typedef struct board_info {
void (*outblk)(volatile void *data_ptr, int count);
void (*inblk)(void *data_ptr, int count);
void (*rx_status)(u16 *RxStatus, u16 *RxLen);
+ struct eth_device netdev;
} board_info_t;
static board_info_t dm9000_info;
+
/* function declaration ------------------------------------- */
-int eth_init(bd_t * bd);
-int eth_send(volatile void *, int);
-int eth_rx(void);
-void eth_halt(void);
static int dm9000_probe(void);
static u16 phy_read(int);
static void phy_write(int, u16);
@@ -279,17 +277,16 @@ dm9000_reset(void)
printf("ERROR: resetting DM9000 -> not responding\n");
}
-/* Initilize dm9000 board
+/* Initialize dm9000 board
*/
-int
-eth_init(bd_t * bd)
+static int dm9000_init(struct eth_device *dev, bd_t *bd)
{
int i, oft, lnk;
u8 io_mode;
struct board_info *db = &dm9000_info;
uchar enetaddr[6];
- DM9000_DBG("eth_init()\n");
+ DM9000_DBG("%s\n", __func__);
/* RESET device */
dm9000_reset();
@@ -411,13 +408,13 @@ eth_init(bd_t * bd)
Hardware start transmission.
Send a packet to media from the upper layer.
*/
-int
-eth_send(volatile void *packet, int length)
+static int dm9000_send(struct eth_device *netdev, volatile void *packet,
+ int length)
{
int tmo;
struct board_info *db = &dm9000_info;
- DM9000_DMP_PACKET("eth_send", packet, length);
+ DM9000_DMP_PACKET(__func__ , packet, length);
DM9000_iow(DM9000_ISR, IMR_PTM); /* Clear Tx bit in ISR */
@@ -453,10 +450,9 @@ eth_send(volatile void *packet, int length)
Stop the interface.
The interface is stopped when it is brought.
*/
-void
-eth_halt(void)
+static void dm9000_halt(struct eth_device *netdev)
{
- DM9000_DBG("eth_halt\n");
+ DM9000_DBG("%s\n", __func__);
/* RESET devie */
phy_write(0, 0x8000); /* PHY RESET */
@@ -468,8 +464,7 @@ eth_halt(void)
/*
Received a packet and pass to upper layer
*/
-int
-eth_rx(void)
+static int dm9000_rx(struct eth_device *netdev)
{
u8 rxbyte, *rdptr = (u8 *) NetRxPackets[0];
u16 RxStatus, RxLen = 0;
@@ -529,7 +524,7 @@ eth_rx(void)
dm9000_reset();
}
} else {
- DM9000_DMP_PACKET("eth_rx", rdptr, RxLen);
+ DM9000_DMP_PACKET(__func__ , rdptr, RxLen);
DM9000_DBG("passing packet to upper layer\n");
NetReceive(NetRxPackets[0], RxLen);
@@ -621,3 +616,18 @@ phy_write(int reg, u16 value)
DM9000_iow(DM9000_EPCR, 0x0); /* Clear phyxcer write command */
DM9000_DBG("phy_write(reg:0x%x, value:0x%x)\n", reg, value);
}
+
+int dm9000_initialize(bd_t *bis)
+{
+ struct eth_device *dev = &(dm9000_info.netdev);
+
+ dev->init = dm9000_init;
+ dev->halt = dm9000_halt;
+ dev->send = dm9000_send;
+ dev->recv = dm9000_rx;
+ sprintf(dev->name, "dm9000");
+
+ eth_register(dev);
+
+ return 0;
+}
diff --git a/drivers/net/kirkwood_egiga.c b/drivers/net/kirkwood_egiga.c
new file mode 100644
index 0000000..b43bbf2
--- /dev/null
+++ b/drivers/net/kirkwood_egiga.c
@@ -0,0 +1,664 @@
+/*
+ * (C) Copyright 2009
+ * Marvell Semiconductor <www.marvell.com>
+ * Written-by: Prafulla Wadaskar <prafulla@marvell.com>
+ *
+ * (C) Copyright 2003
+ * Ingo Assmus <ingo.assmus@keymile.com>
+ *
+ * based on - Driver for MV64360X ethernet ports
+ * Copyright (C) 2002 rabeeh@galileo.co.il
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * 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., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301 USA
+ */
+
+#include <common.h>
+#include <net.h>
+#include <malloc.h>
+#include <miiphy.h>
+#include <asm/errno.h>
+#include <asm/types.h>
+#include <asm/byteorder.h>
+#include <asm/arch/kirkwood.h>
+#include "kirkwood_egiga.h"
+
+/*
+ * smi_reg_read - miiphy_read callback function.
+ *
+ * Returns 16bit phy register value, or 0xffff on error
+ */
+static int smi_reg_read(char *devname, u8 phy_adr, u8 reg_ofs, u16 * data)
+{
+ struct eth_device *dev = eth_get_dev_by_name(devname);
+ struct kwgbe_device *dkwgbe = to_dkwgbe(dev);
+ struct kwgbe_registers *regs = dkwgbe->regs;
+ u32 smi_reg;
+ volatile u32 timeout;
+
+ /* Phyadr read request */
+ if (phy_adr == 0xEE && reg_ofs == 0xEE) {
+ /* */
+ *data = (u16) (KWGBEREG_RD(regs->phyadr) & PHYADR_MASK);
+ return 0;
+ }
+ /* check parameters */
+ if (phy_adr > PHYADR_MASK) {
+ printf("Err..(%s) Invalid PHY address %d\n",
+ __FUNCTION__, phy_adr);
+ return -EFAULT;
+ }
+ if (reg_ofs > PHYREG_MASK) {
+ printf("Err..(%s) Invalid register offset %d\n",
+ __FUNCTION__, reg_ofs);
+ return -EFAULT;
+ }
+
+ timeout = KWGBE_PHY_SMI_TIMEOUT;
+ /* wait till the SMI is not busy */
+ do {
+ /* read smi register */
+ smi_reg = KWGBEREG_RD(regs->smi);
+ if (timeout-- == 0) {
+ printf("Err..(%s) SMI busy timeout\n", __FUNCTION__);
+ return -EFAULT;
+ }
+ } while (smi_reg & KWGBE_PHY_SMI_BUSY_MASK);
+
+ /* fill the phy address and regiser offset and read opcode */
+ smi_reg = (phy_adr << KWGBE_PHY_SMI_DEV_ADDR_OFFS)
+ | (reg_ofs << KWGBE_SMI_REG_ADDR_OFFS)
+ | KWGBE_PHY_SMI_OPCODE_READ;
+
+ /* write the smi register */
+ KWGBEREG_WR(regs->smi, smi_reg);
+
+ /*wait till read value is ready */
+ timeout = KWGBE_PHY_SMI_TIMEOUT;
+
+ do {
+ /* read smi register */
+ smi_reg = KWGBEREG_RD(regs->smi);
+ if (timeout-- == 0) {
+ printf("Err..(%s) SMI read ready timeout\n",
+ __FUNCTION__);
+ return -EFAULT;
+ }
+ } while (!(smi_reg & KWGBE_PHY_SMI_READ_VALID_MASK));
+
+ /* Wait for the data to update in the SMI register */
+ for (timeout = 0; timeout < KWGBE_PHY_SMI_TIMEOUT; timeout++) ;
+
+ *data = (u16) (KWGBEREG_RD(regs->smi) & KWGBE_PHY_SMI_DATA_MASK);
+
+ debug("%s:(adr %d, off %d) value= %04x\n", __FUNCTION__, phy_adr,
+ reg_ofs, *data);
+
+ return 0;
+}
+
+/*
+ * smi_reg_write - imiiphy_write callback function.
+ *
+ * Returns 0 if write succeed, -EINVAL on bad parameters
+ * -ETIME on timeout
+ */
+static int smi_reg_write(char *devname, u8 phy_adr, u8 reg_ofs, u16 data)
+{
+ struct eth_device *dev = eth_get_dev_by_name(devname);
+ struct kwgbe_device *dkwgbe = to_dkwgbe(dev);
+ struct kwgbe_registers *regs = dkwgbe->regs;
+ u32 smi_reg;
+ volatile u32 timeout;
+
+ /* Phyadr write request*/
+ if (phy_adr == 0xEE && reg_ofs == 0xEE) {
+ KWGBEREG_WR(regs->phyadr, data);
+ return 0;
+ }
+
+ /* check parameters */
+ if (phy_adr > PHYADR_MASK) {
+ printf("Err..(%s) Invalid phy address\n", __FUNCTION__);
+ return -EINVAL;
+ }
+ if (reg_ofs > PHYREG_MASK) {
+ printf("Err..(%s) Invalid register offset\n", __FUNCTION__);
+ return -EINVAL;
+ }
+
+ /* wait till the SMI is not busy */
+ timeout = KWGBE_PHY_SMI_TIMEOUT;
+ do {
+ /* read smi register */
+ smi_reg = KWGBEREG_RD(regs->smi);
+ if (timeout-- == 0) {
+ printf("Err..(%s) SMI busy timeout\n", __FUNCTION__);
+ return -ETIME;
+ }
+ } while (smi_reg & KWGBE_PHY_SMI_BUSY_MASK);
+
+ /* fill the phy addr and reg offset and write opcode and data */
+ smi_reg = (data << KWGBE_PHY_SMI_DATA_OFFS);
+ smi_reg |= (phy_adr << KWGBE_PHY_SMI_DEV_ADDR_OFFS)
+ | (reg_ofs << KWGBE_SMI_REG_ADDR_OFFS);
+ smi_reg &= ~KWGBE_PHY_SMI_OPCODE_READ;
+
+ /* write the smi register */
+ KWGBEREG_WR(regs->smi, smi_reg);
+
+ return 0;
+}
+
+/* Stop and checks all queues */
+static void stop_queue(u32 * qreg)
+{
+ u32 reg_data;
+
+ reg_data = readl(qreg);
+
+ if (reg_data & 0xFF) {
+ /* Issue stop command for active channels only */
+ writel((reg_data << 8), qreg);
+
+ /* Wait for all queue activity to terminate. */
+ do {
+ /*
+ * Check port cause register that all queues
+ * are stopped
+ */
+ reg_data = readl(qreg);
+ }
+ while (reg_data & 0xFF);
+ }
+}
+
+/*
+ * set_access_control - Config address decode parameters for Ethernet unit
+ *
+ * This function configures the address decode parameters for the Gigabit
+ * Ethernet Controller according the given parameters struct.
+ *
+ * @regs Register struct pointer.
+ * @param Address decode parameter struct.
+ */
+static void set_access_control(struct kwgbe_registers *regs,
+ struct kwgbe_winparam *param)
+{
+ u32 access_prot_reg;
+
+ /* Set access control register */
+ access_prot_reg = KWGBEREG_RD(regs->epap);
+ /* clear window permission */
+ access_prot_reg &= (~(3 << (param->win * 2)));
+ access_prot_reg |= (param->access_ctrl << (param->win * 2));
+ KWGBEREG_WR(regs->epap, access_prot_reg);
+
+ /* Set window Size reg (SR) */
+ KWGBEREG_WR(regs->barsz[param->win].size,
+ (((param->size / 0x10000) - 1) << 16));
+
+ /* Set window Base address reg (BA) */
+ KWGBEREG_WR(regs->barsz[param->win].bar,
+ (param->target | param->attrib | param->base_addr));
+ /* High address remap reg (HARR) */
+ if (param->win < 4)
+ KWGBEREG_WR(regs->ha_remap[param->win], param->high_addr);
+
+ /* Base address enable reg (BARER) */
+ if (param->enable == 1)
+ KWGBEREG_BITS_RESET(regs->bare, (1 << param->win));
+ else
+ KWGBEREG_BITS_SET(regs->bare, (1 << param->win));
+}
+
+static void set_dram_access(struct kwgbe_registers *regs)
+{
+ struct kwgbe_winparam win_param;
+ int i;
+
+ for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
+ /* Set access parameters for DRAM bank i */
+ win_param.win = i; /* Use Ethernet window i */
+ /* Window target - DDR */
+ win_param.target = KWGBE_TARGET_DRAM;
+ /* Enable full access */
+ win_param.access_ctrl = EWIN_ACCESS_FULL;
+ win_param.high_addr = 0;
+ /* Get bank base */
+ win_param.base_addr = kw_sdram_bar(i);
+ win_param.size = kw_sdram_bs(i); /* Get bank size */
+ if (win_param.size == 0)
+ win_param.enable = 0;
+ else
+ win_param.enable = 1; /* Enable the access */
+
+ /* Enable DRAM bank */
+ switch (i) {
+ case 0:
+ win_param.attrib = EBAR_DRAM_CS0;
+ break;
+ case 1:
+ win_param.attrib = EBAR_DRAM_CS1;
+ break;
+ case 2:
+ win_param.attrib = EBAR_DRAM_CS2;
+ break;
+ case 3:
+ win_param.attrib = EBAR_DRAM_CS3;
+ break;
+ default:
+ /* invalide bank, disable access */
+ win_param.enable = 0;
+ win_param.attrib = 0;
+ break;
+ }
+ /* Set the access control for address window(EPAPR) RD/WR */
+ set_access_control(regs, &win_param);
+ }
+}
+
+/*
+ * port_init_mac_tables - Clear all entrance in the UC, SMC and OMC tables
+ *
+ * Go through all the DA filter tables (Unicast, Special Multicast & Other
+ * Multicast) and set each entry to 0.
+ */
+static void port_init_mac_tables(struct kwgbe_registers *regs)
+{
+ int table_index;
+
+ /* Clear DA filter unicast table (Ex_dFUT) */
+ for (table_index = 0; table_index < 4; ++table_index)
+ KWGBEREG_WR(regs->dfut[table_index], 0);
+
+ for (table_index = 0; table_index < 64; ++table_index) {
+ /* Clear DA filter special multicast table (Ex_dFSMT) */
+ KWGBEREG_WR(regs->dfsmt[table_index], 0);
+ /* Clear DA filter other multicast table (Ex_dFOMT) */
+ KWGBEREG_WR(regs->dfomt[table_index], 0);
+ }
+}
+
+/*
+ * port_uc_addr - This function Set the port unicast address table
+ *
+ * This function locates the proper entry in the Unicast table for the
+ * specified MAC nibble and sets its properties according to function
+ * parameters.
+ * This function add/removes MAC addresses from the port unicast address
+ * table.
+ *
+ * @uc_nibble Unicast MAC Address last nibble.
+ * @option 0 = Add, 1 = remove address.
+ *
+ * RETURN: 1 if output succeeded. 0 if option parameter is invalid.
+ */
+static int port_uc_addr(struct kwgbe_registers *regs, u8 uc_nibble,
+ int option)
+{
+ u32 unicast_reg;
+ u32 tbl_offset;
+ u32 reg_offset;
+
+ /* Locate the Unicast table entry */
+ uc_nibble = (0xf & uc_nibble);
+ /* Register offset from unicast table base */
+ tbl_offset = (uc_nibble / 4);
+ /* Entry offset within the above register */
+ reg_offset = uc_nibble % 4;
+
+ switch (option) {
+ case REJECT_MAC_ADDR:
+ /*
+ * Clear accepts frame bit at specified unicast
+ * DA table entry
+ */
+ unicast_reg = KWGBEREG_RD(regs->dfut[tbl_offset]);
+ unicast_reg &= (0xFF << (8 * reg_offset));
+ KWGBEREG_WR(regs->dfut[tbl_offset], unicast_reg);
+ break;
+ case ACCEPT_MAC_ADDR:
+ /* Set accepts frame bit at unicast DA filter table entry */
+ unicast_reg = KWGBEREG_RD(regs->dfut[tbl_offset]);
+ unicast_reg &= (0xFF << (8 * reg_offset));
+ unicast_reg |= ((0x01 | (RXUQ << 1)) << (8 * reg_offset));
+ KWGBEREG_WR(regs->dfut[tbl_offset], unicast_reg);
+ break;
+ default:
+ return 0;
+ }
+ return 1;
+}
+
+/*
+ * port_uc_addr_set - This function Set the port Unicast address.
+ */
+static void port_uc_addr_set(struct kwgbe_registers *regs, u8 * p_addr)
+{
+ u32 mac_h;
+ u32 mac_l;
+
+ mac_l = (p_addr[4] << 8) | (p_addr[5]);
+ mac_h = (p_addr[0] << 24) | (p_addr[1] << 16) | (p_addr[2] << 8) |
+ (p_addr[3] << 0);
+
+ KWGBEREG_WR(regs->macal, mac_l);
+ KWGBEREG_WR(regs->macah, mac_h);
+
+ /* Accept frames of this address */
+ port_uc_addr(regs, p_addr[5], ACCEPT_MAC_ADDR);
+}
+
+/*
+ * kwgbe_init_rx_desc_ring - Curve a Rx chain desc list and buffer in memory.
+ */
+static void kwgbe_init_rx_desc_ring(struct kwgbe_device *dkwgbe)
+{
+ volatile struct kwgbe_rxdesc *p_rx_desc;
+ int i;
+
+ /* initialize the Rx descriptors ring */
+ p_rx_desc = dkwgbe->p_rxdesc;
+ for (i = 0; i < RINGSZ; i++) {
+ p_rx_desc->cmd_sts =
+ KWGBE_BUFFER_OWNED_BY_DMA | KWGBE_RX_EN_INTERRUPT;
+ p_rx_desc->buf_size = PKTSIZE_ALIGN;
+ p_rx_desc->byte_cnt = 0;
+ p_rx_desc->buf_ptr = dkwgbe->p_rxbuf + i * PKTSIZE_ALIGN;
+ if (i == (RINGSZ - 1))
+ p_rx_desc->nxtdesc_p = dkwgbe->p_rxdesc;
+ else {
+ p_rx_desc->nxtdesc_p = (struct kwgbe_rxdesc *)
+ ((u32) p_rx_desc + KW_RXQ_DESC_ALIGNED_SIZE);
+ p_rx_desc = p_rx_desc->nxtdesc_p;
+ }
+ }
+ dkwgbe->p_rxdesc_curr = dkwgbe->p_rxdesc;
+}
+
+static int kwgbe_init(struct eth_device *dev)
+{
+ struct kwgbe_device *dkwgbe = to_dkwgbe(dev);
+ struct kwgbe_registers *regs = dkwgbe->regs;
+
+ /* setup RX rings */
+ kwgbe_init_rx_desc_ring(dkwgbe);
+
+ /* Clear the ethernet port interrupts */
+ KWGBEREG_WR(regs->ic, 0);
+ KWGBEREG_WR(regs->ice, 0);
+ /* Unmask RX buffer and TX end interrupt */
+ KWGBEREG_WR(regs->pim, INT_CAUSE_UNMASK_ALL);
+ /* Unmask phy and link status changes interrupts */
+ KWGBEREG_WR(regs->peim, INT_CAUSE_UNMASK_ALL_EXT);
+
+ set_dram_access(regs);
+ port_init_mac_tables(regs);
+ port_uc_addr_set(regs, dkwgbe->dev.enetaddr);
+
+ /* Assign port configuration and command. */
+ KWGBEREG_WR(regs->pxc, PRT_CFG_VAL);
+ KWGBEREG_WR(regs->pxcx, PORT_CFG_EXTEND_VALUE);
+ KWGBEREG_WR(regs->psc0, PORT_SERIAL_CONTROL_VALUE);
+ /* Disable port initially */
+ KWGBEREG_BITS_SET(regs->psc0, KWGBE_SERIAL_PORT_EN);
+
+ /* Assign port SDMA configuration */
+ KWGBEREG_WR(regs->sdc, PORT_SDMA_CFG_VALUE);
+ KWGBEREG_WR(regs->tqx[0].qxttbc, QTKNBKT_DEF_VAL);
+ KWGBEREG_WR(regs->tqx[0].tqxtbc, (QMTBS_DEF_VAL << 16) | QTKNRT_DEF_VAL);
+ /* Turn off the port/RXUQ bandwidth limitation */
+ KWGBEREG_WR(regs->pmtu, 0);
+
+ /* Set maximum receive buffer to 9700 bytes */
+ KWGBEREG_WR(regs->psc0, KWGBE_MAX_RX_PACKET_9700BYTE
+ | (KWGBEREG_RD(regs->psc0) & MRU_MASK));
+
+ /*
+ * Set ethernet MTU for leaky bucket mechanism to 0 - this will
+ * disable the leaky bucket mechanism .
+ */
+ KWGBEREG_WR(regs->pmtu, 0);
+
+ /* Assignment of Rx CRDB of given RXUQ */
+ KWGBEREG_WR(regs->rxcdp[RXUQ].rxcdp, (u32) dkwgbe->p_rxdesc_curr);
+ /* Enable port Rx. */
+ KWGBEREG_WR(regs->rqc, (1 << RXUQ));
+
+#if (defined (CONFIG_MII) || defined (CONFIG_CMD_MII)) \
+ && defined (CONFIG_SYS_FAULT_ECHO_LINK_DOWN)
+ u16 phyadr;
+ miiphy_read(dev->name, 0xEE, 0xEE, &phyadr);
+ if (!miiphy_link(dev->name, phyadr)) {
+ printf("%s: No link on %s\n", __FUNCTION__, dev->name);
+ return -1;
+ }
+#endif
+ return 0;
+}
+
+static int kwgbe_halt(struct eth_device *dev)
+{
+ struct kwgbe_device *dkwgbe = to_dkwgbe(dev);
+ struct kwgbe_registers *regs = dkwgbe->regs;
+
+ /* Disable all gigE address decoder */
+ KWGBEREG_WR(regs->bare, 0x3f);
+
+ stop_queue(&regs->tqc);
+ stop_queue(&regs->rqc);
+
+ /* Enable port */
+ KWGBEREG_BITS_RESET(regs->psc0, KWGBE_SERIAL_PORT_EN);
+ /* Set port is not reset */
+ KWGBEREG_BITS_RESET(regs->psc1, 1 << 4);
+#ifdef CONFIG_SYS_MII_MODE
+ /* Set MMI interface up */
+ KWGBEREG_BITS_RESET(regs->psc1, 1 << 3);
+#endif
+ /* Disable & mask ethernet port interrupts */
+ KWGBEREG_WR(regs->ic, 0);
+ KWGBEREG_WR(regs->ice, 0);
+ KWGBEREG_WR(regs->pim, 0);
+ KWGBEREG_WR(regs->peim, 0);
+
+ return 0;
+}
+
+static int kwgbe_send(struct eth_device *dev, volatile void *dataptr,
+ int datasize)
+{
+ struct kwgbe_device *dkwgbe = to_dkwgbe(dev);
+ struct kwgbe_registers *regs = dkwgbe->regs;
+ struct kwgbe_txdesc *p_txdesc = dkwgbe->p_txdesc;
+
+ if ((u32) dataptr & 0x07) {
+ printf("Err..(%s) xmit dataptr not 64bit aligned\n",
+ __FUNCTION__);
+ return -1;
+ }
+ p_txdesc->cmd_sts = KWGBE_ZERO_PADDING | KWGBE_GEN_CRC;
+ p_txdesc->cmd_sts |= KWGBE_TX_FIRST_DESC | KWGBE_TX_LAST_DESC;
+ p_txdesc->cmd_sts |= KWGBE_BUFFER_OWNED_BY_DMA;
+ p_txdesc->cmd_sts |= KWGBE_TX_EN_INTERRUPT;
+ p_txdesc->buf_ptr = (u8 *) dataptr;
+ p_txdesc->byte_cnt = datasize;
+
+ /* Apply send command using zeroth RXUQ */
+ KWGBEREG_WR(regs->tcqdp[TXUQ], (u32) p_txdesc);
+ KWGBEREG_WR(regs->tqc, (1 << TXUQ));
+
+ /*
+ * wait for packet xmit completion
+ */
+ while (p_txdesc->cmd_sts & KWGBE_BUFFER_OWNED_BY_DMA) {
+ /* return fail if error is detected */
+ if (p_txdesc->cmd_sts & (KWGBE_UR_ERROR | KWGBE_RL_ERROR)) {
+ printf("Err..(%s) in xmit packet\n", __FUNCTION__);
+ return -1;
+ }
+ };
+ return 0;
+}
+
+static int kwgbe_recv(struct eth_device *dev)
+{
+ volatile struct kwgbe_device *dkwgbe = to_dkwgbe(dev);
+ volatile struct kwgbe_rxdesc *p_rxdesc_curr = dkwgbe->p_rxdesc_curr;
+ volatile u32 timeout = 0;
+
+ /* wait untill rx packet available or timeout */
+ do {
+ if (timeout < KWGBE_PHY_SMI_TIMEOUT)
+ timeout++;
+ else {
+ debug("%s time out...\n", __FUNCTION__);
+ return -1;
+ }
+ } while (p_rxdesc_curr->cmd_sts & KWGBE_BUFFER_OWNED_BY_DMA);
+
+ if (p_rxdesc_curr->byte_cnt != 0) {
+ debug("%s: Received %d byte Packet @ 0x%x (cmd_sts= %08x)\n",
+ __FUNCTION__, (u32) p_rxdesc_curr->byte_cnt,
+ (u32) p_rxdesc_curr->buf_ptr,
+ (u32) p_rxdesc_curr->cmd_sts);
+ }
+
+ /*
+ * In case received a packet without first/last bits on
+ * OR the error summary bit is on,
+ * the packets needs to be dropeed.
+ */
+ if ((p_rxdesc_curr->cmd_sts &
+ (KWGBE_RX_FIRST_DESC | KWGBE_RX_LAST_DESC))
+ != (KWGBE_RX_FIRST_DESC | KWGBE_RX_LAST_DESC)) {
+
+ printf("Err..(%s) Dropping packet spread on"
+ " multiple descriptors\n", __FUNCTION__);
+
+ } else if (p_rxdesc_curr->cmd_sts & KWGBE_ERROR_SUMMARY) {
+
+ printf("Err..(%s) Dropping packet with errors\n",
+ __FUNCTION__);
+
+ } else {
+ /* !!! call higher layer processing */
+ debug("%s: Sending Received packet to"
+ " upper layer (NetReceive)\n", __FUNCTION__);
+
+ /* let the upper layer handle the packet */
+ NetReceive((p_rxdesc_curr->buf_ptr + RX_BUF_OFFSET),
+ (int)(p_rxdesc_curr->byte_cnt - RX_BUF_OFFSET));
+ }
+ /*
+ * free these descriptors and point next in the ring
+ */
+ p_rxdesc_curr->cmd_sts =
+ KWGBE_BUFFER_OWNED_BY_DMA | KWGBE_RX_EN_INTERRUPT;
+ p_rxdesc_curr->buf_size = PKTSIZE_ALIGN;
+ p_rxdesc_curr->byte_cnt = 0;
+
+ dkwgbe->p_rxdesc_curr = p_rxdesc_curr->nxtdesc_p;
+ return 0;
+}
+
+int kirkwood_egiga_initialize(bd_t * bis)
+{
+ struct kwgbe_device *dkwgbe;
+ struct eth_device *dev;
+ int devnum;
+ char *s, buf[NAMESIZE * 2];
+ u8 used_ports[MAX_KWGBE_DEVS] = CONFIG_KIRKWOOD_EGIGA_PORTS;
+
+ for (devnum = 0; devnum < MAX_KWGBE_DEVS; devnum++) {
+ /*skip if port is configured not to use */
+ if (used_ports[devnum] == 0)
+ continue;
+
+ if (!(dkwgbe = malloc(sizeof(struct kwgbe_device))))
+ goto error1;
+
+ memset(dkwgbe, 0, sizeof(struct kwgbe_device));
+
+ if (!(dkwgbe->p_rxdesc =
+ (struct kwgbe_rxdesc *)memalign(PKTALIGN,
+ KW_RXQ_DESC_ALIGNED_SIZE
+ * RINGSZ + 1)))
+ goto error2;
+
+ if (!(dkwgbe->p_rxbuf = (u8 *) memalign(PKTALIGN, RINGSZ
+ * PKTSIZE_ALIGN + 1)))
+ goto error3;
+
+ if (!(dkwgbe->p_txdesc = (struct kwgbe_txdesc *)
+ memalign(PKTALIGN, sizeof(struct kwgbe_txdesc) + 1))) {
+ free(dkwgbe->p_rxbuf);
+ error3:
+ free(dkwgbe->p_rxdesc);
+ error2:
+ free(dkwgbe);
+ error1:
+ printf("Err.. %s Failed to allocate memory\n",
+ __FUNCTION__);
+ return -1;
+ }
+
+ dev = &dkwgbe->dev;
+
+ /* must be less than NAMESIZE (16) */
+ sprintf(dev->name, "egiga%d", devnum);
+
+ /* Extract the MAC address from the environment */
+ switch (devnum) {
+ case 0:
+ dkwgbe->regs = (void *)KW_EGIGA0_BASE;
+ s = "ethaddr";
+ break;
+ case 1:
+ dkwgbe->regs = (void *)KW_EGIGA1_BASE;
+ s = "eth1addr";
+ break;
+ default: /* this should never happen */
+ printf("Err..(%s) Invalid device number %d\n",
+ __FUNCTION__, devnum);
+ return -1;
+ }
+
+ while (!eth_getenv_enetaddr(s, dev->enetaddr)) {
+ /* Generate Ramdom MAC addresses if not set */
+ sprintf(buf, "00:50:43:%02x:%02x:%02x",
+ get_random_hex(), get_random_hex(),
+ get_random_hex());
+ setenv(s, buf);
+ }
+
+ dev->init = (void *)kwgbe_init;
+ dev->halt = (void *)kwgbe_halt;
+ dev->send = (void *)kwgbe_send;
+ dev->recv = (void *)kwgbe_recv;
+
+ eth_register(dev);
+
+#if defined(CONFIG_MII) || defined(CONFIG_CMD_MII)
+ miiphy_register(dev->name, smi_reg_read, smi_reg_write);
+ /* Set phy address of the port */
+ miiphy_write(dev->name, 0xEE, 0xEE, PHY_BASE_ADR + devnum);
+#endif
+ }
+ return 0;
diff --git a/drivers/net/kirkwood_egiga.h b/drivers/net/kirkwood_egiga.h
new file mode 100644
index 0000000..8b67c9c
--- /dev/null
+++ b/drivers/net/kirkwood_egiga.h
@@ -0,0 +1,503 @@
+/*
+ * (C) Copyright 2009
+ * Marvell Semiconductor <www.marvell.com>
+ * Written-by: Prafulla Wadaskar <prafulla@marvell.com>
+ *
+ * based on - Driver for MV64360X ethernet ports
+ * Copyright (C) 2002 rabeeh@galileo.co.il
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * 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., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301 USA
+ */
+
+#ifndef __EGIGA_H__
+#define __EGIGA_H__
+
+#define MAX_KWGBE_DEVS 2 /*controller has two ports */
+
+/* PHY_BASE_ADR is board specific and can be configured */
+#if defined (CONFIG_PHY_BASE_ADR)
+#define PHY_BASE_ADR CONFIG_PHY_BASE_ADR
+#else
+#define PHY_BASE_ADR 0x08 /* default phy base addr */
+#endif
+
+/* Constants */
+#define INT_CAUSE_UNMASK_ALL 0x0007ffff
+#define INT_CAUSE_UNMASK_ALL_EXT 0x0011ffff
+#define MRU_MASK 0xfff1ffff
+#define PHYADR_MASK 0x0000001f
+#define PHYREG_MASK 0x0000001f
+#define QTKNBKT_DEF_VAL 0x3fffffff
+#define QMTBS_DEF_VAL 0x000003ff
+#define QTKNRT_DEF_VAL 0x0000fcff
+#define RXUQ 0 /* Used Rx queue */
+#define TXUQ 0 /* Used Rx queue */
+
+#define to_dkwgbe(_kd) container_of(_kd, struct kwgbe_device, dev)
+#define KWGBEREG_WR(adr, val) writel(val, &adr)
+#define KWGBEREG_RD(adr) readl(&adr)
+#define KWGBEREG_BITS_RESET(adr, val) writel(readl(&adr) & ~(val), &adr)
+#define KWGBEREG_BITS_SET(adr, val) writel(readl(&adr) | val, &adr)
+
+/* Default port configuration value */
+#define PRT_CFG_VAL ( \
+ KWGBE_UCAST_MOD_NRML | \
+ KWGBE_DFLT_RXQ(RXUQ) | \
+ KWGBE_DFLT_RX_ARPQ(RXUQ) | \
+ KWGBE_RX_BC_IF_NOT_IP_OR_ARP | \
+ KWGBE_RX_BC_IF_IP | \
+ KWGBE_RX_BC_IF_ARP | \
+ KWGBE_CPTR_TCP_FRMS_DIS | \
+ KWGBE_CPTR_UDP_FRMS_DIS | \
+ KWGBE_DFLT_RX_TCPQ(RXUQ) | \
+ KWGBE_DFLT_RX_UDPQ(RXUQ) | \
+ KWGBE_DFLT_RX_BPDUQ(RXUQ))
+
+/* Default port extend configuration value */
+#define PORT_CFG_EXTEND_VALUE \
+ KWGBE_SPAN_BPDU_PACKETS_AS_NORMAL | \
+ KWGBE_PARTITION_DIS | \
+ KWGBE_TX_CRC_GENERATION_EN
+
+#define GT_KWGBE_IPG_INT_RX(value) ((value & 0x3fff) << 8)
+
+/* Default sdma control value */
+#define PORT_SDMA_CFG_VALUE ( \
+ KWGBE_RX_BURST_SIZE_16_64BIT | \
+ KWGBE_BLM_RX_NO_SWAP | \
+ KWGBE_BLM_TX_NO_SWAP | \
+ GT_KWGBE_IPG_INT_RX(RXUQ) | \
+ KWGBE_TX_BURST_SIZE_16_64BIT)
+
+/* Default port serial control value */
+#define PORT_SERIAL_CONTROL_VALUE ( \
+ KWGBE_FORCE_LINK_PASS | \
+ KWGBE_DIS_AUTO_NEG_FOR_DUPLX | \
+ KWGBE_DIS_AUTO_NEG_FOR_FLOW_CTRL | \
+ KWGBE_ADV_NO_FLOW_CTRL | \
+ KWGBE_FORCE_FC_MODE_NO_PAUSE_DIS_TX | \
+ KWGBE_FORCE_BP_MODE_NO_JAM | \
+ (1 << 9) /* Reserved bit has to be 1 */ | \
+ KWGBE_DO_NOT_FORCE_LINK_FAIL | \
+ KWGBE_EN_AUTO_NEG_SPEED_GMII | \
+ KWGBE_DTE_ADV_0 | \
+ KWGBE_MIIPHY_MAC_MODE | \
+ KWGBE_AUTO_NEG_NO_CHANGE | \
+ KWGBE_MAX_RX_PACKET_1552BYTE | \
+ KWGBE_CLR_EXT_LOOPBACK | \
+ KWGBE_SET_FULL_DUPLEX_MODE | \
+ KWGBE_DIS_FLOW_CTRL_TX_RX_IN_FULL_DUPLEX)
+
+/* Tx WRR confoguration macros */
+#define PORT_MAX_TRAN_UNIT 0x24 /* MTU register (default) 9KByte */
+#define PORT_MAX_TOKEN_BUCKET_SIZE 0x_FFFF /* PMTBS reg (default) */
+#define PORT_TOKEN_RATE 1023 /* PTTBRC reg (default) */
+/* MAC accepet/reject macros */
+#define ACCEPT_MAC_ADDR 0
+#define REJECT_MAC_ADDR 1
+/* Size of a Tx/Rx descriptor used in chain list data structure */
+#define KW_RXQ_DESC_ALIGNED_SIZE \
+ (((sizeof(struct kwgbe_rxdesc) / PKTALIGN) + 1) * PKTALIGN)
+/* Buffer offset from buffer pointer */
+#define RX_BUF_OFFSET 0x2
+
+/* Port serial status reg (PSR) */
+#define KWGBE_INTERFACE_GMII_MII 0
+#define KWGBE_INTERFACE_PCM 1
+#define KWGBE_LINK_IS_DOWN 0
+#define KWGBE_LINK_IS_UP (1 << 1)
+#define KWGBE_PORT_AT_HALF_DUPLEX 0
+#define KWGBE_PORT_AT_FULL_DUPLEX (1 << 2)
+#define KWGBE_RX_FLOW_CTRL_DISD 0
+#define KWGBE_RX_FLOW_CTRL_ENBALED (1 << 3)
+#define KWGBE_GMII_SPEED_100_10 0
+#define KWGBE_GMII_SPEED_1000 (1 << 4)
+#define KWGBE_MII_SPEED_10 0
+#define KWGBE_MII_SPEED_100 (1 << 5)
+#define KWGBE_NO_TX 0
+#define KWGBE_TX_IN_PROGRESS (1 << 7)
+#define KWGBE_BYPASS_NO_ACTIVE 0
+#define KWGBE_BYPASS_ACTIVE (1 << 8)
+#define KWGBE_PORT_NOT_AT_PARTN_STT 0
+#define KWGBE_PORT_AT_PARTN_STT (1 << 9)
+#define KWGBE_PORT_TX_FIFO_NOT_EMPTY 0
+#define KWGBE_PORT_TX_FIFO_EMPTY (1 << 10)
+
+/* These macros describes the Port configuration reg (Px_cR) bits */
+#define KWGBE_UCAST_MOD_NRML 0
+#define KWGBE_UNICAST_PROMISCUOUS_MODE 1
+#define KWGBE_DFLT_RXQ(_x) (_x << 1)
+#define KWGBE_DFLT_RX_ARPQ(_x) (_x << 4)
+#define KWGBE_RX_BC_IF_NOT_IP_OR_ARP 0
+#define KWGBE_REJECT_BC_IF_NOT_IP_OR_ARP (1 << 7)
+#define KWGBE_RX_BC_IF_IP 0
+#define KWGBE_REJECT_BC_IF_IP (1 << 8)
+#define KWGBE_RX_BC_IF_ARP 0
+#define KWGBE_REJECT_BC_IF_ARP (1 << 9)
+#define KWGBE_TX_AM_NO_UPDATE_ERR_SMRY (1 << 12)
+#define KWGBE_CPTR_TCP_FRMS_DIS 0
+#define KWGBE_CPTR_TCP_FRMS_EN (1 << 14)
+#define KWGBE_CPTR_UDP_FRMS_DIS 0
+#define KWGBE_CPTR_UDP_FRMS_EN (1 << 15)
+#define KWGBE_DFLT_RX_TCPQ(_x) (_x << 16)
+#define KWGBE_DFLT_RX_UDPQ(_x) (_x << 19)
+#define KWGBE_DFLT_RX_BPDUQ(_x) (_x << 22)
+#define KWGBE_DFLT_RX_TCP_CHKSUM_MODE (1 << 25)
+
+/* These macros describes the Port configuration extend reg (Px_cXR) bits*/
+#define KWGBE_CLASSIFY_EN 1
+#define KWGBE_SPAN_BPDU_PACKETS_AS_NORMAL 0
+#define KWGBE_SPAN_BPDU_PACKETS_TO_RX_Q7 (1 << 1)
+#define KWGBE_PARTITION_DIS 0
+#define KWGBE_PARTITION_EN (1 << 2)
+#define KWGBE_TX_CRC_GENERATION_EN 0
+#define KWGBE_TX_CRC_GENERATION_DIS (1 << 3)
+
+/* These macros describes the Port Sdma configuration reg (SDCR) bits */
+#define KWGBE_RIFB 1
+#define KWGBE_RX_BURST_SIZE_1_64BIT 0
+#define KWGBE_RX_BURST_SIZE_2_64BIT (1 << 1)
+#define KWGBE_RX_BURST_SIZE_4_64BIT (1 << 2)
+#define KWGBE_RX_BURST_SIZE_8_64BIT ((1 << 2) | (1 << 1))
+#define KWGBE_RX_BURST_SIZE_16_64BIT (1 << 3)
+#define KWGBE_BLM_RX_NO_SWAP (1 << 4)
+#define KWGBE_BLM_RX_BYTE_SWAP 0
+#define KWGBE_BLM_TX_NO_SWAP (1 << 5)
+#define KWGBE_BLM_TX_BYTE_SWAP 0
+#define KWGBE_DESCRIPTORS_BYTE_SWAP (1 << 6)
+#define KWGBE_DESCRIPTORS_NO_SWAP 0
+#define KWGBE_TX_BURST_SIZE_1_64BIT 0
+#define KWGBE_TX_BURST_SIZE_2_64BIT (1 << 22)
+#define KWGBE_TX_BURST_SIZE_4_64BIT (1 << 23)
+#define KWGBE_TX_BURST_SIZE_8_64BIT ((1 << 23) | (1 << 22))
+#define KWGBE_TX_BURST_SIZE_16_64BIT (1 << 24)
+
+/* These macros describes the Port serial control reg (PSCR) bits */
+#define KWGBE_SERIAL_PORT_DIS 0
+#define KWGBE_SERIAL_PORT_EN 1
+#define KWGBE_FORCE_LINK_PASS (1 << 1)
+#define KWGBE_DO_NOT_FORCE_LINK_PASS 0
+#define KWGBE_EN_AUTO_NEG_FOR_DUPLX 0
+#define KWGBE_DIS_AUTO_NEG_FOR_DUPLX (1 << 2)
+#define KWGBE_EN_AUTO_NEG_FOR_FLOW_CTRL 0
+#define KWGBE_DIS_AUTO_NEG_FOR_FLOW_CTRL (1 << 3)
+#define KWGBE_ADV_NO_FLOW_CTRL 0
+#define KWGBE_ADV_SYMMETRIC_FLOW_CTRL (1 << 4)
+#define KWGBE_FORCE_FC_MODE_NO_PAUSE_DIS_TX 0
+#define KWGBE_FORCE_FC_MODE_TX_PAUSE_DIS (1 << 5)
+#define KWGBE_FORCE_BP_MODE_NO_JAM 0
+#define KWGBE_FORCE_BP_MODE_JAM_TX (1 << 7)
+#define KWGBE_FORCE_BP_MODE_JAM_TX_ON_RX_ERR (1 << 8)
+#define KWGBE_FORCE_LINK_FAIL 0
+#define KWGBE_DO_NOT_FORCE_LINK_FAIL (1 << 10)
+#define KWGBE_DIS_AUTO_NEG_SPEED_GMII (1 << 13)
+#define KWGBE_EN_AUTO_NEG_SPEED_GMII 0
+#define KWGBE_DTE_ADV_0 0
+#define KWGBE_DTE_ADV_1 (1 << 14)
+#define KWGBE_MIIPHY_MAC_MODE 0
+#define KWGBE_MIIPHY_PHY_MODE (1 << 15)
+#define KWGBE_AUTO_NEG_NO_CHANGE 0
+#define KWGBE_RESTART_AUTO_NEG (1 << 16)
+#define KWGBE_MAX_RX_PACKET_1518BYTE 0
+#define KWGBE_MAX_RX_PACKET_1522BYTE (1 << 17)
+#define KWGBE_MAX_RX_PACKET_1552BYTE (1 << 18)
+#define KWGBE_MAX_RX_PACKET_9022BYTE ((1 << 18) | (1 << 17))
+#define KWGBE_MAX_RX_PACKET_9192BYTE (1 << 19)
+#define KWGBE_MAX_RX_PACKET_9700BYTE ((1 << 19) | (1 << 17))
+#define KWGBE_SET_EXT_LOOPBACK (1 << 20)
+#define KWGBE_CLR_EXT_LOOPBACK 0
+#define KWGBE_SET_FULL_DUPLEX_MODE (1 << 21)
+#define KWGBE_SET_HALF_DUPLEX_MODE 0
+#define KWGBE_EN_FLOW_CTRL_TX_RX_IN_FULL_DUPLEX (1 << 22)
+#define KWGBE_DIS_FLOW_CTRL_TX_RX_IN_FULL_DUPLEX 0
+#define KWGBE_SET_GMII_SPEED_TO_10_100 0
+#define KWGBE_SET_GMII_SPEED_TO_1000 (1 << 23)
+#define KWGBE_SET_MII_SPEED_TO_10 0
+#define KWGBE_SET_MII_SPEED_TO_100 (1 << 24)
+
+/* SMI register fields */
+#define KWGBE_PHY_SMI_TIMEOUT 10000
+#define KWGBE_PHY_SMI_DATA_OFFS 0 /* Data */
+#define KWGBE_PHY_SMI_DATA_MASK (0xffff << KWGBE_PHY_SMI_DATA_OFFS)
+#define KWGBE_PHY_SMI_DEV_ADDR_OFFS 16 /* PHY device address */
+#define KWGBE_PHY_SMI_DEV_ADDR_MASK (PHYADR_MASK << KWGBE_PHY_SMI_DEV_ADDR_OFFS)
+#define KWGBE_SMI_REG_ADDR_OFFS 21 /* PHY device reg addr */
+#define KWGBE_SMI_REG_ADDR_MASK (PHYADR_MASK << KWGBE_SMI_REG_ADDR_OFFS)
+#define KWGBE_PHY_SMI_OPCODE_OFFS 26 /* Write/Read opcode */
+#define KWGBE_PHY_SMI_OPCODE_MASK (3 << KWGBE_PHY_SMI_OPCODE_OFFS)
+#define KWGBE_PHY_SMI_OPCODE_WRITE (0 << KWGBE_PHY_SMI_OPCODE_OFFS)
+#define KWGBE_PHY_SMI_OPCODE_READ (1 << KWGBE_PHY_SMI_OPCODE_OFFS)
+#define KWGBE_PHY_SMI_READ_VALID_MASK (1 << 27) /* Read Valid */
+#define KWGBE_PHY_SMI_BUSY_MASK (1 << 28) /* Busy */
+
+/* SDMA command status fields macros */
+/* Tx & Rx descriptors status */
+#define KWGBE_ERROR_SUMMARY 1
+/* Tx & Rx descriptors command */
+#define KWGBE_BUFFER_OWNED_BY_DMA (1 << 31)
+/* Tx descriptors status */
+#define KWGBE_LC_ERROR 0
+#define KWGBE_UR_ERROR (1 << 1)
+#define KWGBE_RL_ERROR (1 << 2)
+#define KWGBE_LLC_SNAP_FORMAT (1 << 9)
+
+/* Rx descriptors status */
+#define KWGBE_CRC_ERROR 0
+#define KWGBE_OVERRUN_ERROR (1 << 1)
+#define KWGBE_MAX_FRAME_LENGTH_ERROR (1 << 2)
+#define KWGBE_RESOURCE_ERROR ((1 << 2) | (1 << 1))
+#define KWGBE_VLAN_TAGGED (1 << 19)
+#define KWGBE_BPDU_FRAME (1 << 20)
+#define KWGBE_TCP_FRAME_OVER_IP_V_4 0
+#define KWGBE_UDP_FRAME_OVER_IP_V_4 (1 << 21)
+#define KWGBE_OTHER_FRAME_TYPE (1 << 22)
+#define KWGBE_LAYER_2_IS_KWGBE_V_2 (1 << 23)
+#define KWGBE_FRAME_TYPE_IP_V_4 (1 << 24)
+#define KWGBE_FRAME_HEADER_OK (1 << 25)
+#define KWGBE_RX_LAST_DESC (1 << 26)
+#define KWGBE_RX_FIRST_DESC (1 << 27)
+#define KWGBE_UNKNOWN_DESTINATION_ADDR (1 << 28)
+#define KWGBE_RX_EN_INTERRUPT (1 << 29)
+#define KWGBE_LAYER_4_CHECKSUM_OK (1 << 30)
+
+/* Rx descriptors byte count */
+#define KWGBE_FRAME_FRAGMENTED (1 << 2)
+
+/* Tx descriptors command */
+#define KWGBE_LAYER_4_CHECKSUM_FIRST_DESC (1 << 10)
+#define KWGBE_FRAME_SET_TO_VLAN (1 << 15)
+#define KWGBE_TCP_FRAME 0
+#define KWGBE_UDP_FRAME (1 << 16)
+#define KWGBE_GEN_TCP_UDP_CHECKSUM (1 << 17)
+#define KWGBE_GEN_IP_V_4_CHECKSUM (1 << 18)
+#define KWGBE_ZERO_PADDING (1 << 19)
+#define KWGBE_TX_LAST_DESC (1 << 20)
+#define KWGBE_TX_FIRST_DESC (1 << 21)
+#define KWGBE_GEN_CRC (1 << 22)
+#define KWGBE_TX_EN_INTERRUPT (1 << 23)
+#define KWGBE_AUTO_MODE (1 << 30)
+
+/* Address decode parameters */
+/* Ethernet Base Address Register bits */
+#define EBAR_TARGET_DRAM 0x00000000
+#define EBAR_TARGET_DEVICE 0x00000001
+#define EBAR_TARGET_CBS 0x00000002
+#define EBAR_TARGET_PCI0 0x00000003
+#define EBAR_TARGET_PCI1 0x00000004
+#define EBAR_TARGET_CUNIT 0x00000005
+#define EBAR_TARGET_AUNIT 0x00000006
+#define EBAR_TARGET_GUNIT 0x00000007
+
+/* Window attrib */
+#define EBAR_DRAM_CS0 0x00000E00
+#define EBAR_DRAM_CS1 0x00000D00
+#define EBAR_DRAM_CS2 0x00000B00
+#define EBAR_DRAM_CS3 0x00000700
+
+/* DRAM Target interface */
+#define EBAR_DRAM_NO_CACHE_COHERENCY 0x00000000
+#define EBAR_DRAM_CACHE_COHERENCY_WT 0x00001000
+#define EBAR_DRAM_CACHE_COHERENCY_WB 0x00002000
+
+/* Device Bus Target interface */
+#define EBAR_DEVICE_DEVCS0 0x00001E00
+#define EBAR_DEVICE_DEVCS1 0x00001D00
+#define EBAR_DEVICE_DEVCS2 0x00001B00
+#define EBAR_DEVICE_DEVCS3 0x00001700
+#define EBAR_DEVICE_BOOTCS3 0x00000F00
+
+/* PCI Target interface */
+#define EBAR_PCI_BYTE_SWAP 0x00000000
+#define EBAR_PCI_NO_SWAP 0x00000100
+#define EBAR_PCI_BYTE_WORD_SWAP 0x00000200
+#define EBAR_PCI_WORD_SWAP 0x00000300
+#define EBAR_PCI_NO_SNOOP_NOT_ASSERT 0x00000000
+#define EBAR_PCI_NO_SNOOP_ASSERT 0x00000400
+#define EBAR_PCI_IO_SPACE 0x00000000
+#define EBAR_PCI_MEMORY_SPACE 0x00000800
+#define EBAR_PCI_REQ64_FORCE 0x00000000
+#define EBAR_PCI_REQ64_SIZE 0x00001000
+
+/* Window access control */
+#define EWIN_ACCESS_NOT_ALLOWED 0
+#define EWIN_ACCESS_READ_ONLY 1
+#define EWIN_ACCESS_FULL ((1 << 1) | 1)
+
+/* structures represents Controller registers */
+struct kwgbe_barsz {
+ u32 bar;
+ u32 size;
+};
+
+struct kwgbe_rxcdp {
+ struct kwgbe_rxdesc *rxcdp;
+ u32 rxcdp_pad[3];
+};
+
+struct kwgbe_tqx {
+ u32 qxttbc;
+ u32 tqxtbc;
+ u32 tqxac;
+ u32 tqxpad;
+};
+
+struct kwgbe_registers {
+ u32 phyadr;
+ u32 smi;
+ u32 euda;
+ u32 eudid;
+ u8 pad1[0x080 - 0x00c - 4];
+ u32 euic;
+ u32 euim;
+ u8 pad2[0x094 - 0x084 - 4];
+ u32 euea;
+ u32 euiae;
+ u8 pad3[0x0b0 - 0x098 - 4];
+ u32 euc;
+ u8 pad3a[0x200 - 0x0b0 - 4];
+ struct kwgbe_barsz barsz[6];
+ u8 pad4[0x280 - 0x22c - 4];
+ u32 ha_remap[4];
+ u32 bare;
+ u32 epap;
+ u8 pad5[0x400 - 0x294 - 4];
+ u32 pxc;
+ u32 pxcx;
+ u32 mii_ser_params;
+ u8 pad6[0x410 - 0x408 - 4];
+ u32 evlane;
+ u32 macal;
+ u32 macah;
+ u32 sdc;
+ u32 dscp[7];
+ u32 psc0;
+ u32 vpt2p;
+ u32 ps0;
+ u32 tqc;
+ u32 psc1;
+ u32 ps1;
+ u32 mrvl_header;
+ u8 pad7[0x460 - 0x454 - 4];
+ u32 ic;
+ u32 ice;
+ u32 pim;
+ u32 peim;
+ u8 pad8[0x474 - 0x46c - 4];
+ u32 pxtfut;
+ u32 pad9;
+ u32 pxmfs;
+ u32 pad10;
+ u32 pxdfc;
+ u32 pxofc;
+ u8 pad11[0x494 - 0x488 - 4];
+ u32 peuiae;
+ u8 pad12[0x4bc - 0x494 - 4];
+ u32 eth_type_prio;
+ u8 pad13[0x4dc - 0x4bc - 4];
+ u32 tqfpc;
+ u32 pttbrc;
+ u32 tqc1;
+ u32 pmtu;
+ u32 pmtbs;
+ u8 pad14[0x60c - 0x4ec - 4];
+ struct kwgbe_rxcdp rxcdp[7];
+ u32 rxcdp7;
+ u32 rqc;
+ struct kwgbe_txdesc *tcsdp;
+ u8 pad15[0x6c0 - 0x684 - 4];
+ struct kwgbe_txdesc *tcqdp[8];
+ u8 pad16[0x700 - 0x6dc - 4];
+ struct kwgbe_tqx tqx[8];
+ u32 pttbc;
+ u8 pad17[0x7a8 - 0x780 - 4];
+ u32 tqxipg0;
+ u32 pad18[3];
+ u32 tqxipg1;
+ u8 pad19[0x7c0 - 0x7b8 - 4];
+ u32 hitkninlopkt;
+ u32 hitkninasyncpkt;
+ u32 lotkninasyncpkt;
+ u32 pad20;
+ u32 ts;
+ u8 pad21[0x3000 - 0x27d0 - 4];
+ u32 pad20_1[32]; /* mib counter registes */
+ u8 pad22[0x3400 - 0x3000 - sizeof(u32) * 32];
+ u32 dfsmt[64];
+ u32 dfomt[64];
+ u32 dfut[4];
+ u8 pad23[0xe20c0 - 0x7360c - 4];
+ u32 pmbus_top_arbiter;
+};
+
+/* structures/enums needed by driver */
+enum kwgbe_adrwin {
+ KWGBE_WIN0,
+ KWGBE_WIN1,
+ KWGBE_WIN2,
+ KWGBE_WIN3,
+ KWGBE_WIN4,
+ KWGBE_WIN5
+};
+
+enum kwgbe_target {
+ KWGBE_TARGET_DRAM,
+ KWGBE_TARGET_DEV,
+ KWGBE_TARGET_CBS,
+ KWGBE_TARGET_PCI0,
+ KWGBE_TARGET_PCI1
+};
+
+struct kwgbe_winparam {
+ enum kwgbe_adrwin win; /* Window number */
+ enum kwgbe_target target; /* System targets */
+ u16 attrib; /* BAR attrib. See above macros */
+ u32 base_addr; /* Window base address in u32 form */
+ u32 high_addr; /* Window high address in u32 form */
+ u32 size; /* Size in MBytes. Must be % 64Kbyte. */
+ int enable; /* Enable/disable access to the window. */
+ u16 access_ctrl; /*Access ctrl register. see above macros */
+};
+
+struct kwgbe_rxdesc {
+ u32 cmd_sts; /* Descriptor command status */
+ u16 buf_size; /* Buffer size */
+ u16 byte_cnt; /* Descriptor buffer byte count */
+ u8 *buf_ptr; /* Descriptor buffer pointer */
+ struct kwgbe_rxdesc *nxtdesc_p; /* Next descriptor pointer */
+};
+
+struct kwgbe_txdesc {
+ u32 cmd_sts; /* Descriptor command status */
+ u16 l4i_chk; /* CPU provided TCP Checksum */
+ u16 byte_cnt; /* Descriptor buffer byte count */
+ u8 *buf_ptr; /* Descriptor buffer ptr */
+ struct kwgbe_txdesc *nxtdesc_p; /* Next descriptor ptr */
+};
+
+/* port device data struct */
+struct kwgbe_device {
+ struct eth_device dev;
+ struct kwgbe_registers *regs;
+ struct kwgbe_txdesc *p_txdesc;
+ struct kwgbe_rxdesc *p_rxdesc;
+ struct kwgbe_rxdesc *p_rxdesc_curr;
+ u8 *p_rxbuf;
+};
+
+#endif /* __EGIGA_H__ */
diff --git a/drivers/net/mcfmii.c b/drivers/net/mcfmii.c
index 4f1c0a0..4acc29e 100644
--- a/drivers/net/mcfmii.c
+++ b/drivers/net/mcfmii.c
@@ -270,7 +270,7 @@ void __mii_init(void)
if ((status & linkgood) == linkgood)
break;
- udelay(500);
+ udelay(1);
}
if (i >= MCFFEC_TOUT_LOOP) {
printf("Link UP timeout\n");
diff --git a/drivers/net/phy/Makefile b/drivers/net/phy/Makefile
index 4fe3b05..3b92614 100644
--- a/drivers/net/phy/Makefile
+++ b/drivers/net/phy/Makefile
@@ -26,6 +26,7 @@ include $(TOPDIR)/config.mk
LIB := $(obj)libphy.a
COBJS-$(CONFIG_BITBANGMII) += miiphybb.o
+COBJS-$(CONFIG_MV88E61XX_SWITCH) += mv88e61xx.o
COBJS := $(COBJS-y)
SRCS := $(COBJS:.o=.c)
diff --git a/drivers/net/phy/mv88e61xx.c b/drivers/net/phy/mv88e61xx.c
new file mode 100644
index 0000000..ec47286
--- /dev/null
+++ b/drivers/net/phy/mv88e61xx.c
@@ -0,0 +1,413 @@
+/*
+ * (C) Copyright 2009
+ * Marvell Semiconductor <www.marvell.com>
+ * Prafulla Wadaskar <prafulla@marvell.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * 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., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301 USA
+ */
+
+#include <common.h>
+#include <netdev.h>
+#include "mv88e61xx.h"
+
+#ifdef CONFIG_MV88E61XX_MULTICHIP_ADRMODE
+/* Chip Address mode
+ * The Switch support two modes of operation
+ * 1. single chip mode and
+ * 2. Multi-chip mode
+ * Refer section 9.2 &9.3 in chip datasheet-02 for more details
+ *
+ * By default single chip mode is configured
+ * multichip mode operation can be configured in board header
+ */
+static int mv88e61xx_busychk_multic(u32 devaddr)
+{
+ u32 reg = 0;
+ u32 timeout = MV88E61XX_PHY_TIMEOUT;
+
+ /* Poll till SMIBusy bit is clear */
+ do {
+ miiphy_read(name, devaddr, 0x0, &reg);
+ if (timeout-- == 0) {
+ printf("SMI busy timeout\n");
+ return -1;
+ }
+ } while (reg & (1 << 15));
+ return 0;
+}
+
+static void mv88e61xx_wr_phy(char *name, u32 phy_adr, u32 reg_ofs, u16 data)
+{
+ u16 reg;
+ u32 mii_dev_addr;
+
+ /* command to read PHY dev address */
+ if (!miiphy_read(name, 0xEE, 0xEE, &mii_dev_addr)) {
+ printf("Error..could not read PHY dev address\n");
+ return;
+ }
+ mv88e61xx_busychk_multic(mii_dev_addr);
+ /* Write data to Switch indirect data register */
+ miiphy_write(name, mii_dev_addr, 0x1, data);
+ /* Write command to Switch indirect command register (write) */
+ miiphy_write(name, mii_dev_addr, 0x0,
+ reg_ofs | (phy_adr << 5) | (1 << 10) | (1 << 12) | (1 <<
+ 15));
+}
+
+static void mv88e61xx_rd_phy(char *name, u32 phy_adr, u32 reg_ofs, u16 * data)
+{
+ u16 reg;
+ u32 mii_dev_addr;
+
+ /* command to read PHY dev address */
+ if (!miiphy_read(name, 0xEE, 0xEE, &mii_dev_addr)) {
+ printf("Error..could not read PHY dev address\n");
+ return;
+ }
+ mv88e61xx_busychk_multic(mii_dev_addr);
+ /* Write command to Switch indirect command register (read) */
+ miiphy_write(name, mii_dev_addr, 0x0,
+ reg_ofs | (phy_adr << 5) | (1 << 10) | (1 << 12) | (1 <<
+ 15));
+ mv88e61xx_busychk_multic(mii_dev_addr);
+ /* Read data from Switch indirect data register */
+ miiphy_read(name, mii_dev_addr, 0x1, (u16 *) & data);
+}
+#endif /* CONFIG_MV88E61XX_MULTICHIP_ADRMODE */
+
+static void mv88e61xx_port_vlan_config(struct mv88e61xx_config *swconfig,
+ u32 max_prtnum, u32 ports_ofs)
+{
+ u32 prt;
+ u16 reg;
+ char *name = swconfig->name;
+ u32 cpu_port = swconfig->cpuport;
+ u32 port_mask = swconfig->ports_enabled;
+ enum mv88e61xx_cfg_vlan vlancfg = swconfig->vlancfg;
+
+ /* be sure all ports are disabled */
+ for (prt = 0; prt < max_prtnum; prt++) {
+ RD_PHY(name, ports_ofs + prt, MV88E61XX_PRT_CTRL_REG, &reg);
+ reg &= ~0x3;
+ WR_PHY(name, ports_ofs + prt, MV88E61XX_PRT_CTRL_REG, reg);
+
+ if (!(cpu_port & (1 << prt)))
+ continue;
+ /* Set CPU port VID to 0x1 */
+ RD_PHY(name, (ports_ofs + prt), MV88E61XX_PRT_VID_REG, &reg);
+ reg &= ~0xfff;
+ reg |= 0x1;
+ WR_PHY(name, (ports_ofs + prt), MV88E61XX_PRT_VID_REG, reg);
+ }
+
+ /* Setting Port default priority for all ports to zero */
+ for (prt = 0; prt < max_prtnum; prt++) {
+ RD_PHY(name, ports_ofs + prt, MV88E61XX_PRT_VID_REG, &reg);
+ reg &= ~0xc000;
+ WR_PHY(name, ports_ofs + prt, MV88E61XX_PRT_VID_REG, reg);
+ }
+ /* Setting VID and VID map for all ports except CPU port */
+ for (prt = 0; prt < max_prtnum; prt++) {
+ /* only for enabled ports */
+ if ((1 << prt) & port_mask) {
+ /* skip CPU port */
+ if ((1 << prt) & cpu_port) {
+ /*
+ * Set Vlan map table for cpu_port to see
+ * all ports
+ */
+ RD_PHY(name, (ports_ofs + prt),
+ MV88E61XX_PRT_VMAP_REG, &reg);
+ reg &= ~((1 << max_prtnum) - 1);
+ reg |= port_mask & ~(1 << prt);
+ WR_PHY(name, (ports_ofs + prt),
+ MV88E61XX_PRT_VMAP_REG, reg);
+ } else {
+
+ /*
+ * set Ports VLAN Mapping.
+ * port prt <--> cpu_port VLAN #prt+1.
+ */
+ RD_PHY(name, ports_ofs + prt,
+ MV88E61XX_PRT_VID_REG, &reg);
+ reg &= ~0x0fff;
+ reg |= (prt + 1);
+ WR_PHY(name, ports_ofs + prt,
+ MV88E61XX_PRT_VID_REG, reg);
+
+ RD_PHY(name, ports_ofs + prt,
+ MV88E61XX_PRT_VMAP_REG, &reg);
+ if (vlancfg == MV88E61XX_VLANCFG_DEFAULT) {
+ /*
+ * all any port can send frames to all other ports
+ * ref: sec 3.2.1.1 of datasheet
+ */
+ reg |= 0x03f;
+ reg &= ~(1 << prt);
+ } else if (vlancfg == MV88E61XX_VLANCFG_ROUTER) {
+ /*
+ * all other ports can send frames to CPU port only
+ * ref: sec 3.2.1.2 of datasheet
+ */
+ reg &= ~((1 << max_prtnum) - 1);
+ reg |= cpu_port;
+ }
+ WR_PHY(name, ports_ofs + prt,
+ MV88E61XX_PRT_VMAP_REG, reg);
+ }
+ }
+ }
+
+ /*
+ * enable only appropriate ports to forwarding mode
+ * and disable the others
+ */
+ for (prt = 0; prt < max_prtnum; prt++) {
+ if ((1 << prt) & port_mask) {
+ RD_PHY(name, ports_ofs + prt,
+ MV88E61XX_PRT_CTRL_REG, &reg);
+ reg |= 0x3;
+ WR_PHY(name, ports_ofs + prt,
+ MV88E61XX_PRT_CTRL_REG, reg);
+ } else {
+ /* Disable port */
+ RD_PHY(name, ports_ofs + prt,
+ MV88E61XX_PRT_CTRL_REG, &reg);
+ reg &= ~0x3;
+ WR_PHY(name, ports_ofs + prt,
+ MV88E61XX_PRT_CTRL_REG, reg);
+ }
+ }
+}
+
+/*
+ * Make sure SMIBusy bit cleared before another
+ * SMI operation can take place
+ */
+static int mv88e61xx_busychk(char *name)
+{
+ u32 reg = 0;
+ u32 timeout = MV88E61XX_PHY_TIMEOUT;
+ do {
+ RD_PHY(name, MV88E61XX_GLB2REG_DEVADR,
+ MV88E61XX_PHY_CMD, (u16 *) & reg);
+ if (timeout-- == 0) {
+ printf("SMI busy timeout\n");
+ return -1;
+ }
+ } while (reg & 1 << 28); /* busy mask */
+ return 0;
+}
+
+/*
+ * Power up the specified port and reset PHY
+ */
+static int mv88361xx_powerup(struct mv88e61xx_config *swconfig, u32 prt)
+{
+ char *name = swconfig->name;
+
+ /* Write Copper Specific control reg1 (0x14) for-
+ * Enable Phy power up
+ * Energy Detect on (sense&Xmit NLP Periodically
+ * reset other settings default
+ */
+ WR_PHY(name, MV88E61XX_GLB2REG_DEVADR, MV88E61XX_PHY_DATA, 0x3360);
+ WR_PHY(name, MV88E61XX_GLB2REG_DEVADR,
+ MV88E61XX_PHY_CMD, (0x9410 | (prt << 5)));
+
+ if (mv88e61xx_busychk(name))
+ return -1;
+
+ /* Write PHY ctrl reg (0x0) to apply
+ * Phy reset (set bit 15 low)
+ * reset other default values
+ */
+ WR_PHY(name, MV88E61XX_GLB2REG_DEVADR, MV88E61XX_PHY_DATA, 0x1140);
+ WR_PHY(name, MV88E61XX_GLB2REG_DEVADR,
+ MV88E61XX_PHY_CMD, (0x9400 | (prt << 5)));
+
+ if (mv88e61xx_busychk(name))
+ return -1;
+
+ return 0;
+}
+
+/*
+ * Default Setup for LED[0]_Control (ref: Table 46 Datasheet-3)
+ * is set to "On-1000Mb/s Link, Off Else"
+ * This function sets it to "On-Link, Blink-Activity, Off-NoLink"
+ *
+ * This is optional settings may be needed on some boards
+ * to setup PHY LEDs default configuration to detect 10/100/1000Mb/s
+ * Link status
+ */
+static int mv88361xx_led_init(struct mv88e61xx_config *swconfig, u32 prt)
+{
+ char *name = swconfig->name;
+ u16 reg;
+
+ if (swconfig->led_init != MV88E61XX_LED_INIT_EN)
+ return 0;
+
+ /* set page address to 3 */
+ reg = 3;
+ WR_PHY(name, MV88E61XX_GLB2REG_DEVADR, MV88E61XX_PHY_DATA, reg);
+ WR_PHY(name, MV88E61XX_GLB2REG_DEVADR,
+ MV88E61XX_PHY_CMD, (1 << MV88E61XX_BUSY_OFST |
+ 1 << MV88E61XX_MODE_OFST |
+ 1 << MV88E61XX_OP_OFST |
+ prt << MV88E61XX_ADDR_OFST | 22));
+
+ if (mv88e61xx_busychk(name))
+ return -1;
+
+ /* set LED Func Ctrl reg */
+ reg = 1; /* LED[0] On-Link, Blink-Activity, Off-NoLink */
+ WR_PHY(name, MV88E61XX_GLB2REG_DEVADR, MV88E61XX_PHY_DATA, reg);
+ WR_PHY(name, MV88E61XX_GLB2REG_DEVADR,
+ MV88E61XX_PHY_CMD, (1 << MV88E61XX_BUSY_OFST |
+ 1 << MV88E61XX_MODE_OFST |
+ 1 << MV88E61XX_OP_OFST |
+ prt << MV88E61XX_ADDR_OFST | 16));
+
+ if (mv88e61xx_busychk(name))
+ return -1;
+
+ /* set page address to 0 */
+ reg = 0;
+ WR_PHY(name, MV88E61XX_GLB2REG_DEVADR, MV88E61XX_PHY_DATA, reg);
+ WR_PHY(name, MV88E61XX_GLB2REG_DEVADR,
+ MV88E61XX_PHY_CMD, (1 << MV88E61XX_BUSY_OFST |
+ 1 << MV88E61XX_MODE_OFST |
+ 1 << MV88E61XX_OP_OFST |
+ prt << MV88E61XX_ADDR_OFST | 22));
+
+ if (mv88e61xx_busychk(name))
+ return -1;
+
+ return 0;
+}
+
+/*
+ * Reverse Transmit polarity for Media Dependent Interface
+ * Pins (MDIP) bits in Copper Specific Control Register 3
+ * (Page 0, Reg 20 for each phy (except cpu port)
+ * Reference: Section 1.1 Switch datasheet-3
+ *
+ * This is optional settings may be needed on some boards
+ * for PHY<->magnetics h/w tuning
+ */
+static int mv88361xx_reverse_mdipn(struct mv88e61xx_config *swconfig, u32 prt)
+{
+ char *name = swconfig->name;
+ u16 reg;
+
+ if (swconfig->mdip != MV88E61XX_MDIP_REVERSE)
+ return 0;
+
+ reg = 0x0f; /*Reverse MDIP/N[3:0] bits */
+ WR_PHY(name, MV88E61XX_GLB2REG_DEVADR, MV88E61XX_PHY_DATA, reg);
+ WR_PHY(name, MV88E61XX_GLB2REG_DEVADR,
+ MV88E61XX_PHY_CMD, (1 << MV88E61XX_BUSY_OFST |
+ 1 << MV88E61XX_MODE_OFST |
+ 1 << MV88E61XX_OP_OFST |
+ prt << MV88E61XX_ADDR_OFST | 20));
+
+ if (mv88e61xx_busychk(name))
+ return -1;
+
+ return 0;
+}
+
+/*
+ * Marvell 88E61XX Switch initialization
+ */
+int mv88e61xx_switch_initialize(struct mv88e61xx_config *swconfig)
+{
+ u32 prt;
+ u16 reg;
+ char *idstr;
+ char *name = swconfig->name;
+
+ if (miiphy_set_current_dev(name)) {
+ printf("%s failed\n", __FUNCTION__);
+ return -1;
+ }
+
+ if (!(swconfig->cpuport & ((1 << 4) | (1 << 5)))) {
+ swconfig->cpuport = (1 << 5);
+ printf("Invalid cpu port config, using default port5\n");
+ }
+
+ RD_PHY(name, MV88E61XX_PRT_OFST, PHY_PHYIDR2, &reg);
+ reg &= 0xfff0;
+ if (reg == 0x1610)
+ idstr = "88E6161";
+ if (reg == 0x1650)
+ idstr = "88E6165";
+ if (reg == 0x1210) {
+ idstr = "88E6123";
+ /* ports 2,3,4 not available */
+ swconfig->ports_enabled &= 0x023;
+ }
+
+ /* Port based VLANs configuration */
+ if ((swconfig->vlancfg == MV88E61XX_VLANCFG_DEFAULT)
+ || (swconfig->vlancfg == MV88E61XX_VLANCFG_ROUTER))
+ mv88e61xx_port_vlan_config(swconfig, MV88E61XX_MAX_PORTS_NUM,
+ MV88E61XX_PRT_OFST);
+ else {
+ printf("Unsupported mode %s failed\n", __FUNCTION__);
+ return -1;
+ }
+
+ if (swconfig->rgmii_delay == MV88E61XX_RGMII_DELAY_EN) {
+ /*
+ * Enable RGMII delay on Tx and Rx for CPU port
+ * Ref: sec 9.5 of chip datasheet-02
+ */
+ WR_PHY(name, MV88E61XX_PRT_OFST + 5,
+ MV88E61XX_RGMII_TIMECTRL_REG, 0x18);
+ WR_PHY(name, MV88E61XX_PRT_OFST + 4,
+ MV88E61XX_RGMII_TIMECTRL_REG, 0xc1e7);
+ }
+
+ for (prt = 0; prt < MV88E61XX_MAX_PORTS_NUM; prt++) {
+ if (!((1 << prt) & swconfig->cpuport)) {
+
+ if (mv88361xx_led_init(swconfig, prt))
+ return -1;
+ if (mv88361xx_reverse_mdipn(swconfig, prt))
+ return -1;
+ if (mv88361xx_powerup(swconfig, prt))
+ return -1;
+ }
+
+ /*Program port state */
+ RD_PHY(name, MV88E61XX_PRT_OFST + prt,
+ MV88E61XX_PRT_CTRL_REG, &reg);
+ WR_PHY(name, MV88E61XX_PRT_OFST + prt,
+ MV88E61XX_PRT_CTRL_REG,
+ reg | (swconfig->portstate & 0x03));
+ }
+
+ printf("%s Initialized on %s\n", idstr, name);
+ return 0;
+}
diff --git a/drivers/net/phy/mv88e61xx.h b/drivers/net/phy/mv88e61xx.h
new file mode 100644
index 0000000..4279464
--- /dev/null
+++ b/drivers/net/phy/mv88e61xx.h
@@ -0,0 +1,62 @@
+/*
+ * (C) Copyright 2009
+ * Marvell Semiconductor <www.marvell.com>
+ * Prafulla Wadaskar <prafulla@marvell.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * 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., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301 USA
+ */
+
+#ifndef _MV88E61XX_H
+#define _MV88E61XX_H
+
+#include <miiphy.h>
+
+#define MV88E61XX_CPU_PORT 0x5
+#define MV88E61XX_MAX_PORTS_NUM 0x6
+
+#define MV88E61XX_PHY_TIMEOUT 100000
+
+#define MV88E61XX_PRT_STS_REG 0x1
+#define MV88E61XX_PRT_CTRL_REG 0x4
+#define MV88E61XX_PRT_VMAP_REG 0x6
+#define MV88E61XX_PRT_VID_REG 0x7
+
+#define MV88E61XX_PRT_OFST 0x10
+#define MV88E61XX_PHY_CMD 0x18
+#define MV88E61XX_PHY_DATA 0x19
+#define MV88E61XX_RGMII_TIMECTRL_REG 0x1A
+#define MV88E61XX_GLB2REG_DEVADR 0x1C
+
+#define MV88E61XX_BUSY_OFST 15
+#define MV88E61XX_MODE_OFST 12
+#define MV88E61XX_OP_OFST 10
+#define MV88E61XX_ADDR_OFST 5
+
+#ifdef CONFIG_MV88E61XX_MULTICHIP_ADRMODE
+static int mv88e61xx_busychk_multic(u32 devaddr);
+static void mv88e61xx_wr_phy(char *name, u32 phy_adr, u32 reg_ofs, u16 data);
+static void mv88e61xx_rd_phy(char *name, u32 phy_adr, u32 reg_ofs, u16 * data);
+#define WR_PHY mv88e61xx_wr_phy
+#define RD_PHY mv88e61xx_rd_phy
+#else
+#define WR_PHY miiphy_write
+#define RD_PHY miiphy_read
+#endif /* CONFIG_MV88E61XX_MULTICHIP_ADRMODE */
+
+#endif /* _MV88E61XX_H */
diff --git a/drivers/net/tsec.c b/drivers/net/tsec.c
index 399116f..63fc02e 100644
--- a/drivers/net/tsec.c
+++ b/drivers/net/tsec.c
@@ -468,6 +468,18 @@ uint mii_parse_link(uint mii_reg, struct tsec_private *priv)
}
/*
+ * "Ethernet@Wirespeed" needs to be enabled to achieve link in certain
+ * circumstances. eg a gigabit TSEC connected to a gigabit switch with
+ * a 4-wire ethernet cable. Both ends advertise gigabit, but can't
+ * link. "Ethernet@Wirespeed" reduces advertised speed until link
+ * can be achieved.
+ */
+uint mii_BCM54xx_wirespeed(uint mii_reg, struct tsec_private *priv)
+{
+ return (read_phy_reg(priv, mii_reg) & 0x8FFF) | 0x8010;
+}
+
+/*
* Parse the BCM54xx status register for speed and duplex information.
* The linux sungem_phy has this information, but in a table format.
*/
@@ -1070,6 +1082,34 @@ struct phy_info phy_info_BCM5464S = {
},
};
+struct phy_info phy_info_BCM5482S = {
+ 0x0143bcb,
+ "Broadcom BCM5482S",
+ 4,
+ (struct phy_cmd[]) { /* config */
+ /* Reset and configure the PHY */
+ {MIIM_CONTROL, MIIM_CONTROL_RESET, NULL},
+ /* Setup read from auxilary control shadow register 7 */
+ {MIIM_BCM54xx_AUXCNTL, MIIM_BCM54xx_AUXCNTL_ENCODE(7), NULL},
+ /* Read Misc Control register and or in Ethernet@Wirespeed */
+ {MIIM_BCM54xx_AUXCNTL, 0, &mii_BCM54xx_wirespeed},
+ {MIIM_CONTROL, MIIM_CONTROL_INIT, &mii_cr_init},
+ {miim_end,}
+ },
+ (struct phy_cmd[]) { /* startup */
+ /* Status is read once to clear old link state */
+ {MIIM_STATUS, miim_read, NULL},
+ /* Auto-negotiate */
+ {MIIM_STATUS, miim_read, &mii_parse_sr},
+ /* Read the status */
+ {MIIM_BCM54xx_AUXSTATUS, miim_read, &mii_parse_BCM54xx_sr},
+ {miim_end,}
+ },
+ (struct phy_cmd[]) { /* shutdown */
+ {miim_end,}
+ },
+};
+
struct phy_info phy_info_M88E1011S = {
0x01410c6,
"Marvell 88E1011S",
@@ -1611,6 +1651,7 @@ struct phy_info *phy_info[] = {
&phy_info_cis8201,
&phy_info_BCM5461S,
&phy_info_BCM5464S,
+ &phy_info_BCM5482S,
&phy_info_M88E1011S,
&phy_info_M88E1111S,
&phy_info_M88E1118,