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

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Submitter Aneesh V
Date Aug. 1, 2011, 11:18 a.m.
Message ID <1312197486-31712-3-git-send-email-aneesh@ti.com>
Download mbox | patch
Permalink /patch/107718/
State Accepted
Commit 13d4f9bd7477b3b409f3e267b3b3d6fed5bd3e30
Headers show

Comments

Aneesh V - Aug. 1, 2011, 11:18 a.m.
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(-)

Patch

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