[PATCH v2 7/8] arm64: dts: mediatek: mt8188: Add audio support
From: Fei Shao
Date: Wed Sep 11 2024 - 06:54:45 EST
Add following nodes to support audio enablement on MT8188 SoC:
- sound card
- audio controller (AFE)
- audio DSP and its associated mailboxes
Signed-off-by: Fei Shao <fshao@xxxxxxxxxxxx>
---
Changes in v2:
- Replace hardcoded AFE reset ID with correct definition
arch/arm64/boot/dts/mediatek/mt8188.dtsi | 96 ++++++++++++++++++++++++
1 file changed, 96 insertions(+)
diff --git a/arch/arm64/boot/dts/mediatek/mt8188.dtsi b/arch/arm64/boot/dts/mediatek/mt8188.dtsi
index 32e5b7108f6a..f459e86d4024 100644
--- a/arch/arm64/boot/dts/mediatek/mt8188.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8188.dtsi
@@ -429,6 +429,11 @@ psci {
method = "smc";
};
+ sound: sound {
+ mediatek,platform = <&afe>;
+ status = "disabled";
+ };
+
thermal_zones: thermal-zones {
cpu-little0-thermal {
polling-delay = <1000>;
@@ -1349,6 +1354,97 @@ scp: scp@10500000 {
interrupts = <GIC_SPI 462 IRQ_TYPE_LEVEL_HIGH 0>;
};
+ afe: audio-controller@10b10000 {
+ compatible = "mediatek,mt8188-afe";
+ reg = <0 0x10b10000 0 0x10000>;
+ assigned-clocks = <&topckgen CLK_TOP_A1SYS_HP>;
+ assigned-clock-parents = <&clk26m>;
+ clocks = <&clk26m>,
+ <&apmixedsys CLK_APMIXED_APLL1>,
+ <&apmixedsys CLK_APMIXED_APLL2>,
+ <&topckgen CLK_TOP_APLL12_CK_DIV0>,
+ <&topckgen CLK_TOP_APLL12_CK_DIV1>,
+ <&topckgen CLK_TOP_APLL12_CK_DIV2>,
+ <&topckgen CLK_TOP_APLL12_CK_DIV3>,
+ <&topckgen CLK_TOP_APLL12_CK_DIV9>,
+ <&topckgen CLK_TOP_A1SYS_HP>,
+ <&topckgen CLK_TOP_AUD_INTBUS>,
+ <&topckgen CLK_TOP_AUDIO_H>,
+ <&topckgen CLK_TOP_AUDIO_LOCAL_BUS>,
+ <&topckgen CLK_TOP_DPTX>,
+ <&topckgen CLK_TOP_I2SO1>,
+ <&topckgen CLK_TOP_I2SO2>,
+ <&topckgen CLK_TOP_I2SI1>,
+ <&topckgen CLK_TOP_I2SI2>,
+ <&adsp_audio26m CLK_AUDIODSP_AUDIO26M>,
+ <&topckgen CLK_TOP_APLL1_D4>,
+ <&topckgen CLK_TOP_APLL2_D4>,
+ <&topckgen CLK_TOP_APLL12_CK_DIV4>,
+ <&topckgen CLK_TOP_A2SYS>,
+ <&topckgen CLK_TOP_AUD_IEC>;
+ clock-names = "clk26m",
+ "apll1",
+ "apll2",
+ "apll12_div0",
+ "apll12_div1",
+ "apll12_div2",
+ "apll12_div3",
+ "apll12_div9",
+ "top_a1sys_hp",
+ "top_aud_intbus",
+ "top_audio_h",
+ "top_audio_local_bus",
+ "top_dptx",
+ "top_i2so1",
+ "top_i2so2",
+ "top_i2si1",
+ "top_i2si2",
+ "adsp_audio_26m",
+ "apll1_d4",
+ "apll2_d4",
+ "apll12_div4",
+ "top_a2sys",
+ "top_aud_iec";
+ interrupts = <GIC_SPI 822 IRQ_TYPE_LEVEL_HIGH 0>;
+ power-domains = <&spm MT8188_POWER_DOMAIN_AUDIO>;
+ resets = <&watchdog MT8188_TOPRGU_AUDIO_SW_RST>;
+ reset-names = "audiosys";
+ mediatek,infracfg = <&infracfg_ao>;
+ mediatek,topckgen = <&topckgen>;
+ status = "disabled";
+ };
+
+ adsp: adsp@10b80000 {
+ compatible = "mediatek,mt8188-dsp";
+ reg = <0 0x10b80000 0 0x2000>,
+ <0 0x10d00000 0 0x80000>,
+ <0 0x10b8b000 0 0x100>,
+ <0 0x10b8f000 0 0x1000>;
+ reg-names = "cfg", "sram", "sec", "bus";
+ assigned-clocks = <&topckgen CLK_TOP_ADSP>;
+ clocks = <&topckgen CLK_TOP_ADSP>,
+ <&topckgen CLK_TOP_AUDIO_LOCAL_BUS>;
+ clock-names = "audiodsp", "adsp_bus";
+ mboxes = <&adsp_mailbox0>, <&adsp_mailbox1>;
+ mbox-names = "rx", "tx";
+ power-domains = <&spm MT8188_POWER_DOMAIN_ADSP>;
+ status = "disabled";
+ };
+
+ adsp_mailbox0: mailbox@10b86000 {
+ compatible = "mediatek,mt8188-adsp-mbox", "mediatek,mt8186-adsp-mbox";
+ reg = <0 0x10b86100 0 0x1000>;
+ interrupts = <GIC_SPI 478 IRQ_TYPE_LEVEL_HIGH 0>;
+ #mbox-cells = <0>;
+ };
+
+ adsp_mailbox1: mailbox@10b87000 {
+ compatible = "mediatek,mt8188-adsp-mbox", "mediatek,mt8186-adsp-mbox";
+ reg = <0 0x10b87100 0 0x1000>;
+ interrupts = <GIC_SPI 479 IRQ_TYPE_LEVEL_HIGH 0>;
+ #mbox-cells = <0>;
+ };
+
adsp_audio26m: clock-controller@10b91100 {
compatible = "mediatek,mt8188-adsp-audio26m";
reg = <0 0x10b91100 0 0x100>;
--
2.46.0.598.g6f2099f65c-goog