This enables the vexpress64 to detect its NOR flash so that we can load kernel etc from it.
Signed-off-by: Linus Walleij linus.walleij@linaro.org --- include/configs/vexpress_aemv8a.h | 41 ++++++++++++++++++++++----------------- 1 file changed, 23 insertions(+), 18 deletions(-)
diff --git a/include/configs/vexpress_aemv8a.h b/include/configs/vexpress_aemv8a.h index 5ffc84dc5ecd..bcfcb63d81d8 100644 --- a/include/configs/vexpress_aemv8a.h +++ b/include/configs/vexpress_aemv8a.h @@ -29,8 +29,6 @@
/*#define CONFIG_ARMV8_SWITCH_TO_EL1*/
-#define CONFIG_SYS_NO_FLASH - #define CONFIG_SUPPORT_RAW_INITRD
/* Cache Definitions */ @@ -56,14 +54,6 @@ /* Flat Device Tree Definitions */ #define CONFIG_OF_LIBFDT
-/* CS register bases for the original memory map. */ -#define V2M_PA_CS0 0x00000000 -#define V2M_PA_CS1 0x14000000 -#define V2M_PA_CS2 0x18000000 -#define V2M_PA_CS3 0x1c000000 -#define V2M_PA_CS4 0x0c000000 -#define V2M_PA_CS5 0x10000000 - #define V2M_PERIPH_OFFSET(x) (x << 16) #define V2M_SYSREGS (V2M_PA_CS3 + V2M_PERIPH_OFFSET(1)) #define V2M_SYSCTL (V2M_PA_CS3 + V2M_PERIPH_OFFSET(2)) @@ -71,13 +61,6 @@
#define V2M_BASE 0x80000000
-/* - * Physical addresses, offset from V2M_PA_CS0-3 - */ -#define V2M_NOR0 (V2M_PA_CS0) -#define V2M_NOR1 (V2M_PA_CS4) -#define V2M_SRAM (V2M_PA_CS1) - /* Common peripherals relative to CS7. */ #define V2M_AACI (V2M_PA_CS3 + V2M_PERIPH_OFFSET(4)) #define V2M_MMCI (V2M_PA_CS3 + V2M_PERIPH_OFFSET(5)) @@ -175,7 +158,6 @@ #define CONFIG_CMD_DHCP #define CONFIG_CMD_PXE #define CONFIG_CMD_ENV -#define CONFIG_CMD_FLASH #define CONFIG_CMD_IMI #define CONFIG_CMD_LOADB #define CONFIG_CMD_MEMORY @@ -258,4 +240,27 @@ #define CONFIG_CMDLINE_EDITING #define CONFIG_SYS_MAXARGS 64 /* max command args */
+/* Flash memory is available on the Juno board only */ +#ifndef CONFIG_TARGET_VEXPRESS64_JUNO +#define CONFIG_SYS_NO_FLASH +#else +#define CONFIG_CMD_FLASH +#define CONFIG_SYS_FLASH_CFI 1 +#define CONFIG_FLASH_CFI_DRIVER 1 +#define CONFIG_SYS_FLASH_BASE 0x08000000 +#define CONFIG_SYS_FLASH_SIZE 0x04000000 /* 64 MiB */ +#define CONFIG_SYS_MAX_FLASH_BANKS 2 + +/* Timeout values in ticks */ +#define CONFIG_SYS_FLASH_ERASE_TOUT (2 * CONFIG_SYS_HZ) /* Erase Timeout */ +#define CONFIG_SYS_FLASH_WRITE_TOUT (2 * CONFIG_SYS_HZ) /* Write Timeout */ + +/* 255 0x40000 sectors + first or last sector may have 4 erase regions = 259 */ +#define CONFIG_SYS_MAX_FLASH_SECT 259 /* Max sectors */ +#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE /* use buffered writes */ +#define CONFIG_SYS_FLASH_PROTECTION /* The devices have real protection */ +#define CONFIG_SYS_FLASH_EMPTY_INFO /* flinfo indicates empty blocks */ + +#endif + #endif /* __VEXPRESS_AEMV8A_H */