From: Arnd Bergmann arnd@arndb.de

When building a PXA kernel without legacy board file support, the AC97 code is not built, so none of the AC97 drivers can be used.

Add a Kconfig prompt to let users turn it on, and have it enabled by default.

Cc: Robert Jarzmik robert.jarzmik@free.fr Cc: Liam Girdwood lgirdwood@gmail.com Cc: Mark Brown broonie@kernel.org Cc: Jaroslav Kysela perex@perex.cz Cc: Takashi Iwai tiwai@suse.com Cc: alsa-devel@alsa-project.org Signed-off-by: Arnd Bergmann arnd@arndb.de --- sound/soc/pxa/Kconfig | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/sound/soc/pxa/Kconfig b/sound/soc/pxa/Kconfig index a045693d5bc2..2036d368c08d 100644 --- a/sound/soc/pxa/Kconfig +++ b/sound/soc/pxa/Kconfig @@ -16,7 +16,10 @@ config SND_PXA2XX_AC97 tristate

config SND_PXA2XX_SOC_AC97 - tristate + tristate "SoC AC97 support for PXA2xx" + depends on SND_PXA2XX_SOC + depends on AC97_BUS=n + default y select AC97_BUS_NEW select SND_PXA2XX_LIB select SND_PXA2XX_LIB_AC97