From: Łukasz Majewski <l.majewski@samsung.com>
Date: Tue, 7 Aug 2012 03:24:03 +0000 (+0000)
Subject: arm:exynos: Enable data cache at exynos based processors.
X-Git-Tag: v2012.10-rc1~190
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=d7957d1d437926b65d0cb774825274caf57f07c7;p=platform%2Fkernel%2Fu-boot.git

arm:exynos: Enable data cache at exynos based processors.

This patch enables the L1 data cache for systems based on Samsung
Exynos processor.

Signed-off-by: Lukasz Majewski <l.majewski@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
---

diff --git a/arch/arm/cpu/armv7/exynos/soc.c b/arch/arm/cpu/armv7/exynos/soc.c
index dcfcec2..ab65b8d 100644
--- a/arch/arm/cpu/armv7/exynos/soc.c
+++ b/arch/arm/cpu/armv7/exynos/soc.c
@@ -28,3 +28,11 @@ void reset_cpu(ulong addr)
 {
 	writel(0x1, samsung_get_base_swreset());
 }
+
+#ifndef CONFIG_SYS_DCACHE_OFF
+void enable_caches(void)
+{
+	/* Enable D-cache. I-cache is already enabled in start.S */
+	dcache_enable();
+}
+#endif