[U-Boot] [PATCH v 2/3] omap: enable caches at system start-up

Aneesh V
2011-08-01T11:18:05Z

Signed-off-by: Aneesh V <aneesh@ti.com>
---
arch/arm/cpu/armv7/omap3/board.c | 8 ++++++++
arch/arm/cpu/armv7/omap4/board.c | 8 ++++++++
2 files changed, 16 insertions(+), 0 deletions(-)

diff --git a/arch/arm/cpu/armv7/omap3/board.c b/arch/arm/cpu/armv7/omap3/board.c
index 98519a9..de0e90d 100644
--- a/arch/arm/cpu/armv7/omap3/board.c
+++ b/arch/arm/cpu/armv7/omap3/board.c
@@ -390,3 +390,11 @@ void v7_outer_cache_disable(void)
omap3_update_aux_cr(0, 0x2);
}
#endif
+
+#ifndef CONFIG_SYS_DCACHE_OFF
+void enable_caches(void)
+{
+ /* Enable D-cache. I-cache is already enabled in start.S */
+ dcache_enable();
+}
+#endif
diff --git a/arch/arm/cpu/armv7/omap4/board.c b/arch/arm/cpu/armv7/omap4/board.c
index de4cc2a..6ea8a2e 100644
--- a/arch/arm/cpu/armv7/omap4/board.c
+++ b/arch/arm/cpu/armv7/omap4/board.c
@@ -139,3 +139,11 @@ void v7_outer_cache_disable(void)
set_pl310_ctrl_reg(0);
}
#endif
+
+#ifndef CONFIG_SYS_DCACHE_OFF
+void enable_caches(void)
+{
+ /* Enable D-cache. I-cache is already enabled in start.S */
+ dcache_enable();
+}
+#endif
--
1.7.0.4