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(parent: ebf1866) | patch
ipq40xx: disable SPI DMA for Fritzbox 4040
authorRouven Czerwinski <rouven@czerwinskis.de>
Wed, 17 Jul 2024 19:28:11 +0000 (21:28 +0200)
committerJohn Crispin <john@phrozen.org>
Thu, 12 Dec 2024 10:01:56 +0000 (11:01 +0100)
commitd67963943b52bd996368f829d8dea5432de55292
tree29d5bfdca5dcff25bf89b57ad761e6e58c33239etree | snapshot
parentebf1866d091d5f4994cf104ab248782f90df2c88commit | diff
ipq40xx: disable SPI DMA for Fritzbox 4040

We have seen hung devices and failures during SPI transactions on
Fritzbox devices with a gluon based freifunk network. We have narrowed
down that disabling DMA for spi fixes the problem, so disable dma for
the SPI controller on the Fritzbox 4040.

Signed-off-by: Rouven Czerwinski <rouven@czerwinskis.de>
Link: https://github.com/openwrt/openwrt/pull/15966
Signed-off-by: John Crispin <john@phrozen.org>
target/linux/ipq40xx/files-6.6/arch/arm/boot/dts/qcom/qcom-ipq4018-fritzbox-4040.dts diff | blob | history
Felix Fietkaus staging tree