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authorSteve Kipisz <s-kipisz2@ti.com>2013-07-18 15:13:03 -0400
committerTom Rini <trini@ti.com>2013-07-30 09:21:41 -0400
commitcd8845d7a49687e9e7f727c9d821accf22854dd3 (patch)
treea45912edaf22760b46f43ca03f8f7e10a81af7b7 /include
parent392bba4ad0049832f50eb368a04992f9719744b0 (diff)
am335x_evm: Add support for the NOR module on the memory cape
This patch adds support for the NOR module that attaches to the memory cape for a Beaglebone board. This does not add booting support; only support so that you can boot from SD/MMC and see the NOR module so that it can be programmed. Signed-off-by: Steve Kipisz <s-kipisz2@ti.com> [trini: Clean up config changes slightly] Signed-off-by: Tom Rini <trini@ti.com>
Diffstat (limited to 'include')
-rw-r--r--include/configs/am335x_evm.h28
1 files changed, 28 insertions, 0 deletions
diff --git a/include/configs/am335x_evm.h b/include/configs/am335x_evm.h
index 6bc4423914..48491e7d51 100644
--- a/include/configs/am335x_evm.h
+++ b/include/configs/am335x_evm.h
@@ -523,4 +523,32 @@
#endif
#endif
+/*
+ * NOR Size = 16 MiB
+ * Number of Sectors/Blocks = 128
+ * Sector Size = 128 KiB
+ * Word length = 16 bits
+ * Default layout:
+ * 0x000000 - 0x07FFFF : U-Boot (512 KiB)
+ * 0x080000 - 0x09FFFF : First copy of U-Boot Environment (128 KiB)
+ * 0x0A0000 - 0x0BFFFF : Second copy of U-Boot Environment (128 KiB)
+ * 0x0C0000 - 0x4BFFFF : Linux Kernel (4 MiB)
+ * 0x4C0000 - 0xFFFFFF : Userland (11 MiB + 256 KiB)
+ */
+#if defined(CONFIG_NOR)
+#undef CONFIG_SYS_NO_FLASH
+#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
+#define CONFIG_SYS_FLASH_PROTECTION
+#define CONFIG_SYS_FLASH_CFI
+#define CONFIG_FLASH_CFI_DRIVER
+#define CONFIG_FLASH_CFI_MTD
+#define CONFIG_SYS_MAX_FLASH_SECT 128
+#define CONFIG_SYS_MAX_FLASH_BANKS 1
+#define CONFIG_SYS_FLASH_BASE (0x08000000)
+#define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT
+#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
+#define CONFIG_MTD_DEVICE
+#define CONFIG_CMD_FLASH
+#endif /* NOR support */
+
#endif /* ! __CONFIG_AM335X_EVM_H */