phy: add Marvell HSIC 28nm PHY

Add PHY driver for the Marvell HSIC 28nm PHY. This PHY is found in PXA1928
SOC.

Signed-off-by: Rob Herring <robh@kernel.org>
Cc: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/phy/Kconfig b/drivers/phy/Kconfig
index e3785e1..487d057 100644
--- a/drivers/phy/Kconfig
+++ b/drivers/phy/Kconfig
@@ -54,6 +54,16 @@
 	  Support for MIPI CSI-2 and MIPI DSI DPHY found on Samsung S5P
 	  and EXYNOS SoCs.
 
+config PHY_PXA_28NM_HSIC
+	tristate "Marvell USB HSIC 28nm PHY Driver"
+	select GENERIC_PHY
+	help
+	  Enable this to support Marvell USB HSIC PHY driver for Marvell
+	  SoC. This driver will do the PHY initialization and shutdown.
+	  The PHY driver will be used by Marvell ehci driver.
+
+	  To compile this driver as a module, choose M here.
+
 config PHY_PXA_28NM_USB2
 	tristate "Marvell USB 2.0 28nm PHY Driver"
 	select GENERIC_PHY