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-rw-r--r--include/configs/microblaze-generic.h55
1 files changed, 52 insertions, 3 deletions
diff --git a/include/configs/microblaze-generic.h b/include/configs/microblaze-generic.h
index 56dcc02..1266cf7 100644
--- a/include/configs/microblaze-generic.h
+++ b/include/configs/microblaze-generic.h
@@ -36,14 +36,22 @@
#define CONFIG_OF_EMBED 1
#define CONFIG_DEFAULT_DEVICE_TREE microblaze
-/* linear flash memory */
+/* linear and spi flash memory */
#ifdef XILINX_FLASH_START
#define FLASH
+#undef SPIFLASH
#undef RAMENV /* hold environment in flash */
#else
+#ifdef XILINX_SPI_FLASH_BASEADDR
#undef FLASH
+#define SPIFLASH
+#undef RAMENV /* hold environment in flash */
+#else
+#undef FLASH
+#undef SPIFLASH
#define RAMENV /* hold environment in RAM */
#endif
+#endif
/* uart */
#ifdef XILINX_UARTLITE_BASEADDR
@@ -218,20 +226,51 @@
# define CONFIG_ENV_SIZE 0x1000
# define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE - CONFIG_ENV_SIZE)
-# else /* !RAMENV */
+# else /* FLASH && !RAMENV */
# define CONFIG_ENV_IS_IN_FLASH 1
/* 128K(one sector) for env */
# define CONFIG_ENV_SECT_SIZE 0x20000
# define CONFIG_ENV_ADDR \
(CONFIG_SYS_FLASH_BASE + (2 * CONFIG_ENV_SECT_SIZE))
# define CONFIG_ENV_SIZE 0x20000
-# endif /* !RAMBOOT */
+# endif /* FLASH && !RAMBOOT */
#else /* !FLASH */
+
+#ifdef SPIFLASH
+# define CONFIG_SYS_NO_FLASH 1
+# define CONFIG_SYS_SPI_BASE XILINX_SPI_FLASH_BASEADDR
+# define CONFIG_XILINX_SPI 1
+# define CONFIG_SPI 1
+# define CONFIG_SPI_FLASH 1
+# define CONFIG_SPI_FLASH_STMICRO 1
+# define CONFIG_SF_DEFAULT_MODE SPI_MODE_3
+# define CONFIG_SF_DEFAULT_SPEED XILINX_SPI_FLASH_MAX_FREQ
+# define CONFIG_SF_DEFAULT_CS XILINX_SPI_FLASH_CS
+
+# ifdef RAMENV
+# define CONFIG_ENV_IS_NOWHERE 1
+# define CONFIG_ENV_SIZE 0x1000
+# define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE - CONFIG_ENV_SIZE)
+
+# else /* SPIFLASH && !RAMENV */
+# define CONFIG_ENV_IS_IN_SPI_FLASH 1
+# define CONFIG_ENV_SPI_MODE SPI_MODE_3
+# define CONFIG_ENV_SPI_MAX_HZ CONFIG_SF_DEFAULT_SPEED
+# define CONFIG_ENV_SPI_CS CONFIG_SF_DEFAULT_CS
+/* 128K(two sectors) for env */
+# define CONFIG_ENV_SECT_SIZE 0x10000
+# define CONFIG_ENV_SIZE (2 * CONFIG_ENV_SECT_SIZE)
+/* Warning: adjust the offset in respect of other flash content and size */
+# define CONFIG_ENV_OFFSET (128 * CONFIG_ENV_SECT_SIZE) /* at 8MB */
+# endif /* SPIFLASH && !RAMBOOT */
+#else /* !SPIFLASH */
+
/* ENV in RAM */
# define CONFIG_SYS_NO_FLASH 1
# define CONFIG_ENV_IS_NOWHERE 1
# define CONFIG_ENV_SIZE 0x1000
# define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE - CONFIG_ENV_SIZE)
+#endif /* !SPIFLASH */
#endif /* !FLASH */
/* system ace */
@@ -306,6 +345,15 @@
# define CONFIG_CMD_SAVEENV
# define CONFIG_CMD_SAVES
# endif
+
+#else
+#if defined(SPIFLASH)
+# define CONFIG_CMD_SF
+
+# if !defined(RAMENV)
+# define CONFIG_CMD_SAVEENV
+# define CONFIG_CMD_SAVES
+# endif
#else
# undef CONFIG_CMD_IMLS
# undef CONFIG_CMD_FLASH
@@ -313,6 +361,7 @@
# undef CONFIG_CMD_UBI
# undef CONFIG_CMD_UBIFS
#endif
+#endif
#if defined(CONFIG_CMD_JFFS2)
# define CONFIG_MTD_PARTITIONS