diff options
Diffstat (limited to 'sound/soc/cirrus/Kconfig')
| -rw-r--r-- | sound/soc/cirrus/Kconfig | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/sound/soc/cirrus/Kconfig b/sound/soc/cirrus/Kconfig new file mode 100644 index 000000000..38a83c4dc --- /dev/null +++ b/sound/soc/cirrus/Kconfig @@ -0,0 +1,42 @@ +# SPDX-License-Identifier: GPL-2.0-only +config SND_EP93XX_SOC + tristate "SoC Audio support for the Cirrus Logic EP93xx series" + depends on ARCH_EP93XX || COMPILE_TEST + select SND_SOC_GENERIC_DMAENGINE_PCM + help + Say Y or M if you want to add support for codecs attached to + the EP93xx I2S or AC97 interfaces. + +config SND_EP93XX_SOC_I2S + tristate "I2S controller support for the Cirrus Logic EP93xx series" + depends on SND_EP93XX_SOC + help + Say Y or M if you want to add support for codecs attached to + the EP93xx I2S interface. + +if SND_EP93XX_SOC_I2S + +config SND_EP93XX_SOC_I2S_WATCHDOG + bool "IRQ based underflow watchdog workaround" + default y + help + I2S controller on EP93xx seems to have undocumented HW issue. + Underflow of internal I2S controller FIFO could confuse the + state machine and the whole stream can be shifted by one byte + until I2S is disabled. This option enables IRQ based watchdog + which disables and re-enables I2S in case of underflow and + fills FIFO with zeroes. + + If you are unsure how to answer this question, answer Y. + +endif # if SND_EP93XX_SOC_I2S + +config SND_EP93XX_SOC_EDB93XX + tristate "SoC Audio support for Cirrus Logic EDB93xx boards" + depends on SND_EP93XX_SOC && (MACH_EDB9301 || MACH_EDB9302 || MACH_EDB9302A || MACH_EDB9307A || MACH_EDB9315A) + select SND_EP93XX_SOC_I2S + select SND_SOC_CS4271_I2C if I2C + select SND_SOC_CS4271_SPI if SPI_MASTER + help + Say Y or M here if you want to add support for I2S audio on the + Cirrus Logic EDB93xx boards. |