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net: emaclite: Move driver to DM

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Move driver to DM.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Acked-by: Joe Hershberger <joe.hershberger@ni.com>
This commit is contained in:
Michal Simek 2015-12-10 17:15:52 +01:00
parent 4d2749be62
commit d538ee1b54
5 changed files with 92 additions and 111 deletions
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21
board/xilinx/microblaze-generic/microblaze-generic.c
View file

@ -12,7 +12,6 @@
#include <common.h>
#include <config.h>
#include <fdtdec.h>
#include <netdev.h>
#include <asm/processor.h>
#include <asm/microblaze_intc.h>
#include <asm/asm.h>
@ -100,23 +99,3 @@ void board_init(void)
{
gpio_init();
}
int board_eth_init(bd_t *bis)
{
int ret = 0;
#if defined(CONFIG_XILINX_EMACLITE) && defined(XILINX_EMACLITE_BASEADDR)
u32 txpp = 0;
u32 rxpp = 0;
# ifdef CONFIG_XILINX_EMACLITE_TX_PING_PONG
txpp = 1;
# endif
# ifdef CONFIG_XILINX_EMACLITE_RX_PING_PONG
rxpp = 1;
# endif
ret |= xilinx_emaclite_initialize(bis, XILINX_EMACLITE_BASEADDR,
txpp, rxpp);
#endif
return ret;
}

20
board/xilinx/zynq/board.c
View file

@ -8,7 +8,6 @@
#include <fdtdec.h>
#include <fpga.h>
#include <mmc.h>
#include <netdev.h>
#include <zynqpl.h>
#include <asm/arch/hardware.h>
#include <asm/arch/sys_proto.h>
@ -99,25 +98,6 @@ int checkboard(void)
}
#endif
int board_eth_init(bd_t *bis)
{
u32 ret = 0;
#ifdef CONFIG_XILINX_EMACLITE
u32 txpp = 0;
u32 rxpp = 0;
# ifdef CONFIG_XILINX_EMACLITE_TX_PING_PONG
txpp = 1;
# endif
# ifdef CONFIG_XILINX_EMACLITE_RX_PING_PONG
rxpp = 1;
# endif
ret |= xilinx_emaclite_initialize(bis, XILINX_EMACLITE_BASEADDR,
txpp, rxpp);
#endif
return ret;
}
int dram_init(void)
{
#if CONFIG_IS_ENABLED(OF_CONTROL)

1
configs/microblaze-generic_defconfig
View file

@ -10,6 +10,7 @@ CONFIG_CMD_GPIO=y
# CONFIG_CMD_SETEXPR is not set
CONFIG_SPL_OF_CONTROL=y
CONFIG_OF_EMBED=y
CONFIG_DM_ETH=y
CONFIG_PHYLIB=y
CONFIG_SYS_NS16550=y
CONFIG_XILINX_UARTLITE=y

159
drivers/net/xilinx_emaclite.c
View file

@ -10,6 +10,7 @@
#include <common.h>
#include <net.h>
#include <config.h>
#include <dm.h>
#include <console.h>
#include <malloc.h>
#include <asm/io.h>
@ -19,7 +20,7 @@
#include <asm-generic/errno.h>
#include <linux/kernel.h>
#undef DEBUG
DECLARE_GLOBAL_DATA_PTR;
#define ENET_ADDR_LENGTH 6
#define ETH_FCS_LEN 4 /* Octets in the FCS */
@ -146,7 +147,6 @@ static void xemaclite_alignedwrite(void *srcptr, u32 *destptr, u32 bytecount)
*to32ptr++ = alignbuffer;
}
#if defined(CONFIG_MII) || defined(CONFIG_CMD_MII) || defined(CONFIG_PHYLIB)
static int wait_for_bit(const char *func, u32 *reg, const u32 mask,
bool set, unsigned int timeout)
{
@ -231,9 +231,8 @@ static u32 phywrite(struct xemaclite *emaclite, u32 phyaddress, u32 registernum,
return 0;
}
#endif
static void emaclite_halt(struct eth_device *dev)
static void emaclite_halt(struct udevice *dev)
{
debug("eth_halt\n");
}
@ -249,12 +248,11 @@ static void emaclite_halt(struct eth_device *dev)
*/
#define PHY_DETECT_MASK 0x1808
#if defined(CONFIG_MII) || defined(CONFIG_CMD_MII) || defined(CONFIG_PHYLIB)
static int setup_phy(struct eth_device *dev)
static int setup_phy(struct udevice *dev)
{
int i;
u16 phyreg;
struct xemaclite *emaclite = dev->priv;
struct xemaclite *emaclite = dev_get_priv(dev);
struct phy_device *phydev;
u32 supported = SUPPORTED_10baseT_Half |
@ -314,11 +312,11 @@ static int setup_phy(struct eth_device *dev)
/* Do not setup anything */
return 1;
}
#endif
static int emaclite_init(struct eth_device *dev, bd_t *bis)
static int emaclite_init(struct udevice *dev)
{
struct xemaclite *emaclite = dev->priv;
struct xemaclite *emaclite = dev_get_priv(dev);
struct eth_pdata *pdata = dev_get_platdata(dev);
struct emaclite_regs *regs = emaclite->regs;
debug("EmacLite Initialization Started\n");
@ -329,7 +327,7 @@ static int emaclite_init(struct eth_device *dev, bd_t *bis)
/* Restart PING TX */
out_be32(&regs->tx_ping_tsr, 0);
/* Copy MAC address */
xemaclite_alignedwrite(dev->enetaddr, &regs->tx_ping,
xemaclite_alignedwrite(pdata->enetaddr, &regs->tx_ping,
ENET_ADDR_LENGTH);
/* Set the length */
out_be32(&regs->tx_ping_tplr, ENET_ADDR_LENGTH);
@ -343,7 +341,7 @@ static int emaclite_init(struct eth_device *dev, bd_t *bis)
if (emaclite->txpp) {
/* The same operation with PONG TX */
out_be32(&regs->tx_pong_tsr, 0);
xemaclite_alignedwrite(dev->enetaddr, &regs->tx_pong,
xemaclite_alignedwrite(pdata->enetaddr, &regs->tx_pong,
ENET_ADDR_LENGTH);
out_be32(&regs->tx_pong_tplr, ENET_ADDR_LENGTH);
out_be32(&regs->tx_pong_tsr, XEL_TSR_PROG_MAC_ADDR);
@ -361,12 +359,11 @@ static int emaclite_init(struct eth_device *dev, bd_t *bis)
if (emaclite->rxpp)
out_be32(&regs->rx_pong_rsr, XEL_RSR_RECV_IE_MASK);
#if defined(CONFIG_MII) || defined(CONFIG_CMD_MII) || defined(CONFIG_PHYLIB)
out_be32(&regs->mdioctrl, XEL_MDIOCTRL_MDIOEN_MASK);
if (in_be32(&regs->mdioctrl) & XEL_MDIOCTRL_MDIOEN_MASK)
if (!setup_phy(dev))
return -1;
#endif
debug("EmacLite Initialization complete\n");
return 0;
}
@ -387,10 +384,10 @@ static int xemaclite_txbufferavailable(struct xemaclite *emaclite)
return !(tmp & XEL_TSR_XMIT_BUSY_MASK);
}
static int emaclite_send(struct eth_device *dev, void *ptr, int len)
static int emaclite_send(struct udevice *dev, void *ptr, int len)
{
u32 reg;
struct xemaclite *emaclite = dev->priv;
struct xemaclite *emaclite = dev_get_priv(dev);
struct emaclite_regs *regs = emaclite->regs;
u32 maxtry = 1000;
@ -448,7 +445,7 @@ static int emaclite_send(struct eth_device *dev, void *ptr, int len)
return -1;
}
static int emaclite_recv(struct eth_device *dev)
static int emaclite_recv(struct udevice *dev, int flags, uchar **packetp)
{
u32 length, first_read, reg, attempt = 0;
void *addr, *ack;
@ -532,78 +529,104 @@ try_again:
debug("Packet receive from 0x%p, length %dB\n", addr, length);
net_process_received_packet((uchar *)etherrxbuff, length);
return length;
return 0;
}
#if defined(CONFIG_MII) || defined(CONFIG_CMD_MII) || defined(CONFIG_PHYLIB)
static int emaclite_miiphy_read(const char *devname, uchar addr,
uchar reg, ushort *val)
static int emaclite_miiphy_read(struct mii_dev *bus, int addr,
int devad, int reg)
{
u32 ret;
struct eth_device *dev = eth_get_dev();
u16 val = 0;
ret = phyread(dev->priv, addr, reg, val);
debug("emaclite: Read MII 0x%x, 0x%x, 0x%x\n", addr, reg, *val);
return ret;
ret = phyread(bus->priv, addr, reg, &val);
debug("emaclite: Read MII 0x%x, 0x%x, 0x%x, %d\n", addr, reg, val, ret);
return val;
}
static int emaclite_miiphy_write(const char *devname, uchar addr,
uchar reg, ushort val)
static int emaclite_miiphy_write(struct mii_dev *bus, int addr, int devad,
int reg, u16 value)
{
struct eth_device *dev = eth_get_dev();
debug("emaclite: Write MII 0x%x, 0x%x, 0x%x\n", addr, reg, val);
return phywrite(dev->priv, addr, reg, val);
debug("emaclite: Write MII 0x%x, 0x%x, 0x%x\n", addr, reg, value);
return phywrite(bus->priv, addr, reg, value);
}
#endif
int xilinx_emaclite_initialize(bd_t *bis, unsigned long base_addr,
int txpp, int rxpp)
static int emaclite_probe(struct udevice *dev)
{
struct eth_device *dev;
struct xemaclite *emaclite;
struct emaclite_regs *regs;
struct xemaclite *emaclite = dev_get_priv(dev);
int ret;
dev = calloc(1, sizeof(*dev));
if (dev == NULL)
return -1;
emaclite->bus = mdio_alloc();
emaclite->bus->read = emaclite_miiphy_read;
emaclite->bus->write = emaclite_miiphy_write;
emaclite->bus->priv = emaclite;
strcpy(emaclite->bus->name, "emaclite");
emaclite = calloc(1, sizeof(struct xemaclite));
if (emaclite == NULL) {
free(dev);
return -1;
}
ret = mdio_register(emaclite->bus);
if (ret)
return ret;
dev->priv = emaclite;
return 0;
}
emaclite->txpp = txpp;
emaclite->rxpp = rxpp;
static int emaclite_remove(struct udevice *dev)
{
struct xemaclite *emaclite = dev_get_priv(dev);
sprintf(dev->name, "Xelite.%lx", base_addr);
free(emaclite->phydev);
mdio_unregister(emaclite->bus);
mdio_free(emaclite->bus);
emaclite->regs = (struct emaclite_regs *)base_addr;
regs = emaclite->regs;
dev->iobase = base_addr;
dev->init = emaclite_init;
dev->halt = emaclite_halt;
dev->send = emaclite_send;
dev->recv = emaclite_recv;
return 0;
}
static const struct eth_ops emaclite_ops = {
.start = emaclite_init,
.send = emaclite_send,
.recv = emaclite_recv,
.stop = emaclite_halt,
};
static int emaclite_ofdata_to_platdata(struct udevice *dev)
{
struct eth_pdata *pdata = dev_get_platdata(dev);
struct xemaclite *emaclite = dev_get_priv(dev);
int offset = 0;
pdata->iobase = (phys_addr_t)dev_get_addr(dev);
emaclite->regs = (struct emaclite_regs *)pdata->iobase;
#ifdef CONFIG_PHY_ADDR
emaclite->phyaddr = CONFIG_PHY_ADDR;
#else
emaclite->phyaddr = -1;
#endif
eth_register(dev);
offset = fdtdec_lookup_phandle(gd->fdt_blob, dev->of_offset,
"phy-handle");
if (offset > 0)
emaclite->phyaddr = fdtdec_get_int(gd->fdt_blob, offset,
"reg", -1);
#if defined(CONFIG_MII) || defined(CONFIG_CMD_MII) || defined(CONFIG_PHYLIB)
miiphy_register(dev->name, emaclite_miiphy_read, emaclite_miiphy_write);
emaclite->bus = miiphy_get_dev_by_name(dev->name);
emaclite->txpp = fdtdec_get_int(gd->fdt_blob, dev->of_offset,
"xlnx,tx-ping-pong", 0);
emaclite->rxpp = fdtdec_get_int(gd->fdt_blob, dev->of_offset,
"xlnx,rx-ping-pong", 0);
out_be32(&regs->mdioctrl, XEL_MDIOCTRL_MDIOEN_MASK);
#endif
printf("EMACLITE: %lx, phyaddr %d, %d/%d\n", (ulong)emaclite->regs,
emaclite->phyaddr, emaclite->txpp, emaclite->rxpp);
return 1;
return 0;
}
static const struct udevice_id emaclite_ids[] = {
{ .compatible = "xlnx,xps-ethernetlite-1.00.a" },
{ }
};
U_BOOT_DRIVER(emaclite) = {
.name = "emaclite",
.id = UCLASS_ETH,
.of_match = emaclite_ids,
.ofdata_to_platdata = emaclite_ofdata_to_platdata,
.probe = emaclite_probe,
.remove = emaclite_remove,
.ops = &emaclite_ops,
.priv_auto_alloc_size = sizeof(struct xemaclite),
.platdata_auto_alloc_size = sizeof(struct eth_pdata),
};

2
include/netdev.h
View file

@ -80,8 +80,6 @@ int tsi108_eth_initialize(bd_t *bis);
int uec_standard_init(bd_t *bis);
int uli526x_initialize(bd_t *bis);
int armada100_fec_register(unsigned long base_addr);
int xilinx_emaclite_initialize(bd_t *bis, unsigned long base_addr,
int txpp, int rxpp);
int xilinx_ll_temac_eth_init(bd_t *bis, unsigned long base_addr, int flags,
unsigned long ctrl_addr);
/*