[U-Boot] [PATCH v3 3/6] mcx: Disable DCACHE since USB EHCI is enabled

Tom Rini
2012-06-20T16:21:20Z

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

Cc: Ilya Yanok <yanok@emcraft.com>
Signed-off-by: Tom Rini <trini@ti.com>
---
include/configs/mcx.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/configs/mcx.h b/include/configs/mcx.h
index f6a83a8..0b29b08 100644
--- a/include/configs/mcx.h
+++ b/include/configs/mcx.h
@@ -110,9 +110,9 @@
#define CONFIG_OMAP3_GPIO_5
#define CONFIG_USB_EHCI
#define CONFIG_USB_EHCI_OMAP
+#define CONFIG_SYS_DCACHE_OFF /* USB_EHCI is unusable with DCACHE support */
#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 154
#define CONFIG_OMAP_EHCI_PHY2_RESET_GPIO 152
#define CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS 3
--
1.7.9.5