treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 174

Based on 1 normalized pattern(s):

this program is free software you can redistribute it and or modify
it under the terms of the gnu general public license version 2 as
published by the free software foundation this program is
distributed in the hope that it will be useful but without any
warranty without even the implied warranty of merchantability or
fitness for a particular purpose see the gnu general public license
for more details

extracted by the scancode license scanner the SPDX license identifier

GPL-2.0-only

has been chosen to replace the boilerplate/reference in 655 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190527070034.575739538@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

ASoC: cs4349: Drop platform data support

The struct cs4349_platform_data should be defined in a public header in
include/sound/ rather than in sound/soc/codecs folder.
In additional, the platform data support is not properly handled in this
driver so remove it now.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

ASoC: cs4349: Fix max_register setting for cs4349_regmap

The max_register should be the maximum valid register index rather than
number of registers. Also remove unused defines.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: Tim Howe <tim.howe@cirrus.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

ASoC: cs4349: Add support for Cirrus Logic CS4349

Signed-off-by: Tim Howe <tim.howe@cirrus.com>
Signed-off-by: Mark Brown <broonie@kernel.org>