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Fri, 8 Jan 2021 16:05:09 +0000 Received: from AUSNPC0LSNW1-debian.cirrus.com (AUSNPC0LSNW1.ad.cirrus.com [198.61.64.226]) by ediswmail.ad.cirrus.com (Postfix) with ESMTP id 470ED45; Fri, 8 Jan 2021 16:05:09 +0000 (UTC) From: Richard Fitzgerald To: , , , , Subject: [PATCH v4 6/6] ARM: dts: Add dts for RPi4b + Cirrus Logic Lochnagar2 + CS47L15 Date: Fri, 8 Jan 2021 16:05:01 +0000 Message-ID: <20210108160501.7638-7-rf@opensource.cirrus.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20210108160501.7638-1-rf@opensource.cirrus.com> References: <20210108160501.7638-1-rf@opensource.cirrus.com> MIME-Version: 1.0 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 mlxlogscore=999 malwarescore=0 spamscore=0 clxscore=1015 bulkscore=0 phishscore=0 priorityscore=1501 suspectscore=0 impostorscore=0 lowpriorityscore=0 mlxscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2101080091 Cc: devicetree@vger.kernel.org, alsa-devel@alsa-project.org, patches@opensource.cirrus.com, linux-kernel@vger.kernel.org, Richard Fitzgerald , bcm-kernel-feedback-list@broadcom.com, linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" This adds a devicetree configuration for Raspberry Pi 4b connected to Cirrus Logic Lochnagar 2 audio development board and CS47L15 codec. The common (codec-independent) Lochnagar 2 configuration is separated into a dtsi to simplify re-using it for other codecs. Signed-off-by: Richard Fitzgerald --- MAINTAINERS | 1 + arch/arm/boot/dts/Makefile | 1 + .../dts/bcm2711-rpi-4-b-lochnagar-cs47l15.dts | 186 ++++++++++++++++ .../boot/dts/bcm2711-rpi-4-b-lochnagar.dtsi | 201 ++++++++++++++++++ 4 files changed, 389 insertions(+) create mode 100644 arch/arm/boot/dts/bcm2711-rpi-4-b-lochnagar-cs47l15.dts create mode 100644 arch/arm/boot/dts/bcm2711-rpi-4-b-lochnagar.dtsi diff --git a/MAINTAINERS b/MAINTAINERS index 9407dd55673b..c61d522838ee 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -4233,6 +4233,7 @@ M: Charles Keepax M: Richard Fitzgerald L: patches@opensource.cirrus.com S: Supported +F: arch/arm/boot/dts/bcm2711-rpi-4-b-lochnagar* F: Documentation/devicetree/bindings/clock/cirrus,lochnagar.yaml F: Documentation/devicetree/bindings/hwmon/cirrus,lochnagar.yaml F: Documentation/devicetree/bindings/mfd/cirrus,lochnagar.yaml diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index 3d1ea0b25168..87230f81aa7a 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -93,6 +93,7 @@ dtb-$(CONFIG_ARCH_BCM2835) += \ bcm2837-rpi-3-b-plus.dtb \ bcm2837-rpi-cm3-io3.dtb \ bcm2711-rpi-4-b.dtb \ + bcm2711-rpi-4-b-lochnagar-cs47l15.dtb \ bcm2835-rpi-zero.dtb \ bcm2835-rpi-zero-w.dtb dtb-$(CONFIG_ARCH_BCM_5301X) += \ diff --git a/arch/arm/boot/dts/bcm2711-rpi-4-b-lochnagar-cs47l15.dts b/arch/arm/boot/dts/bcm2711-rpi-4-b-lochnagar-cs47l15.dts new file mode 100644 index 000000000000..7b516b3d7af1 --- /dev/null +++ b/arch/arm/boot/dts/bcm2711-rpi-4-b-lochnagar-cs47l15.dts @@ -0,0 +1,186 @@ +// SPDX-License-Identifier: GPL-2.0 +/dts-v1/; +#include "bcm2711-rpi-4-b-lochnagar.dtsi" +#include + +/ { + sound { + status = "okay"; + + compatible = "audio-graph-card"; + label = "sound-card-cs47l15"; + + clocks = <&clk_24m>, <&fll1_out>, <&fll1_dsp>; + clock-names = "ln-clk-24m", "fll1-out", "fll1-dsp"; + + plls = < + &cs47l15 MADERA_FLL1_REFCLK MADERA_FLL_SRC_MCLK1 98304000 + >; + plls-clocks = "ln-clk-24m"; + + sysclks = < + &cs47l15 MADERA_CLK_SYSCLK_1 MADERA_CLK_SRC_FLL1 0 + &cs47l15 MADERA_CLK_DSPCLK MADERA_CLK_SRC_FLL1 0 + >; + sysclks-clocks = "fll1-out", "fll1-dsp"; + + widgets = "Microphone", "Microphone Jack", + "Headphone", "Headphone Jack"; + + routing = "Microphone Jack", "MICBIAS1A", + "IN1BRN", "Microphone Jack", + "IN1BRP", "Microphone Jack", + "Headphone Jack", "HPOUTL", + "Headphone Jack", "HPOUTR"; + + dais = <&cpu_i2s_port &cs47l15_trace_port>; + + /* Main output from FLL1 */ + fll1_out: fll1_out { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <98304000>; + }; + + /* x1.5 DSP output from FLL1 */ + fll1_dsp: fll1_dsp { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <147456000>; + }; + }; +}; + +&i2s { + ports { + #address-cells = <1>; + #size-cells = <0>; + cpu_i2s_port: port@0 { + reg = <0>; + cpu_i2s_ep: endpoint { + remote-endpoint = <&cs47l15_aif1>; + dai-format = "i2s"; + }; + }; + }; +}; + +&spi { + status = "okay"; + + cs47l15: cs47l15@1 { + status = "okay"; + + 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 + >; + 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>; + }; + + ports { + #address-cells = <1>; + #size-cells = <0>; + cs47l15_aif1_port: port@0 { + reg = <0>; + cs47l15_aif1: endpoint { + remote-endpoint = <&cpu_i2s_ep>; + bitclock-master; + frame-master; + system-clock-frequency = <0>; + mclk-fs = <0>; + }; + }; + /* Debug trace compressed stream */ + cs47l15_trace_port: port@3 { + reg = <3>; + cs47l15_trace_cpu: endpoint { + remote-endpoint = <&cs47l15_trace_codec>; + system-clock-frequency = <0>; + mclk-fs = <0>; + }; + }; + port@4 { + reg = <4>; + cs47l15_trace_codec: endpoint { + remote-endpoint = <&cs47l15_trace_cpu>; + system-clock-frequency = <0>; + mclk-fs = <0>; + }; + }; + }; + }; +}; diff --git a/arch/arm/boot/dts/bcm2711-rpi-4-b-lochnagar.dtsi b/arch/arm/boot/dts/bcm2711-rpi-4-b-lochnagar.dtsi new file mode 100644 index 000000000000..af498d7ad18a --- /dev/null +++ b/arch/arm/boot/dts/bcm2711-rpi-4-b-lochnagar.dtsi @@ -0,0 +1,201 @@ +// SPDX-License-Identifier: GPL-2.0 +/dts-v1/; +#include "bcm2711-rpi-4-b.dts" +#include +#include +#include + +/ { + 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; + }; + +}; + +&gpio { + lochnagar_present: lochnagar_present { + brcm,pins = <22>; + brcm,function = ; + }; + + lochnagar_reset: lochnagar_reset { + brcm,pins = <24>; + brcm,function = ; + }; + + cdc_irq: cdc_irq { + brcm,pins = <27>; + brcm,function = ; + }; + + spi_pins: spi_pins { + brcm,pins = <9 10 11>; + brcm,function = ; + }; + + spi_cs: spi_cs { + brcm,pins = <7 8>; + brcm,function = ; + }; + + i2s_pins: i2s_pins { + brcm,pins = <18 19 20 21>; + brcm,function = ; + }; +}; + +&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"; + }; + }; +}; + +&spi { + pinctrl-names = "default"; + pinctrl-0 = <&spi_pins &spi_cs>; + cs-gpios = <&gpio 8 1>, <&gpio 7 1>; +};