[U-Boot] [PATCH v3 2/2] stm32f7: enable instruction & data cache
Vikas Manocha
vikas.manocha at st.com
Tue Mar 14 17:27:08 UTC 2017
It also enables commands for cache enable/disable/status.
Signed-off-by: Vikas Manocha <vikas.manocha at st.com>
cc: Christophe KERELLO <christophe.kerello at st.com>
---
Changed in v3: None
Changed in v2: None
arch/arm/mach-stm32/stm32f7/soc.c | 2 ++
include/configs/stm32f746-disco.h | 4 +---
2 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/arch/arm/mach-stm32/stm32f7/soc.c b/arch/arm/mach-stm32/stm32f7/soc.c
index 8baee99..ca54603 100644
--- a/arch/arm/mach-stm32/stm32f7/soc.c
+++ b/arch/arm/mach-stm32/stm32f7/soc.c
@@ -60,6 +60,8 @@ int arch_cpu_init(void)
(V7M_MPU_RASR_XN_ENABLE
| V7M_MPU_RASR_AP_RW_RW
| 0x01 << V7M_MPU_RASR_TEX_SHIFT
+ | 0x01 << V7M_MPU_RASR_B_SHIFT
+ | 0x01 << V7M_MPU_RASR_C_SHIFT
| V7M_MPU_RASR_SIZE_8MB
| V7M_MPU_RASR_EN)
, &V7M_MPU->rasr
diff --git a/include/configs/stm32f746-disco.h b/include/configs/stm32f746-disco.h
index ae3211a..9e9406a 100644
--- a/include/configs/stm32f746-disco.h
+++ b/include/configs/stm32f746-disco.h
@@ -14,9 +14,6 @@
#define CONFIG_SYS_INIT_SP_ADDR 0x20050000
#define CONFIG_SYS_TEXT_BASE 0x08000000
-#define CONFIG_SYS_ICACHE_OFF
-#define CONFIG_SYS_DCACHE_OFF
-
/*
* Configuration of the external SDRAM memory
*/
@@ -82,4 +79,5 @@
#define CONFIG_CMDLINE_EDITING
#define CONFIG_CMD_MEM
+#define CONFIG_CMD_CACHE
#endif /* __CONFIG_H */
--
1.9.1
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