net: sun8i_emac: add support for the V3s

Add the compatible string for the emac found on the V3s SoC. The SoC
only supports the internal PHY. There are no (R)MII signals on any pins.

Signed-off-by: Michael Walle <mwalle@kernel.org>
Reviewed-by: Andre Przywara <andre.przywara@arm.com>

drivers/net/sun8i_emac.c

@@ -892,6 +892,11 @@ static const struct emac_variant emac_variant_r40 = {
 	.syscon_offset		= 0x164,
 };
 
+static const struct emac_variant emac_variant_v3s = {
+	.syscon_offset		= 0x30,
+	.soc_has_internal_phy	= true,
+};
+
 static const struct emac_variant emac_variant_a64 = {
 	.syscon_offset		= 0x30,
 	.support_rmii		= true,
@@ -909,6 +914,8 @@ static const struct udevice_id sun8i_emac_eth_ids[] = {
 	  .data = (ulong)&emac_variant_h3 },
 	{ .compatible = "allwinner,sun8i-r40-gmac",
 	  .data = (ulong)&emac_variant_r40 },
+	{ .compatible = "allwinner,sun8i-v3s-emac",
+	  .data = (ulong)&emac_variant_v3s },
 	{ .compatible = "allwinner,sun50i-a64-emac",
 	  .data = (ulong)&emac_variant_a64 },
 	{ .compatible = "allwinner,sun50i-h6-emac",