[RESEND PATCH v3 1/2] ASoC: atmel-classd: add the Audio Class D Amplifier

Add driver for the digital imput to PWM output stereo class D amplifier. It comes with filter, digitally controlled gain, an equalizer and a dmphase filter. Signed-off-by: Songjun Wu --- Changes in v3: - Remove '.owner' field in variable 'atmel_classd_driver', since the core will do it. -

[RESEND PATCH v3 1/2] ASoC: atmel-classd: add the Audio Class D Amplifier

Add driver for the digital imput to PWM output stereo class D amplifier. It comes with filter, digitally controlled gain, an equalizer and a dmphase filter. Signed-off-by: Songjun Wu --- Changes in v3: - Remove '.owner' field in variable 'atmel_classd_driver', since the