The intention of this patch series is to enable audio support on FSD SoC. The following features are added in samsung I2S interface: 1. Add TDM support on samsung I2S interface 2. Allow sound card to directly configure prescaler divider instead of calculating it from frame clock Also the sound card support for FSD SoC is added, which utilizes samsung I2S interface as CPU DAI. This patch is dependent on fsd-pinctrl fixes patch series [1] [1]: https://lkml.org/lkml/2022/10/13/257 Padmanabhan Rajanbabu (6): ASoC: samsung: i2s: TDM Support for CPU DAI driver ASoC: samsung: i2s: configure PSR from sound card dt-bindings: sound: Add sound card bindings for Tesla FSD ASoC: samsung: fsd: Add FSD soundcard driver arm64: dts: fsd: Add I2S DAI node for Tesla FSD arm64: dts: fsd: Add sound card node for Tesla FSD .../bindings/sound/tesla,fsd-card.yaml | 158 ++++++++ arch/arm64/boot/dts/tesla/fsd-evb.dts | 57 +++ arch/arm64/boot/dts/tesla/fsd-pinctrl.dtsi | 14 + arch/arm64/boot/dts/tesla/fsd.dtsi | 41 ++ sound/soc/samsung/Kconfig | 12 + sound/soc/samsung/Makefile | 2 + sound/soc/samsung/fsd-card.c | 349 ++++++++++++++++++ sound/soc/samsung/i2s-regs.h | 17 + sound/soc/samsung/i2s.c | 120 +++++- sound/soc/samsung/i2s.h | 1 + 10 files changed, 766 insertions(+), 5 deletions(-) create mode 100644 Documentation/devicetree/bindings/sound/tesla,fsd-card.yaml create mode 100644 sound/soc/samsung/fsd-card.c -- 2.17.1
