diff options
Diffstat (limited to 'drivers/sound/Kconfig')
| -rw-r--r-- | drivers/sound/Kconfig | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/drivers/sound/Kconfig b/drivers/sound/Kconfig index 40f4f7598a..6e9dcefcb9 100644 --- a/drivers/sound/Kconfig +++ b/drivers/sound/Kconfig @@ -40,6 +40,37 @@ config I2S_SAMSUNG option provides an implementation for sound_init() and sound_play(). +config SOUND_I8254 + bool "Intel i8254 timer / beeper" + depends on SOUND + help + This enables support for a beeper that uses the i8254 timer chip. + This can emit beeps at a fixed frequency. It is possible to control + the length of the beeps, by turning a beep on, waiting for a period + of time, then turning it off. + + This is quite an old feature, called PIT (Programmable Interval + Timer), but is nonetheless still available on modern x86 machines. + +config SOUND_INTEL_HDA + bool "Intel HDA audio codec" + depends on SOUND + help + Most Intel chips have an HDA (High-definition audio) codec which can + be used by U-Boot to play simple beeps. This is also sometimes called + Azalia which was the development code-name. It requires setup + information in the device tree (see intel-hda.txt). + +config SOUND_IVYBRIDGE + bool "Intel Ivybridge sound support" + depends on SOUND + select SOUND_INTEL_HDA + help + Enable sound output on supported Intel Ivybridge-based boards. This + driver uses Intel's High-definition Audio (HDA) architecture, + sometimes called Azalia. The audio codec is detected using a + semi-automatic mechanism. + config SOUND_MAX98088 bool "Support Maxim max98088 audio codec" depends on I2S @@ -64,6 +95,15 @@ config SOUND_MAX98095 audio data and I2C for codec control. At present it only works with the Samsung I2S driver. +config SOUND_RT5677 + bool "Support Realtek RT5677 audio codec" + depends on SOUND + help + Enable the Realtek RT5677 audio codec. This is an I2S device used on + some Chromebooks from around 2015 ('auron'). It is configured using + an I2C interface and supports multiple sound inputs and outputs, + including digital microphones. + config SOUND_SANDBOX bool "Support sandbox emulated audio codec" depends on SANDBOX && SOUND |