This is based on the default bcm2711-rpi-4-b.dts.
Configurations are provided for Cirrus Logic codecs CS42L92, CS47L15,
CS47L24, CS47L35, CS47L90 and WM8998.
For each codec there is a sound node and a codec device node and both
default to disabled. Enable the pair for the codec in use.
Signed-off-by: Richard Fitzgerald <r...@opensource.cirrus.com>
---
arch/arm/boot/dts/Makefile | 1 +
.../dts/bcm2711-rpi4b-cirrus-lochnagar.dts | 1296 +++++++++++++++++
2 files changed, 1297 insertions(+)
create mode 100644 arch/arm/boot/dts/bcm2711-rpi4b-cirrus-lochnagar.dts
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 4572db3fa5ae..53db1be9552d 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -92,6 +92,7 @@ dtb-$(CONFIG_ARCH_BCM2835) += \
bcm2837-rpi-3-b-plus.dtb \
bcm2837-rpi-cm3-io3.dtb \
bcm2711-rpi-4-b.dtb \
+ bcm2711-rpi4b-cirrus-lochnagar.dtb \
bcm2835-rpi-zero.dtb \
bcm2835-rpi-zero-w.dtb
dtb-$(CONFIG_ARCH_BCM_5301X) += \
diff --git a/arch/arm/boot/dts/bcm2711-rpi4b-cirrus-lochnagar.dts
b/arch/arm/boot/dts/bcm2711-rpi4b-cirrus-lochnagar.dts
new file mode 100644
index 000000000000..80e31ea39af5
--- /dev/null
+++ b/arch/arm/boot/dts/bcm2711-rpi4b-cirrus-lochnagar.dts
@@ -0,0 +1,1296 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+#include "bcm2711.dtsi"
+#include "bcm2835-rpi.dtsi"
+#include "bcm283x-rpi-usb-peripheral.dtsi"
+#include <dt-bindings/clk/lochnagar.h>
+#include <dt-bindings/mfd/arizona.h>
+#include <dt-bindings/pinctrl/bcm2835.h>
+#include <dt-bindings/pinctrl/lochnagar.h>
+#include <dt-bindings/sound/madera.h>
+
+/ {
+ compatible = "raspberrypi,4-model-b", "brcm,bcm2711";
+ model = "Raspberry Pi 4 Model B";
+
+ chosen {
+ /* 8250 auxiliary UART instead of pl011 */
+ stdout-path = "serial1:115200n8";
+ };
+
+ /* Will be filled by the bootloader */
+ memory@0 {
+ device_type = "memory";
+ reg = <0 0 0>;
+ };
+
+ aliases {
+ emmc2bus = &emmc2bus;
+ ethernet0 = &genet;
+ pcie0 = &pcie0;
+ };
+
+ leds {
+ act {
+ gpios = <&gpio 42 GPIO_ACTIVE_HIGH>;
+ };
+
+ pwr {
+ label = "PWR";
+ gpios = <&expgpio 2 GPIO_ACTIVE_LOW>;
+ default-state = "keep";
+ linux,default-trigger = "default-on";
+ };
+ };
+
+ wifi_pwrseq: wifi-pwrseq {
+ compatible = "mmc-pwrseq-simple";
+ reset-gpios = <&expgpio 1 GPIO_ACTIVE_LOW>;
+ };
+
+ sd_io_1v8_reg: sd_io_1v8_reg {
+ compatible = "regulator-gpio";
+ regulator-name = "vdd-sd-io";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-boot-on;
+ regulator-always-on;
+ regulator-settling-time-us = <5000>;
+ gpios = <&expgpio 4 GPIO_ACTIVE_HIGH>;
+ states = <1800000 0x1
+ 3300000 0x0>;
+ status = "okay";
+ };
+
+ sd_vcc_reg: sd_vcc_reg {
+ compatible = "regulator-fixed";
+ regulator-name = "vcc-sd";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-boot-on;
+ enable-active-high;
+ gpio = <&expgpio 6 GPIO_ACTIVE_HIGH>;
+ };
+
+ wallvdd: wallvdd@0 {
+ compatible = "regulator-fixed";
+
+ regulator-name = "WALL_VDD_5V";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ sound-cs47l15 {
+ status = "disabled";
+
+ compatible = "simple-audio-card";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ simple-audio-card,name = "Cirrus Logic CS47L15";
+
+ simple-audio-card,sysclks = <
+ &cs47l15 1 4 98304000 0
+ &cs47l15 8 4 147456000 0
+ >;
+ simple-audio-card,plls = <
+ &cs47l15 1 0 24576000 98304000
+ >;
+
+ simple-audio-card,widgets =
+ "Microphone", "Microphone Jack",
+ "Headphone", "Headphone Jack";
+
+ simple-audio-card,routing =
+ "Microphone Jack", "MICBIAS1A",
+ "Microphone Jack", "MICBIAS1B",
+ "IN1BRN", "Microphone Jack",
+ "IN1BRP", "Microphone Jack",
+ "Headphone Jack", "HPOUTL",
+ "Headphone Jack", "HPOUTR";
+
+ /* Host->Codec I2S */
+ simple-audio-card,dai-link@0 {
+ reg = <0>;
+ format = "i2s";
+ bitclock-master = <&cs47l15_codec_dai>;
+ frame-master = <&cs47l15_codec_dai>;
+
+ cpu {
+ sound-dai = <&i2s 0>;
+ };
+
+ cs47l15_codec_dai: codec {
+ sound-dai = <&cs47l15 0>;
+
+ /* Prevent calls to dai_set_sysclk() */
+ system-clock-frequency = <0>;
+ mclk-fs = <0>;
+ };
+ };
+
+ /* Debug trace compressed stream */
+ simple-audio-card,dai-link@1 {
+ reg = <1>;
+
+ cpu {
+ sound-dai = <&cs47l15 3>;
+ system-clock-frequency = <0>;
+ mclk-fs = <0>;
+ };
+
+ codec {
+ sound-dai = <&cs47l15 4>;
+ system-clock-frequency = <0>;
+ mclk-fs = <0>;
+ };
+ };
+ };
+
+ sound-cs47l24 {
+ status = "disabled";
+
+ compatible = "simple-audio-card";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ simple-audio-card,name = "Cirrus Logic CS47L24";
+
+ simple-audio-card,sysclks = <
+ &cs47l24 1 4 147456000 0
+ >;
+ simple-audio-card,plls = <
+ &cs47l24 1 0 24576000 147456000 /* fll1 */
+ &cs47l24 3 1 32768 0 /* fll1 refclk */
+ >;
+
+ simple-audio-card,widgets =
+ "Microphone", "Microphone Jack",
+ "Headphone", "Headphone Jack";
+
+ simple-audio-card,routing =
+ "Microphone Jack", "MICBIAS1",
+ "Microphone Jack", "MICBIAS2",
+ "IN1L", "Microphone Jack",
+ "IN1R", "Microphone Jack",
+ "Headphone Jack", "HPOUT1L",
+ "Headphone Jack", "HPOUT1R";
+
+ /* Host->Codec I2S */
+ simple-audio-card,dai-link@0 {
+ reg = <0>;
+ format = "i2s";
+ bitclock-master = <&cs47l24_codec_dai>;
+ frame-master = <&cs47l24_codec_dai>;
+
+ cpu {
+ sound-dai = <&i2s 0>;
+ };
+
+ cs47l24_codec_dai: codec {
+ sound-dai = <&cs47l24 0>;
+
+ /* Prevent calls to dai_set_sysclk() */
+ system-clock-frequency = <0>;
+ mclk-fs = <0>;
+ };
+ };
+
+ /* Debug trace compressed stream */
+ simple-audio-card,dai-link@1 {
+ reg = <1>;
+
+ cpu {
+ sound-dai = <&cs47l24 5>;
+ system-clock-frequency = <0>;
+ mclk-fs = <0>;
+ };
+
+ codec {
+ sound-dai = <&cs47l24 6>;
+ system-clock-frequency = <0>;
+ mclk-fs = <0>;
+ };
+ };
+
+ /* Voice control compressed stream */
+ simple-audio-card,dai-link@2 {
+ reg = <2>;
+
+ cpu {
+ sound-dai = <&cs47l24 3>;
+ system-clock-frequency = <0>;
+ mclk-fs = <0>;
+ };
+
+ codec {
+ sound-dai = <&cs47l24 4>;
+ system-clock-frequency = <0>;
+ mclk-fs = <0>;
+ };
+ };
+ };
+
+ sound-cs47l35 {
+ status = "disabled";
+
+ compatible = "simple-audio-card";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ simple-audio-card,name = "Cirrus Logic CS47L35";
+
+ simple-audio-card,sysclks = <
+ &cs47l35 1 4 98304000 0
+ &cs47l35 8 4 147456000 0
+ >;
+ simple-audio-card,plls = <
+ &cs47l35 1 0 24576000 98304000
+ >;
+
+ simple-audio-card,widgets =
+ "Microphone", "Microphone Jack",
+ "Headphone", "Headphone Jack";
+
+ simple-audio-card,routing =
+ "Microphone Jack", "MICBIAS1A",
+ "Microphone Jack", "MICBIAS2A",
+ "IN1BLN", "Microphone Jack",
+ "IN1BLP", "Microphone Jack",
+ "Headphone Jack", "HPOUTL",
+ "Headphone Jack", "HPOUTR";
+
+ /* Host->Codec I2S */
+ simple-audio-card,dai-link@0 {
+ reg = <0>;
+ format = "i2s";
+ bitclock-master = <&cs47l35_codec_dai>;
+ frame-master = <&cs47l35_codec_dai>;
+
+ cpu {
+ sound-dai = <&i2s 0>;
+ };
+
+ cs47l35_codec_dai: codec {
+ sound-dai = <&cs47l35 0>;
+
+ /* Prevent calls to dai_set_sysclk() */
+ system-clock-frequency = <0>;
+ mclk-fs = <0>;
+ };
+ };
+
+ /* Debug trace compressed stream */
+ simple-audio-card,dai-link@1 {
+ reg = <1>;
+
+ cpu {
+ sound-dai = <&cs47l35 7>;
+ system-clock-frequency = <0>;
+ mclk-fs = <0>;
+ };
+
+ codec {
+ sound-dai = <&cs47l35 8>;
+ system-clock-frequency = <0>;
+ mclk-fs = <0>;
+ };
+ };
+
+ /* Voice control compressed stream */
+ simple-audio-card,dai-link@2 {
+ reg = <2>;
+
+ cpu {
+ sound-dai = <&cs47l35 5>;
+ system-clock-frequency = <0>;
+ mclk-fs = <0>;
+ };
+
+ codec {
+ sound-dai = <&cs47l35 6>;
+ system-clock-frequency = <0>;
+ mclk-fs = <0>;
+ };
+ };
+ };
+
+ sound-cs47l90 {
+ status = "disabled";
+
+ compatible = "simple-audio-card";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ simple-audio-card,name = "Cirrus Logic CS47L90";
+
+ simple-audio-card,sysclks = <
+ &cs47l90 1 4 98304000 0
+ &cs47l90 8 4 147456000 0
+ >;
+ simple-audio-card,plls = <
+ &cs47l90 1 0 24576000 98304000
+ >;
+
+ simple-audio-card,widgets =
+ "Microphone", "Microphone Jack",
+ "Headphone", "Headphone Jack";
+
+ simple-audio-card,routing =
+ "Microphone Jack", "MICBIAS1A",
+ "Microphone Jack", "MICBIAS2A",
+ "IN1BRN", "Microphone Jack",
+ "IN1BRP", "Microphone Jack",
+ "Headphone Jack", "HPOUT1L",
+ "Headphone Jack", "HPOUT1R";
+
+ /* Host->Codec I2S */
+ simple-audio-card,dai-link@0 {
+ reg = <0>;
+ format = "i2s";
+ bitclock-master = <&cs47l90_codec_dai>;
+ frame-master = <&cs47l90_codec_dai>;
+
+ cpu {
+ sound-dai = <&i2s 0>;
+ };
+
+ cs47l90_codec_dai: codec {
+ sound-dai = <&cs47l90 0>;
+
+ /* Prevent calls to dai_set_sysclk() */
+ system-clock-frequency = <0>;
+ mclk-fs = <0>;
+ };
+ };
+
+ /* Debug trace compressed stream */
+ simple-audio-card,dai-link@1 {
+ reg = <1>;
+
+ cpu {
+ sound-dai = <&cs47l90 9>;
+ system-clock-frequency = <0>;
+ mclk-fs = <0>;
+ };
+
+ codec {
+ sound-dai = <&cs47l90 10>;
+ system-clock-frequency = <0>;
+ mclk-fs = <0>;
+ };
+ };
+
+ /* Voice control compressed stream */
+ simple-audio-card,dai-link@2 {
+ reg = <2>;
+
+ cpu {
+ sound-dai = <&cs47l90 7>;
+ system-clock-frequency = <0>;
+ mclk-fs = <0>;
+ };
+
+ codec {
+ sound-dai = <&cs47l90 8>;
+ system-clock-frequency = <0>;
+ mclk-fs = <0>;
+ };
+ };
+ };
+
+ sound-cs42l92 {
+ status = "disabled";
+
+ compatible = "simple-audio-card";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ simple-audio-card,name = "Cirrus Logic CS42L92";
+
+ simple-audio-card,sysclks = <
+ &cs42l92 1 4 98304000 0
+ >;
+ simple-audio-card,plls = <
+ &cs42l92 1 0 24576000 98304000
+ >;
+
+ simple-audio-card,widgets =
+ "Microphone", "Microphone Jack",
+ "Headphone", "Headphone Jack";
+
+ simple-audio-card,routing =
+ "Microphone Jack", "MICBIAS1A",
+ "Microphone Jack", "MICBIAS1B",
+ "IN1BLN", "Microphone Jack",
+ "IN1BLP", "Microphone Jack",
+ "Headphone Jack", "HPOUT1L",
+ "Headphone Jack", "HPOUT1R";
+
+ /* Host->Codec I2S */
+ simple-audio-card,dai-link@0 {
+ reg = <0>;
+ format = "i2s";
+ bitclock-master = <&cs42l92_codec_dai>;
+ frame-master = <&cs42l92_codec_dai>;
+
+ cpu {
+ sound-dai = <&i2s 0>;
+ };
+
+ cs42l92_codec_dai: codec {
+ sound-dai = <&cs42l92 0>;
+
+ /* Prevent calls to dai_set_sysclk() */
+ system-clock-frequency = <0>;
+ mclk-fs = <0>;
+ };
+ };
+ };
+
+ sound-wm8998 {
+ status = "disabled";
+
+ compatible = "simple-audio-card";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ simple-audio-card,name = "Cirrus Logic WM8998";
+
+ simple-audio-card,sysclks = <
+ &wm8998 1 4 49152000 0
+ >;
+ simple-audio-card,plls = <
+ &wm8998 1 0 24576000 49152000
+ &wm8998 3 1 32768 0
+ >;
+
+ simple-audio-card,widgets =
+ "Microphone", "Microphone Jack",
+ "Headphone", "Headphone Jack";
+
+ simple-audio-card,routing =
+ "Microphone Jack", "MICBIAS1",
+ "Microphone Jack", "MICBIAS1",
+ "IN2B", "Microphone Jack",
+ "Headphone Jack", "HPOUTL",
+ "Headphone Jack", "HPOUTR";
+
+ /* Host->Codec I2S */
+ simple-audio-card,dai-link@0 {
+ reg = <0>;
+ format = "i2s";
+ bitclock-master = <&wm8998_codec_dai>;
+ frame-master = <&wm8998_codec_dai>;
+
+ cpu {
+ sound-dai = <&i2s 0>;
+ };
+
+ wm8998_codec_dai: codec {
+ sound-dai = <&wm8998 0>;
+
+ /* Prevent calls to dai_set_sysclk() */
+ system-clock-frequency = <0>;
+ mclk-fs = <0>;
+ };
+ };
+ };
+};
+
+&firmware {
+ firmware_clocks: clocks {
+ compatible = "raspberrypi,firmware-clocks";
+ #clock-cells = <1>;
+ };
+
+ expgpio: gpio {
+ compatible = "raspberrypi,firmware-gpio";
+ gpio-controller;
+ #gpio-cells = <2>;
+ gpio-line-names = "BT_ON",
+ "WL_ON",
+ "PWR_LED_OFF",
+ "GLOBAL_RESET",
+ "VDD_SD_IO_SEL",
+ "CAM_GPIO",
+ "SD_PWR_ON",
+ "";
+ status = "okay";
+ };
+};
+
+&gpio {
+ /*
+ * Parts taken from rpi_SCH_4b_4p0_reduced.pdf and
+ * the official GPU firmware DT blob.
+ *
+ * Legend:
+ * "FOO" = GPIO line named "FOO" on the schematic
+ * "FOO_N" = GPIO line named "FOO" on schematic, active low
+ */
+ gpio-line-names = "ID_SDA",
+ "ID_SCL",
+ "SDA1",
+ "SCL1",
+ "GPIO_GCLK",
+ "GPIO5",
+ "GPIO6",
+ "SPI_CE1_N",
+ "SPI_CE0_N",
+ "SPI_MISO",
+ "SPI_MOSI",
+ "SPI_SCLK",
+ "GPIO12",
+ "GPIO13",
+ /* Serial port */
+ "TXD1",
+ "RXD1",
+ "GPIO16",
+ "GPIO17",
+ "GPIO18",
+ "GPIO19",
+ "GPIO20",
+ "GPIO21",
+ "GPIO22",
+ "GPIO23",
+ "GPIO24",
+ "GPIO25",
+ "GPIO26",
+ "GPIO27",
+ "RGMII_MDIO",
+ "RGMIO_MDC",
+ /* Used by BT module */
+ "CTS0",
+ "RTS0",
+ "TXD0",
+ "RXD0",
+ /* Used by Wifi */
+ "SD1_CLK",
+ "SD1_CMD",
+ "SD1_DATA0",
+ "SD1_DATA1",
+ "SD1_DATA2",
+ "SD1_DATA3",
+ /* Shared with SPI flash */
+ "PWM0_MISO",
+ "PWM1_MOSI",
+ "STATUS_LED_G_CLK",
+ "SPIFLASH_CE_N",
+ "SDA0",
+ "SCL0",
+ "RGMII_RXCLK",
+ "RGMII_RXCTL",
+ "RGMII_RXD0",
+ "RGMII_RXD1",
+ "RGMII_RXD2",
+ "RGMII_RXD3",
+ "RGMII_TXCLK",
+ "RGMII_TXCTL",
+ "RGMII_TXD0",
+ "RGMII_TXD1",
+ "RGMII_TXD2",
+ "RGMII_TXD3";
+
+ lochnagar_present: lochnagar_present {
+ brcm,pins = <22>;
+ brcm,function = <BCM2835_FSEL_GPIO_OUT>;
+ };
+
+ lochnagar_reset: lochnagar_reset {
+ brcm,pins = <24>;
+ brcm,function = <BCM2835_FSEL_GPIO_OUT>;
+ };
+
+ cdc_irq: cdc_irq {
+ brcm,pins = <27>;
+ brcm,function = <BCM2835_FSEL_GPIO_IN>;
+ };
+
+ spi_pins: spi_pins {
+ brcm,pins = <9 10 11>;
+ brcm,function = <BCM2835_FSEL_ALT0>;
+ };
+
+ spi_cs: spi_cs {
+ brcm,pins = <7 8>;
+ brcm,function = <BCM2835_FSEL_GPIO_OUT>;
+ };
+
+ i2s_pins: i2s_pins {
+ brcm,pins = <18 19 20 21>;
+ brcm,function = <BCM2835_FSEL_ALT0>;
+ };
+};
+
+&pwm1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pwm1_0_gpio40 &pwm1_1_gpio41>;
+ status = "okay";
+};
+
+/* SDHCI is used to control the SDIO for wireless */
+&sdhci {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&emmc_gpio34>;
+ bus-width = <4>;
+ non-removable;
+ mmc-pwrseq = <&wifi_pwrseq>;
+ status = "disabled";
+
+ brcmf: wifi@1 {
+ reg = <1>;
+ compatible = "brcm,bcm4329-fmac";
+ };
+};
+
+/* EMMC2 is used to drive the SD card */
+&emmc2 {
+ vqmmc-supply = <&sd_io_1v8_reg>;
+ vmmc-supply = <&sd_vcc_reg>;
+ broken-cd;
+ status = "okay";
+};
+
+&genet {
+ phy-handle = <&phy1>;
+ phy-mode = "rgmii-rxid";
+ status = "okay";
+};
+
+&genet_mdio {
+ phy1: ethernet-phy@1 {
+ /* No PHY interrupt */
+ reg = <0x1>;
+ };
+};
+
+/* uart0 communicates with the BT module */
+&uart0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart0_ctsrts_gpio30 &uart0_gpio32>;
+ uart-has-rtscts;
+ status = "okay";
+
+ bluetooth {
+ compatible = "brcm,bcm43438-bt";
+ max-speed = <2000000>;
+ shutdown-gpios = <&expgpio 0 GPIO_ACTIVE_HIGH>;
+ };
+};
+
+/* uart1 is mapped to the pin header */
+&uart1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart1_gpio14>;
+ status = "okay";
+};
+
+&vchiq {
+ interrupts = <GIC_SPI 34 IRQ_TYPE_LEVEL_HIGH>;
+};
+
+&i2s {
+ status = "okay";
+ #sound-dai-cells = <1>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2s_pins>;
+ dmas = <&dma 2>, <&dma 3>;
+ dma-names = "tx", "rx";
+};
+
+&i2c1 {
+ status = "okay";
+
+ lochnagar: lochnagar@22 {
+ status = "okay";
+
+ compatible = "cirrus,lochnagar2";
+ reg = <0x22>;
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&lochnagar_present &lochnagar_reset>;
+
+ reset-gpio = <&gpio 24 0>;
+ present-gpio = <&gpio 22 0>;
+
+ lochnagar_vdd1v8: VDD1V8 {
+ compatible = "regulator-fixed";
+
+ regulator-name = "VDD1V8";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-boot-on;
+ regulator-always-on;
+
+ vin-supply = <&wallvdd>;
+ };
+
+ clk_pmic: clk_pmic {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <32768>;
+ };
+ clk_24m: clk_24m {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <24576000>;
+ };
+
+ lochnagar_clk: clk {
+ compatible = "cirrus,lochnagar2-clk";
+
+ #clock-cells = <1>;
+
+ clocks = <&clk_pmic>, <&clk_24m>;
+ clock-names = "ln-pmic-32k", "ln-clk-24m";
+
+ assigned-clocks = <&lochnagar_clk LOCHNAGAR_CDC_MCLK1>,
+ <&lochnagar_clk LOCHNAGAR_CDC_MCLK2>,
+ <&lochnagar_clk
LOCHNAGAR_SOUNDCARD_MCLK>;
+ assigned-clock-parents = <&clk_24m>,
+ <&clk_pmic>,
+ <&clk_24m>;
+ };
+
+ lochnagar_pin: pin {
+ compatible = "cirrus,lochnagar-pinctrl";
+
+ gpio-controller;
+ #gpio-cells = <2>;
+ gpio-ranges = <&lochnagar_pin 0 0
LOCHNAGAR2_PIN_NUM_GPIOS>;
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&pin_settings>;
+
+ pin_settings: pin_settings {
+ rpi_aif {
+ input-enable;
+ groups = "gf-aif1";
+ function = "codec-aif1";
+ };
+ codec_aif1 {
+ output-master;
+ groups = "codec-aif1";
+ function = "gf-aif1";
+ };
+ sc_codec_aif {
+ output-enable;
+ groups = "codec-aif2";
+ function = "soundcard-aif";
+ };
+ sc_lochnagar_aif {
+ input-enable;
+ groups = "soundcard-aif";
+ function = "codec-aif2";
+ };
+ };
+ };
+
+ lochnagar_hwmon: hwmon {
+ compatible = "cirrus,lochnagar2-hwmon";
+ };
+
+ lochnagar_micvdd: MICVDD {
+ compatible = "cirrus,lochnagar2-micvdd";
+
+ SYSVDD-supply = <&wallvdd>;
+
+ regulator-min-microvolt = <3000000>;
+ regulator-max-microvolt = <3000000>;
+ };
+
+ MIC1VDD {
+ compatible = "cirrus,lochnagar2-mic1vdd";
+
+ regulator-always-on;
+ cirrus,micbias-input = <2>;
+ };
+
+ MIC2VDD {
+ compatible = "cirrus,lochnagar2-mic2vdd";
+
+ regulator-always-on;
+ cirrus,micbias-input = <3>;
+ };
+
+ lochnagar_vddcore: VDDCORE {
+ compatible = "cirrus,lochnagar2-vddcore";
+
+ SYSVDD-supply = <&wallvdd>;
+
+ regulator-min-microvolt = <1200000>;
+ regulator-max-microvolt = <1200000>;
+ };
+
+ lochnagar_sc: soundcard {
+ compatible = "cirrus,lochnagar2-soundcard";
+
+ #sound-dai-cells = <1>;
+
+ clocks = <&lochnagar_clk LOCHNAGAR_SOUNDCARD_MCLK>;
+ clock-names = "mclk";
+ };
+ };
+
+ cs42l92: cs42l92@1a {
+ status = "disabled";
+
+ compatible = "cirrus,cs47l92";
+ reg = <0x1a>;
+
+ interrupts = <27 8>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ interrupt-parent = <&gpio>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ #sound-dai-cells = <1>;
+
+ AVDD-supply = <&lochnagar_vdd1v8>;
+ DBVDD1-supply = <&lochnagar_vdd1v8>;
+ CPVDD1-supply = <&lochnagar_vdd1v8>;
+ CPVDD2-supply = <&lochnagar_vddcore>;
+ DCVDD-supply = <&lochnagar_vddcore>;
+ SPKVDDL-supply = <&wallvdd>;
+ SPKVDDR-supply = <&wallvdd>;
+
+ reset-gpios = <&lochnagar_pin 0 0>;
+
+ cirrus,out-mono = <0 0 1 1 0 0>;
+ cirrus,dmic-ref = <
+ MADERA_DMIC_REF_MICBIAS1
+ MADERA_DMIC_REF_MICBIAS1
+ MADERA_DMIC_REF_MICBIAS1
+ MADERA_DMIC_REF_MICBIAS1
+ >;
+ cirrus,inmode = <
+ MADERA_INMODE_DIFF MADERA_INMODE_DIFF /* IN1A */
+ MADERA_INMODE_DIFF MADERA_INMODE_DIFF /* IN1B */
+ MADERA_INMODE_SE MADERA_INMODE_SE /* IN2A */
+ MADERA_INMODE_DIFF MADERA_INMODE_DIFF /* IN2B */
+ >;
+
+ clocks = <&lochnagar_clk LOCHNAGAR_CDC_MCLK1>,
+ <&lochnagar_clk LOCHNAGAR_CDC_MCLK2>;
+ clock-names = "mclk1", "mclk2";
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&cdc_irq &cs42l92_defaults>;
+
+ cs42l92_defaults: cs42l92-gpio-defaults {
+ aif1 {
+ groups = "aif1";
+ function = "aif1";
+ bias-bus-hold;
+ };
+
+ aif2 {
+ groups = "aif2";
+ function = "aif2";
+ bias-bus-hold;
+ };
+
+ aif3 {
+ groups = "aif3";
+ function = "aif3";
+ bias-bus-hold;
+ };
+ };
+
+ micvdd {
+ regulator-min-microvolt = <3000000>;
+ regulator-max-microvolt = <3000000>;
+ };
+
+ MICBIAS1 {
+ regulator-min-microvolt = <2800000>;
+ regulator-max-microvolt = <2800000>;
+ };
+ MICBIAS1A {
+ regulator-active-discharge = <1>;
+ };
+ MICBIAS1B {
+ regulator-active-discharge = <1>;
+ };
+ };
+
+ wm8998: wm8998@1a {
+ status = "disabled";
+
+ compatible = "wlf,wm8998";
+ reg = <0x1a>;
+
+ interrupts = <27 0>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ interrupt-parent = <&gpio>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ #sound-dai-cells = <1>;
+
+ LDOVDD-supply = <&lochnagar_vdd1v8>;
+ AVDD-supply = <&lochnagar_vdd1v8>;
+ DBVDD1-supply = <&lochnagar_vdd1v8>;
+ DBVDD2-supply = <&lochnagar_vdd1v8>;
+ DBVDD3-supply = <&lochnagar_vdd1v8>;
+ CPVDD-supply = <&lochnagar_vdd1v8>;
+ SPKVDDL-supply = <&wallvdd>;
+ SPKVDDR-supply = <&wallvdd>;
+
+ wlf,gpio-defaults = <
+ ARIZONA_GP_DEFAULT
+ ARIZONA_GP_DEFAULT
+ ARIZONA_GP_DEFAULT
+ ARIZONA_GP_DEFAULT
+ ARIZONA_GP_DEFAULT
+ >;
+
+ wlf,reset = <&lochnagar_pin 0 0>;
+ wlf,ldoena = <&lochnagar_pin 3 0>;
+
+ wlf,micd-configs = <
+ 0x0 ARIZONA_DMIC_MICBIAS1 0
+ 0x2000 ARIZONA_DMIC_MICBIAS2 1
+ >;
+ wlf,jd-invert;
+ wlf,micd-force-micbias;
+ wlf,gpsw = <ARIZONA_GPSW_CLOSED>;
+ wlf,micd-pol-gpio = <&wm8998 4 GPIO_TRANSITORY>;
+ wlf,micd-rate = <ARIZONA_MICD_TIME_8MS>;
+ wlf,micd-detect-debounce = <500>;
+ wlf,dmic-ref = <ARIZONA_DMIC_MICBIAS2>;
+ wlf,inmode = <ARIZONA_INMODE_DMIC ARIZONA_INMODE_DMIC
+ ARIZONA_INMODE_DIFF ARIZONA_INMODE_DIFF>;
+
+ clocks = <&lochnagar_clk LOCHNAGAR_CDC_MCLK1>,
+ <&lochnagar_clk LOCHNAGAR_CDC_MCLK2>;
+ clock-names = "mclk1", "mclk2";
+ };
+};
+
+&spi {
+ status = "okay";
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&spi_pins &spi_cs>;
+
+ cs-gpios = <&gpio 8 1>, <&gpio 7 1>;
+
+ spidev1: spidev@1{
+ compatible = "spidev";
+ reg = <1>;
+ status = "disabled";
+ };
+
+ cs47l15: cs47l15@1 {
+ status = "disabled";
+
+ compatible = "cirrus,cs47l15";
+ reg = <0x1>;
+
+ spi-max-frequency = <11000000>;
+
+ interrupts = <27 8>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ interrupt-parent = <&gpio>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ #sound-dai-cells = <1>;
+
+ AVDD-supply = <&lochnagar_vdd1v8>;
+ DCVDD-supply = <&lochnagar_vddcore>;
+ DBVDD1-supply = <&lochnagar_vdd1v8>;
+ CPVDD1-supply = <&lochnagar_vdd1v8>;
+ SPKVDD-supply = <&wallvdd>;
+ MICVDD-supply = <&lochnagar_micvdd>;
+
+ reset-gpios = <&lochnagar_pin 0 0>;
+
+ cirrus,dmic-ref = <
+ MADERA_DMIC_REF_MICBIAS1
+ MADERA_DMIC_REF_MICBIAS2
+ >;
+ cirrus,inmode = <
+ MADERA_INMODE_SE MADERA_INMODE_SE /* IN1A */
+ MADERA_INMODE_DIFF MADERA_INMODE_DIFF /* IN1B */
+ MADERA_INMODE_SE MADERA_INMODE_SE /* IN2A */
+ MADERA_INMODE_DIFF MADERA_INMODE_DIFF /* IN2B */
+ >;
+
+ clocks = <&lochnagar_clk LOCHNAGAR_CDC_MCLK1>,
+ <&lochnagar_clk LOCHNAGAR_CDC_MCLK2>;
+ clock-names = "mclk1", "mclk2";
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&cdc_irq &cs47l15_defaults>;
+
+ cs47l15_defaults: cs47l15-gpio-defaults {
+ aif1 {
+ groups = "aif1";
+ function = "aif1";
+ bias-bus-hold;
+ };
+ aif2 {
+ groups = "aif2";
+ function = "aif2";
+ bias-bus-hold;
+ };
+ aif3 {
+ groups = "aif3";
+ function = "aif3";
+ bias-bus-hold;
+ };
+ pdmspk1 {
+ groups = "pdmspk1";
+ function = "pdmspk1";
+ };
+ };
+
+ micvdd {
+ regulator-min-microvolt = <3000000>;
+ regulator-max-microvolt = <3000000>;
+ };
+
+ MICBIAS1 {
+ regulator-min-microvolt = <2800000>;
+ regulator-max-microvolt = <2800000>;
+ };
+ MICBIAS1A {
+ regulator-active-discharge = <1>;
+ };
+ MICBIAS1B {
+ regulator-active-discharge = <1>;
+ };
+ MICBIAS1C {
+ regulator-active-discharge = <1>;
+ };
+ };
+
+ cs47l24: cs47l24@1 {
+ status = "disabled";
+
+ compatible = "cirrus,cs47l24";
+ reg = <0x1>;
+
+ spi-max-frequency = <11000000>;
+
+ interrupts = <27 0>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ interrupt-parent = <&gpio>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ #sound-dai-cells = <1>;
+
+ AVDD-supply = <&lochnagar_vdd1v8>;
+ DBVDD1-supply = <&lochnagar_vdd1v8>;
+ DBVDD2-supply = <&lochnagar_vdd1v8>;
+ DBVDD3-supply = <&lochnagar_vdd1v8>;
+ CPVDD-supply = <&lochnagar_vdd1v8>;
+ MICVDD-supply = <&lochnagar_micvdd>;
+ SPKVDD-supply = <&wallvdd>;
+ DCVDD-supply = <&lochnagar_vddcore>;
+
+ wlf,gpio-defaults = <
+ ARIZONA_GP_DEFAULT
+ ARIZONA_GP_DEFAULT
+ ARIZONA_GP_DEFAULT
+ ARIZONA_GP_DEFAULT
+ ARIZONA_GP_DEFAULT
+ >;
+
+ wlf,reset = <&lochnagar_pin 0 0>;
+
+ wlf,dmic-ref = <ARIZONA_DMIC_MICBIAS2 ARIZONA_DMIC_MICBIAS3>;
+ wlf,inmode = <ARIZONA_INMODE_DMIC ARIZONA_INMODE_DMIC>;
+
+ clocks = <&lochnagar_clk LOCHNAGAR_CDC_MCLK1>,
+ <&lochnagar_clk LOCHNAGAR_CDC_MCLK2>;
+ clock-names = "mclk1", "mclk2";
+ };
+
+ cs47l35: cs47l35@1 {
+ status = "disabled";
+
+ compatible = "cirrus,cs47l35";
+ reg = <0x1>;
+
+ spi-max-frequency = <11000000>;
+
+ interrupts = <27 8>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ interrupt-parent = <&gpio>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ #sound-dai-cells = <1>;
+
+ AVDD-supply = <&lochnagar_vdd1v8>;
+ DBVDD1-supply = <&lochnagar_vdd1v8>;
+ DBVDD2-supply = <&lochnagar_vdd1v8>;
+ CPVDD1-supply = <&lochnagar_vdd1v8>;
+ CPVDD2-supply = <&lochnagar_vddcore>;
+ DCVDD-supply = <&lochnagar_vddcore>;
+ SPKVDD-supply = <&wallvdd>;
+
+ reset-gpios = <&lochnagar_pin 0 0>;
+
+ cirrus,dmic-ref = <
+ MADERA_DMIC_REF_MICVDD
+ CS47L35_DMIC_REF_MICBIAS2A
+ MADERA_DMIC_REF_MICVDD
+ >;
+ cirrus,inmode = <
+ MADERA_INMODE_SE MADERA_INMODE_SE /* IN1A */
+ MADERA_INMODE_DIFF MADERA_INMODE_DIFF /* IN1B */
+ MADERA_INMODE_SE MADERA_INMODE_SE /* IN2A */
+ MADERA_INMODE_DIFF MADERA_INMODE_DIFF /* IN2B */
+ >;
+
+ clocks = <&lochnagar_clk LOCHNAGAR_CDC_MCLK1>,
+ <&lochnagar_clk LOCHNAGAR_CDC_MCLK2>;
+ clock-names = "mclk1", "mclk2";
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&cdc_irq &cs47l35_defaults>;
+
+ cs47l35_defaults: cs47l35-gpio-defaults {
+ aif1 {
+ groups = "aif1";
+ function = "aif1";
+ bias-bus-hold;
+ };
+
+ aif2 {
+ groups = "aif2";
+ function = "aif2";
+ bias-bus-hold;
+ };
+
+ aif3 {
+ groups = "aif3";
+ function = "aif3";
+ bias-bus-hold;
+ };
+ };
+
+ micvdd {
+ regulator-min-microvolt = <3000000>;
+ regulator-max-microvolt = <3000000>;
+ };
+
+ MICBIAS1 {
+ regulator-min-microvolt = <2800000>;
+ regulator-max-microvolt = <2800000>;
+ };
+ MICBIAS1A {
+ regulator-active-discharge = <1>;
+ };
+
+ MICBIAS2 {
+ regulator-min-microvolt = <2800000>;
+ regulator-max-microvolt = <2800000>;
+ };
+ MICBIAS2A {
+ regulator-active-discharge = <1>;
+ };
+ };
+
+ cs47l90: cs47l90@1 {
+ status = "disabled";
+
+ compatible = "cirrus,cs47l90";
+ reg = <0x1>;
+
+ spi-max-frequency = <11000000>;
+
+ interrupts = <27 8>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ interrupt-parent = <&gpio>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ #sound-dai-cells = <1>;
+
+ AVDD-supply = <&lochnagar_vdd1v8>;
+ DBVDD1-supply = <&lochnagar_vdd1v8>;
+ DBVDD2-supply = <&lochnagar_vdd1v8>;
+ DBVDD3-supply = <&lochnagar_vdd1v8>;
+ DBVDD4-supply = <&lochnagar_vdd1v8>;
+ CPVDD1-supply = <&lochnagar_vdd1v8>;
+ CPVDD2-supply = <&lochnagar_vddcore>;
+ DCVDD-supply = <&lochnagar_vddcore>;
+ SPKVDDL-supply = <&wallvdd>;
+ SPKVDDR-supply = <&wallvdd>;
+
+ reset-gpios = <&lochnagar_pin 0 0>;
+
+ cirrus,dmic-ref = <
+ MADERA_DMIC_REF_MICBIAS1
+ MADERA_DMIC_REF_MICBIAS2
+ >;
+ cirrus,inmode = <
+ MADERA_INMODE_DIFF MADERA_INMODE_DIFF /* IN1A */
+ MADERA_INMODE_DIFF MADERA_INMODE_DIFF /* IN1B */
+ MADERA_INMODE_SE MADERA_INMODE_SE /* IN2A */
+ MADERA_INMODE_DIFF MADERA_INMODE_DIFF /* IN2B */
+ >;
+
+ clocks = <&lochnagar_clk LOCHNAGAR_CDC_MCLK1>,
+ <&lochnagar_clk LOCHNAGAR_CDC_MCLK2>;
+ clock-names = "mclk1", "mclk2";
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&cdc_irq &cs47l90_defaults>;
+
+ cs47l90_defaults: cs47l90-gpio-defaults {
+ aif1 {
+ groups = "aif1";
+ function = "aif1";
+ bias-bus-hold;
+ };
+
+ aif2 {
+ groups = "aif2";
+ function = "aif2";
+ bias-bus-hold;
+ };
+
+ aif3 {
+ groups = "aif3";
+ function = "aif3";
+ bias-bus-hold;
+ };
+ };
+
+ micvdd {
+ regulator-min-microvolt = <3000000>;
+ regulator-max-microvolt = <3000000>;
+ };
+
+ MICBIAS1 {
+ regulator-min-microvolt = <2800000>;
+ regulator-max-microvolt = <2800000>;
+ };
+ MICBIAS1A {
+ regulator-active-discharge = <1>;
+ };
+ MICBIAS1B {
+ regulator-active-discharge = <1>;
+ };
+
+ MICBIAS2 {
+ regulator-min-microvolt = <2800000>;
+ regulator-max-microvolt = <2800000>;
+ };
+ MICBIAS2C {
+ regulator-active-discharge = <1>;
+ };
+ };
+};
--
2.20.1
