summaryrefslogtreecommitdiffstats
path: root/drivers/net/netx_eth.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/netx_eth.c')
-rw-r--r--drivers/net/netx_eth.c279
1 files changed, 0 insertions, 279 deletions
diff --git a/drivers/net/netx_eth.c b/drivers/net/netx_eth.c
deleted file mode 100644
index 64e9886d61..0000000000
--- a/drivers/net/netx_eth.c
+++ /dev/null
@@ -1,279 +0,0 @@
-#include <common.h>
-#include <command.h>
-#include <net.h>
-#include <io.h>
-#include <mach/netx-xc.h>
-#include <mach/netx-eth.h>
-#include <mach/netx-regs.h>
-#include <xfuncs.h>
-#include <init.h>
-#include <driver.h>
-#include <linux/phy.h>
-
-#define ETH_MAC_LOCAL_CONFIG 0x1560
-#define ETH_MAC_4321 0x1564
-#define ETH_MAC_65 0x1568
-
-#define MAC_TRAFFIC_CLASS_ARRANGEMENT_SHIFT 16
-#define MAC_TRAFFIC_CLASS_ARRANGEMENT_MASK (0xf<<MAC_TRAFFIC_CLASS_ARRANGEMENT_SHIFT)
-#define MAC_TRAFFIC_CLASS_ARRANGEMENT(x) (((x)<<MAC_TRAFFIC_CLASS_ARRANGEMENT_SHIFT) & MAC_TRAFFIC_CLASS_ARRANGEMENT_MASK)
-
-#define FIFO_PTR_FRAMELEN_SHIFT 0
-#define FIFO_PTR_FRAMELEN_MASK (0x7ff << 0)
-#define FIFO_PTR_FRAMELEN(len) (((len) << 0) & FIFO_PTR_FRAMELEN_MASK)
-#define FIFO_PTR_TIMETRIG (1<<11)
-#define FIFO_PTR_MULTI_REQ
-#define FIFO_PTR_ORIGIN (1<<14)
-#define FIFO_PTR_VLAN (1<<15)
-#define FIFO_PTR_FRAMENO_SHIFT 16
-#define FIFO_PTR_FRAMENO_MASK (0x3f << 16)
-#define FIFO_PTR_FRAMENO(no) ( ((no) << 16) & FIFO_PTR_FRAMENO_MASK)
-#define FIFO_PTR_SEGMENT_SHIFT 22
-#define FIFO_PTR_SEGMENT_MASK (0xf << 22)
-#define FIFO_PTR_SEGMENT(seg) (((seg) & 0xf) << 22)
-#define FIFO_PTR_ERROR_SHIFT 28
-#define FIFO_PTR_ERROR_MASK (0xf << 28)
-
-/* use sram 0 for now */
-#define SRAM_BASE(xcno) (0x8000 * (xcno))
-
-/* XC Fifo Offsets */
-#define EMPTY_PTR_FIFO(xcno) (0 + ((xcno) << 3)) /* Index of the empty pointer FIFO */
-#define IND_FIFO_PORT_HI(xcno) (1 + ((xcno) << 3)) /* Index of the FIFO where received Data packages are indicated by XC */
-#define IND_FIFO_PORT_LO(xcno) (2 + ((xcno) << 3)) /* Index of the FIFO where received Data packages are indicated by XC */
-#define REQ_FIFO_PORT_HI(xcno) (3 + ((xcno) << 3)) /* Index of the FIFO where Data packages have to be indicated by ARM which shall be sent */
-#define REQ_FIFO_PORT_LO(xcno) (4 + ((xcno) << 3)) /* Index of the FIFO where Data packages have to be indicated by ARM which shall be sent */
-#define CON_FIFO_PORT_HI(xcno) (5 + ((xcno) << 3)) /* Index of the FIFO where sent Data packages are confirmed */
-#define CON_FIFO_PORT_LO(xcno) (6 + ((xcno) << 3)) /* Index of the FIFO where sent Data packages are confirmed */
-
-struct netx_eth_priv {
- struct mii_bus miibus;
- int xcno;
-};
-
-static int netx_eth_send (struct eth_device *edev,
- void *packet, int length)
-{
- struct netx_eth_priv *priv = (struct netx_eth_priv *)edev->priv;
- int xcno = priv->xcno;
- unsigned int val;
- int timeout = 500;
- unsigned char *dst = (unsigned char *)(SRAM_BASE(xcno) + 1560);
-
- memcpy(dst, (void *)packet, length);
-
- if( length < 60 ) {
- memset(dst + length, 0, 60 - length);
- length = 60;
- }
-
- PFIFO_REG(PFIFO_BASE(REQ_FIFO_PORT_LO(xcno))) =
- FIFO_PTR_SEGMENT(xcno) |
- FIFO_PTR_FRAMENO(1) |
- FIFO_PTR_FRAMELEN(length);
-
- while (!PFIFO_REG( PFIFO_FILL_LEVEL(CON_FIFO_PORT_LO(xcno))) && timeout) {
- timeout--;
- udelay(100);
- }
-#if 0
- if (!timeout) {
- loadxc(0);
- loadxc(1);
- eth_init(gd->bd);
- return -1;
- }
-#endif
- val = PFIFO_REG( PFIFO_BASE(CON_FIFO_PORT_LO(xcno)) );
- if((val & FIFO_PTR_ERROR_MASK) & 0x8)
- printf("error sending frame: %u\n", val);
-
- return 0;
-}
-
-static int netx_eth_rx (struct eth_device *edev)
-{
- struct netx_eth_priv *priv = (struct netx_eth_priv *)edev->priv;
- int xcno = priv->xcno;
- unsigned int val, frameno, seg, len;
-
- if(!PFIFO_REG( PFIFO_FILL_LEVEL(IND_FIFO_PORT_LO(xcno)))) {
- return 0;
- }
-
- val = PFIFO_REG( PFIFO_BASE(IND_FIFO_PORT_LO(xcno)) );
-
- frameno = (val & FIFO_PTR_FRAMENO_MASK) >> FIFO_PTR_FRAMENO_SHIFT;
- seg = (val & FIFO_PTR_SEGMENT_MASK) >> FIFO_PTR_SEGMENT_SHIFT;
- len = (val & FIFO_PTR_FRAMELEN_MASK) >> FIFO_PTR_FRAMELEN_SHIFT;
-
- /* get data */
- memcpy((void*)NetRxPackets[0], (void *)(SRAM_BASE(seg) + frameno * 1560), len);
- /* pass to barebox */
- net_receive(edev, NetRxPackets[0], len);
-
- PFIFO_REG(PFIFO_BASE(EMPTY_PTR_FIFO(xcno))) =
- FIFO_PTR_SEGMENT(seg) |
- FIFO_PTR_FRAMENO(frameno);
- return 0;
-}
-
-static int netx_miibus_read(struct mii_bus *bus, int phy_addr, int reg)
-{
- int value;
-
- MIIMU_REG = MIIMU_SNRDY | MIIMU_PREAMBLE | MIIMU_PHYADDR(phy_addr) |
- MIIMU_REGADDR(reg) | MIIMU_PHY_NRES;
-
- while(MIIMU_REG & MIIMU_SNRDY);
-
- value = MIIMU_REG >> 16;
-
- debug("%s: addr: 0x%02x reg: 0x%02x val: 0x%04x\n", __func__,
- phy_addr, reg, value);
-
- return value;
-}
-
-static int netx_miibus_write(struct mii_bus *bus, int phy_addr,
- int reg, u16 val)
-{
- debug("%s: addr: 0x%02x reg: 0x%02x val: 0x%04x\n",__func__,
- phy_addr, reg, val);
-
- MIIMU_REG = MIIMU_SNRDY | MIIMU_PREAMBLE | MIIMU_PHYADDR(phy_addr) |
- MIIMU_REGADDR(reg) | MIIMU_PHY_NRES | MIIMU_OPMODE_WRITE |
- MIIMU_DATA(val);
-
- while(MIIMU_REG & MIIMU_SNRDY);
-
- return 0;
-}
-
-static int netx_eth_init_phy(void)
-{
- unsigned int phy_control;
-
- phy_control = PHY_CONTROL_PHY_ADDRESS(0xe) |
- PHY_CONTROL_PHY1_MODE(PHY_MODE_ALL) |
- PHY_CONTROL_PHY1_AUTOMDIX |
- PHY_CONTROL_PHY1_EN |
- PHY_CONTROL_PHY0_MODE(PHY_MODE_ALL) |
- PHY_CONTROL_PHY0_AUTOMDIX |
- PHY_CONTROL_PHY0_EN |
- PHY_CONTROL_CLK_XLATIN;
-
- /* enable asic control */
- SYSTEM_REG(SYSTEM_IOC_ACCESS_KEY) = SYSTEM_REG(SYSTEM_IOC_ACCESS_KEY);
-
- SYSTEM_REG(SYSTEM_PHY_CONTROL) = phy_control | PHY_CONTROL_RESET;
- udelay(100);
-
- /* enable asic control */
- SYSTEM_REG(SYSTEM_IOC_ACCESS_KEY) = SYSTEM_REG(SYSTEM_IOC_ACCESS_KEY);
-
- SYSTEM_REG(SYSTEM_PHY_CONTROL) = phy_control;
-
- return 0;
-}
-
-static int netx_eth_init_dev(struct eth_device *edev)
-{
- struct netx_eth_priv *priv = (struct netx_eth_priv *)edev->priv;
- int xcno = priv->xcno;
- int i;
-
- loadxc(xcno);
-
- /* Fill empty pointer fifo */
- for (i = 2; i <= 18; i++)
- PFIFO_REG( PFIFO_BASE(EMPTY_PTR_FIFO(xcno)) ) = FIFO_PTR_FRAMENO(i) | FIFO_PTR_SEGMENT(xcno);
-
- return 0;
-}
-
-static int netx_eth_open(struct eth_device *edev)
-{
- struct netx_eth_priv *priv = (struct netx_eth_priv *)edev->priv;
-
- return phy_device_connect(edev, &priv->miibus, 0, NULL,
- 0, PHY_INTERFACE_MODE_NA);
-}
-
-static void netx_eth_halt (struct eth_device *edev)
-{
-}
-
-static int netx_eth_get_ethaddr(struct eth_device *edev, unsigned char *adr)
-{
- /* FIXME: get from crypto flash */
- return -1;
-}
-
-static int netx_eth_set_ethaddr(struct eth_device *edev, const unsigned char *adr)
-{
- struct netx_eth_priv *priv = (struct netx_eth_priv *)edev->priv;
- int xcno = priv->xcno;
-
- debug("%s\n", __func__);
-
- /* set MAC address */
- XMAC_REG(xcno, XMAC_RPU_HOLD_PC) = RPU_HOLD_PC;
- XMAC_REG(xcno, XMAC_TPU_HOLD_PC) = TPU_HOLD_PC;
- XPEC_REG(xcno, XPEC_XPU_HOLD_PC) = XPU_HOLD_PC;
- XPEC_REG(xcno, XPEC_RAM_START + ETH_MAC_4321) = adr[0] | adr[1]<<8 | adr[2]<<16 | adr[3]<<24;
- XPEC_REG(xcno, XPEC_RAM_START + ETH_MAC_65) = adr[4] | adr[5]<<8;
- XPEC_REG(xcno, XPEC_RAM_START + ETH_MAC_LOCAL_CONFIG) = MAC_TRAFFIC_CLASS_ARRANGEMENT(8);
- XMAC_REG(xcno, XMAC_RPU_HOLD_PC) = 0;
- XMAC_REG(xcno, XMAC_TPU_HOLD_PC) = 0;
- XPEC_REG(xcno, XPEC_XPU_HOLD_PC) = 0;
-
-#if 0
- for (i = 0; i < 5; i++)
- printf ("%02x:", adr[i]);
- printf ("%02x\n", adr[5]);
-#endif
- return -0;
-}
-
-static int netx_eth_probe(struct device_d *dev)
-{
- struct eth_device *edev;
- struct netx_eth_priv *priv;
- struct netx_eth_platform_data *pdata;
-
- debug("netx_eth_probe()\n");
-
- pdata = dev->platform_data;
-
- edev = xzalloc(sizeof(struct eth_device) + sizeof(struct netx_eth_priv));
- edev->priv = (struct netx_priv *)(edev + 1);
-
- priv = edev->priv;
- priv->xcno = pdata->xcno;
-
- edev->init = netx_eth_init_dev;
- edev->open = netx_eth_open;
- edev->send = netx_eth_send;
- edev->recv = netx_eth_rx;
- edev->halt = netx_eth_halt;
- edev->get_ethaddr = netx_eth_get_ethaddr;
- edev->set_ethaddr = netx_eth_set_ethaddr;
- edev->parent = dev;
-
- priv->miibus.read = netx_miibus_read;
- priv->miibus.write = netx_miibus_write;
- priv->miibus.parent = dev;
-
- netx_eth_init_phy();
- mdiobus_register(&priv->miibus);
- eth_register(edev);
-
- return 0;
-}
-
-static struct driver_d netx_eth_driver = {
- .name = "netx-eth",
- .probe = netx_eth_probe,
-};
-device_platform_driver(netx_eth_driver);