From 9d563e8f74b87121f4dd3bbb75e5fcaf63aa80dc Mon Sep 17 00:00:00 2001
From: Carlo Caione <ccaione@baylibre.com>
Date: Wed, 2 Dec 2020 21:42:42 +0100
Subject: [PATCH] cache: libmetal: Redirect sys_cache_flush()

Libmetal is still using the old sys_cache_flush(). Use an helper until
libmetal is properly fixed.

Signed-off-by: Carlo Caione <ccaione@baylibre.com>
---
 include/cache.h | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/include/cache.h b/include/cache.h
index 262cae2a8ea..4478c81a440 100644
--- a/include/cache.h
+++ b/include/cache.h
@@ -168,6 +168,13 @@ static inline int z_impl_sys_icache_range(void *addr, size_t size, int op)
 	return -ENOTSUP;
 }
 
+#ifdef CONFIG_LIBMETAL
+static inline void sys_cache_flush(void *addr, size_t size)
+{
+	sys_dcache_range(addr, size, K_CACHE_WB);
+}
+#endif
+
 #define CPU DT_PATH(cpus, cpu_0)
 
 /**