regulator: pwm: Add missing quotes to DT example

Reported-by: Peter Rosin <peda@axentia.se>
Signed-off-by: Mark Brown <broonie@kernel.org>
Acked-by: Rob Herring <robh@kernel.org>

path: root/sound/soc/intel/Makefile

# Core support
obj-$(CONFIG_SND_SOC_INTEL_SST) += common/

# Platform Support
obj-$(CONFIG_SND_SOC_INTEL_HASWELL) += haswell/
obj-$(CONFIG_SND_SOC_INTEL_BAYTRAIL) += baytrail/
obj-$(CONFIG_SND_SST_MFLD_PLATFORM) += atom/
obj-$(CONFIG_SND_SOC_INTEL_SKYLAKE) += skylake/

# Machine support
obj-$(CONFIG_SND_SOC) += boards/