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commit7cc3bff4efupstream. The register mapping for the IIO driver for the Liteon Light and Proximity sensor LTR501 interrupt mode is interchanged (ALS/PS). There is a register called INTERRUPT register (address 0x8F) Bit 0 represents PS measurement trigger. Bit 1 represents ALS measurement trigger. This two bit fields are interchanged within the driver. see datasheet page 24: http://optoelectronics.liteon.com/upload/download/DS86-2012-0006/S_110_LTR-501ALS-01_PrelimDS_ver1%5B1%5D.pdf Signed-off-by: Franziska Naepelt <franziska.naepelt@idt.com> Fixes:7ac702b314("iio: ltr501: Add interrupt support") Acked-by: Peter Meerwald-Stadler <pmeerw@pmeerw.net> Signed-off-by: Jonathan Cameron <jic23@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>