ubuntu-linux-kernel/Documentation/devicetree/bindings/sound/mt2701-afe-pcm.txt

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Mediatek AFE PCM controller for mt2701
Required properties:
- compatible = "mediatek,mt2701-audio";
- reg: register location and size
- interrupts: should contain AFE and ASYS interrupts
- interrupt-names: should be "afe" and "asys"
- power-domains: should define the power domain
- clock-names: should have these clock names:
"infra_sys_audio_clk",
"top_audio_mux1_sel",
"top_audio_mux2_sel",
"top_audio_mux1_div",
"top_audio_mux2_div",
"top_audio_48k_timing",
"top_audio_44k_timing",
"top_audpll_mux_sel",
"top_apll_sel",
"top_aud1_pll_98M",
"top_aud2_pll_90M",
"top_hadds2_pll_98M",
"top_hadds2_pll_294M",
"top_audpll",
"top_audpll_d4",
"top_audpll_d8",
"top_audpll_d16",
"top_audpll_d24",
"top_audintbus_sel",
"clk_26m",
"top_syspll1_d4",
"top_aud_k1_src_sel",
"top_aud_k2_src_sel",
"top_aud_k3_src_sel",
"top_aud_k4_src_sel",
"top_aud_k5_src_sel",
"top_aud_k6_src_sel",
"top_aud_k1_src_div",
"top_aud_k2_src_div",
"top_aud_k3_src_div",
"top_aud_k4_src_div",
"top_aud_k5_src_div",
"top_aud_k6_src_div",
"top_aud_i2s1_mclk",
"top_aud_i2s2_mclk",
"top_aud_i2s3_mclk",
"top_aud_i2s4_mclk",
"top_aud_i2s5_mclk",
"top_aud_i2s6_mclk",
"top_asm_m_sel",
"top_asm_h_sel",
"top_univpll2_d4",
"top_univpll2_d2",
"top_syspll_d5";
Example:
afe: mt2701-afe-pcm@11220000 {
compatible = "mediatek,mt2701-audio";
reg = <0 0x11220000 0 0x2000>,
<0 0x112A0000 0 0x20000>;
interrupts = <GIC_SPI 104 IRQ_TYPE_LEVEL_LOW>,
<GIC_SPI 132 IRQ_TYPE_LEVEL_LOW>;
interrupt-names = "afe", "asys";
power-domains = <&scpsys MT2701_POWER_DOMAIN_IFR_MSC>;
clocks = <&infracfg CLK_INFRA_AUDIO>,
<&topckgen CLK_TOP_AUD_MUX1_SEL>,
<&topckgen CLK_TOP_AUD_MUX2_SEL>,
<&topckgen CLK_TOP_AUD_MUX1_DIV>,
<&topckgen CLK_TOP_AUD_MUX2_DIV>,
<&topckgen CLK_TOP_AUD_48K_TIMING>,
<&topckgen CLK_TOP_AUD_44K_TIMING>,
<&topckgen CLK_TOP_AUDPLL_MUX_SEL>,
<&topckgen CLK_TOP_APLL_SEL>,
<&topckgen CLK_TOP_AUD1PLL_98M>,
<&topckgen CLK_TOP_AUD2PLL_90M>,
<&topckgen CLK_TOP_HADDS2PLL_98M>,
<&topckgen CLK_TOP_HADDS2PLL_294M>,
<&topckgen CLK_TOP_AUDPLL>,
<&topckgen CLK_TOP_AUDPLL_D4>,
<&topckgen CLK_TOP_AUDPLL_D8>,
<&topckgen CLK_TOP_AUDPLL_D16>,
<&topckgen CLK_TOP_AUDPLL_D24>,
<&topckgen CLK_TOP_AUDINTBUS_SEL>,
<&clk26m>,
<&topckgen CLK_TOP_SYSPLL1_D4>,
<&topckgen CLK_TOP_AUD_K1_SRC_SEL>,
<&topckgen CLK_TOP_AUD_K2_SRC_SEL>,
<&topckgen CLK_TOP_AUD_K3_SRC_SEL>,
<&topckgen CLK_TOP_AUD_K4_SRC_SEL>,
<&topckgen CLK_TOP_AUD_K5_SRC_SEL>,
<&topckgen CLK_TOP_AUD_K6_SRC_SEL>,
<&topckgen CLK_TOP_AUD_K1_SRC_DIV>,
<&topckgen CLK_TOP_AUD_K2_SRC_DIV>,
<&topckgen CLK_TOP_AUD_K3_SRC_DIV>,
<&topckgen CLK_TOP_AUD_K4_SRC_DIV>,
<&topckgen CLK_TOP_AUD_K5_SRC_DIV>,
<&topckgen CLK_TOP_AUD_K6_SRC_DIV>,
<&topckgen CLK_TOP_AUD_I2S1_MCLK>,
<&topckgen CLK_TOP_AUD_I2S2_MCLK>,
<&topckgen CLK_TOP_AUD_I2S3_MCLK>,
<&topckgen CLK_TOP_AUD_I2S4_MCLK>,
<&topckgen CLK_TOP_AUD_I2S5_MCLK>,
<&topckgen CLK_TOP_AUD_I2S6_MCLK>,
<&topckgen CLK_TOP_ASM_M_SEL>,
<&topckgen CLK_TOP_ASM_H_SEL>,
<&topckgen CLK_TOP_UNIVPLL2_D4>,
<&topckgen CLK_TOP_UNIVPLL2_D2>,
<&topckgen CLK_TOP_SYSPLL_D5>;
clock-names = "infra_sys_audio_clk",
"top_audio_mux1_sel",
"top_audio_mux2_sel",
"top_audio_mux1_div",
"top_audio_mux2_div",
"top_audio_48k_timing",
"top_audio_44k_timing",
"top_audpll_mux_sel",
"top_apll_sel",
"top_aud1_pll_98M",
"top_aud2_pll_90M",
"top_hadds2_pll_98M",
"top_hadds2_pll_294M",
"top_audpll",
"top_audpll_d4",
"top_audpll_d8",
"top_audpll_d16",
"top_audpll_d24",
"top_audintbus_sel",
"clk_26m",
"top_syspll1_d4",
"top_aud_k1_src_sel",
"top_aud_k2_src_sel",
"top_aud_k3_src_sel",
"top_aud_k4_src_sel",
"top_aud_k5_src_sel",
"top_aud_k6_src_sel",
"top_aud_k1_src_div",
"top_aud_k2_src_div",
"top_aud_k3_src_div",
"top_aud_k4_src_div",
"top_aud_k5_src_div",
"top_aud_k6_src_div",
"top_aud_i2s1_mclk",
"top_aud_i2s2_mclk",
"top_aud_i2s3_mclk",
"top_aud_i2s4_mclk",
"top_aud_i2s5_mclk",
"top_aud_i2s6_mclk",
"top_asm_m_sel",
"top_asm_h_sel",
"top_univpll2_d4",
"top_univpll2_d2",
"top_syspll_d5";
};