Messages in this thread | | | Subject | Re: [PATCH 1/2] arm64: dts: rockchip: rk356x: Add HDMI audio nodes | From | Michael Riesch <> | Date | Thu, 25 Nov 2021 19:47:07 +0100 |
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Hello Nicolas,
On 11/25/21 11:08 AM, Nicolas Frattaroli wrote: > This adds the i2s0 node and an hdmi-sound sound device to the > rk356x device tree. On the rk356[68], the i2s0 controller is > connected to HDMI audio. > > Signed-off-by: Nicolas Frattaroli <frattaroli.nicolas@gmail.com> > --- > arch/arm64/boot/dts/rockchip/rk356x.dtsi | 32 ++++++++++++++++++++++++ > 1 file changed, 32 insertions(+) > > diff --git a/arch/arm64/boot/dts/rockchip/rk356x.dtsi b/arch/arm64/boot/dts/rockchip/rk356x.dtsi > index 3c09cf6d4c37..ad4053402eef 100644 > --- a/arch/arm64/boot/dts/rockchip/rk356x.dtsi > +++ b/arch/arm64/boot/dts/rockchip/rk356x.dtsi > @@ -614,6 +614,21 @@ hdmi_in_vp2: endpoint@2 { > }; > }; > > + hdmi_sound: hdmi-sound { > + compatible = "simple-audio-card"; > + simple-audio-card,format = "i2s"; > + simple-audio-card,mclk-fs = <256>; > + simple-audio-card,name = "hdmi-sound"; > + status = "disabled"; > + > + simple-audio-card,cpu { > + sound-dai = <&i2s0_8ch>; > + }; > + simple-audio-card,codec { > + sound-dai = <&hdmi>; > + }; > + }; > + > qos_gpu: qos@fe128000 { > compatible = "rockchip,rk3568-qos", "syscon"; > reg = <0x0 0xfe128000 0x0 0x20>; > @@ -789,6 +804,23 @@ spdif: spdif@fe460000 { > status = "disabled"; > }; > > + i2s0_8ch: i2s@fe400000 { > + compatible = "rockchip,rk3568-i2s-tdm"; > + reg = <0x0 0xfe400000 0x0 0x1000>; > + interrupts = <GIC_SPI 52 IRQ_TYPE_LEVEL_HIGH>; > + assigned-clocks = <&cru CLK_I2S0_8CH_TX_SRC>, <&cru CLK_I2S0_8CH_RX_SRC>; > + assigned-clock-rates = <1188000000>, <1188000000>; > + clocks = <&cru MCLK_I2S0_8CH_TX>, <&cru MCLK_I2S0_8CH_RX>, <&cru HCLK_I2S0_8CH>; > + clock-names = "mclk_tx", "mclk_rx", "hclk"; > + dmas = <&dmac1 0>; > + dma-names = "tx"; > + resets = <&cru SRST_M_I2S0_8CH_TX>, <&cru SRST_M_I2S0_8CH_RX>; > + reset-names = "tx-m", "rx-m"; > + rockchip,grf = <&grf>; > + #sound-dai-cells = <0>; > + status = "disabled"; > + }; > + > i2s1_8ch: i2s@fe410000 { > compatible = "rockchip,rk3568-i2s-tdm"; > reg = <0x0 0xfe410000 0x0 0x1000>; >
on a RK3568 EVB1 with corresponding dts changes:
Tested-by: Michael Riesch <michael.riesch@wolfvision.net>
Thanks and best regards, Michael
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