diff options
Diffstat (limited to 'drivers/net/sun8i_emac.c')
| -rw-r--r-- | drivers/net/sun8i_emac.c | 55 |
1 files changed, 27 insertions, 28 deletions
diff --git a/drivers/net/sun8i_emac.c b/drivers/net/sun8i_emac.c index c9798445c7d..a7fb7ac4055 100644 --- a/drivers/net/sun8i_emac.c +++ b/drivers/net/sun8i_emac.c @@ -285,10 +285,18 @@ static int sun8i_emac_set_syscon(struct sun8i_eth_pdata *pdata, int ret; u32 reg; - reg = readl(priv->sysctl_reg + 0x30); + if (priv->variant == R40_GMAC) { + /* Select RGMII for R40 */ + reg = readl(priv->sysctl_reg + 0x164); + reg |= CCM_GMAC_CTRL_TX_CLK_SRC_INT_RGMII | + CCM_GMAC_CTRL_GPIT_RGMII | + CCM_GMAC_CTRL_TX_CLK_DELAY(CONFIG_GMAC_TX_DELAY); - if (priv->variant == R40_GMAC) + writel(reg, priv->sysctl_reg + 0x164); return 0; + } + + reg = readl(priv->sysctl_reg + 0x30); if (priv->variant == H3_EMAC) { ret = sun8i_emac_set_syscon_ephy(priv, ®); @@ -662,13 +670,6 @@ static void sun8i_emac_board_setup(struct emac_eth_dev *priv) /* De-assert EMAC */ setbits_le32(&ccm->ahb_gate1, BIT(AHB_GATE_OFFSET_GMAC)); - - /* Select RGMII for R40 */ - setbits_le32(&ccm->gmac_clk_cfg, - CCM_GMAC_CTRL_TX_CLK_SRC_INT_RGMII | - CCM_GMAC_CTRL_GPIT_RGMII); - setbits_le32(&ccm->gmac_clk_cfg, - CCM_GMAC_CTRL_TX_CLK_DELAY(CONFIG_GMAC_TX_DELAY)); } else { /* Set clock gating for emac */ setbits_le32(&ccm->ahb_gate0, BIT(AHB_GATE_OFFSET_GMAC)); @@ -850,25 +851,23 @@ static int sun8i_emac_eth_ofdata_to_platdata(struct udevice *dev) return -EINVAL; } - if (priv->variant != R40_GMAC) { - 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); - if (priv->sysctl_reg == FDT_ADDR_T_NONE) { - debug("%s: Cannot find syscon base address\n", - __func__); - return -EINVAL; - } + 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); + if (priv->sysctl_reg == FDT_ADDR_T_NONE) { + debug("%s: Cannot find syscon base address\n", __func__); + return -EINVAL; } pdata->phy_interface = -1; |