Pass regulator id rahter than the index to lp872x_find_regulator_init_data(),
then the code can be simpler.
We can also get max_regulators by lp->num_regulators.
Signed-off-by: NAxel Lin <axel.lin@gmail.com>
Acked-by: NMilo(Woogyom) Kim <milo.kim@ti.com>
Tested-by: NMilo(Woogyom) Kim <milo.kim@ti.com>
Signed-off-by: NMark Brown <broonie@opensource.wolfsonmicro.com>

Use err log rather than warning message when the platform data is NULL
Signed-off-by: NMilo(Woogyom) Kim <milo.kim@ti.com>
Signed-off-by: NMark Brown <broonie@opensource.wolfsonmicro.com>

Return -EINVAL if pdata is NULL, otherwise we have NULL dereference bug.
This patch also moves the code checking pdata earlier in lp872x_probe.
Signed-off-by: NAxel Lin <axel.lin@gmail.com>
Signed-off-by: NMark Brown <broonie@opensource.wolfsonmicro.com>

This driver supports TI/National LP8720, LP8725 PMIC.
Signed-off-by: NMilo(Woogyom) Kim <milo.kim@ti.com>
Reviewed-by: NAxel Lin <axel.lin@gmail.com>
Signed-off-by: NMark Brown <broonie@opensource.wolfsonmicro.com>