您好：
我在使用TI最新的SDK，发现uboot 的ethernet默认配置是不支持设备树配置的，使用menuconfig配置
[*] Enable Driver Model for Ethernet drivers ，发现编译报错，不知道什么原因
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LD spl/drivers/built-in.o
LD spl/u-boot-spl
arm-linux-gnueabihf-ld.bfd: u-boot-spl section `.u_boot_list' will not fit in region `.sram'
arm-linux-gnueabihf-ld.bfd: region `.sram' overflowed by 156 bytes
drivers/built-in.o: In function `cpsw_eth_stop':
/home/hzhy_share/am335x_SDK_4.0.0.4/u-boot-2017.01/drivers/net/cpsw.c:1144: undefined reference to `dev_get_priv'
drivers/built-in.o: In function `cpsw_eth_ofdata_to_platdata':
/home/hzhy_share/am335x_SDK_4.0.0.4/u-boot-2017.01/drivers/net/cpsw.c:1293: undefined reference to `dev_get_platdata'
/home/hzhy_share/am335x_SDK_4.0.0.4/u-boot-2017.01/drivers/net/cpsw.c:1294: undefined reference to `dev_get_priv'
/home/hzhy_share/am335x_SDK_4.0.0.4/u-boot-2017.01/drivers/net/cpsw.c:1307: undefined reference to `dev_get_addr'
/home/hzhy_share/am335x_SDK_4.0.0.4/u-boot-2017.01/drivers/net/cpsw.c:1318: undefined reference to `fdtdec_get_int'
/home/hzhy_share/am335x_SDK_4.0.0.4/u-boot-2017.01/drivers/net/cpsw.c:1324: undefined reference to `fdtdec_get_int'
/home/hzhy_share/am335x_SDK_4.0.0.4/u-boot-2017.01/drivers/net/cpsw.c:1332: undefined reference to `fdtdec_get_int'
/home/hzhy_share/am335x_SDK_4.0.0.4/u-boot-2017.01/drivers/net/cpsw.c:1338: undefined reference to `fdtdec_get_int'
/home/hzhy_share/am335x_SDK_4.0.0.4/u-boot-2017.01/drivers/net/cpsw.c:1344: undefined reference to `fdtdec_get_int'
/home/hzhy_share/am335x_SDK_4.0.0.4/u-boot-2017.01/drivers/net/cpsw.c:1350: undefined reference to `gpio_get_list_count'
/home/hzhy_share/am335x_SDK_4.0.0.4/u-boot-2017.01/drivers/net/cpsw.c:1354: undefined reference to `gpio_request_list_by_name'
/home/hzhy_share/am335x_SDK_4.0.0.4/u-boot-2017.01/drivers/net/cpsw.c:1359: undefined reference to `fdtdec_get_int'
drivers/built-in.o: In function `cpsw_get_addr_by_node':
/home/hzhy_share/am335x_SDK_4.0.0.4/u-boot-2017.01/drivers/net/cpsw.c:1171: undefined reference to `fdtdec_get_addr_size_auto_noparent'
drivers/built-in.o: In function `cpsw_eth_ofdata_to_platdata':
/home/hzhy_share/am335x_SDK_4.0.0.4/u-boot-2017.01/drivers/net/cpsw.c:1389: undefined reference to `fdtdec_lookup_phandle'
/home/hzhy_share/am335x_SDK_4.0.0.4/u-boot-2017.01/drivers/net/cpsw.c:1394: undefined reference to `fdtdec_get_int'
drivers/built-in.o: In function `cpsw_get_addr_by_node':
/home/hzhy_share/am335x_SDK_4.0.0.4/u-boot-2017.01/drivers/net/cpsw.c:1171: undefined reference to `fdtdec_get_addr_size_auto_noparent'
drivers/built-in.o: In function `cpsw_eth_ofdata_to_platdata':
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