diff options
| author | Simon Glass <sjg@chromium.org> | 2018-12-10 10:37:33 -0700 |
|---|---|---|
| committer | Simon Glass <sjg@chromium.org> | 2018-12-13 16:32:49 -0700 |
| commit | ce6d99a056ebc9ad329521ca3660f6cb298a7666 (patch) | |
| tree | e297e74248dba6d54656e7899a4bd0e134c1dd9d /arch/sandbox | |
| parent | 45863db5a97360b6843a0488621342819e9a6e62 (diff) | |
dm: sound: Create a uclass for audio codecs
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@chromium.org>
Diffstat (limited to 'arch/sandbox')
| -rw-r--r-- | arch/sandbox/dts/test.dts | 7 | ||||
| -rw-r--r-- | arch/sandbox/include/asm/test.h | 10 |
2 files changed, 16 insertions, 1 deletions
diff --git a/arch/sandbox/dts/test.dts b/arch/sandbox/dts/test.dts index 6b1c2692ba..9ced5beee8 100644 --- a/arch/sandbox/dts/test.dts +++ b/arch/sandbox/dts/test.dts @@ -42,7 +42,12 @@ osd0 = "/osd"; }; - cros_ec: cros-ec { + audio: audio-codec { + compatible = "sandbox,audio-codec"; + #sound-dai-cells = <1>; + }; + + cros_ec: cros-ec { reg = <0 0>; compatible = "google,cros-ec-sandbox"; diff --git a/arch/sandbox/include/asm/test.h b/arch/sandbox/include/asm/test.h index 5e81839295..f70e0d8417 100644 --- a/arch/sandbox/include/asm/test.h +++ b/arch/sandbox/include/asm/test.h @@ -121,4 +121,14 @@ int sandbox_pwm_get_config(struct udevice *dev, uint channel, uint *period_nsp, */ void sandbox_sf_set_block_protect(struct udevice *dev, int bp_mask); +/** + * sandbox_get_codec_params() - Read back codec parameters + * + * This reads back the parameters set by audio_codec_set_params() for the + * sandbox audio driver. Arguments are as for that function. + */ +void sandbox_get_codec_params(struct udevice *dev, int *interfacep, int *ratep, + int *mclk_freqp, int *bits_per_samplep, + uint *channelsp); + #endif |