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99545b4bb1
This target adds support for the Allwinner D1 RISC-V based SoCs.
- RISC-V single-core T-Head C906 (RV64GCV)
- Tensilica HiFi4 DSP
- DDR2/DDR3 support
- 10/100/1000M ethernet
- usual peripherals like USB2, SPI, I2C, PWM, etc.
Four boards are supported:
- Dongshan Nezha STU
- 512Mb RAM
- ethernet
- LicheePi RV Dock
- 512Mb RAM
- wireless-only (RTL8723DS)
- MangoPi MQ-Pro
- 512Mb RAM
- there are pads available for an SPI flash
- wireless-only (RTL8723DS)
- Nezha D1
- 512Mb/1Gb/2Gb RAM
- 256Mb NAND flash
- ethernet, wireless
Installation:
Standard SD-card installation via dd-ing the generated image to
an SD-card of at least 256Mb.
Signed-off-by: Zoltan HERPAI <wigyori@uid0.hu>
81 lines
1.7 KiB
Diff
81 lines
1.7 KiB
Diff
From bf83f1dc034111aac1f23b98d7205d08c7c83208 Mon Sep 17 00:00:00 2001
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From: Samuel Holland <samuel@sholland.org>
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Date: Wed, 17 Aug 2022 02:33:25 -0500
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Subject: [PATCH 036/117] riscv: dts: allwinner: Add Bluetooth PCM audio
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Signed-off-by: Samuel Holland <samuel@sholland.org>
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---
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.../allwinner/sun20i-d1-clockworkpi-v3.14.dts | 47 +++++++++++++++++++
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1 file changed, 47 insertions(+)
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--- a/arch/riscv/boot/dts/allwinner/sun20i-d1-clockworkpi-v3.14.dts
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+++ b/arch/riscv/boot/dts/allwinner/sun20i-d1-clockworkpi-v3.14.dts
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@@ -22,6 +22,32 @@
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stdout-path = "serial0:115200n8";
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};
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+ bt_sco_codec: bt-sco-codec {
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+ #sound-dai-cells = <0>;
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+ compatible = "linux,bt-sco";
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+ };
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+
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+ bt-sound {
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+ compatible = "simple-audio-card";
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+ simple-audio-card,name = "Bluetooth";
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+ #address-cells = <1>;
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+ #size-cells = <0>;
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+
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+ simple-audio-card,dai-link@0 {
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+ format = "dsp_a";
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+ frame-master = <&bt_sound_cpu>;
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+ bitclock-master = <&bt_sound_cpu>;
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+
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+ bt_sound_cpu: cpu {
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+ sound-dai = <&i2s1>;
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+ };
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+
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+ codec {
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+ sound-dai = <&bt_sco_codec>;
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+ };
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+ };
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+ };
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+
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/*
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* This regulator is PWM-controlled, but the PWM controller is not
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* yet supported, so fix the regulator to its default voltage.
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@@ -169,6 +195,12 @@
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};
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};
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+&i2s1 {
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+ pinctrl-0 = <&i2s1_clk_pins>, <&i2s1_din_pin>, <&i2s1_dout_pin>;
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+ pinctrl-names = "default";
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+ status = "okay";
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+};
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+
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&mmc0 {
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broken-cd;
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bus-width = <4>;
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@@ -205,6 +237,21 @@
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&pio {
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vcc-pg-supply = <®_ldoa>;
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+
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+ i2s1_clk_pins: i2s1-clk-pins {
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+ pins = "PG12", "PG13";
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+ function = "i2s1";
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+ };
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+
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+ i2s1_din_pin: i2s1-din-pin {
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+ pins = "PG14";
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+ function = "i2s1_din";
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+ };
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+
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+ i2s1_dout_pin: i2s1-dout-pin {
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+ pins = "PG15";
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+ function = "i2s1_dout";
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+ };
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};
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&uart0 {
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