[U-Boot] [PATCH v4 4/6] omap3_beagle: Disable DCACHE since USB EHCI is enabled

[Tom Rini]

USB EHCI and DCACHE are not compatible, so disable DCACHE support at
build-time as run-time disable is insufficient for USB use.

Signed-off-by: Tom Rini <trini at ti.com>
---
 include/configs/omap3_beagle.h |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/configs/omap3_beagle.h b/include/configs/omap3_beagle.h
index b891ee4..79560d7 100644
--- a/include/configs/omap3_beagle.h
+++ b/include/configs/omap3_beagle.h
@@ -131,7 +131,7 @@
 #define CONFIG_USB_EHCI
 
 #define CONFIG_USB_EHCI_OMAP
-/*#define CONFIG_EHCI_DCACHE*/ /* leave it disabled for now */
+#define CONFIG_SYS_DCACHE_OFF	/* USB_EHCI is unusable with DCACHE support */
 #define CONFIG_OMAP_EHCI_PHY1_RESET_GPIO	147
 
 #define CONFIG_USB_ULPI
-- 
1.7.9.5