small pca953x update and fix for of.

[Ben Dooks <ben.dooks@xxxxxxxxxxxxxxx>]

When adding support for the OnSemi PCA9654 device to the pca953x driver
it was found that the driver did not work with of probing. This small
series adds the of-id for onsemi,pca9654 and fixes the of-only probe.

--
To unsubscribe from this list: send the line "unsubscribe linux-gpio" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html