On Sat, Jun 11, 2022 at 2:53 AM Nicolas Frattaroli <frattaroli.nicolas@xxxxxxxxx> wrote: > > This enables HDMI audio on Quartz64 Model A, and the RK356x SoC in > general. > > i2s0 on the RK356x is connected to HDMI, and only has one DMA. I've > confirmed this with the TRM. > > To test this, one needs a video clock, i.e. there is no audio if your > screen is off. The framebuffer console or something else needs to be > running to get audio output. Excellent work! Tested on Quartz64 Model A. Tested-by: Peter Geis <pgwipeout@xxxxxxxxx> > > Changes in v3: > - rebased onto next-20220610 > > Changes in v2: > - reordered nodes in rk356x.dtsi to conform > - reordered properties in rk356x.dtsi to conform > - add Michael Riesch's Tested-by to rk356x.dtsi > > Nicolas Frattaroli (2): > arm64: dts: rockchip: rk356x: Add HDMI audio nodes > arm64: dts: rockchip: Enable HDMI audio on Quartz64 A > > .../boot/dts/rockchip/rk3566-quartz64-a.dts | 8 +++++ > arch/arm64/boot/dts/rockchip/rk356x.dtsi | 33 +++++++++++++++++++ > 2 files changed, 41 insertions(+) > > -- > 2.36.1 >
