net: sun8i_emac: Add support for the H6 variant

The H6 EMAC is very similar to the H3 variant, except that it uses the
same pinmux as R40. Add support for it.

Signed-off-by: Samuel Holland <samuel@sholland.org>
Reviewed-by: Jagan Teki <jagan@amarulasolutions.com>

diff --git a/drivers/net/sun8i_emac.c b/drivers/net/sun8i_emac.c
index edbec9f..e2b05ac 100644 (file)
--- a/drivers/net/sun8i_emac.c
+++ b/drivers/net/sun8i_emac.c
@@ -111,6 +111,7 @@ enum emac_variant {
        H3_EMAC,
        A64_EMAC,
        R40_GMAC,
+       H6_EMAC,
 };
 
 struct emac_dma_desc {
@@ -310,14 +311,16 @@ static int sun8i_emac_set_syscon(struct sun8i_eth_pdata *pdata,
 
        reg = readl(priv->sysctl_reg + 0x30);
 
-       if (priv->variant == H3_EMAC) {
+       if (priv->variant == H3_EMAC || priv->variant == H6_EMAC) {
                ret = sun8i_emac_set_syscon_ephy(priv, &reg);
                if (ret)
                        return ret;
        }
 
        reg &= ~(SC_ETCS_MASK | SC_EPIT);
-       if (priv->variant == H3_EMAC || priv->variant == A64_EMAC)
+       if (priv->variant == H3_EMAC ||
+           priv->variant == A64_EMAC ||
+           priv->variant == H6_EMAC)
                reg &= ~SC_RMII_EN;
 
        switch (priv->interface) {
@@ -329,7 +332,8 @@ static int sun8i_emac_set_syscon(struct sun8i_eth_pdata *pdata,
                break;
        case PHY_INTERFACE_MODE_RMII:
                if (priv->variant == H3_EMAC ||
-                   priv->variant == A64_EMAC) {
+                   priv->variant == A64_EMAC ||
+                   priv->variant == H6_EMAC) {
                        reg |= SC_RMII_EN | SC_ETCS_EXT_GMII;
                break;
                }
@@ -535,7 +539,7 @@ static int parse_phy_pins(struct udevice *dev)
 
                if (priv->variant == H3_EMAC)
                        sunxi_gpio_set_cfgpin(pin, SUN8I_IOMUX_H3);
-               else if (priv->variant == R40_GMAC)
+               else if (priv->variant == R40_GMAC || priv->variant == H6_EMAC)
                        sunxi_gpio_set_cfgpin(pin, SUN8I_IOMUX_R40);
                else
                        sunxi_gpio_set_cfgpin(pin, SUN8I_IOMUX);
@@ -1032,6 +1036,8 @@ static const struct udevice_id sun8i_emac_eth_ids[] = {
                .data = (uintptr_t)A83T_EMAC },
        {.compatible = "allwinner,sun8i-r40-gmac",
                .data = (uintptr_t)R40_GMAC },
+       {.compatible = "allwinner,sun50i-h6-emac",
+               .data = (uintptr_t)H6_EMAC },
        { }
 };