[PATCH v3 0/4] Add audio support for LPC32XX CPUs

From: Piotr Wojtaszczyk
Date: Fri Jun 14 2024 - 12:36:35 EST


This pach set is to bring back audio to machines with a LPC32XX CPU.
The legacy LPC32XX SoC used to have audio spport in linux 2.6.27.
The support was dropped due to lack of interest from mainaeners.

Piotr Wojtaszczyk (4):
ASoC: dt-bindings: lpc32xx: Add lpc32xx i2s DT binding
ARM: dts: lpc32xx: Add missing properties for the i2s interfaces
ARM: lpc32xx: Add pl08x virtual dma channels for spi and i2s
ASoC: fsl: Add i2s and pcm drivers for LPC32xx CPUs

.../bindings/sound/nxp,lpc3220-i2s.yaml | 69 +++
MAINTAINERS | 8 +
arch/arm/boot/dts/nxp/lpc/lpc32xx.dtsi | 8 +
arch/arm/mach-lpc32xx/phy3250.c | 111 ++++-
sound/soc/fsl/Kconfig | 7 +
sound/soc/fsl/Makefile | 2 +
sound/soc/fsl/lpc3xxx-i2s.c | 393 ++++++++++++++++++
sound/soc/fsl/lpc3xxx-i2s.h | 79 ++++
sound/soc/fsl/lpc3xxx-pcm.c | 74 ++++
9 files changed, 750 insertions(+), 1 deletion(-)
create mode 100644 Documentation/devicetree/bindings/sound/nxp,lpc3220-i2s.yaml
create mode 100644 sound/soc/fsl/lpc3xxx-i2s.c
create mode 100644 sound/soc/fsl/lpc3xxx-i2s.h
create mode 100644 sound/soc/fsl/lpc3xxx-pcm.c

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2.25.1