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authorVladimir Murzin <vladimir.murzin@arm.com>2017-10-16 12:57:48 +0100
committerRussell King <rmk+kernel@armlinux.org.uk>2017-10-23 16:59:15 +0100
commit9fcb01a9f54c28062a73a545c29137a4cc104c72 (patch)
tree7cebf0b0de05a73132ef66ae9c1671206a58be77 /arch/arm/include/asm/v7m.h
parentARM: 8710/1: Kconfig: Kill CONFIG_VECTORS_BASE (diff)
downloadwireguard-linux-9fcb01a9f54c28062a73a545c29137a4cc104c72.tar.xz
wireguard-linux-9fcb01a9f54c28062a73a545c29137a4cc104c72.zip
ARM: 8711/1: V7M: Add support for MPU to M-class
This patch makes it possible to use MPU with v7M cores. Tested-by: Szemző András <sza@esh.hu> Tested-by: Alexandre TORGUE <alexandre.torgue@st.com> Tested-by: Benjamin Gaignard <benjamin.gaignard@linaro.org> Signed-off-by: Vladimir Murzin <vladimir.murzin@arm.com> Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Diffstat (limited to 'arch/arm/include/asm/v7m.h')
-rw-r--r--arch/arm/include/asm/v7m.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/arm/include/asm/v7m.h b/arch/arm/include/asm/v7m.h
index 1fd775c1bc5d..5de776c81382 100644
--- a/arch/arm/include/asm/v7m.h
+++ b/arch/arm/include/asm/v7m.h
@@ -57,6 +57,16 @@
#define V7M_SCB_CCSIDR 0x80 /* Cache size ID register */
#define V7M_SCB_CSSELR 0x84 /* Cache size selection register */
+/* Memory-mapped MPU registers for M-class */
+#define MPU_TYPE 0x90
+#define MPU_CTRL 0x94
+#define MPU_CTRL_ENABLE 1
+#define MPU_CTRL_PRIVDEFENA (1 << 2)
+
+#define MPU_RNR 0x98
+#define MPU_RBAR 0x9c
+#define MPU_RASR 0xa0
+
/* Cache opeartions */
#define V7M_SCB_ICIALLU 0x250 /* I-cache invalidate all to PoU */
#define V7M_SCB_ICIMVAU 0x258 /* I-cache invalidate by MVA to PoU */