[U-Boot] [PATCH v2 04/22] dm: sound: Create a uclass for audio codecs

[sjg at google.com]

An audio codec provides a way to convert digital data to sound and vice
versa. Add a simple uclass which just supports setting the parameters for
the codec.

Signed-off-by: Simon Glass <sjg at chromium.org>
---

Changes in v2: None

 arch/sandbox/dts/test.dts       |  7 ++++-
 arch/sandbox/include/asm/test.h | 10 ++++++
 drivers/sound/Makefile          |  1 +
 drivers/sound/codec-uclass.c    | 26 ++++++++++++++++
 drivers/sound/sandbox.c         | 55 +++++++++++++++++++++++++++++++++
 include/audio_codec.h           | 48 ++++++++++++++++++++++++++++
 include/dm/uclass-id.h          |  1 +
 test/dm/Makefile                |  1 +
 test/dm/audio.c                 | 34 ++++++++++++++++++++
 9 files changed, 182 insertions(+), 1 deletion(-)
 create mode 100644 drivers/sound/codec-uclass.c
 create mode 100644 include/audio_codec.h
 create mode 100644 test/dm/audio.c

Applied to u-boot-dm/master