On Mon, Jul 02, 2018 at 10:05:44AM +0200, Niklas Söderlund wrote:
> The datasheet do not document any registers to control drive strength,
> and no drive strength registers are for this reason described for this
> SoC. The flag indicating that drive strength can be controlled are
> however set for some pins in the driver.
> 
> This leads to a NULL pointer dereference when the sh-pfc core tries to
> access the struct describing the drive strength registers, for example
> when reading the sysfs file pinconf-pins.
> 
> Fix this by removing the SH_PFC_PIN_CFG_DRIVE_STRENGTH from all pins.
> 
> Signed-off-by: Niklas Söderlund <[email protected]>

Reviewed-by: Simon Horman <[email protected]>

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