From d7957d1d437926b65d0cb774825274caf57f07c7 Mon Sep 17 00:00:00 2001
From: =?utf8?q?=C5=81ukasz=20Majewski?= <l.majewski@samsung.com>
Date: Tue, 7 Aug 2012 03:24:03 +0000
Subject: [PATCH] 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>
---
arch/arm/cpu/armv7/exynos/soc.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/arch/arm/cpu/armv7/exynos/soc.c b/arch/arm/cpu/armv7/exynos/soc.c
index dcfcec22dc..ab65b8d3a8 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
--
2.39.5