diff options
Diffstat (limited to 'arch/arm/cpu/armv7m')
| -rw-r--r-- | arch/arm/cpu/armv7m/mpu.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/arch/arm/cpu/armv7m/mpu.c b/arch/arm/cpu/armv7m/mpu.c index 8e92a33fd4..e4d090e5de 100644 --- a/arch/arm/cpu/armv7m/mpu.c +++ b/arch/arm/cpu/armv7m/mpu.c @@ -10,12 +10,13 @@ #include <asm/armv7m_mpu.h> #include <asm/io.h> -#define V7M_MPU_CTRL_ENABLE (1 << 0) +#define V7M_MPU_CTRL_ENABLE BIT(0) #define V7M_MPU_CTRL_DISABLE (0 << 0) -#define V7M_MPU_CTRL_HFNMIENA (1 << 1) -#define VALID_REGION (1 << 4) +#define V7M_MPU_CTRL_HFNMIENA BIT(1) +#define V7M_MPU_CTRL_PRIVDEFENA BIT(2) +#define VALID_REGION BIT(4) -#define ENABLE_REGION (1 << 0) +#define ENABLE_REGION BIT(0) #define AP_SHIFT 24 #define XN_SHIFT 28 @@ -36,7 +37,7 @@ void disable_mpu(void) void enable_mpu(void) { - writel(V7M_MPU_CTRL_ENABLE | V7M_MPU_CTRL_HFNMIENA, &V7M_MPU->ctrl); + writel(V7M_MPU_CTRL_ENABLE | V7M_MPU_CTRL_PRIVDEFENA, &V7M_MPU->ctrl); /* Make sure new mpu config is effective for next memory access */ dsb(); |