Andes CPU supports cache and TLB ECC.
Enable them by default.
Signed-off-by: Leo Yu-Chi Liang <ycli...@andestech.com>
---
arch/riscv/cpu/andesv5/cpu.c | 1 +
arch/riscv/include/asm/arch-andes/csr.h | 3 +++
2 files changed, 4 insertions(+)
diff --git a/arch/riscv/cpu/andesv5/cpu.c b/arch/riscv/cpu/andesv5/cpu.c
index c9288dcb51..c011c00a94 100644
--- a/arch/riscv/cpu/andesv5/cpu.c
+++ b/arch/riscv/cpu/andesv5/cpu.c
@@ -36,6 +36,7 @@ void harts_early_init(void)
mcache_ctl_val |= (MCACHE_CTL_DC_COHEN | MCACHE_CTL_CCTL_SUEN |
\
MCACHE_CTL_IC_PREFETCH_EN |
MCACHE_CTL_DC_PREFETCH_EN | \
MCACHE_CTL_DC_WAROUND_EN |
MCACHE_CTL_L2C_WAROUND_EN | \
+ MCACHE_CTL_IC_ECCEN | MCACHE_CTL_DC_ECCEN |
MCACHE_CTL_TLB_ECCEN);
if (!CONFIG_IS_ENABLED(SYS_ICACHE_OFF))
mcache_ctl |= MCACHE_CTL_IC_EN;
diff --git a/arch/riscv/include/asm/arch-andes/csr.h
b/arch/riscv/include/asm/arch-andes/csr.h
index 755504c3c4..1a34618066 100644
--- a/arch/riscv/include/asm/arch-andes/csr.h
+++ b/arch/riscv/include/asm/arch-andes/csr.h
@@ -19,11 +19,14 @@
#define MCACHE_CTL_IC_EN BIT(0)
#define MCACHE_CTL_DC_EN BIT(1)
+#define MCACHE_CTL_IC_ECCEN BIT(3)
+#define MCACHE_CTL_DC_ECCEN BIT(5)
#define MCACHE_CTL_CCTL_SUEN BIT(8)
#define MCACHE_CTL_IC_PREFETCH_EN BIT(9)
#define MCACHE_CTL_DC_PREFETCH_EN BIT(10)
#define MCACHE_CTL_DC_WAROUND_EN BIT(13)
#define MCACHE_CTL_L2C_WAROUND_EN BIT(15)
+#define MCACHE_CTL_TLB_ECCEN BIT(18)
#define MCACHE_CTL_DC_COHEN BIT(19)
#define MCACHE_CTL_DC_COHSTA BIT(20)
--
2.34.1
