Messages in this thread | | | From | Chris Healy <> | Date | Wed, 20 Jun 2018 21:22:20 -0700 | Subject | Re: [PATCH v4] ARM: dts: imx51-zii-rdu1: fix touchscreen pinctrl |
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On Wed, Jun 20, 2018 at 1:35 PM, Nick Dyer <nick@shmanahar.org> wrote: > The pinctrl settings were incorrect for the touchscreen interrupt line, causing > an interrupt storm. This change has been tested with both the atmel_mxt_ts and > RMI4 drivers on the RDU1 units. > > The value 0x4 comes from the value of register IOMUXC_SW_PAD_CTL_PAD_CSI1_D8 > from the old vendor kernel. > > Signed-off-by: Nick Dyer <nick@shmanahar.org> > Fixes: ceef0396f367 ("ARM: dts: imx: add ZII RDU1 board") > Cc: <stable@vger.kernel.org> # 4.15+ > Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com> > --- > Changes in v4: > - Add reviewed by Fabio > Changes in v3: > - Update commit message to add source of 0x4 value, fixes tag and CC stable > Changes in v2: > - Use hex, only alter IRQ line config
Tested on an RDU1 with Synaptics touchscreen successfully. No interrupt store any longer...
Tested-by: Chris Healy <cphealy@gmail.com>
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