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

Tom Rini
2012-06-20T22:14:26Z

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@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