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Add audio driver for Starfive JH7100 SOC
Signed-off-by: Michael Yan <michael.yan@starfivetech.com> Signed-off-by: Jenny Zhang <jenny.zhang@starfivetech.com> Signed-off-by: Walker Chen <walker.chen@starfivetech.com>
1 parent d26ab6a commit 7eccd16

18 files changed

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‎arch/riscv/boot/dts/starfive/jh7100-common.dtsi‎

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@@ -413,6 +413,20 @@
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slew-rate = <0>;
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};
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};
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pwmdac_pins: pwmdac_0 {
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pwmdac_pins {
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pinmux = <GPIOMUX(23, GPO_PWMDAC_LEFT_OUT,
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GPO_ENABLE, GPI_NONE)>,
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<GPIOMUX(24, GPO_PWMDAC_RIGHT_OUT,
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GPO_ENABLE, GPI_NONE)>;
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bias-disable;
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drive-strength = <35>;
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input-disable;
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input-schmitt-disable;
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slew-rate = <0>;
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};
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};
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};
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&i2c0 {
@@ -568,3 +582,9 @@
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dr_mode = "host";
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status = "okay";
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};
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&pwmdac {
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pinctrl-names = "default";
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pinctrl-0 = <&pwmdac_pins>;
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status = "okay";
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};

‎arch/riscv/boot/dts/starfive/jh7100.dtsi‎

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snps,block-size = <4096 4096 4096 4096>;
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snps,priority = <0 1 2 3>;
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snps,axi-max-burst-len = <128>;
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status = "okay";
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dma-coherent;
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};
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crypto: crypto@100d0000 {
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#clock-cells = <1>;
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};
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audioclk: clock-controller@10480000 {
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compatible = "starfive,jh7100-audclk";
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reg = <0x0 0x10480000 0x0 0x10000>;
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clocks = <&osc_sys>, <&osc_aud>;
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clock-names = "osc_sys", "osc_aud";
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#clock-cells = <1>;
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};
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otp: otp@11810000 {
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compatible = "starfive,fu740-otp";
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reg = <0x0 0x11810000 0x0 0x10000>;
@@ -652,5 +662,137 @@
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dsp@0 {
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};
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};
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i2sadc0: i2sadc0@10400000 {
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compatible = "snps,designware-i2sadc0";
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reg = <0x0 0x10400000 0x0 0x1000>;
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interrupt-parent = <&plic>;
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clocks = <&clkgen JH7100_CLK_APB1_BUS>;
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clock-names = "i2sclk";
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#sound-dai-cells = <0>;
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dmas = <&dma2p 28>;
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dma-names = "rx";
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};
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i2svad: i2svad@10420000 {
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compatible = "starfive,sf-i2svad";
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reg = <0x0 0x10420000 0x0 0x1000> ;
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interrupt-parent = <&plic>;
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interrupts = <60>, <61>;
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interrupt-names = "spintr", "slintr";
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clocks = <&audioclk JH7100_CLK_APB_I2SVAD>;
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clock-names = "i2svad_apb";
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resets = <&audrst JH7100_AUDRSTN_APB_I2SVAD>,
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<&audrst JH7100_AUDRSTN_I2SVAD_SRST>;
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reset-names = "apb_i2svad", "i2svad_srst";
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#sound-dai-cells = <0>;
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};
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i2sdac0: i2sdac0@10450000 {
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compatible = "snps,designware-i2sdac0";
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reg = <0x0 0x10450000 0x0 0x1000>;
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interrupt-parent = <&plic>;
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clocks = <&audioclk JH7100_CLK_DAC_MCLK>,
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<&audioclk JH7100_CLK_I2S0_BCLK>,
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<&audioclk JH7100_CLK_I2S0_LRCLK>,
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<&audioclk JH7100_CLK_APB_I2S0>;
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clock-names = "dac_mclk", "i2sdac0_bclk", "i2sdac0_lrclk", "i2sdac_apb";
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resets = <&audrst JH7100_AUDRSTN_APB_I2SDAC>,
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<&audrst JH7100_AUDRSTN_I2SDAC_SRST>;
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reset-names = "apb_i2sdac", "i2sdac_srst";
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#sound-dai-cells = <0>;
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dmas = <&dma2p 30>;
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dma-names = "tx";
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};
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i2sdac1: i2sdac1@10460000 {
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compatible = "snps,designware-i2sdac1";
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reg = <0x0 0x10460000 0x0 0x1000>;
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interrupt-parent = <&plic>;
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clocks = <&audioclk JH7100_CLK_DAC_MCLK>,
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<&audioclk JH7100_CLK_I2S1_BCLK>,
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<&audioclk JH7100_CLK_I2S1_LRCLK>,
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<&audioclk JH7100_CLK_APB_I2S1>;
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clock-names = "dac_mclk", "i2sdac1_bclk", "i2sdac1_lrclk", "i2s1_apb";
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resets = <&audrst JH7100_AUDRSTN_APB_I2S1>,
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<&audrst JH7100_AUDRSTN_I2S1_SRST>;
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#sound-dai-cells = <0>;
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dmas = <&dma2p 31>;
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dma-names = "tx";
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};
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i2sdac16k: i2sdac16k@10470000 {
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compatible = "snps,designware-i2sdac16k";
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reg = <0x0 0x10470000 0x0 0x1000>;
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interrupt-parent = <&plic>;
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clocks = <&clkgen JH7100_CLK_APB1_BUS>;
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clock-names = "i2sclk";
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#sound-dai-cells = <0>;
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dmas = <&dma2p 29>;
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dma-names = "tx";
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};
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spdif_transmitter: spdif_transmitter {
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compatible = "linux,spdif-dit";
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#sound-dai-cells = <0>;
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};
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spdif_receiver: spdif_receiver {
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compatible = "linux,spdif-dir";
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#sound-dai-cells = <0>;
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};
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pwmdac: pwmdac@10440000 {
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compatible = "starfive,pwmdac";
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reg = <0x0 0x10440000 0x0 0x1000>;
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clocks = <&clkgen JH7100_CLK_AUDIO_ROOT>,
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<&clkgen JH7100_CLK_AUDIO_SRC>,
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<&clkgen JH7100_CLK_AUDIO_12288>,
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<&audioclk JH7100_CLK_DMA1P_AHB>,
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<&audioclk JH7100_CLK_APB_PWMDAC>,
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<&audioclk JH7100_CLK_DAC_MCLK>;
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clock-names = "audio_root", "audio_src", "audio_12288", "dma1p_ahb", "pwmdac_apb", "dac_mclk";
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resets = <&audrst JH7100_AUDRSTN_APB_BUS>,
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<&audrst JH7100_AUDRSTN_DMA1P_AHB>,
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<&audrst JH7100_AUDRSTN_APB_PWMDAC>;
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reset-names = "apb_bus", "dma1p_ahb", "apb_pwmdac";
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dmas = <&dma2p 23>;
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dma-names = "tx";
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#sound-dai-cells = <0>;
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};
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pwmdac_codec: pwmdac-transmitter {
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compatible = "linux,pwmdac-dit";
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#sound-dai-cells = <0>;
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};
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dmic_codec: dmic_codec {
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compatible = "dmic-codec";
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#sound-dai-cells = <0>;
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};
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sound:snd-card{
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compatible = "simple-audio-card";
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simple-audio-card,name = "Starfive-Multi-Sound-Card";
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#address-cells = <1>;
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#size-cells = <0>;
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/* pwmdac */
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simple-audio-card,dai-link@0 {
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reg = <0>;
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status = "okay";
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format = "left_j";
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bitclock-master = <&sndcpu0>;
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frame-master = <&sndcpu0>;
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sndcpu0: cpu {
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sound-dai = <&pwmdac>;
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};
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codec {
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sound-dai = <&pwmdac_codec>;
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};
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};
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};
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};
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};

‎sound/soc/Kconfig‎

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@@ -83,6 +83,7 @@ source "sound/soc/sh/Kconfig"
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source "sound/soc/sof/Kconfig"
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source "sound/soc/spear/Kconfig"
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source "sound/soc/sprd/Kconfig"
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source "sound/soc/starfive/Kconfig"
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source "sound/soc/sti/Kconfig"
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source "sound/soc/stm/Kconfig"
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source "sound/soc/sunxi/Kconfig"

‎sound/soc/Makefile‎

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@@ -49,6 +49,7 @@ obj-$(CONFIG_SND_SOC) += pxa/
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obj-$(CONFIG_SND_SOC) += qcom/
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obj-$(CONFIG_SND_SOC) += rockchip/
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obj-$(CONFIG_SND_SOC) += samsung/
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obj-$(CONFIG_SND_SOC) += starfive/
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obj-$(CONFIG_SND_SOC) += sh/
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obj-$(CONFIG_SND_SOC) += sof/
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obj-$(CONFIG_SND_SOC) += spear/

‎sound/soc/starfive/Kconfig‎

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# SPDX-License-Identifier: GPL-2.0
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# Copyright (C) 2021 StarFive Technology Co., Ltd.
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config SND_STARFIVE_SPDIF
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tristate "starfive spdif"
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select SND_SOC_GENERIC_DMAENGINE_PCM
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select REGMAP_MMIO
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help
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Say Y or M if you want to add support for codecs attached to the
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I2S interface on VIC vic_starlight board. You will also need to select
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the drivers for the rest of VIC audio subsystem.
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config SND_STARFIVE_SPDIF_PCM
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bool "PCM PIO extension for spdif driver"
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depends on SND_STARFIVE_SPDIF
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help
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Say Y or N if you want to add a custom ALSA extension that registers
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a PCM and uses PIO to transfer data.
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config SND_STARFIVE_PWMDAC
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tristate "starfive pwmdac Device Driver"
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select SND_SOC_GENERIC_DMAENGINE_PCM
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help
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Say Y or M if you want to add support for sf pwmdac driver.
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config SND_STARFIVE_PWMDAC_PCM
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bool "PCM PIO extension for pwmdac driver"
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depends on SND_STARFIVE_PWMDAC
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help
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Say Y or N if you want to add a custom ALSA extension that registers
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a PCM and uses PIO to transfer data.
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config SND_STARFIVE_PDM
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tristate "starfive pdm Device Driver"
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select REGMAP_MMIO
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help
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Say Y or M if you want to add support for sf pdm driver.
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config SND_STARFIVE_I2SVAD
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tristate "starfive I2SVAD Device Driver"
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select SND_SOC_GENERIC_DMAENGINE_PCM
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help
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Say Y or M if you want to add support for I2SVAD driver for
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starfive I2SVAD device.
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config SND_STARFIVE_I2SVAD_PCM
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bool "PCM PIO extension for I2SVAD driver"
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depends on SND_STARFIVE_I2SVAD
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help
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Say Y or N if you want to add a custom ALSA extension that registers
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a PCM and uses PIO to transfer data.
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This functionality is specially suited for I2SVAD devices that don't have
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DMA support.
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‎sound/soc/starfive/Makefile‎

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# SPDX-License-Identifier: GPL-2.0
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#
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# Copyright (C) 2021 StarFive Technology Co., Ltd.
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#
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obj-$(CONFIG_SND_STARFIVE_SPDIF) += spdif.o
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spdif-y := starfive_spdif.o
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spdif-$(CONFIG_SND_STARFIVE_SPDIF_PCM) += starfive_spdif_pcm.o
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obj-$(CONFIG_SND_STARFIVE_PWMDAC) += pwmdac.o
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pwmdac-y := starfive_pwmdac.o starfive_pwmdac_transmitter.o
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pwmdac-$(CONFIG_SND_STARFIVE_PWMDAC_PCM) += starfive_pwmdac_pcm.o
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obj-$(CONFIG_SND_STARFIVE_PDM) += starfive_pdm.o
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obj-$(CONFIG_SND_STARFIVE_I2SVAD) += i2svad.o
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i2svad-y := starfive_i2svad.o
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i2svad-$(CONFIG_SND_STARFIVE_I2SVAD_PCM) += starfive_i2svad_pcm.o

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