usb: Kconfig: Add Kconfigs entry USB_EHCI_ZYNQ

Add Kconfig entry config option for USB_EHCI_ZYNQ
and update the same to enable for all zynq boards
which supports USB

Signed-off-by: Siva Durga Prasad Paladugu <sivadur@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
diff --git a/configs/zynq_microzed_defconfig b/configs/zynq_microzed_defconfig
index d0b1ec9..8337948 100644
--- a/configs/zynq_microzed_defconfig
+++ b/configs/zynq_microzed_defconfig
@@ -37,6 +37,8 @@
 CONFIG_ZYNQ_GEM=y
 CONFIG_ZYNQ_QSPI=y
 CONFIG_USB=y
+CONFIG_USB_EHCI_HCD=y
+CONFIG_USB_EHCI=y
 CONFIG_USB_ULPI_VIEWPORT=y
 CONFIG_USB_ULPI=y
 CONFIG_USB_GADGET=y
diff --git a/configs/zynq_picozed_defconfig b/configs/zynq_picozed_defconfig
index 3624424..6eb8f03 100644
--- a/configs/zynq_picozed_defconfig
+++ b/configs/zynq_picozed_defconfig
@@ -27,6 +27,8 @@
 CONFIG_ZYNQ_SDHCI=y
 CONFIG_ZYNQ_GEM=y
 CONFIG_USB=y
+CONFIG_USB_EHCI_HCD=y
+CONFIG_USB_EHCI=y
 CONFIG_USB_ULPI_VIEWPORT=y
 CONFIG_USB_ULPI=y
 CONFIG_USB_GADGET=y
diff --git a/configs/zynq_zc702_defconfig b/configs/zynq_zc702_defconfig
index e1b1fc9..b9e13f2 100644
--- a/configs/zynq_zc702_defconfig
+++ b/configs/zynq_zc702_defconfig
@@ -42,6 +42,8 @@
 CONFIG_DEBUG_UART_CLOCK=50000000
 CONFIG_ZYNQ_QSPI=y
 CONFIG_USB=y
+CONFIG_USB_EHCI_HCD=y
+CONFIG_USB_EHCI=y
 CONFIG_USB_ULPI_VIEWPORT=y
 CONFIG_USB_ULPI=y
 CONFIG_USB_GADGET=y
diff --git a/configs/zynq_zc706_defconfig b/configs/zynq_zc706_defconfig
index 63d32d9..c13c077 100644
--- a/configs/zynq_zc706_defconfig
+++ b/configs/zynq_zc706_defconfig
@@ -38,6 +38,8 @@
 CONFIG_ZYNQ_GEM=y
 CONFIG_ZYNQ_QSPI=y
 CONFIG_USB=y
+CONFIG_USB_EHCI_HCD=y
+CONFIG_USB_EHCI=y
 CONFIG_USB_ULPI_VIEWPORT=y
 CONFIG_USB_ULPI=y
 CONFIG_USB_GADGET=y
diff --git a/configs/zynq_zed_defconfig b/configs/zynq_zed_defconfig
index 7783eeb..c23e664 100644
--- a/configs/zynq_zed_defconfig
+++ b/configs/zynq_zed_defconfig
@@ -37,6 +37,8 @@
 CONFIG_ZYNQ_GEM=y
 CONFIG_ZYNQ_QSPI=y
 CONFIG_USB=y
+CONFIG_USB_EHCI_HCD=y
+CONFIG_USB_EHCI=y
 CONFIG_USB_ULPI_VIEWPORT=y
 CONFIG_USB_ULPI=y
 CONFIG_USB_GADGET=y
diff --git a/configs/zynq_zybo_defconfig b/configs/zynq_zybo_defconfig
index 9236c5e..c5884e2 100644
--- a/configs/zynq_zybo_defconfig
+++ b/configs/zynq_zybo_defconfig
@@ -40,6 +40,8 @@
 CONFIG_DEBUG_UART_CLOCK=50000000
 CONFIG_ZYNQ_QSPI=y
 CONFIG_USB=y
+CONFIG_USB_EHCI_HCD=y
+CONFIG_USB_EHCI=y
 CONFIG_USB_ULPI_VIEWPORT=y
 CONFIG_USB_ULPI=y
 CONFIG_USB_GADGET=y
diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig
index 89580cc..5092251 100644
--- a/drivers/usb/host/Kconfig
+++ b/drivers/usb/host/Kconfig
@@ -85,6 +85,13 @@
 	  This driver supports combination of Chipidea USB controller
 	  and Synapsys USB PHY in host mode only.
 
+config USB_EHCI_ZYNQ
+	bool "Support for Xilinx Zynq on-chip EHCI USB controller"
+	depends on ARCH_ZYNQ
+	default y
+	---help---
+	  Enable support for Zynq on-chip EHCI USB controller
+
 config USB_EHCI_GENERIC
 	bool "Support for generic EHCI USB controller"
 	depends on OF_CONTROL
diff --git a/include/configs/zynq-common.h b/include/configs/zynq-common.h
index 8dbac87..08b7602 100644
--- a/include/configs/zynq-common.h
+++ b/include/configs/zynq-common.h
@@ -86,10 +86,8 @@
 # define CONFIG_ZYNQ_SDHCI_MAX_FREQ	52000000
 #endif
 
-#ifdef CONFIG_ZYNQ_USB
-# define CONFIG_USB_EHCI
+#ifdef CONFIG_USB_EHCI_ZYNQ
 # define CONFIG_USB_STORAGE
-# define CONFIG_USB_EHCI_ZYNQ
 # define CONFIG_EHCI_IS_TDI
 # define CONFIG_USB_MAX_CONTROLLER_COUNT	2
 
diff --git a/include/configs/zynq_microzed.h b/include/configs/zynq_microzed.h
index ec7bb1c..e66088d 100644
--- a/include/configs/zynq_microzed.h
+++ b/include/configs/zynq_microzed.h
@@ -12,8 +12,6 @@
 
 #define CONFIG_SYS_NO_FLASH
 
-#define CONFIG_ZYNQ_USB
-
 #include <configs/zynq-common.h>
 
 #endif /* __CONFIG_ZYNQ_MICROZED_H */
diff --git a/include/configs/zynq_picozed.h b/include/configs/zynq_picozed.h
index adc4d0f..f2598a2 100644
--- a/include/configs/zynq_picozed.h
+++ b/include/configs/zynq_picozed.h
@@ -12,8 +12,6 @@
 
 #define CONFIG_SYS_NO_FLASH
 
-#define CONFIG_ZYNQ_USB
-
 #include <configs/zynq-common.h>
 
 #endif /* __CONFIG_ZYNQ_PICOZED_H */
diff --git a/include/configs/zynq_zc70x.h b/include/configs/zynq_zc70x.h
index 8a04590..a27b49c 100644
--- a/include/configs/zynq_zc70x.h
+++ b/include/configs/zynq_zc70x.h
@@ -12,7 +12,6 @@
 
 #define CONFIG_SYS_NO_FLASH
 
-#define CONFIG_ZYNQ_USB
 #define CONFIG_ZYNQ_I2C0
 #define CONFIG_ZYNQ_EEPROM
 
diff --git a/include/configs/zynq_zed.h b/include/configs/zynq_zed.h
index 150cb4a..dbb4621 100644
--- a/include/configs/zynq_zed.h
+++ b/include/configs/zynq_zed.h
@@ -12,8 +12,6 @@
 
 #define CONFIG_SYS_NO_FLASH
 
-#define CONFIG_ZYNQ_USB
-
 #include <configs/zynq-common.h>
 
 #endif /* __CONFIG_ZYNQ_ZED_H */
diff --git a/include/configs/zynq_zybo.h b/include/configs/zynq_zybo.h
index 637b1c5..ca3ad9c 100644
--- a/include/configs/zynq_zybo.h
+++ b/include/configs/zynq_zybo.h
@@ -13,7 +13,6 @@
 
 #define CONFIG_SYS_NO_FLASH
 
-#define CONFIG_ZYNQ_USB
 #define CONFIG_ZYNQ_I2C0
 #define CONFIG_ZYNQ_I2C1
 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN	1