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>
diff --git a/drivers/net/sun8i_emac.c b/drivers/net/sun8i_emac.c
index f4b9779..6fab347 100644
--- a/drivers/net/sun8i_emac.c
+++ b/drivers/net/sun8i_emac.c
@@ -892,6 +892,11 @@
 	.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 @@
 	  .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",