Enable i2c led expander PCA9532 module support populated on
phyBOARD-Pollux-i.MX8M Plus.
Signed-off-by: NTeresa Remmet <t.remmet@phytec.de>
Reviewed-by: NKrzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: NShawn Guo <shawnguo@kernel.org>