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ARM: dts: am43xx: fix edma memcpy channel allocation

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EDMA was allocating DMA channels 32 and 33 for memcpy usage, out of which
channel 33 is actually used by DES crypto engine. This bad allocation of
the channel causes a crash in the DES crypto engine, as the channel
gets configured for memcpy usage instead of hardware <-> memory DMA.

Fixed by allocating DMA channels 58 and 59 for memcpy usage (I2C0 RX/TX),
which are not used by anybody.

Fixes: cce1ee0001 ("ARM: DTS: am437x: Use the new DT bindings for
the eDMA3")
Cc: stable@vger.kernel.org # v4.4+
Signed-off-by: Tero Kristo <t-kristo@ti.com>
Suggested-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
Tero Kristo 2016-03-14 11:01:50 +02:00 committed by Tony Lindgren
parent cfe1580a64
commit d41676dddd
1 changed files with 1 additions and 1 deletions
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2
arch/arm/boot/dts/am4372.dtsi
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@ -207,7 +207,7 @@ edma: edma@49000000 {
ti,tptcs = <&edma_tptc0 7>, <&edma_tptc1 5>,
<&edma_tptc2 0>;
ti,edma-memcpy-channels = <32 33>;
ti,edma-memcpy-channels = <58 59>;
};
edma_tptc0: tptc@49800000 {