[U-Boot] [PATCH V3 3/3] rpi: add support for Raspberry Pi 2 model B

[Tom Rini <trini@ti.com>]

On Tue, Feb 17, 2015 at 12:35:41PM -0700, Stephen Warren wrote:
> On 02/16/2015 06:03 PM, Tom Rini wrote:
> >On Mon, Feb 16, 2015 at 12:16:15PM -0700, Stephen Warren wrote:
> >
> >>USB doesn't seem to work yet; the controller detects the on-board Hub/
> >>Ethernet device but can't read the descriptors from it. I haven't
> >>investigated yet.
> >>
> >>Signed-off-by: Stephen Warren <swarren@wwwdotorg.org>
> >>---
> >>v3: Rebased on top of u-boot-dm merge.
> >>v2: Implement new board_rev decoding scheme, to avoid hard-coding the
> >>board revision onthe RPi 2.
> >
> >+(rpi_2) make[3]: *** No rule to make target
> >`arch/arm/cpu/armv7/bcm2835/../../arm1176/bcm2835//init.o', needed by
> >`arch/arm/cpu/armv7/bcm2835/built-in.o'.  Stop.
> >+(rpi_2) make[2]: *** [arch/arm/cpu/armv7/bcm2835] Error 2
> >+(rpi_2) make[1]: *** [arch/arm/cpu/armv7] Error 2
> >
> >When I try and build it with buildman.  Something get left out
> >somewhere?  Thanks!
> 
> I've reproduced this error on my machine at work, where I previously
> worked out the right stuff to put into ~/.buildman.
> 
> Now that I try the regular build process (in-tree build using just
> make) multiple times after a "git clean -f -d -x" , I see the same
> error that way too, sometimes, so it's nothing to do with buildman.
> 
> However, I don't always get the error with either plain make or with
> buildman, and it doesn't always complain about the same file:
> 
> >+make[1]: *** No rule to make target `arch//cpu/u-boot.lds', needed by `u-boot.lds'.  Stop.
> 
> >+make[3]: *** No rule to make target `arch/arm/cpu/armv7/bcm2835/../../arm1176/bcm2835//init.o', needed by `arch/arm/cpu/armv7/bcm2835/built-in.o'.  Stop.
> 
> This isn't anything to do with these patches; I can see the exact
> same issue building the following existing boards in unmodified
> u-boot/master:
> 
> rpi (arm1176, no SPL)
> tnetv107x_evm_defconfigs (arm1176 no SPL)
> mx35pdk_defconfig (arm1136, no SPL)
> nhk8815_defconfig (arm926ejs, no SPL)
> imx27lite_defconfig (arm926ejs, SPL)
> vexpress_ca15_tc2_defconfig (ARMv7, no SPL)
> 
> Strangely I don't see the issue for:
> 
> seaboard (ARMv7, SPL)
> maxbcm_defconfig (ARMv7, SPL)
> 
> I wonder if bisecting would show up where this issue was introduced.

I bet it will and I bet it's when we switch to Kconfig.  Masahiro, any
ideas?

-- 
Tom
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