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Subject[PATCH 2/2] arm64: dts: mt7622: add audio related device nodes
Date
From: Ryder Lee <ryder.lee@mediatek.com>

Add audio device nodes and its proper setup for all used pins

Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
---
arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts | 11 +++-
arch/arm64/boot/dts/mediatek/mt7622.dtsi | 89 ++++++++++++++++++++++++++++
2 files changed, 98 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts b/arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts
index 45d8655..b783764 100644
--- a/arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts
+++ b/arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts
@@ -18,7 +18,7 @@
compatible = "mediatek,mt7622-rfb1", "mediatek,mt7622";

chosen {
- bootargs = "console=ttyS0,115200n1";
+ bootargs = "console=ttyS0,115200n1 swiotlb=512";
};

cpus {
@@ -163,10 +163,17 @@
i2s1_pins: i2s1-pins {
mux {
function = "i2s";
- groups = "i2s_out_bclk_ws_mclk",
+ groups = "i2s_out_mclk_bclk_ws",
"i2s1_in_data",
"i2s1_out_data";
};
+
+ conf {
+ pins = "I2S1_IN", "I2S1_OUT", "I2S_BCLK",
+ "I2S_WS", "I2S_MCLK";
+ drive-strength = <12>;
+ bias-pull-down;
+ };
};

irrx_pins: irrx-pins {
diff --git a/arch/arm64/boot/dts/mediatek/mt7622.dtsi b/arch/arm64/boot/dts/mediatek/mt7622.dtsi
index 6bbabb6..9213c96 100644
--- a/arch/arm64/boot/dts/mediatek/mt7622.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt7622.dtsi
@@ -527,6 +527,95 @@
status = "disabled";
};

+ audsys: clock-controller@11220000 {
+ compatible = "mediatek,mt7622-audsys", "syscon";
+ reg = <0 0x11220000 0 0x2000>;
+ #clock-cells = <1>;
+
+ afe: audio-controller {
+ compatible = "mediatek,mt7622-audio";
+ interrupts = <GIC_SPI 144 IRQ_TYPE_LEVEL_LOW>,
+ <GIC_SPI 145 IRQ_TYPE_LEVEL_LOW>;
+ interrupt-names = "afe", "asys";
+
+ clocks = <&infracfg CLK_INFRA_AUDIO_PD>,
+ <&topckgen CLK_TOP_AUD1_SEL>,
+ <&topckgen CLK_TOP_AUD2_SEL>,
+ <&topckgen CLK_TOP_A1SYS_HP_DIV_PD>,
+ <&topckgen CLK_TOP_A2SYS_HP_DIV_PD>,
+ <&topckgen CLK_TOP_I2S0_MCK_SEL>,
+ <&topckgen CLK_TOP_I2S1_MCK_SEL>,
+ <&topckgen CLK_TOP_I2S2_MCK_SEL>,
+ <&topckgen CLK_TOP_I2S3_MCK_SEL>,
+ <&topckgen CLK_TOP_I2S0_MCK_DIV>,
+ <&topckgen CLK_TOP_I2S1_MCK_DIV>,
+ <&topckgen CLK_TOP_I2S2_MCK_DIV>,
+ <&topckgen CLK_TOP_I2S3_MCK_DIV>,
+ <&topckgen CLK_TOP_I2S0_MCK_DIV_PD>,
+ <&topckgen CLK_TOP_I2S1_MCK_DIV_PD>,
+ <&topckgen CLK_TOP_I2S2_MCK_DIV_PD>,
+ <&topckgen CLK_TOP_I2S3_MCK_DIV_PD>,
+ <&audsys CLK_AUDIO_I2SO1>,
+ <&audsys CLK_AUDIO_I2SO2>,
+ <&audsys CLK_AUDIO_I2SO3>,
+ <&audsys CLK_AUDIO_I2SO4>,
+ <&audsys CLK_AUDIO_I2SIN1>,
+ <&audsys CLK_AUDIO_I2SIN2>,
+ <&audsys CLK_AUDIO_I2SIN3>,
+ <&audsys CLK_AUDIO_I2SIN4>,
+ <&audsys CLK_AUDIO_ASRCO1>,
+ <&audsys CLK_AUDIO_ASRCO2>,
+ <&audsys CLK_AUDIO_ASRCO3>,
+ <&audsys CLK_AUDIO_ASRCO4>,
+ <&audsys CLK_AUDIO_AFE>,
+ <&audsys CLK_AUDIO_AFE_CONN>,
+ <&audsys CLK_AUDIO_A1SYS>,
+ <&audsys CLK_AUDIO_A2SYS>;
+
+ clock-names = "infra_sys_audio_clk",
+ "top_audio_mux1_sel",
+ "top_audio_mux2_sel",
+ "top_audio_a1sys_hp",
+ "top_audio_a2sys_hp",
+ "i2s0_src_sel",
+ "i2s1_src_sel",
+ "i2s2_src_sel",
+ "i2s3_src_sel",
+ "i2s0_src_div",
+ "i2s1_src_div",
+ "i2s2_src_div",
+ "i2s3_src_div",
+ "i2s0_mclk_en",
+ "i2s1_mclk_en",
+ "i2s2_mclk_en",
+ "i2s3_mclk_en",
+ "i2so0_hop_ck",
+ "i2so1_hop_ck",
+ "i2so2_hop_ck",
+ "i2so3_hop_ck",
+ "i2si0_hop_ck",
+ "i2si1_hop_ck",
+ "i2si2_hop_ck",
+ "i2si3_hop_ck",
+ "asrc0_out_ck",
+ "asrc1_out_ck",
+ "asrc2_out_ck",
+ "asrc3_out_ck",
+ "audio_afe_pd",
+ "audio_afe_conn_pd",
+ "audio_a1sys_pd",
+ "audio_a2sys_pd";
+
+ assigned-clocks = <&topckgen CLK_TOP_A1SYS_HP_SEL>,
+ <&topckgen CLK_TOP_A2SYS_HP_SEL>,
+ <&topckgen CLK_TOP_A1SYS_HP_DIV>,
+ <&topckgen CLK_TOP_A2SYS_HP_DIV>;
+ assigned-clock-parents = <&topckgen CLK_TOP_AUD1PLL>,
+ <&topckgen CLK_TOP_AUD2PLL>;
+ assigned-clock-rates = <0>, <0>, <49152000>, <45158400>;
+ };
+ };
+
mmc0: mmc@11230000 {
compatible = "mediatek,mt7622-mmc";
reg = <0 0x11230000 0 0x1000>;
--
2.7.4
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