[U-Boot] [PATCH v4 6/6] tam3517-common: 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.

Cc: Stefano Babic <sbabic at denx.de>
Signed-off-by: Tom Rini <trini at ti.com>
---
 include/configs/tam3517-common.h |    1 +
 1 file changed, 1 insertion(+)

diff --git a/include/configs/tam3517-common.h b/include/configs/tam3517-common.h
index 3fc2c44..b9c96b9 100644
--- a/include/configs/tam3517-common.h
+++ b/include/configs/tam3517-common.h
@@ -100,6 +100,7 @@
 #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_OMAP_EHCI_PHY1_RESET_GPIO	25
-- 
1.7.9.5