boards: remove the no longer used CONFIG_EHCI_DCACHE

CONFIG_EHCI_DCACHE was removed by commit b8adb12
"USB: Drop cache flush bloat in EHCI-HCD". Remove the defines from
the boards configs as well.

Signed-off-by: Jeroen Hofstee <jeroen@myspectrum.nl>
cc: Marek Vasut <marex@denx.de>
cc: Stefan Roese <sr@denx.de>
cc: Tom Rini <trini@ti.com>
cc: Wolfgang Denk <wd@denx.de>
cc: Thierry Reding <thierry.reding@avionic-design.de>
cc: Tom Warren <twarren@nvidia.com>
cc: Stephen Warren <swarren@nvidia.com>
cc: Stefano Babic <sbabic@denx.de>
diff --git a/include/configs/lwmon5.h b/include/configs/lwmon5.h
index 2d33ebc..2ebcd16 100644
--- a/include/configs/lwmon5.h
+++ b/include/configs/lwmon5.h
@@ -401,7 +401,6 @@
 #define CONFIG_USB_EHCI			/* Enable EHCI USB support	*/
 #define CONFIG_USB_EHCI_PPC4XX		/* on PPC4xx platform		*/
 #define CONFIG_SYS_PPC4XX_USB_ADDR	0xe0000300
-#define CONFIG_EHCI_DCACHE		/* with dcache handling support	*/
 #define CONFIG_EHCI_MMIO_BIG_ENDIAN
 #define CONFIG_EHCI_DESC_BIG_ENDIAN
 #define CONFIG_EHCI_HCD_INIT_AFTER_RESET /* re-init HCD after CMD_RESET */
diff --git a/include/configs/mcx.h b/include/configs/mcx.h
index bf49cc1..e18d879 100644
--- a/include/configs/mcx.h
+++ b/include/configs/mcx.h
@@ -114,7 +114,6 @@
 #define CONFIG_USB_EHCI_OMAP
 #define CONFIG_USB_ULPI
 #define CONFIG_USB_ULPI_VIEWPORT_OMAP
-/*#define CONFIG_EHCI_DCACHE*/ /* leave it disabled for now */
 #define CONFIG_OMAP_EHCI_PHY1_RESET_GPIO	57
 #define CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS 3
 
diff --git a/include/configs/omap3_beagle.h b/include/configs/omap3_beagle.h
index 7a3cc16..65353e8 100644
--- a/include/configs/omap3_beagle.h
+++ b/include/configs/omap3_beagle.h
@@ -131,7 +131,6 @@
 #define CONFIG_USB_EHCI
 
 #define CONFIG_USB_EHCI_OMAP
-/*#define CONFIG_EHCI_DCACHE*/ /* leave it disabled for now */
 #define CONFIG_OMAP_EHCI_PHY1_RESET_GPIO	147
 
 #define CONFIG_USB_ULPI
diff --git a/include/configs/sequoia.h b/include/configs/sequoia.h
index 8e6954e..dd5d7cd 100644
--- a/include/configs/sequoia.h
+++ b/include/configs/sequoia.h
@@ -288,9 +288,6 @@
 #define CONFIG_EHCI_HCD_INIT_AFTER_RESET
 #define CONFIG_EHCI_MMIO_BIG_ENDIAN
 #define CONFIG_EHCI_DESC_BIG_ENDIAN
-#ifdef CONFIG_4xx_DCACHE
-#define CONFIG_EHCI_DCACHE
-#endif
 #else /* CONFIG_USB_EHCI */
 #define CONFIG_USB_OHCI_NEW
 #define CONFIG_SYS_OHCI_BE_CONTROLLER
diff --git a/include/configs/tam3517-common.h b/include/configs/tam3517-common.h
index dd7757c..ac534ac 100644
--- a/include/configs/tam3517-common.h
+++ b/include/configs/tam3517-common.h
@@ -106,8 +106,6 @@
 #define CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS 3
 #define CONFIG_USB_STORAGE
 
-/* #define CONFIG_EHCI_DCACHE */
-
 /* commands to include */
 #include <config_cmd_default.h>
 
diff --git a/include/configs/tegra20-common.h b/include/configs/tegra20-common.h
index 15bd9bb..2a14caa 100644
--- a/include/configs/tegra20-common.h
+++ b/include/configs/tegra20-common.h
@@ -100,7 +100,6 @@
  */
 #define CONFIG_USB_EHCI_TXFIFO_THRESH	10
 #define CONFIG_EHCI_IS_TDI
-#define CONFIG_EHCI_DCACHE
 
 /* Total I2C ports on Tegra20 */
 #define TEGRA_I2C_NUM_CONTROLLERS	4
diff --git a/include/configs/vct.h b/include/configs/vct.h
index b4b0949..7aeb6680 100644
--- a/include/configs/vct.h
+++ b/include/configs/vct.h
@@ -136,7 +136,6 @@
  */
 #define CONFIG_USB_EHCI			/* Enable EHCI USB support	*/
 #define CONFIG_USB_EHCI_VCT		/* on VCT platform		*/
-#define CONFIG_EHCI_DCACHE		/* with dcache handling support	*/
 #define CONFIG_EHCI_MMIO_BIG_ENDIAN
 #define CONFIG_EHCI_DESC_BIG_ENDIAN
 #define CONFIG_EHCI_IS_TDI