This patch enables embedded flash for stm32f746 discovery board.
Signed-off-by: Vikas Manocha vikas.manocha@st.com --- arch/arm/include/asm/arch-stm32f7/stm32.h | 6 ++++++ include/configs/stm32f746-disco.h | 11 ++++------- 2 files changed, 10 insertions(+), 7 deletions(-)
diff --git a/arch/arm/include/asm/arch-stm32f7/stm32.h b/arch/arm/include/asm/arch-stm32f7/stm32.h index 713eb2e..68bdab0 100644 --- a/arch/arm/include/asm/arch-stm32f7/stm32.h +++ b/arch/arm/include/asm/arch-stm32f7/stm32.h @@ -50,6 +50,12 @@
#define SDRAM_FMC_BASE (AHB3_PERIPH_BASE + 0x4A0000140)
+static const u32 sect_sz_kb[CONFIG_SYS_MAX_FLASH_SECT] = { + [0 ... 3] = 32 * 1024, + [4] = 128 * 1024, + [5 ... 7] = 256 * 1024 +}; + enum clock { CLOCK_CORE, CLOCK_AHB, diff --git a/include/configs/stm32f746-disco.h b/include/configs/stm32f746-disco.h index e1b8bcb..807ab65 100644 --- a/include/configs/stm32f746-disco.h +++ b/include/configs/stm32f746-disco.h @@ -9,7 +9,7 @@ #define __CONFIG_H
#define CONFIG_SYS_THUMB_BUILD -#define CONFIG_SYS_NO_FLASH +/*#define CONFIG_SYS_NO_FLASH*/
#define CONFIG_OF_LIBFDT #define CONFIG_BOARD_EARLY_INIT_F @@ -33,17 +33,14 @@ #define CONFIG_SYS_LOAD_ADDR 0x20000000 #define CONFIG_LOADADDR 0x20000000
-#define CONFIG_SYS_MAX_FLASH_SECT 12 -#define CONFIG_SYS_MAX_FLASH_BANKS 2 +#define CONFIG_SYS_MAX_FLASH_SECT 8 +#define CONFIG_SYS_MAX_FLASH_BANKS 1
-#ifndef CONFIG_SYS_NO_FLASH -#define CONFIG_ENV_IS_IN_FLASH -#else #define CONFIG_ENV_IS_NOWHERE -#endif #define CONFIG_ENV_SIZE (8 << 10)
#define CONFIG_STM32_GPIO +#define CONFIG_STM32_FLASH #define CONFIG_STM32X7_SERIAL
#define CONFIG_SYS_CLK_FREQ 16*1000*1000 /* 180 MHz */