phy: meson8b-usb2: add support for the USB PHY on Meson8 SoCs

Meson8 uses the same USB PHY as found on the Meson8b and GXBB SoCs. Add
a new of_device_id to indicate this. Also update the Kconfig option and
MODULE_DESCRIPTION accordingly.

Signed-off-by: Martin Blumenstingl <[e-mail]>
Signed-off-by: Kishon Vijay Abraham I <[e-mail]>

drivers/phy/amlogic/Kconfig

···
 # Phy drivers for Amlogic platforms
 #
 config PHY_MESON8B_USB2
-	tristate "Meson8b and GXBB USB2 PHY driver"
+	tristate "Meson8, Meson8b and GXBB USB2 PHY driver"
 	default ARCH_MESON
 	depends on OF && (ARCH_MESON || COMPILE_TEST)
 	depends on USB_SUPPORT
 	select USB_COMMON
 	select GENERIC_PHY
 	help
-	  Enable this to support the Meson USB2 PHYs found in Meson8b
-	  and GXBB SoCs.
+	  Enable this to support the Meson USB2 PHYs found in Meson8,
+	  Meson8b and GXBB SoCs.
 	  If unsure, say N.
 
 config PHY_MESON_GXL_USB2

drivers/phy/amlogic/phy-meson8b-usb2.c

···
 /*
- * Meson8b and GXBB USB2 PHY driver
+ * Meson8, Meson8b and GXBB USB2 PHY driver
  *
  * Copyright (C) 2016 Martin Blumenstingl <[e-mail]>
  *
···
 }
 
 static const struct of_device_id phy_meson8b_usb2_of_match[] = {
+	{ .compatible = "amlogic,meson8-usb2-phy", },
 	{ .compatible = "amlogic,meson8b-usb2-phy", },
 	{ .compatible = "amlogic,meson-gxbb-usb2-phy", },
 	{ },
···
 module_platform_driver(phy_meson8b_usb2_driver);
 
 MODULE_AUTHOR("Martin Blumenstingl <[e-mail]>");
-MODULE_DESCRIPTION("Meson8b and GXBB USB2 PHY driver");
+MODULE_DESCRIPTION("Meson8, Meson8b and GXBB USB2 PHY driver");
 MODULE_LICENSE("GPL");