Netwalkerのカーネルソースでgrepをかけたら以下の様になりました。Netwalkerには日新システムズという所が関わっているそうなので。

"grep -R Nissin *"


arch/arm/plat-mxc/include/mach/mx51_erdos_dev_params.h: * Copyright (C) 2008 Nissin Systems Co.,Ltd.
arch/arm/mach-mx51/mx51_erdos_sdio.c: * Copyright (C) 2008 Nissin Systems Co.,Ltd.
arch/arm/mach-mx51/mx51_erdos_bootinfo.c: * Copyright (C) 2009 Nissin Systems Co.,Ltd.
arch/arm/mach-mx51/mx51_erdos_bootinfo.c:MODULE_AUTHOR("Nissin Systems Co.,Ltd");
arch/arm/mach-mx51/mx51_erdos_pmic_mc13892.c: * Copyright (C) 2008 Nissin Systems Co.,Ltd.
arch/arm/mach-mx51/mx51_erdos_dev_params.c: * Copyright (C) 2008 Nissin Systems Co.,Ltd.
arch/arm/mach-mx51/mx51_erdos_gpio.c: * Copyright (C) 2008 Nissin Systems Co.,Ltd.
arch/arm/mach-mx51/mx51_erdos_splash.c: * Copyright (C) 2009 Nissin Systems Co.,Ltd.
arch/arm/mach-mx51/mx51_erdos_splash.c:MODULE_AUTHOR("Nissin Systems Co.,Ltd");
arch/arm/mach-mx51/mx51_erdos.c: * Copyright (C) 2008 Nissin Systems Co.,Ltd.
arch/arm/mach-mx51/board-mx51_erdos.h: * Copyright (C) 2008 Nissin Systems Co.,Ltd.
debian/linux-headers-2.6.28-15/usr/src/linux-headers-2.6.28-15/arch/arm/plat-mxc/include/mach/mx51_erdos_dev_params.h: * Copyright (C) 2008 Nissin Systems Co.,Ltd.
debian/linux-headers-2.6.28-15/usr/src/linux-headers-2.6.28-15/include/asm-arm/func_key.h: * Copyright (C) 2009 Nissin Systems Co.,Ltd.
debian/linux-headers-2.6.28-15/usr/src/linux-headers-2.6.28-15/include/asm-arm/mxc_touch_key.h: * Copyright (C) 2009 Nissin Systems Co.,Ltd.
debian/linux-headers-2.6.28-15/usr/src/linux-headers-2.6.28-15/include/linux/oj6sh.h: * Copyright (C) 2009 Nissin Systems Co.,Ltd.
debian/linux-headers-2.6.28-15/usr/src/linux-headers-2.6.28-15/include/linux/gpio_sw.h: * Copyright (C) 2009 Nissin Systems Co.,Ltd.
drivers/input/joystick/oj6sh.c: * Copyright (C) 2009 Nissin Systems Co.,Ltd.
drivers/input/joystick/oj6sh.c:MODULE_AUTHOR("Nissin Systems Co.,Ltd");
drivers/input/misc/gpio_sw.c: * Copyright (C) 2009 Nissin Systems Co.,Ltd.
drivers/input/misc/gpio_sw.c:MODULE_AUTHOR("Nissin Systems Co.,Ltd");
drivers/input/func_key.c: * Copyright (C) 2009 Nissin Systems Co.,Ltd.
drivers/input/func_key.c:MODULE_AUTHOR("Nissin Systems Co.,Ltd");
drivers/input/keyboard/mxc_touch_key.c: * Copyright (C) 2009 Nissin Systems Co.,Ltd.
drivers/input/keyboard/mxc_touch_key.c:MODULE_AUTHOR("Nissin Systems Co.,Ltd");
drivers/video/backlight/mxc_pwm.c: * Copyright (C) 2009 Nissin Systems Co.,Ltd.
drivers/video/backlight/mxc_pwm.c:MODULE_AUTHOR("Nissin Systems Co.,Ltd");
include/asm-arm/func_key.h: * Copyright (C) 2009 Nissin Systems Co.,Ltd.
include/asm-arm/mxc_touch_key.h: * Copyright (C) 2009 Nissin Systems Co.,Ltd.
include/linux/oj6sh.h: * Copyright (C) 2009 Nissin Systems Co.,Ltd.
include/linux/gpio_sw.h: * Copyright (C) 2009 Nissin Systems Co.,Ltd.

debianのサイトにあった"grep -R spider *":の結果と合わせれば新しいカーネルをNetwalker上で動かすのに使えるでしょうか？