diff options
| -rw-r--r-- | drivers/net/sun8i_emac.c | 59 |
1 files changed, 51 insertions, 8 deletions
diff --git a/drivers/net/sun8i_emac.c b/drivers/net/sun8i_emac.c index c8c8ef73e9..55d82f86de 100644 --- a/drivers/net/sun8i_emac.c +++ b/drivers/net/sun8i_emac.c @@ -279,7 +279,7 @@ static int sun8i_emac_set_syscon(struct emac_eth_dev *priv) int ret; u32 reg; - reg = readl(priv->sysctl_reg); + reg = readl(priv->sysctl_reg + 0x30); if (priv->variant == H3_EMAC) { ret = sun8i_emac_set_syscon_ephy(priv, ®); @@ -310,7 +310,7 @@ static int sun8i_emac_set_syscon(struct emac_eth_dev *priv) return -EINVAL; } - writel(reg, priv->sysctl_reg); + writel(reg, priv->sysctl_reg + 0x30); return 0; } @@ -806,17 +806,52 @@ static int sun8i_emac_eth_ofdata_to_platdata(struct udevice *dev) #endif pdata->iobase = devfdt_get_addr_name(dev, "emac"); + if (pdata->iobase == FDT_ADDR_T_NONE) + pdata->iobase = devfdt_get_addr(dev); + if (pdata->iobase == FDT_ADDR_T_NONE) { + debug("%s: Cannot find MAC base address\n", __func__); + return -EINVAL; + } + priv->sysctl_reg = devfdt_get_addr_name(dev, "syscon"); + if (priv->sysctl_reg == FDT_ADDR_T_NONE) { + const fdt32_t *reg; + + offset = fdtdec_lookup_phandle(gd->fdt_blob, node, "syscon"); + if (offset < 0) { + debug("%s: cannot find syscon node\n", __func__); + return -EINVAL; + } + reg = fdt_getprop(gd->fdt_blob, offset, "reg", NULL); + if (!reg) { + debug("%s: cannot find reg property in syscon node\n", + __func__); + return -EINVAL; + } + priv->sysctl_reg = fdt_translate_address((void *)gd->fdt_blob, + offset, reg); + } else { + priv->sysctl_reg -= 0x30; + } + + if (priv->sysctl_reg == FDT_ADDR_T_NONE) { + debug("%s: Cannot find syscon base address\n", __func__); + return -EINVAL; + } pdata->phy_interface = -1; priv->phyaddr = -1; priv->use_internal_phy = false; - offset = fdtdec_lookup_phandle(gd->fdt_blob, node, - "phy"); - if (offset > 0) - priv->phyaddr = fdtdec_get_int(gd->fdt_blob, offset, "reg", - -1); + offset = fdtdec_lookup_phandle(gd->fdt_blob, node, "phy"); + if (offset < 0) + offset = fdtdec_lookup_phandle(gd->fdt_blob, node, + "phy-handle"); + if (offset < 0) { + debug("%s: Cannot find PHY address\n", __func__); + return -EINVAL; + } + priv->phyaddr = fdtdec_get_int(gd->fdt_blob, offset, "reg", -1); phy_mode = fdt_getprop(gd->fdt_blob, node, "phy-mode", NULL); @@ -839,8 +874,16 @@ static int sun8i_emac_eth_ofdata_to_platdata(struct udevice *dev) if (priv->variant == H3_EMAC) { if (fdt_getprop(gd->fdt_blob, node, - "allwinner,use-internal-phy", NULL)) + "allwinner,use-internal-phy", NULL)) { priv->use_internal_phy = true; + } else { + int parent = fdt_parent_offset(gd->fdt_blob, offset); + + if (parent >= 0 && + !fdt_node_check_compatible(gd->fdt_blob, parent, + "allwinner,sun8i-h3-mdio-internal")) + priv->use_internal_phy = true; + } } priv->interface = pdata->phy_interface; |