Re: spi, spi_fsl-spi.c not working?

From: Scott Wood
Date: Mon Aug 04 2014 - 17:53:16 EST


On Thu, 2014-07-17 at 11:11 +0200, Heiko Schocher wrote:
> Hello all,
>
> I just tried a mpc83xx based board (similiar to the mpc8313erdb)
> with linux v3.16-rc4 using the drivers/spi/spi-fsl-spi.c driver.
> DT nodes for spi are the same as in arch/powerpc/boot/dts/mpc8313erdb.dts:
>
> spi@7000 {
> cell-index = <0>;
> compatible = "fsl,spi";
> reg = <0x7000 0x1000>;
> interrupts = <16 0x8>;
> interrupt-parent = <&ipic>;
> mode = "cpu";
> };
>
> Bootlog shows:
>
> [ 1.341411] fsl_spi f0007000.spi: master is unqueued, this is deprecated
> [ 1.554405] ------------[ cut here ]------------
> [ 1.559080] WARNING: at c023a958 [verbose debug info unavailable]

If you haven't already resolved this, could you enable verbose debug
info (or use gdb) to get the line number?

I don't see the WARNING when booting mpc8379rdb with SPI enabled (though
I do see the "master is unqueued" message). I don't have easy access to
an mpc8313erdb to test on.

-Scott


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/