ARM: dts: pxa3xx: Add Raumfeld DTS files

This patch adds a set of DTS files that support all PXA3xx based Raumfeld
audio hardware devices.

Common nodes are factored out into 'common' and 'tuneable-clock' include
files to keep the top-level DTS files smaller.

Signed-off-by: Daniel Mack <[e-mail]>
[Robert: Reordered Makefile in alphabetical order]
Signed-off-by: Robert Jarzmik <[e-mail]>

arch/arm/boot/dts/Makefile

···
 	owl-s500-sparky.dtb
 dtb-$(CONFIG_ARCH_PRIMA2) += \
 	prima2-evb.dtb
+dtb-$(CONFIG_ARCH_PXA) += \
+	pxa300-raumfeld-connector.dtb \
+	pxa300-raumfeld-controller.dtb \
+	pxa300-raumfeld-speaker-l.dtb \
+	pxa300-raumfeld-speaker-m.dtb \
+	pxa300-raumfeld-speaker-one.dtb \
+	pxa300-raumfeld-speaker-s.dtb
 dtb-$(CONFIG_ARCH_OXNAS) += \
 	ox810se-wd-mbwe.dtb \
 	ox820-cloudengines-pogoplug-series-3.dtb

arch/arm/boot/dts/pxa300-raumfeld-common.dtsi

···
+// SPDX-License-Identifier: GPL-2.0
+
+#include "pxa3xx.dtsi"
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+
+/ {
+	/* Will be overridden by bootloader */
+	hw-revision = <0>;
+
+	chosen {
+		bootargs = "root=ubi0:RootFS rootfstype=ubifs rw ubi.mtd=3";
+		stdout-path = &ffuart;
+	};
+
+	memory {
+		device_type = "memory";
+		reg = <0xa0000000 0x8000000>;	/* 128 MB */
+	};
+
+	reg_3v3: regulator-3v3 {
+		compatible = "regulator-fixed";
+		regulator-name = "3v3-fixed-supply";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		regulator-always-on;
+	};
+
+	reg_1v8: regulator-1v8 {
+		compatible = "regulator-fixed";
+		regulator-name = "1v8-fixed-supply";
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <1800000>;
+		regulator-always-on;
+	};
+
+	reg_va_5v0: regulator-va-5v0 {
+		compatible = "regulator-fixed";
+		regulator-name = "va-5v0-fixed-supply";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		gpio = <&gpio 124 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+	};
+
+	ssp_dai0: ssp-dai0 {
+		compatible = "mrvl,pxa-ssp-dai";
+		pinctrl-names = "default";
+		pinctrl-0 = <&ssp0_dai_pins>;
+		port = <&ssp1>;
+		#sound-dai-cells = <0>;
+		dmas = <&pdma 13 3
+			&pdma 14 3>;
+		dma-names = "rx", "tx";
+		clock-names = "extclk";
+	};
+
+	ssp_dai1: ssp-dai1 {
+		compatible = "mrvl,pxa-ssp-dai";
+		pinctrl-names = "default";
+		pinctrl-0 = <&ssp1_dai_pins>;
+		port = <&ssp2>;
+		#sound-dai-cells = <0>;
+		dmas = <&pdma 15 3
+			&pdma 16 3>;
+		dma-names = "rx", "tx";
+		clock-names = "extclk";
+	};
+
+	spi: spi {
+		compatible = "spi-gpio";
+		#address-cells = <0x1>;
+		#size-cells = <0>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&spi_pins>;
+		gpio-sck = <&gpio 95 GPIO_ACTIVE_HIGH>;
+		gpio-miso = <&gpio 98 GPIO_ACTIVE_HIGH>;
+		gpio-mosi = <&gpio 97 GPIO_ACTIVE_HIGH>;
+		cs-gpios = <
+			&gpio 34 GPIO_ACTIVE_HIGH
+			&gpio 125 GPIO_ACTIVE_HIGH
+			&gpio 96 GPIO_ACTIVE_HIGH
+		>;
+		num-chipselects = <3>;
+
+		dac: dac@2 {
+			compatible = "ti,dac7512";
+			reg = <2>;
+			spi-max-frequency = <1000000>;
+			vcc-supply = <&reg_3v3>;
+		};
+	};
+
+	keys: gpio-keys {
+		compatible = "gpio-keys";
+		pinctrl-names = "default";
+		pinctrl-0 = <&gpio_keys_pins>;
+
+		on-off {
+			label = "on_off button";
+			gpios = <&gpio 14 GPIO_ACTIVE_LOW>;
+			linux,code = <KEY_F6>;
+		};
+
+		rescue-boot {
+			label = "rescue boot button";
+			gpios = <&gpio 115 GPIO_ACTIVE_HIGH>;
+			linux,code = <KEY_F4>;
+		};
+
+		setup {
+			label = "setup";
+			gpios = <&gpio 119 GPIO_ACTIVE_HIGH>;
+			linux,code = <KEY_F3>;
+		};
+	};
+
+	rotary: rotary-encoder {
+		compatible = "rotary-encoder";
+		gpios = <
+			&gpio 19 GPIO_ACTIVE_LOW
+			&gpio 20 GPIO_ACTIVE_HIGH
+		>;
+		linux,axis = <REL_X>;
+		rotary-encoder,relative-axis;
+	};
+
+	leds: leds {
+		compatible = "gpio-leds";
+		pinctrl-names = "default";
+		pinctrl-0 = <&led_pins_a &led_pins_b>;
+
+		left {
+			label = "raumfeld:1";
+			gpios = <&gpio 36 GPIO_ACTIVE_LOW>;
+		};
+
+		right {
+			label = "raumfeld:2";
+			gpios = <&gpio 35 GPIO_ACTIVE_HIGH>;
+		};
+	};
+
+	poweroff {
+		compatible = "gpio-poweroff";
+		pinctrl-names = "default";
+		pinctrl-0 = <&poweroff_pins>;
+		gpios = <&gpio 16 GPIO_ACTIVE_HIGH>;
+	};
+
+	mmc0_pwrseq: mmc-pwrseq {
+		compatible = "mmc-pwrseq-simple";
+		pinctrl-names = "default";
+		pinctrl-0 = <&mmc0_pwrseq_pins>;
+		reset-gpios = <
+			&gpio 113 GPIO_ACTIVE_LOW	/* W2W_RESET	*/
+			&gpio 114 GPIO_ACTIVE_LOW	/* W2W_PDN	*/
+		>;
+	};
+
+	ethernet: ethernet@10000000 {
+		compatible = "smsc,lan9115";
+		pinctrl-names = "default";
+		pinctrl-0 = <&smsc_pins &smsc_bus_pins>;
+		reg = <0x10000000 0x100000>;
+		phy-mode = "mii";
+		interrupt-parent = <&gpio>;
+		interrupts = <40 IRQ_TYPE_EDGE_FALLING>;
+		vdd33a-supply = <&reg_3v3>;
+		vddvario-supply = <&reg_1v8>;
+		reset-gpios = <&gpio 39 GPIO_ACTIVE_LOW>;
+		reg-io-width = <4>;
+		smsc,save-mac-address;
+		smsc,irq-push-pull;
+	};
+};
+
+&ffuart {
+	status = "okay";
+};
+
+&pwri2c {
+	status = "okay";
+
+	max8660: regulator@34 {
+		compatible = "maxim,max8660";
+		reg = <0x34>;
+
+		regulators {
+			regulator-v3 {
+				regulator-compatible= "V3(DCDC)";
+				regulator-min-microvolt = <725000>;
+				regulator-max-microvolt = <1800000>;
+			};
+
+			regulator-v4 {
+				regulator-compatible= "V4(DCDC)";
+				regulator-min-microvolt = <725000>;
+				regulator-max-microvolt = <1800000>;
+			};
+
+			regulator-v5 {
+				regulator-compatible= "V5(LDO)";
+				regulator-min-microvolt = <1700000>;
+				regulator-max-microvolt = <2000000>;
+			};
+
+			reg_vcc_sdio: regulator-v6 {
+				regulator-compatible= "V6(LDO)";
+				regulator-min-microvolt = <3300000>;
+				regulator-max-microvolt = <3300000>;
+			};
+
+			regulator-v7 {
+				regulator-compatible= "V7(LDO)";
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <3300000>;
+			};
+		};
+	};
+};
+
+&pxai2c1 {
+	status = "okay";
+	mrvl,i2c-fast-mode;
+	pinctrl-names = "default";
+	pinctrl-0 = <&pxai2c1_pins>;
+};
+
+&ssp1 {
+	status = "okay";
+};
+
+&ssp2 {
+	status = "okay";
+};
+
+&nand_controller {
+	status = "okay";
+
+	nand@0 {
+		reg = <0>;
+		nand-rb = <0>;
+		nand-ecc-mode = "hw";
+		marvell,nand-keep-config;
+
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			partition@0 {
+				label = "Bootloader";
+				reg = <0x0000000 0xa0000>;
+				read-only;
+			};
+
+			partition@a0000 {
+				label = "BootloaderEnvironment";
+				reg = <0x0a0000 0x20000>;
+			};
+
+			partition@c0000 {
+				label = "BootloaderSplashScreen";
+				reg = <0x0c0000 0x60000>;
+			};
+
+			partition@120000 {
+				label = "UBI";
+				reg = <0x120000 0x7ee0000>;
+			};
+		};
+	};
+};
+
+&usb0 {
+	status = "okay";
+	marvell,enable-port1;
+	marvell,port-mode = <2>; /* PMM_GLOBAL_MODE */
+	pinctrl-names = "default";
+	pinctrl-0 = <&pxa3xx_ohci_pins>;
+};
+
+&mmc0 {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&mmc0_pins>;
+	pxa-mmc,detect-delay-ms = <200>;
+	vmmc-supply = <&reg_vcc_sdio>;
+	mmc-pwrseq = <&mmc0_pwrseq>;
+	non-removable;
+	bus-width = <4>;
+};
+
+&pinctrl {
+	poweroff_pins: poweroff-pins {
+		pinctrl-single,pins = <MFP_PIN_PXA300(16) MFP_AF0>;
+		pinctrl-single,low-power-mode = MFP_LPM(MFP_LPM_FLOAT);
+	};
+
+	led_pins_a: led-pins-a {
+		pinctrl-single,pins = <MFP_PIN_PXA300(35) MFP_AF0>;
+		pinctrl-single,low-power-mode = MFP_LPM(MFP_LPM_PULL_LOW);
+	};
+
+	led_pins_b: led-pins-b {
+		pinctrl-single,pins = <MFP_PIN_PXA300(36) MFP_AF0>;
+		pinctrl-single,low-power-mode = MFP_LPM(MFP_LPM_DRIVE_HIGH);
+	};
+
+	pxai2c1_pins: pxai2c1-pins {
+		pinctrl-single,pins = <
+			MFP_PIN_PXA300(21) MFP_AF1	/* I2C_SCL	*/
+			MFP_PIN_PXA300(22) MFP_AF1	/* I2C_SDA	*/
+		>;
+		pinctrl-single,low-power-mode = MFP_LPM(MFP_LPM_PULL_HIGH);
+	};
+
+	gpio_keys_pins: gpio-keys-pins {
+		pinctrl-single,pins = <
+			MFP_PIN_PXA300(14) MFP_AF0	/* SCK		*/
+			MFP_PIN_PXA300(115) MFP_AF0	/* MOSI		*/
+			MFP_PIN_PXA300(119) MFP_AF0	/* MISO		*/
+		>;
+		pinctrl-single,low-power-mode = MFP_LPM(MFP_LPM_FLOAT);
+	};
+
+	spi_pins: spi-pins {
+		pinctrl-single,pins = <
+			MFP_PIN_PXA300(95) MFP_AF0	/* SCK		*/
+			MFP_PIN_PXA300(97) MFP_AF0	/* MOSI		*/
+			MFP_PIN_PXA300(98) MFP_AF0	/* MISO		*/
+			MFP_PIN_PXA300(34) MFP_AF0	/* CS#0		*/
+			MFP_PIN_PXA300(125) MFP_AF0	/* CS#1		*/
+			MFP_PIN_PXA300(96) MFP_AF0	/* CS#2		*/
+		>;
+		pinctrl-single,low-power-mode = MFP_LPM(MFP_LPM_PULL_LOW);
+	};
+
+	pxa3xx_ohci_pins: pxa3xx-ohci-pins {
+		pinctrl-single,pins = <
+			MFP_PIN_PXA300_2(0) MFP_AF1	/* USBHPEN	*/
+			MFP_PIN_PXA300_2(1) MFP_AF1	/* USBHPWR	*/
+		>;
+		pinctrl-single,low-power-mode = MFP_LPM(MFP_LPM_PULL_LOW);
+	};
+
+	smsc_pins: smsc-pins {
+		pinctrl-single,pins = <
+			MFP_PIN_PXA300(39) MFP_AF0	/* RESET	*/
+			MFP_PIN_PXA300(40) MFP_AF0	/* IRQ		*/
+		>;
+		pinctrl-single,low-power-mode = MFP_LPM(MFP_LPM_PULL_LOW);
+	};
+
+	smsc_bus_pins: smsc-bus-pins {
+		pinctrl-single,pins = <
+			MFP_PIN_PXA300(1) MFP_AF1	/* nCS2		*/
+		>;
+		pinctrl-single,low-power-mode = MFP_LPM(MFP_LPM_FLOAT);
+	};
+
+	mmc0_pins: mmc0-pins {
+		pinctrl-single,pins = <
+			MFP_PIN_PXA300(3) MFP_AF4	/* MMC1_DAT0	*/
+			MFP_PIN_PXA300(4) MFP_AF4	/* MMC1_DAT1	*/
+			MFP_PIN_PXA300(5) MFP_AF4	/* MMC1_DAT2	*/
+			MFP_PIN_PXA300(6) MFP_AF4	/* MMC1_DAT3	*/
+			MFP_PIN_PXA300(7) MFP_AF4	/* MMC1_CLK	*/
+			MFP_PIN_PXA300(8) MFP_AF4	/* MMC1_CMD	*/
+		>;
+		pinctrl-single,low-power-mode = MFP_LPM(MFP_LPM_DRIVE_HIGH);
+	};
+
+	mmc0_pwrseq_pins: mmc0-pwrseq-pins {
+		pinctrl-single,pins = <
+			MFP_PIN_PXA300(113) MFP_AF0	/* W2W_RESET	*/
+			MFP_PIN_PXA300(114) MFP_AF0	/* W2W_PDN	*/
+		>;
+		pinctrl-single,low-power-mode = MFP_LPM(MFP_LPM_FLOAT);
+	};
+
+	ssp0_dai_pins: ssp0-dai-pins {
+		pinctrl-single,pins = <
+			MFP_PIN_PXA300(85) MFP_AF1	/* SSP1_SCLK	*/
+			MFP_PIN_PXA300(86) MFP_AF1	/* SSP1_FRM	*/
+			MFP_PIN_PXA300(87) MFP_AF1	/* SSP1_TXD	*/
+			MFP_PIN_PXA300(88) MFP_AF1	/* SSP1_RXD	*/
+			MFP_PIN_PXA300(89) MFP_AF1	/* SSP1_EXTCLK	*/
+			MFP_PIN_PXA300(90) MFP_AF1	/* SSP1_SYSCLK	*/
+		>;
+		pinctrl-single,low-power-mode = MFP_LPM(MFP_LPM_PULL_LOW);
+	};
+
+	ssp1_dai_pins: ssp1-dai-pins {
+		pinctrl-single,pins = <
+			MFP_PIN_PXA300(25) MFP_AF2	/* SSP2_SCLK	*/
+			MFP_PIN_PXA300(26) MFP_AF2	/* SSP2_FRM	*/
+			MFP_PIN_PXA300(27) MFP_AF2	/* SSP2_TXD	*/
+			MFP_PIN_PXA300(29) MFP_AF2	/* SSP2_EXTCLK	*/
+		>;
+		pinctrl-single,low-power-mode = MFP_LPM(MFP_LPM_PULL_LOW);
+	};
+};

arch/arm/boot/dts/pxa300-raumfeld-connector.dts

···
+// SPDX-License-Identifier: GPL-2.0
+
+/dts-v1/;
+
+#include "pxa300-raumfeld-common.dtsi"
+#include "pxa300-raumfeld-tuneable-clock.dtsi"
+
+/ {
+	model = "Raumfeld Connector (PXA3xx)";
+	compatible = "raumfeld,raumfeld-connector-pxa303", "marvell,pxa300";
+
+	sound {
+		compatible = "simple-audio-card";
+		simple-audio-card,name = "Raumfeld Connector";
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		simple-audio-card,dai-link@0 {
+			reg = <0>;
+			format = "i2s";
+			bitclock-master = <&dailink_master_analog>;
+			frame-master = <&dailink_master_analog>;
+			mclk-fs = <256>;
+
+			dailink_master_analog: cpu {
+				sound-dai = <&ssp_dai0>;
+			};
+
+			codec {
+				sound-dai = <&cs4270>;
+			};
+		};
+
+		simple-audio-card,dai-link@1 {
+			reg = <1>;
+			format = "i2s";
+			bitclock-master = <&dailink_master_digital>;
+			frame-master = <&dailink_master_digital>;
+			mclk-fs = <256>;
+
+			dailink_master_digital: cpu {
+				sound-dai = <&ssp_dai1>;
+			};
+
+			codec {
+				sound-dai = <&ak4104>;
+			};
+		};
+	};
+};
+
+&ssp1 {
+	status = "okay";
+};
+
+&ssp2 {
+	status = "okay";
+};
+
+&spi {
+	ak4104: optical-transmitter@0 {
+		compatible = "asahi-kasei,ak4104";
+		reg = <0>;
+		vdd-supply = <&reg_3v3>;
+		spi-max-frequency = <5000000>;
+		reset-gpios = <&gpio 38 GPIO_ACTIVE_HIGH>;
+		#sound-dai-cells = <0>;
+	};
+};
+
+&rotary {
+	status = "disabled";
+};

arch/arm/boot/dts/pxa300-raumfeld-controller.dts

···
+// SPDX-License-Identifier: GPL-2.0
+
+/dts-v1/;
+
+#include "pxa300-raumfeld-common.dtsi"
+
+/ {
+	model = "Raumfeld Controller (PXA3xx)";
+	compatible = "raumfeld,raumfeld-controller-pxa303", "marvell,pxa300";
+
+	reg_vbatt: regulator-vbatt {
+		compatible = "regulator-fixed";
+		regulator-name = "vbatt-fixed-supply";
+		regulator-min-microvolt = <3700000>;
+		regulator-max-microvolt = <3700000>;
+		regulator-always-on;
+	};
+
+	lcd_supply: regulator-va-tft {
+		compatible = "regulator-fixed";
+		regulator-name = "va-tft-fixed-supply";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		gpio = <&gpio 33 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+	};
+
+	onewire {
+		compatible = "w1-gpio";
+		pinctrl-names = "default";
+		pinctrl-0 = <&w1_pins>;
+		gpios = <
+			&gpio 126 GPIO_OPEN_DRAIN	/* W1 I/O	*/
+			&gpio 105 GPIO_ACTIVE_HIGH	/* pullup	*/
+		>;
+
+		w1_ds2760: slave-ds2760 {
+			compatible = "maxim,ds2760";
+			power-supplies = <&charger>;
+		};
+	};
+
+	charger: charger {
+		compatible = "gpio-charger";
+		charger-type = "mains";
+		gpios = <&gpio 101 GPIO_ACTIVE_LOW>;
+	};
+
+	/*
+	 * One of the following two will be set to "okay" by the bootloader,
+	 * depending on the hardware revision.
+	 */
+	backlight-controller-pwm {
+		compatible = "pwm-backlight";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pwm0_pins>;
+		pwms = <&pwm0 10000>;
+		power-supply = <&reg_vbatt>;
+		status = "disabled";
+
+		brightness-levels = <
+			 0  1  2  3  4  5  6  7  8  9
+			10 11 12 13 14 15 16 17 18 19
+			20 21 22 23 24 25 26 27 28 29
+			30 31 32 33 34 35 36 37 38 39
+			40 41 42 43 44 45 46 47 48 49
+			50 51 52 53 54 55 56 57 58 59
+			60 61 62 63 64 65 66 67 68 69
+			70 71 72 73 74 75 76 77 78 79
+			80 81 82 83 84 85 86 87 88 89
+			90 91 92 93 94 95 96 97 98 99
+			100
+		>;
+		default-brightness-level = <100>;
+	};
+
+	backlight-controller {
+		compatible = "lltc,lt3593";
+		pinctrl-names = "default";
+		pinctrl-0 = <&lt3593_pins>;
+		lltc,ctrl-gpios = <&gpio 17 GPIO_ACTIVE_HIGH>;
+		status = "disabled";
+
+		led {
+			label = "backlight";
+			default-state = "on";
+		};
+	};
+};
+
+&reg_va_5v0 {
+	status = "disabled";
+};
+
+&ethernet {
+	status = "disabled";
+};
+
+&leds {
+	status = "disabled";
+};
+
+&dac {
+	status = "disabled";
+};
+
+&pwm0 {
+	status = "okay";
+};
+
+&keys {
+	dock-detect {
+		label = "dock detect";
+		gpios = <&gpio 116 GPIO_ACTIVE_HIGH>;
+		linux,code = <KEY_F5>;
+	};
+};
+
+&spi {
+	accelerometer@1 {
+		compatible = "st,lis302dl-spi";
+		pinctrl-names = "default";
+		pinctrl-0 = <&lis302_pins>;
+		reg = <1>;
+		spi-max-frequency = <1000000>;
+		interrupt-parent = <&gpio>;
+		interrupts = <104 IRQ_TYPE_EDGE_FALLING>;
+
+		st,click-single-x;
+		st,click-single-y;
+		st,click-single-z;
+		st,click-thresh-x = <10>;
+		st,click-thresh-y = <10>;
+		st,click-thresh-z = <10>;
+		st,irq1-click;
+		st,irq2-click;
+		st,wakeup-x-lo;
+		st,wakeup-x-hi;
+		st,wakeup-y-lo;
+		st,wakeup-y-hi;
+		st,wakeup-z-lo;
+		st,wakeup-z-hi;
+	};
+};
+
+&lcdc {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&lcdc_pins>;
+	lcd-supply = <&lcd_supply>;
+
+	port {
+		lcdc_out: endpoint {
+			remote-endpoint = <&panel_in>;
+			bus-width = <16>;
+		};
+	};
+
+	panel {
+		compatible = "sharp,lq043t3dx0-panel";
+		display-timings {
+			native-mode = <&timing0>;
+			timing0: timing {
+				clock-frequency = <9009000>;
+				pixelclk-active = <0>;	/* negative edge */
+				hactive = <480>;
+				vactive = <272>;
+				hsync-len = <41>;
+				hback-porch = <2>;
+				hfront-porch = <1>;
+				vsync-len = <10>;
+				vback-porch = <3>;
+				vfront-porch = <1>;
+			};
+		};
+
+		port {
+			panel_in: endpoint {
+				remote-endpoint = <&lcdc_out>;
+			};
+		};
+	};
+};
+
+&gcu {
+	status = "okay";
+};
+
+&pxai2c1 {
+	touchscreen@a {
+		compatible = "eeti,exc3000-i2c";
+		pinctrl-names = "default";
+		pinctrl-0 = <&eeti_ts_pins>;
+		reg = <0xa>;
+		interrupt-parent = <&gpio>;
+		interrupts = <32 IRQ_TYPE_EDGE_RISING>;
+		attn-gpios = <&gpio 32 GPIO_ACTIVE_HIGH>;
+		touchscreen-inverted-y;
+	};
+};
+
+&pinctrl {
+	lis302_pins: lis302-pins {
+		pinctrl-single,pins = <
+			MFP_PIN_PXA300(104) MFP_AF0	/* IRQ	*/
+		>;
+		pinctrl-single,low-power-mode = MFP_LPM(MFP_LPM_PULL_LOW);
+	};
+
+	eeti_ts_pins: eeti-ts-pins {
+		pinctrl-single,pins = <
+			MFP_PIN_PXA300(32) MFP_AF0	/* IRQ */
+		>;
+		pinctrl-single,low-power-mode = MFP_LPM(MFP_LPM_FLOAT);
+	};
+
+	lt3593_pins: lt3593-pins {
+		pinctrl-single,pins = <
+			MFP_PIN_PXA300(17) MFP_AF0	/* Backlight	*/
+		>;
+		pinctrl-single,low-power-mode = MFP_LPM(MFP_LPM_PULL_LOW);
+	};
+
+	pwm0_pins: pwm0-pins {
+		pinctrl-single,pins = <
+			MFP_PIN_PXA300(17) MFP_AF1	/* PWM	*/
+		>;
+		pinctrl-single,low-power-mode = MFP_LPM(MFP_LPM_PULL_LOW);
+	};
+
+	w1_pins: w1-pins {
+		pinctrl-single,pins = <
+			MFP_PIN_PXA300(126) MFP_AF0	/* PWM	*/
+			MFP_PIN_PXA300(105) MFP_AF0	/* PWM	*/
+		>;
+		pinctrl-single,low-power-mode = MFP_LPM(MFP_LPM_FLOAT);
+	};
+
+	lcdc_pins: lcdc-pins {
+		pinctrl-single,pins = <
+			MFP_PIN_PXA300(54) MFP_AF1	/* LDD_0	*/
+			MFP_PIN_PXA300(55) MFP_AF1	/* LDD_1	*/
+			MFP_PIN_PXA300(56) MFP_AF1	/* LDD_2	*/
+			MFP_PIN_PXA300(57) MFP_AF1	/* LDD_3	*/
+			MFP_PIN_PXA300(58) MFP_AF1	/* LDD_4	*/
+			MFP_PIN_PXA300(59) MFP_AF1	/* LDD_5	*/
+			MFP_PIN_PXA300(60) MFP_AF1	/* LDD_6	*/
+			MFP_PIN_PXA300(61) MFP_AF1	/* LDD_7	*/
+			MFP_PIN_PXA300(62) MFP_AF1	/* LDD_8	*/
+			MFP_PIN_PXA300(63) MFP_AF1	/* LDD_9	*/
+			MFP_PIN_PXA300(64) MFP_AF1	/* LDD_10	*/
+			MFP_PIN_PXA300(65) MFP_AF1	/* LDD_11	*/
+			MFP_PIN_PXA300(66) MFP_AF1	/* LDD_12	*/
+			MFP_PIN_PXA300(67) MFP_AF1	/* LDD_13	*/
+			MFP_PIN_PXA300(68) MFP_AF1	/* LDD_14	*/
+			MFP_PIN_PXA300(69) MFP_AF1	/* LDD_15	*/
+			MFP_PIN_PXA300(70) MFP_AF1	/* LDD_16	*/
+			MFP_PIN_PXA300(71) MFP_AF1	/* LDD_17	*/
+			MFP_PIN_PXA300(72) MFP_AF1	/* LCD_FCLK	*/
+			MFP_PIN_PXA300(73) MFP_AF1	/* LCD_LCLK	*/
+			MFP_PIN_PXA300(74) MFP_AF1	/* LCD_PCLK	*/
+			MFP_PIN_PXA300(75) MFP_AF1	/* LCD_BIAS	*/
+		>;
+		pinctrl-single,low-power-mode = MFP_LPM(MFP_LPM_PULL_LOW);
+	};
+};

arch/arm/boot/dts/pxa300-raumfeld-speaker-l.dts

···
+// SPDX-License-Identifier: GPL-2.0
+
+/dts-v1/;
+
+#include "pxa300-raumfeld-common.dtsi"
+#include "pxa300-raumfeld-tuneable-clock.dtsi"
+
+/ {
+	model = "Raumfeld Speaker L (PXA3xx)";
+	compatible = "raumfeld,raumfeld-speaker-l-pxa303", "marvell,pxa300";
+};

arch/arm/boot/dts/pxa300-raumfeld-speaker-m.dts

···
+// SPDX-License-Identifier: GPL-2.0
+
+/dts-v1/;
+
+#include "pxa300-raumfeld-common.dtsi"
+#include "pxa300-raumfeld-tuneable-clock.dtsi"
+
+/ {
+	model = "Raumfeld Speaker M (PXA3xx)";
+	compatible = "raumfeld,raumfeld-speaker-m-pxa303", "marvell,pxa300";
+};

arch/arm/boot/dts/pxa300-raumfeld-speaker-one.dts

···
+// SPDX-License-Identifier: GPL-2.0
+
+/dts-v1/;
+
+#include "pxa300-raumfeld-common.dtsi"
+
+/ {
+	model = "Raumfeld Speaker One (PXA3xx)";
+	compatible = "raumfeld,raumfeld-speaker-one-pxa303", "marvell,pxa300";
+
+	wm8782: wm8782 {
+		compatible = "wm8782";
+		#sound-dai-cells = <0>;
+		Vdd-supply = <&reg_3v3>;
+		Vdda-supply = <&reg_va_5v0>;
+	};
+
+	xo_11mhz: oscillator-11mhz {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <11289600>;
+		clock-accuracy = <100>;
+	};
+
+	xo_audio: clock-gate {
+		compatible = "gpio-gate-clock";
+		pinctrlnames = "default";
+		pinctrl-0 = <&xo_audio_pins>;
+		clocks = <&xo_11mhz>;
+		#clock-cells = <0>;
+		enable-gpios = <&gpio 111 GPIO_ACTIVE_HIGH>;
+	};
+
+	reg_va_30v0: regulator-va-30v0 {
+		compatible = "regulator-fixed";
+		regulator-name = "va-30v0-fixed-supply";
+		regulator-min-microvolt = <30000000>;
+		regulator-max-microvolt = <30000000>;
+	};
+
+	sound {
+		compatible = "simple-audio-card";
+		simple-audio-card,name = "Raumfeld Speaker";
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		simple-audio-card,dai-link@0 {
+			reg = <0>;
+			format = "i2s";
+			bitclock-master = <&dailink_master_analog_out>;
+			frame-master = <&dailink_master_analog_out>;
+			mclk-fs = <256>;
+
+			dailink_master_analog_out: cpu {
+				sound-dai = <&ssp_dai0>;
+			};
+
+			codec {
+				sound-dai = <&sta320>;
+			};
+		};
+
+		simple-audio-card,dai-link@1 {
+			reg = <1>;
+			format = "i2s";
+			bitclock-master = <&dailink_master_analog_in>;
+			frame-master = <&dailink_master_analog_in>;
+			mclk-fs = <256>;
+
+			dailink_master_analog_in: cpu {
+				sound-dai = <&ssp_dai0>;
+			};
+
+			codec {
+				sound-dai = <&wm8782>;
+			};
+		};
+	};
+};
+
+&ssp_dai0 {
+	clocks = <&xo_audio>;
+};
+
+&spi {
+	dac@2 {
+		compatible = "ti,dac7512";
+		reg = <2>;
+		spi-max-frequency = <1000000>;
+		vcc-supply = <&reg_3v3>;
+	};
+};
+
+&rotary {
+	status = "okay";
+};
+
+&pxai2c1 {
+	sta320: codec@1a {
+		compatible = "st,sta32x";
+		reg = <0x1a>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&sta320_pins>;
+		clocks = <&xo_audio>;
+		clock-names = "xti";
+		reset-gpios = <&gpio 120 GPIO_ACTIVE_HIGH>;
+		Vdda-supply = <&reg_3v3>;
+		Vdd3-supply = <&reg_3v3>;
+		Vcc-supply = <&reg_va_30v0>;
+		#sound-dai-cells = <0>;
+		st,thermal-warning-adjustment;
+		st,thermal-warning-recovery;
+		st,fault-detect-recovery;
+		st,drop-compensation-ns = <80>;
+		st,max-power-use-mpcc;
+		st,invalid-input-detect-mute;
+		/* 2 (half-bridge) and 1 (full-bridge) on-board power */
+		st,output-conf = /bits/ 8 <0x1>;
+		st,needs_esd_watchdog;
+	};
+};
+
+&pinctrl {
+	xo_audio_pins: xo-audio-pins {
+		pinctrl-single,pins = <
+			MFP_PIN_PXA300(111) MFP_AF0	/* ENABLE */
+		>;
+		pinctrl-single,low-power-mode = MFP_LPM(MFP_LPM_PULL_LOW);
+	};
+
+	sta320_pins: sta320-pins {
+		pinctrl-single,pins = <
+			MFP_PIN_PXA300(120) MFP_AF0	/* CODEC_RESET	*/
+		>;
+		pinctrl-single,low-power-mode = MFP_LPM(MFP_LPM_FLOAT);
+	};
+};

arch/arm/boot/dts/pxa300-raumfeld-speaker-s.dts

···
+// SPDX-License-Identifier: GPL-2.0
+
+/dts-v1/;
+
+#include "pxa300-raumfeld-common.dtsi"
+#include "pxa300-raumfeld-tuneable-clock.dtsi"
+
+/ {
+	model = "Raumfeld Speaker S (PXA3xx)";
+	compatible = "raumfeld,raumfeld-speaker-s-pxa303", "marvell,pxa300";
+};

arch/arm/boot/dts/pxa300-raumfeld-tuneable-clock.dtsi

···
+// SPDX-License-Identifier: GPL-2.0
+
+#include <dt-bindings/clock/maxim,max9485.h>
+
+/ {
+	xo_27mhz: oscillator-27mhz {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <27000000>;
+		clock-accuracy = <100>;
+	};
+
+	sound {
+		compatible = "simple-audio-card";
+		simple-audio-card,name = "Raumfeld Speaker";
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		simple-audio-card,dai-link@0 {
+			reg = <0>;
+			format = "i2s";
+			bitclock-master = <&dailink_master_analog>;
+			frame-master = <&dailink_master_analog>;
+			mclk-fs = <256>;
+
+			dailink_master_analog: cpu {
+				sound-dai = <&ssp_dai0>;
+			};
+
+			codec {
+				sound-dai = <&cs4270>;
+			};
+		};
+	};
+};
+
+&ssp_dai0 {
+	clocks = <&max9485 MAX9485_CLKOUT1>;
+};
+
+&ssp_dai1 {
+	clocks = <&max9485 MAX9485_CLKOUT1>;
+};
+
+&pxai2c1 {
+	cs4270: codec@48 {
+		compatible = "cirrus,cs4270";
+		pinctrl-names = "default";
+		pinctrl-0 = <&cs4270_pins>;
+		reg = <0x48>;
+		va-supply = <&reg_va_5v0>;
+		vd-supply = <&reg_3v3>;
+		vlc-supply = <&reg_3v3>;
+		reset-gpios = <&gpio 120 GPIO_ACTIVE_HIGH>;
+		#sound-dai-cells = <0>;
+	};
+
+	max9485: clock-generator@63 {
+		compatible = "maxim,max9485";
+		pinctrl-names = "default";
+		pinctrl-0 = <&max9485_pins>;
+		reg = <0x63>;
+		vdd-supply = <&reg_3v3>;
+		clock-names = "xclk";
+		clocks = <&xo_27mhz>;
+		reset-gpios = <&gpio 111 GPIO_ACTIVE_HIGH>;
+		#clock-cells = <1>;
+	};
+};
+
+&pinctrl {
+	cs4270_pins: cs4270-pins {
+		pinctrl-single,pins = <
+			MFP_PIN_PXA300(120) MFP_AF0	/* RESET */
+		>;
+		pinctrl-single,low-power-mode = MFP_LPM(MFP_LPM_PULL_LOW);
+	};
+
+	max9485_pins: max9485-pins {
+		pinctrl-single,pins = <
+			MFP_PIN_PXA300(111) MFP_AF0	/* RESET */
+		>;
+		pinctrl-single,low-power-mode = MFP_LPM(MFP_LPM_PULL_LOW);
+	};
+};