[PATCH v2 4/4] riscv: dts: starfive: add tdm node and sound card

Walker Chen
2023-04-20T02:42:17Z

Add the tdm controller node and sound card for the StarFive JH7110 SoC.

Reviewed-by: Hal Feng <hal.feng@starfivetech.com>
Signed-off-by: Walker Chen <walker.chen@starfivetech.com>
---
arch/riscv/boot/dts/starfive/Makefile | 1 +
.../starfive/jh7110-starfive-audio-card.dts | 67 +++++++++++++++++++
.../jh7110-starfive-visionfive-2.dtsi | 40 +++++++++++
arch/riscv/boot/dts/starfive/jh7110.dtsi | 21 ++++++
4 files changed, 129 insertions(+)
create mode 100644 arch/riscv/boot/dts/starfive/jh7110-starfive-audio-card.dts

diff --git a/arch/riscv/boot/dts/starfive/Makefile b/arch/riscv/boot/dts/starfive/Makefile
index 170956846d49..cb22cb7f66b0 100644
--- a/arch/riscv/boot/dts/starfive/Makefile
+++ b/arch/riscv/boot/dts/starfive/Makefile
@@ -4,3 +4,4 @@ dtb-$(CONFIG_ARCH_STARFIVE) += jh7100-starfive-visionfive-v1.dtb

dtb-$(CONFIG_ARCH_STARFIVE) += jh7110-starfive-visionfive-2-v1.2a.dtb
dtb-$(CONFIG_ARCH_STARFIVE) += jh7110-starfive-visionfive-2-v1.3b.dtb
+dtb-$(CONFIG_ARCH_STARFIVE) += jh7110-starfive-audio-card.dtb
diff --git a/arch/riscv/boot/dts/starfive/jh7110-starfive-audio-card.dts b/arch/riscv/boot/dts/starfive/jh7110-starfive-audio-card.dts
new file mode 100644
index 000000000000..967d9aa7d1e1
--- /dev/null
+++ b/arch/riscv/boot/dts/starfive/jh7110-starfive-audio-card.dts
@@ -0,0 +1,67 @@
+// SPDX-License-Identifier: GPL-2.0 OR MIT
+/*
+ * Device Tree for JH7110 + Simple Audio Card
+ *
+ * Copyright (C) 2023 StarFive Technology Co., Ltd.
+ */
+
+/dts-v1/;
+#include "jh7110-starfive-visionfive-2-v1.3b.dts"
+
+/ {
+ model = "StarFive VisionFive 2 Audio Board";
+ compatible = "starfive,visionfive-2-audio", "starfive,jh7110";
+
+ wm8960_mclk: wm8960-mclk {
+ compatible = "fixed-clock";
+ clock-output-names = "wm8960_mclk";
+ #clock-cells = <0>;
+ clock-frequency = <24576000>;
+ };
+
+ sound {
+ compatible = "simple-audio-card";
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ simple-audio-card,name = "Starfive-TDM-Sound-Card";
+ simple-audio-card,widgets = "Microphone", "Mic Jack",
+ "Line", "Line In",
+ "Line", "Line Out",
+ "Speaker", "Speaker",
+ "Headphone", "Headphone Jack";
+ simple-audio-card,routing = "Headphone Jack", "HP_L",
+ "Headphone Jack", "HP_R",
+ "Speaker", "SPK_LP",
+ "Speaker", "SPK_LN",
+ "LINPUT1", "Mic Jack",
+ "LINPUT3", "Mic Jack",
+ "RINPUT1", "Mic Jack",
+ "RINPUT2", "Mic Jack";
+
+ simple-audio-card,dai-link@0 {
+ reg = <0>;
+ format = "dsp_a";
+ bitclock-master = <&dailink_master>;
+ frame-master = <&dailink_master>;
+
+ cpu {
+ sound-dai = <&tdm>;
+ };
+ dailink_master: codec {
+ sound-dai = <&wm8960>;
+ clocks = <&wm8960_mclk>;
+ };
+ };
+ };
+};
+
+&i2c0 {
+ wm8960: codec@1a {
+ compatible = "wlf,wm8960";
+ reg = <0x1a>;
+ wlf,shared-lrclk;
+ #sound-dai-cells = <0>;
+ };
+};
diff --git a/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi b/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi
index 1155b97b593d..19b5954ee72d 100644
--- a/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi
+++ b/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi
@@ -214,6 +214,40 @@
slew-rate = <0>;
};
};
+
+ tdm0_pins: tdm0-pins {
+ tdm0-pins-tx {
+ pinmux = <GPIOMUX(44, GPOUT_SYS_TDM_TXD,
+ GPOEN_ENABLE,
+ GPI_NONE)>;
+ bias-pull-up;
+ drive-strength = <2>;
+ input-disable;
+ input-schmitt-disable;
+ slew-rate = <0>;
+ };
+
+ tdm0-pins-rx {
+ pinmux = <GPIOMUX(61, GPOUT_HIGH,
+ GPOEN_DISABLE,
+ GPI_SYS_TDM_RXD)>;
+ input-enable;
+ };
+
+ tdm0-pins-sync {
+ pinmux = <GPIOMUX(63, GPOUT_HIGH,
+ GPOEN_DISABLE,
+ GPI_SYS_TDM_SYNC)>;
+ input-enable;
+ };
+
+ tdm0-pins-pcmclk {
+ pinmux = <GPIOMUX(38, GPOUT_HIGH,
+ GPOEN_DISABLE,
+ GPI_SYS_TDM_CLK)>;
+ input-enable;
+ };
+ };
};

&uart0 {
@@ -221,3 +255,9 @@
pinctrl-0 = <&uart0_pins>;
status = "okay";
};
+
+&tdm {
+ pinctrl-names = "default";
+ pinctrl-0 = <&tdm0_pins>;
+ status = "okay";
+};
diff --git a/arch/riscv/boot/dts/starfive/jh7110.dtsi b/arch/riscv/boot/dts/starfive/jh7110.dtsi
index 866313570a7e..cfda6fb0d91b 100644
--- a/arch/riscv/boot/dts/starfive/jh7110.dtsi
+++ b/arch/riscv/boot/dts/starfive/jh7110.dtsi
@@ -366,6 +366,27 @@
status = "disabled";
};

+ tdm: tdm@10090000 {
+ compatible = "starfive,jh7110-tdm";
+ reg = <0x0 0x10090000 0x0 0x1000>;
+ clocks = <&syscrg JH7110_SYSCLK_TDM_AHB>,
+ <&syscrg JH7110_SYSCLK_TDM_APB>,
+ <&syscrg JH7110_SYSCLK_TDM_INTERNAL>,
+ <&syscrg JH7110_SYSCLK_TDM_TDM>,
+ <&syscrg JH7110_SYSCLK_MCLK_INNER>,
+ <&tdm_ext>;
+ clock-names = "tdm_ahb", "tdm_apb",
+ "tdm_internal", "tdm",
+ "mclk_inner", "tdm_ext";
+ resets = <&syscrg JH7110_SYSRST_TDM_AHB>,
+ <&syscrg JH7110_SYSRST_TDM_APB>,
+ <&syscrg JH7110_SYSRST_TDM_CORE>;
+ dmas = <&dma 20>, <&dma 21>;
+ dma-names = "rx","tx";
+ #sound-dai-cells = <0>;
+ status = "disabled";
+ };
+
stgcrg: clock-controller@10230000 {
compatible = "starfive,jh7110-stgcrg";
reg = <0x0 0x10230000 0x0 0x10000>;
--
2.17.1