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From 395718e9f6445369089dba16fa50182c5e0528f5 Mon Sep 17 00:00:00 2001
From: Jianhua Xie <jianhua.xie@nxp.com>
Date: Fri, 29 Jan 2016 16:40:46 +0800
Subject: [PATCH] arm: add pgprot_cached and pgprot_cached_ns support
Signed-off-by: Jianhua Xie <jianhua.xie@nxp.com>
---
arch/arm/include/asm/pgtable.h | 7 +++++++
1 file changed, 7 insertions(+)
--- a/arch/arm/include/asm/pgtable.h
+++ b/arch/arm/include/asm/pgtable.h
@@ -116,6 +116,13 @@ extern pgprot_t pgprot_s2_device;
#define pgprot_noncached(prot) \
__pgprot_modify(prot, L_PTE_MT_MASK, L_PTE_MT_UNCACHED)
+#define pgprot_cached(prot) \
+ __pgprot_modify(prot, L_PTE_MT_MASK, L_PTE_MT_DEV_CACHED)
+
+#define pgprot_cached_ns(prot) \
+ __pgprot_modify(prot, L_PTE_MT_MASK, L_PTE_MT_DEV_CACHED | \
+ L_PTE_MT_DEV_NONSHARED)
+
#define pgprot_writecombine(prot) \
__pgprot_modify(prot, L_PTE_MT_MASK, L_PTE_MT_BUFFERABLE)
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