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-rw-r--r--include/configs/am335x_evm.h51
1 files changed, 32 insertions, 19 deletions
diff --git a/include/configs/am335x_evm.h b/include/configs/am335x_evm.h
index 3ca35c3..b633128 100644
--- a/include/configs/am335x_evm.h
+++ b/include/configs/am335x_evm.h
@@ -51,6 +51,27 @@
#define CONFIG_CMD_ASKENV
#define CONFIG_VERSION_VARIABLE
+#ifdef CONFIG_NAND
+#define NANDARGS \
+ "mtdids=" MTDIDS_DEFAULT "\0" \
+ "mtdparts=" MTDPARTS_DEFAULT "\0" \
+ "nandargs=setenv bootargs console=${console} " \
+ "${optargs} " \
+ "root=${nandroot} " \
+ "rootfstype=${nandrootfstype}\0" \
+ "dfu_alt_info_nand=" DFU_ALT_INFO_NAND "\0" \
+ "nandroot=ubi0:rootfs rw ubi.mtd=7,2048\0" \
+ "nandrootfstype=ubifs rootwait=1\0" \
+ "nandsrcaddr=0x280000\0" \
+ "nandboot=echo Booting from nand ...; " \
+ "run nandargs; " \
+ "nand read ${loadaddr} ${nandsrcaddr} ${nandimgsize}; " \
+ "bootm ${loadaddr}\0" \
+ "nandimgsize=0x500000\0"
+#else
+#define NANDARGS ""
+#endif
+
/* set to negative value for no autoboot */
#define CONFIG_BOOTDELAY 1
#define CONFIG_ENV_VARS_UBOOT_CONFIG
@@ -66,19 +87,12 @@
"fdtfile=undefined\0" \
"console=ttyO0,115200n8\0" \
"optargs=\0" \
- "mtdids=" MTDIDS_DEFAULT "\0" \
- "mtdparts=" MTDPARTS_DEFAULT "\0" \
"dfu_alt_info_mmc=" DFU_ALT_INFO_MMC "\0" \
"dfu_alt_info_emmc=rawemmc mmc 0 3751936\0" \
- "dfu_alt_info_nand=" DFU_ALT_INFO_NAND "\0" \
"mmcdev=0\0" \
"mmcroot=/dev/mmcblk0p2 ro\0" \
"mmcrootfstype=ext4 rootwait\0" \
"bootpart=0:2\0" \
- "nandroot=ubi0:rootfs rw ubi.mtd=7,2048\0" \
- "nandrootfstype=ubifs rootwait=1\0" \
- "nandsrcaddr=0x280000\0" \
- "nandimgsize=0x500000\0" \
"rootpath=/export/rootfs\0" \
"nfsopts=nolock\0" \
"static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \
@@ -89,10 +103,6 @@
"${optargs} " \
"root=${mmcroot} " \
"rootfstype=${mmcrootfstype}\0" \
- "nandargs=setenv bootargs console=${console} " \
- "${optargs} " \
- "root=${nandroot} " \
- "rootfstype=${nandrootfstype}\0" \
"spiroot=/dev/mtdblock4 rw\0" \
"spirootfstype=jffs2\0" \
"spisrcaddr=0xe0000\0" \
@@ -121,10 +131,6 @@
"mmcboot=echo Booting from mmc ...; " \
"run mmcargs; " \
"bootm ${loadaddr} - ${fdtaddr}\0" \
- "nandboot=echo Booting from nand ...; " \
- "run nandargs; " \
- "nand read ${loadaddr} ${nandsrcaddr} ${nandimgsize}; " \
- "bootm ${loadaddr}\0" \
"spiboot=echo Booting from spi ...; " \
"run spiargs; " \
"sf probe ${spibusno}:0; " \
@@ -150,7 +156,8 @@
"if test $board_name = A335X_SK; then " \
"setenv fdtfile am335x-evmsk.dtb; fi; " \
"if test $fdtfile = undefined; then " \
- "echo WARNING: Could not determine device tree to use; fi; \0"
+ "echo WARNING: Could not determine device tree to use; fi; \0" \
+ NANDARGS
#endif
#define CONFIG_BOOTCOMMAND \
@@ -234,7 +241,6 @@
/* USB Device Firmware Update support */
#define CONFIG_DFU_FUNCTION
#define CONFIG_DFU_MMC
-#define CONFIG_DFU_NAND
#define CONFIG_CMD_DFU
#define DFU_ALT_INFO_MMC \
"boot part 0 1;" \
@@ -248,6 +254,8 @@
"spl-os-image fat 0 1;" \
"u-boot.img fat 0 1;" \
"uEnv.txt fat 0 1"
+#ifdef CONFIG_NAND
+#define CONFIG_DFU_NAND
#define DFU_ALT_INFO_NAND \
"SPL part 0 1;" \
"SPL.backup1 part 0 2;" \
@@ -257,6 +265,7 @@
"u-boot-spl-os part 0 6;" \
"kernel part 0 8;" \
"rootfs part 0 9"
+#endif
/* Physical Memory Map */
#define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */
@@ -344,9 +353,11 @@
#define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS 0x80 /* 64KiB */
/* nand */
+#ifdef CONFIG_NAND
#define CONFIG_CMD_SPL_NAND_OFS 0x240000 /* end of u-boot */
#define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x280000
#define CONFIG_CMD_SPL_WRITE_SIZE 0x2000
+#endif
/* spl export command */
#define CONFIG_CMD_SPL
@@ -376,12 +387,13 @@
#define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/am33xx/u-boot-spl.lds"
#define CONFIG_SPL_BOARD_INIT
+
+#ifdef CONFIG_NAND
#define CONFIG_SPL_NAND_AM33XX_BCH
#define CONFIG_SPL_NAND_SUPPORT
#define CONFIG_SPL_NAND_BASE
#define CONFIG_SPL_NAND_DRIVERS
#define CONFIG_SPL_NAND_ECC
-#endif
#define CONFIG_SYS_NAND_5_ADDR_CYCLE
#define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \
CONFIG_SYS_NAND_PAGE_SIZE)
@@ -403,6 +415,8 @@
#define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000
+#endif
+#endif
/*
* 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
@@ -506,7 +520,6 @@
#define CONFIG_PHY_ADDR 0
#define CONFIG_PHY_SMSC
-#define CONFIG_NAND
/* NAND support */
#ifdef CONFIG_NAND
#define CONFIG_CMD_NAND