net: ksz9477: add KSZ9896 switch support

Add support for the KSZ9896 6-port Gigabit Ethernet Switch to the
ksz9477 driver.

The KSZ9896 is similar to KSZ9897 but has only one configurable
MII/RMII/RGMII/GMII cpu port.

Signed-off-by: Romain Naour <romain.naour@smile.fr>

drivers/net/ksz9477.c

@@ -541,6 +541,9 @@ static int ksz_i2c_probe(struct udevice *dev)
 	case 0x00956700:
 		puts("KSZ9567R: ");
 		break;
+	case 0x00989600:
+		puts("KSZ9896C: ");
+		break;
 	case 0x00989700:
 		puts("KSZ9897S: ");
 		break;
@@ -576,6 +579,7 @@ static const struct udevice_id ksz_i2c_ids[] = {
 	{ .compatible = "microchip,ksz9477" },
 	{ .compatible = "microchip,ksz9567" },
 	{ .compatible = "microchip,ksz9893" },
+	{ .compatible = "microchip,ksz9896" },
 	{ }
 };