From: Stefan Wahren <stefan.wahren@i2se.com> To: Rob Herring <robh+dt@kernel.org>, Nicolas Saenz Julienne <nsaenz@kernel.org>, Florian Fainelli <f.fainelli@gmail.com>, Adrian Hunter <adrian.hunter@intel.com>, Ulf Hansson <ulf.hansson@linaro.org> Cc: Ray Jui <rjui@broadcom.com>, Scott Branden <sbranden@broadcom.com>, bcm-kernel-feedback-list@broadcom.com, Maxime Ripard <maxime@cerno.tech>, iivanov@suse.de, devicetree@vger.kernel.org, linux-rpi-kernel@lists.infradead.org, linux-mmc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Stefan Wahren <stefan.wahren@i2se.com> Subject: [PATCH V2 08/10] ARM: dts: Add Raspberry Pi Compute Module 4 Date: Sat, 7 Aug 2021 13:06:39 +0200 [thread overview] Message-ID: <1628334401-6577-9-git-send-email-stefan.wahren@i2se.com> (raw) In-Reply-To: <1628334401-6577-1-git-send-email-stefan.wahren@i2se.com> The Raspberry Pi Compute Module 4 (CM4) are SoMs which contain the following: * BCM2711 quad core processor * up to 8 GB RAM * up to 32 GB eMMC * a GPIO expander * Gigabit PHY BCM54210PE * Wifi/BT module with internal and external antenna The eMMC and the Wifi/BT module are optional. Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com> --- arch/arm/boot/dts/bcm2711-rpi-cm4.dtsi | 113 +++++++++++++++++++++++++++++++++ 1 file changed, 113 insertions(+) create mode 100644 arch/arm/boot/dts/bcm2711-rpi-cm4.dtsi diff --git a/arch/arm/boot/dts/bcm2711-rpi-cm4.dtsi b/arch/arm/boot/dts/bcm2711-rpi-cm4.dtsi new file mode 100644 index 0000000..a2954d4 --- /dev/null +++ b/arch/arm/boot/dts/bcm2711-rpi-cm4.dtsi @@ -0,0 +1,113 @@ +// SPDX-License-Identifier: GPL-2.0 +/dts-v1/; +#include "bcm2711.dtsi" +#include "bcm2711-rpi.dtsi" +#include "bcm283x-rpi-wifi-bt.dtsi" + +/ { + compatible = "raspberrypi,4-compute-module", "brcm,bcm2711"; + + chosen { + /* 8250 auxiliary UART instead of pl011 */ + stdout-path = "serial1:115200n8"; + }; + + 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>; + }; +}; + +&bt { + shutdown-gpios = <&expgpio 0 GPIO_ACTIVE_HIGH>; +}; + +/* EMMC2 is used to drive the eMMC */ +&emmc2 { + bus-width = <8>; + vqmmc-supply = <&sd_io_1v8_reg>; + vmmc-supply = <&sd_vcc_reg>; + broken-cd; + /* Even the IP block is limited to 100 MHz + * this provides a throughput gain + */ + mmc-hs200-1_8v; + status = "okay"; +}; + +&expgpio { + gpio-line-names = "BT_ON", + "WL_ON", + "PWR_LED_OFF", + "ANT1", + "VDD_SD_IO_SEL", + "CAM_GPIO", + "SD_PWR_ON", + "ANT2"; + + ant1: ant1-hog { + gpio-hog; + gpios = <3 GPIO_ACTIVE_HIGH>; + /* internal antenna enabled */ + output-high; + line-name = "ant1"; + }; + + ant2: ant2-hog { + gpio-hog; + gpios = <7 GPIO_ACTIVE_HIGH>; + /* external antenna disabled */ + output-low; + line-name = "ant2"; + }; +}; + +&genet { + phy-handle = <&phy1>; + phy-mode = "rgmii-rxid"; + status = "okay"; +}; + +&genet_mdio { + phy1: ethernet-phy@0 { + /* No PHY interrupt */ + reg = <0x0>; + }; +}; + +/* uart0 communicates with the BT module */ +&uart0 { + pinctrl-names = "default"; + pinctrl-0 = <&uart0_ctsrts_gpio30 &uart0_gpio32>; + uart-has-rtscts; +}; + +/* uart1 is mapped to the pin header */ +&uart1 { + pinctrl-names = "default"; + pinctrl-0 = <&uart1_gpio14>; + status = "okay"; +}; + +&wifi_pwrseq { + reset-gpios = <&expgpio 1 GPIO_ACTIVE_LOW>; +}; -- 2.7.4
WARNING: multiple messages have this Message-ID (diff)
From: Stefan Wahren <stefan.wahren@i2se.com> To: Rob Herring <robh+dt@kernel.org>, Nicolas Saenz Julienne <nsaenz@kernel.org>, Florian Fainelli <f.fainelli@gmail.com>, Adrian Hunter <adrian.hunter@intel.com>, Ulf Hansson <ulf.hansson@linaro.org> Cc: Ray Jui <rjui@broadcom.com>, Scott Branden <sbranden@broadcom.com>, bcm-kernel-feedback-list@broadcom.com, Maxime Ripard <maxime@cerno.tech>, iivanov@suse.de, devicetree@vger.kernel.org, linux-rpi-kernel@lists.infradead.org, linux-mmc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Stefan Wahren <stefan.wahren@i2se.com> Subject: [PATCH V2 08/10] ARM: dts: Add Raspberry Pi Compute Module 4 Date: Sat, 7 Aug 2021 13:06:39 +0200 [thread overview] Message-ID: <1628334401-6577-9-git-send-email-stefan.wahren@i2se.com> (raw) In-Reply-To: <1628334401-6577-1-git-send-email-stefan.wahren@i2se.com> The Raspberry Pi Compute Module 4 (CM4) are SoMs which contain the following: * BCM2711 quad core processor * up to 8 GB RAM * up to 32 GB eMMC * a GPIO expander * Gigabit PHY BCM54210PE * Wifi/BT module with internal and external antenna The eMMC and the Wifi/BT module are optional. Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com> --- arch/arm/boot/dts/bcm2711-rpi-cm4.dtsi | 113 +++++++++++++++++++++++++++++++++ 1 file changed, 113 insertions(+) create mode 100644 arch/arm/boot/dts/bcm2711-rpi-cm4.dtsi diff --git a/arch/arm/boot/dts/bcm2711-rpi-cm4.dtsi b/arch/arm/boot/dts/bcm2711-rpi-cm4.dtsi new file mode 100644 index 0000000..a2954d4 --- /dev/null +++ b/arch/arm/boot/dts/bcm2711-rpi-cm4.dtsi @@ -0,0 +1,113 @@ +// SPDX-License-Identifier: GPL-2.0 +/dts-v1/; +#include "bcm2711.dtsi" +#include "bcm2711-rpi.dtsi" +#include "bcm283x-rpi-wifi-bt.dtsi" + +/ { + compatible = "raspberrypi,4-compute-module", "brcm,bcm2711"; + + chosen { + /* 8250 auxiliary UART instead of pl011 */ + stdout-path = "serial1:115200n8"; + }; + + 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>; + }; +}; + +&bt { + shutdown-gpios = <&expgpio 0 GPIO_ACTIVE_HIGH>; +}; + +/* EMMC2 is used to drive the eMMC */ +&emmc2 { + bus-width = <8>; + vqmmc-supply = <&sd_io_1v8_reg>; + vmmc-supply = <&sd_vcc_reg>; + broken-cd; + /* Even the IP block is limited to 100 MHz + * this provides a throughput gain + */ + mmc-hs200-1_8v; + status = "okay"; +}; + +&expgpio { + gpio-line-names = "BT_ON", + "WL_ON", + "PWR_LED_OFF", + "ANT1", + "VDD_SD_IO_SEL", + "CAM_GPIO", + "SD_PWR_ON", + "ANT2"; + + ant1: ant1-hog { + gpio-hog; + gpios = <3 GPIO_ACTIVE_HIGH>; + /* internal antenna enabled */ + output-high; + line-name = "ant1"; + }; + + ant2: ant2-hog { + gpio-hog; + gpios = <7 GPIO_ACTIVE_HIGH>; + /* external antenna disabled */ + output-low; + line-name = "ant2"; + }; +}; + +&genet { + phy-handle = <&phy1>; + phy-mode = "rgmii-rxid"; + status = "okay"; +}; + +&genet_mdio { + phy1: ethernet-phy@0 { + /* No PHY interrupt */ + reg = <0x0>; + }; +}; + +/* uart0 communicates with the BT module */ +&uart0 { + pinctrl-names = "default"; + pinctrl-0 = <&uart0_ctsrts_gpio30 &uart0_gpio32>; + uart-has-rtscts; +}; + +/* uart1 is mapped to the pin header */ +&uart1 { + pinctrl-names = "default"; + pinctrl-0 = <&uart1_gpio14>; + status = "okay"; +}; + +&wifi_pwrseq { + reset-gpios = <&expgpio 1 GPIO_ACTIVE_LOW>; +}; -- 2.7.4 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2021-08-07 11:07 UTC|newest] Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-08-07 11:06 [PATCH V2 00/10] ARM: dts: Add Raspberry Pi CM4 & CM4 IO Board support Stefan Wahren 2021-08-07 11:06 ` Stefan Wahren 2021-08-07 11:06 ` [PATCH V2 01/10] ARM: dts: bcm2711: fix MDIO #address- and #size-cells Stefan Wahren 2021-08-07 11:06 ` Stefan Wahren 2021-08-07 11:06 ` [PATCH V2 02/10] ARM: dts: bcm2711-rpi-4-b: fix sd_io_1v8_reg regulator states Stefan Wahren 2021-08-07 11:06 ` Stefan Wahren 2021-08-07 11:06 ` [PATCH V2 03/10] dt-bindings: display: bcm2835: add optional property power-domains Stefan Wahren 2021-08-07 11:06 ` Stefan Wahren 2021-08-07 11:06 ` [PATCH V2 04/10] mmc: sdhci-iproc: Cap min clock frequency on BCM2711 Stefan Wahren 2021-08-07 11:06 ` Stefan Wahren 2021-08-16 13:59 ` Ulf Hansson 2021-08-16 13:59 ` Ulf Hansson 2021-08-07 11:06 ` [PATCH V2 05/10] mmc: sdhci-iproc: Set SDHCI_QUIRK_CAP_CLOCK_BASE_BROKEN " Stefan Wahren 2021-08-07 11:06 ` Stefan Wahren 2021-08-16 13:59 ` Ulf Hansson 2021-08-16 13:59 ` Ulf Hansson 2021-08-26 6:36 ` Jeremy Linton 2021-08-26 6:36 ` Jeremy Linton 2021-08-26 9:22 ` Ulf Hansson 2021-08-26 9:22 ` Ulf Hansson 2021-08-26 11:18 ` Stefan Wahren 2021-08-26 11:18 ` Stefan Wahren 2021-08-27 14:44 ` Ulf Hansson 2021-08-27 14:44 ` Ulf Hansson 2021-08-07 11:06 ` [PATCH V2 06/10] ARM: dts: bcm283x-rpi: Move Wifi/BT into separate dtsi Stefan Wahren 2021-08-07 11:06 ` Stefan Wahren 2021-08-07 11:06 ` [PATCH V2 07/10] dt-bindings: arm: bcm2835: Add Raspberry Pi Compute Module 4 Stefan Wahren 2021-08-07 11:06 ` Stefan Wahren 2021-08-07 11:06 ` Stefan Wahren [this message] 2021-08-07 11:06 ` [PATCH V2 08/10] ARM: dts: " Stefan Wahren 2021-08-07 11:06 ` [PATCH V2 09/10] ARM: dts: Add Raspberry Pi Compute Module 4 IO Board Stefan Wahren 2021-08-07 11:06 ` Stefan Wahren 2021-09-04 14:52 ` nicolas saenz julienne 2021-09-04 14:52 ` nicolas saenz julienne 2021-09-05 10:33 ` Stefan Wahren 2021-09-05 10:33 ` Stefan Wahren 2021-08-07 11:06 ` [PATCH V2 10/10] arm64: dts: broadcom: Add reference to RPi CM4 " Stefan Wahren 2021-08-07 11:06 ` Stefan Wahren 2021-08-22 10:31 ` [PATCH V2 00/10] ARM: dts: Add Raspberry Pi CM4 & CM4 IO Board support Florian Fainelli 2021-08-22 10:31 ` Florian Fainelli 2021-08-30 8:46 ` nicolas saenz julienne 2021-08-30 8:46 ` nicolas saenz julienne 2021-09-04 14:45 ` nicolas saenz julienne 2021-09-04 14:45 ` nicolas saenz julienne
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