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This patchset adds the SiRF USP controller driver, this driver uses the USP as I2S or DSP_A mode interface.
Rongjun Ying (2): ASoC: sirf: Add audio usp interface driver ASoC: sirf: Add device tree binding for the USP audio device
.../devicetree/bindings/sound/sirf-usp.txt | 27 ++ sound/soc/sirf/Kconfig | 6 + sound/soc/sirf/Makefile | 2 + sound/soc/sirf/sirf-usp.c | 415 +++++++++++++++++++++ sound/soc/sirf/sirf-usp.h | 293 +++++++++++++++ 5 files changed, 743 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/sirf-usp.txt create mode 100644 sound/soc/sirf/sirf-usp.c create mode 100644 sound/soc/sirf/sirf-usp.h