From 4f8ca13df1d5ff1c09e06acbd1bc7d4d8510dfc0 Mon Sep 17 00:00:00 2001 From: Martin Blumenstingl Date: Sun, 18 Jul 2021 01:30:29 +0200 Subject: ARM: dts: meson: Add the AIU audio controller Add the AIU audio controller to the Amlogic Meson6/8/8b/8m2 SoC DT. This provides I2S and SPDIF outputs as well as codec glues for the internal HDMI controller. Also add the clock inputs and pin mux definitions on Meson8/8b/8m2. On Meson6 this is omitted because we neither have a clock nor pin controller node there yet. Signed-off-by: Martin Blumenstingl Reviewed-by: Neil Armstrong Signed-off-by: Neil Armstrong Link: https://lore.kernel.org/r/20210717233030.331273-2-martin.blumenstingl@googlemail.com --- arch/arm/boot/dts/meson8b.dtsi | 63 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 63 insertions(+) (limited to 'arch/arm/boot/dts/meson8b.dtsi') diff --git a/arch/arm/boot/dts/meson8b.dtsi b/arch/arm/boot/dts/meson8b.dtsi index c02b03cbcdf4..b49b7cbaed4e 100644 --- a/arch/arm/boot/dts/meson8b.dtsi +++ b/arch/arm/boot/dts/meson8b.dtsi @@ -279,6 +279,29 @@ }; }; /* end of / */ +&aiu { + compatible = "amlogic,aiu-meson8b", "amlogic,aiu"; + clocks = <&clkc CLKID_AIU_GLUE>, + <&clkc CLKID_I2S_OUT>, + <&clkc CLKID_AOCLK_GATE>, + <&clkc CLKID_CTS_AMCLK>, + <&clkc CLKID_MIXER_IFACE>, + <&clkc CLKID_IEC958>, + <&clkc CLKID_IEC958_GATE>, + <&clkc CLKID_CTS_MCLK_I958>, + <&clkc CLKID_CTS_I958>; + clock-names = "pclk", + "i2s_pclk", + "i2s_aoclk", + "i2s_mclk", + "i2s_mixer", + "spdif_pclk", + "spdif_aoclk", + "spdif_mclk", + "spdif_mclk_sel"; + resets = <&reset RESET_AIU>; +}; + &aobus { pmu: pmu@e0 { compatible = "amlogic,meson8b-pmu", "syscon"; @@ -302,6 +325,46 @@ gpio-ranges = <&pinctrl_aobus 0 0 16>; }; + i2s_am_clk_pins: i2s-am-clk-out { + mux { + groups = "i2s_am_clk_out"; + function = "i2s"; + bias-disable; + }; + }; + + i2s_out_ao_clk_pins: i2s-ao-clk-out { + mux { + groups = "i2s_ao_clk_out"; + function = "i2s"; + bias-disable; + }; + }; + + i2s_out_lr_clk_pins: i2s-lr-clk-out { + mux { + groups = "i2s_lr_clk_out"; + function = "i2s"; + bias-disable; + }; + }; + + i2s_out_ch01_ao_pins: i2s-out-ch01 { + mux { + groups = "i2s_out_01"; + function = "i2s"; + bias-disable; + }; + }; + + spdif_out_1_pins: spdif-out-1 { + mux { + groups = "spdif_out_1"; + function = "spdif_1"; + bias-disable; + }; + }; + uart_ao_a_pins: uart_ao_a { mux { groups = "uart_tx_ao_a", "uart_rx_ao_a"; -- cgit