ASoC: sgtl500: Document the required supplies
authorFabio Estevam <fabio.estevam@freescale.com>
Tue, 14 Oct 2014 14:11:02 +0000 (11:11 -0300)
committerMark Brown <broonie@kernel.org>
Wed, 15 Oct 2014 09:18:23 +0000 (11:18 +0200)
commitc171b120c327e41278fc55d0b3d44be109dbf8c3
tree0c3491104ee63993fe341d6b46a7579dddc1c73c
parenta5448c88b812390a3622e76d774e10c0da1fb970
ASoC: sgtl500: Document the required supplies

sgtl5000 has two required supplies: VDDA and VDDIO and one optional supply:
VDDD, so document this properly.

Not passing VDDA and VDDIO prevents the driver to probe successfully.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Documentation/devicetree/bindings/sound/sgtl5000.txt