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sunxi: emac: Add driver model support

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Modify the sunxi-emac eth driver to support driver model.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Ian Campbell <ijc@hellion.org.uk>
Reviewed-by: Stefan Roese <sr@denx.de>
This commit is contained in:
Hans de Goede 2015-04-19 11:48:19 +02:00
parent d88c2f1149
commit 939ed1cba8
2 changed files with 84 additions and 1 deletions
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4
arch/arm/cpu/armv7/sunxi/board.c
View file

@ -12,7 +12,9 @@
#include <common.h>
#include <i2c.h>
#ifndef CONFIG_DM_ETH
#include <netdev.h>
#endif
#include <miiphy.h>
#include <serial.h>
#ifdef CONFIG_SPL_BUILD
@ -219,7 +221,7 @@ int cpu_eth_init(bd_t *bis)
mdelay(200);
#endif
#ifdef CONFIG_SUNXI_EMAC
#if defined CONFIG_SUNXI_EMAC && !defined CONFIG_DM_ETH
rc = sunxi_emac_initialize(bis);
if (rc < 0) {
printf("sunxi: failed to initialize emac\n");

81
drivers/net/sunxi_emac.c
View file

@ -7,6 +7,7 @@
*/
#include <common.h>
#include <dm.h>
#include <linux/err.h>
#include <malloc.h>
#include <miiphy.h>
@ -160,6 +161,9 @@ struct emac_eth_dev {
struct mii_dev *bus;
struct phy_device *phydev;
int link_printed;
#ifdef CONFIG_DM_ETH
uchar rx_buf[EMAC_RX_BUFSIZE];
#endif
};
struct emac_rxhdr {
@ -509,6 +513,7 @@ static void sunxi_emac_board_setup(struct emac_eth_dev *priv)
clrsetbits_le32(&regs->mac_mcfg, 0xf << 2, 0xd << 2);
}
#ifndef CONFIG_DM_ETH
static int sunxi_emac_eth_init(struct eth_device *dev, bd_t *bis)
{
return _sunxi_emac_eth_init(dev->priv, dev->enetaddr);
@ -573,3 +578,79 @@ int sunxi_emac_initialize(void)
return sunxi_emac_init_phy(priv, dev);
}
#endif
#ifdef CONFIG_DM_ETH
static int sunxi_emac_eth_start(struct udevice *dev)
{
struct eth_pdata *pdata = dev_get_platdata(dev);
return _sunxi_emac_eth_init(dev->priv, pdata->enetaddr);
}
static int sunxi_emac_eth_send(struct udevice *dev, void *packet, int length)
{
struct emac_eth_dev *priv = dev_get_priv(dev);
return _sunxi_emac_eth_send(priv, packet, length);
}
static int sunxi_emac_eth_recv(struct udevice *dev, uchar **packetp)
{
struct emac_eth_dev *priv = dev_get_priv(dev);
int rx_len;
rx_len = _sunxi_emac_eth_recv(priv, priv->rx_buf);
*packetp = priv->rx_buf;
return rx_len;
}
static void sunxi_emac_eth_stop(struct udevice *dev)
{
/* Nothing to do here */
}
static int sunxi_emac_eth_probe(struct udevice *dev)
{
struct eth_pdata *pdata = dev_get_platdata(dev);
struct emac_eth_dev *priv = dev_get_priv(dev);
priv->regs = (struct emac_regs *)pdata->iobase;
sunxi_emac_board_setup(priv);
return sunxi_emac_init_phy(priv, dev);
}
static const struct eth_ops sunxi_emac_eth_ops = {
.start = sunxi_emac_eth_start,
.send = sunxi_emac_eth_send,
.recv = sunxi_emac_eth_recv,
.stop = sunxi_emac_eth_stop,
};
static int sunxi_emac_eth_ofdata_to_platdata(struct udevice *dev)
{
struct eth_pdata *pdata = dev_get_platdata(dev);
pdata->iobase = dev_get_addr(dev);
return 0;
}
static const struct udevice_id sunxi_emac_eth_ids[] = {
{ .compatible = "allwinner,sun4i-a10-emac" },
{ }
};
U_BOOT_DRIVER(eth_sunxi_emac) = {
.name = "eth_sunxi_emac",
.id = UCLASS_ETH,
.of_match = sunxi_emac_eth_ids,
.ofdata_to_platdata = sunxi_emac_eth_ofdata_to_platdata,
.probe = sunxi_emac_eth_probe,
.ops = &sunxi_emac_eth_ops,
.priv_auto_alloc_size = sizeof(struct emac_eth_dev),
.platdata_auto_alloc_size = sizeof(struct eth_pdata),
};
#endif