mirror of
https://github.com/brain-hackers/u-boot-brain
synced 2024-09-28 23:50:26 +09:00
net: ks8851: Add DM support
Add support for U-Boot DM and DT probing. Signed-off-by: Marek Vasut <marex@denx.de> Cc: Eugen Hristev <eugen.hristev@microchip.com> Cc: Joe Hershberger <joe.hershberger@ni.com>
This commit is contained in:
parent
9c9f3fc162
commit
1d476de7c8
@ -28,7 +28,9 @@
|
||||
* @extra_byte : number of extra byte prepended rx pkt.
|
||||
*/
|
||||
struct ks_net {
|
||||
#ifndef CONFIG_DM_ETH
|
||||
struct eth_device dev;
|
||||
#endif
|
||||
phys_addr_t iobase;
|
||||
int bus_width;
|
||||
u16 sharedbus;
|
||||
@ -502,6 +504,7 @@ static void ks8851_mll_write_hwaddr_common(struct ks_net *ks, u8 enetaddr[6])
|
||||
ks_wrreg16(ks, KS_MARL, addrl);
|
||||
}
|
||||
|
||||
#ifndef CONFIG_DM_ETH
|
||||
static int ks8851_mll_init(struct eth_device *dev, bd_t *bd)
|
||||
{
|
||||
struct ks_net *ks = container_of(dev, struct ks_net, dev);
|
||||
@ -571,3 +574,103 @@ int ks8851_mll_initialize(u8 dev_num, int base_addr)
|
||||
|
||||
return 0;
|
||||
}
|
||||
#else /* ifdef CONFIG_DM_ETH */
|
||||
static int ks8851_start(struct udevice *dev)
|
||||
{
|
||||
struct ks_net *ks = dev_get_priv(dev);
|
||||
|
||||
return ks8851_mll_init_common(ks);
|
||||
}
|
||||
|
||||
static void ks8851_stop(struct udevice *dev)
|
||||
{
|
||||
struct ks_net *ks = dev_get_priv(dev);
|
||||
|
||||
ks8851_mll_halt_common(ks);
|
||||
}
|
||||
|
||||
static int ks8851_send(struct udevice *dev, void *packet, int length)
|
||||
{
|
||||
struct ks_net *ks = dev_get_priv(dev);
|
||||
int ret;
|
||||
|
||||
ret = ks8851_mll_send_common(ks, packet, length);
|
||||
|
||||
return ret ? 0 : -ETIMEDOUT;
|
||||
}
|
||||
|
||||
static int ks8851_recv(struct udevice *dev, int flags, uchar **packetp)
|
||||
{
|
||||
struct ks_net *ks = dev_get_priv(dev);
|
||||
uchar *data = net_rx_packets[0];
|
||||
int ret;
|
||||
|
||||
ret = ks8851_mll_recv_common(ks, data);
|
||||
if (ret)
|
||||
*packetp = (void *)data;
|
||||
|
||||
return ret ? ret : -EAGAIN;
|
||||
}
|
||||
|
||||
static int ks8851_write_hwaddr(struct udevice *dev)
|
||||
{
|
||||
struct ks_net *ks = dev_get_priv(dev);
|
||||
struct eth_pdata *pdata = dev_get_platdata(dev);
|
||||
|
||||
ks8851_mll_write_hwaddr_common(ks, pdata->enetaddr);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int ks8851_bind(struct udevice *dev)
|
||||
{
|
||||
return device_set_name(dev, dev->name);
|
||||
}
|
||||
|
||||
static int ks8851_probe(struct udevice *dev)
|
||||
{
|
||||
struct ks_net *ks = dev_get_priv(dev);
|
||||
|
||||
/* Try to detect chip. Will fail if not present. */
|
||||
ks8851_mll_detect_chip(ks);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int ks8851_ofdata_to_platdata(struct udevice *dev)
|
||||
{
|
||||
struct ks_net *ks = dev_get_priv(dev);
|
||||
struct eth_pdata *pdata = dev_get_platdata(dev);
|
||||
|
||||
pdata->iobase = devfdt_get_addr(dev);
|
||||
ks->iobase = pdata->iobase;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static const struct eth_ops ks8851_ops = {
|
||||
.start = ks8851_start,
|
||||
.stop = ks8851_stop,
|
||||
.send = ks8851_send,
|
||||
.recv = ks8851_recv,
|
||||
.write_hwaddr = ks8851_write_hwaddr,
|
||||
};
|
||||
|
||||
static const struct udevice_id ks8851_ids[] = {
|
||||
{ .compatible = "micrel,ks8851-mll" },
|
||||
{ }
|
||||
};
|
||||
|
||||
U_BOOT_DRIVER(ks8851) = {
|
||||
.name = "eth_ks8851",
|
||||
.id = UCLASS_ETH,
|
||||
.of_match = ks8851_ids,
|
||||
.bind = ks8851_bind,
|
||||
.ofdata_to_platdata = ks8851_ofdata_to_platdata,
|
||||
.probe = ks8851_probe,
|
||||
.ops = &ks8851_ops,
|
||||
.priv_auto_alloc_size = sizeof(struct ks_net),
|
||||
.platdata_auto_alloc_size = sizeof(struct eth_pdata),
|
||||
.flags = DM_FLAG_ALLOC_PRIV_DMA,
|
||||
};
|
||||
#endif
|
||||
|
Loading…
Reference in New Issue
Block a user