Modify the sunxi-emac eth driver to support driver model.
Signed-off-by: Hans de Goede hdegoede@redhat.com --- arch/arm/cpu/armv7/sunxi/board.c | 4 +- drivers/net/sunxi_emac.c | 81 ++++++++++++++++++++++++++++++++++++++++ 2 files changed, 84 insertions(+), 1 deletion(-)
diff --git a/arch/arm/cpu/armv7/sunxi/board.c b/arch/arm/cpu/armv7/sunxi/board.c index 7e9cf11..cde13ef 100644 --- a/arch/arm/cpu/armv7/sunxi/board.c +++ b/arch/arm/cpu/armv7/sunxi/board.c @@ -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 @@ -224,7 +226,7 @@ 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"); diff --git a/drivers/net/sunxi_emac.c b/drivers/net/sunxi_emac.c index e43b1e7..306a022 100644 --- a/drivers/net/sunxi_emac.c +++ b/drivers/net/sunxi_emac.c @@ -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(®s->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