phy: uniphier-usb3: Add compatible string for NX1 SoC

Add basic support for UniPhier NX1 SoC. This includes a compatible string
and the same SoC-dependent data as LD20/PXs3 SoCs.
Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Link: https://lore.kernel.org/r/1635503947-18250-3-git-send-email-hayashi.kunihiko@socionext.comSigned-off-by: Vinod Koul <vkoul@kernel.org>

drivers/phy/socionext/phy-uniphier-usb3hs.c

@@ -447,6 +447,10 @@ static const struct of_device_id uniphier_u3hsphy_match[] = {
 		.compatible = "socionext,uniphier-pxs3-usb3-hsphy",
 		.data = &uniphier_pxs3_data,
 	},
+	{
+		.compatible = "socionext,uniphier-nx1-usb3-hsphy",
+		.data = &uniphier_pxs3_data,
+	},
 	{ /* sentinel */ }
 };
 MODULE_DEVICE_TABLE(of, uniphier_u3hsphy_match);

drivers/phy/socionext/phy-uniphier-usb3ss.c

@@ -328,6 +328,10 @@ static const struct of_device_id uniphier_u3ssphy_match[] = {
 		.compatible = "socionext,uniphier-pxs3-usb3-ssphy",
 		.data = &uniphier_ld20_data,
 	},
+	{
+		.compatible = "socionext,uniphier-nx1-usb3-ssphy",
+		.data = &uniphier_ld20_data,
+	},
 	{ /* sentinel */ }
 };
 MODULE_DEVICE_TABLE(of, uniphier_u3ssphy_match);