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charset="utf-8" From: Daniel Palmer Add the red and white leds present on the unitv2. Signed-off-by: Daniel Palmer --- .../mstar-infinity2m-ssd202d-unitv2.dts | 21 +++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/arch/arm/boot/dts/sigmastar/mstar-infinity2m-ssd202d-unitv2.dt= s b/arch/arm/boot/dts/sigmastar/mstar-infinity2m-ssd202d-unitv2.dts index a81684002e45..f02de5b475af 100644 --- a/arch/arm/boot/dts/sigmastar/mstar-infinity2m-ssd202d-unitv2.dts +++ b/arch/arm/boot/dts/sigmastar/mstar-infinity2m-ssd202d-unitv2.dts @@ -7,6 +7,9 @@ /dts-v1/; #include "mstar-infinity2m-ssd202d.dtsi" =20 +#include +#include + / { model =3D "UnitV2"; compatible =3D "m5stack,unitv2", "mstar,infinity2m"; @@ -18,6 +21,24 @@ aliases { chosen { stdout-path =3D "serial0:115200n8"; }; + + leds { + compatible =3D "gpio-leds"; + + led-0 { + color =3D ; + function =3D LED_FUNCTION_INDICATOR; + gpios =3D <&gpio SSD20XD_GPIO_GPIO0 GPIO_ACTIVE_LOW>; + linux,default-trigger =3D "cpu"; + }; + + led-1 { + color =3D ; + function =3D LED_FUNCTION_INDICATOR; + gpios =3D <&gpio SSD20XD_GPIO_GPIO1 GPIO_ACTIVE_LOW>; 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Mon, 13 Jul 2026 04:00:15 -0700 (PDT) From: Daniel Palmer To: linux-arm-kernel@lists.infradead.org Cc: romain.perier@gmail.com, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Daniel Palmer Subject: [PATCH 2/8] ARM: dts: mstar: unitv2: Add regulators Date: Mon, 13 Jul 2026 19:59:44 +0900 Message-ID: <20260713105950.1346962-3-daniel@thingy.jp> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260713105950.1346962-1-daniel@thingy.jp> References: <20260713105950.1346962-1-daniel@thingy.jp> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Daniel Palmer Add the fixed regulators for the core, IO and DRAM voltage rails and the GPIO controlled switch that supplies the WiFi chip. Signed-off-by: Daniel Palmer --- .../mstar-infinity2m-ssd202d-unitv2.dts | 32 +++++++++++++++++++ 1 file changed, 32 insertions(+) diff --git a/arch/arm/boot/dts/sigmastar/mstar-infinity2m-ssd202d-unitv2.dt= s b/arch/arm/boot/dts/sigmastar/mstar-infinity2m-ssd202d-unitv2.dts index f02de5b475af..5e79819a070a 100644 --- a/arch/arm/boot/dts/sigmastar/mstar-infinity2m-ssd202d-unitv2.dts +++ b/arch/arm/boot/dts/sigmastar/mstar-infinity2m-ssd202d-unitv2.dts @@ -39,6 +39,38 @@ led-1 { linux,default-trigger =3D "heartbeat"; }; }; + + reg_vcc_core: regulator-vcc-core { + compatible =3D "regulator-fixed"; + regulator-name =3D "vcc_core"; + regulator-min-microvolt =3D <950000>; + regulator-max-microvolt =3D <950000>; + regulator-boot-on; + }; + + reg_vcc_io: regulator-vcc-io { + compatible =3D "regulator-fixed"; + regulator-name =3D "vcc_io"; + regulator-min-microvolt =3D <3300000>; + regulator-max-microvolt =3D <3300000>; + regulator-boot-on; + }; + + reg_vcc_dram: regulator-vcc-dram { + compatible =3D "regulator-fixed"; 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Mon, 13 Jul 2026 04:00:17 -0700 (PDT) From: Daniel Palmer To: linux-arm-kernel@lists.infradead.org Cc: romain.perier@gmail.com, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Daniel Palmer Subject: [PATCH 3/8] ARM: dts: mstar: unitv2: Add button Date: Mon, 13 Jul 2026 19:59:45 +0900 Message-ID: <20260713105950.1346962-4-daniel@thingy.jp> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260713105950.1346962-1-daniel@thingy.jp> References: <20260713105950.1346962-1-daniel@thingy.jp> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Daniel Palmer Add the front panel button as a polled gpio-keys device reporting BTN_0. Signed-off-by: Daniel Palmer --- .../sigmastar/mstar-infinity2m-ssd202d-unitv2.dts | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/arch/arm/boot/dts/sigmastar/mstar-infinity2m-ssd202d-unitv2.dt= s b/arch/arm/boot/dts/sigmastar/mstar-infinity2m-ssd202d-unitv2.dts index 5e79819a070a..b5a282cd1a67 100644 --- a/arch/arm/boot/dts/sigmastar/mstar-infinity2m-ssd202d-unitv2.dts +++ b/arch/arm/boot/dts/sigmastar/mstar-infinity2m-ssd202d-unitv2.dts @@ -8,6 +8,7 @@ #include "mstar-infinity2m-ssd202d.dtsi" =20 #include +#include #include =20 / { @@ -40,6 +41,17 @@ led-1 { }; }; =20 + gpio-keys { + compatible =3D "gpio-keys-polled"; + poll-interval =3D <100>; + + button { + label =3D "button"; + gpios =3D <&gpio SSD20XD_GPIO_GPIO2 GPIO_ACTIVE_LOW>; + linux,code =3D ; + }; + }; + reg_vcc_core: regulator-vcc-core { compatible =3D "regulator-fixed"; regulator-name =3D "vcc_core"; --=20 2.53.0 From nobody Sat Jul 25 22:03:05 2026 Received: from mail-pf1-f170.google.com (mail-pf1-f170.google.com [209.85.210.170]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 167C3381EA8 for ; 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charset="utf-8" From: Daniel Palmer Reference the core voltage regulator as the CPU supply so the regulator is described as feeding the CPU. Signed-off-by: Daniel Palmer --- .../boot/dts/sigmastar/mstar-infinity2m-ssd202d-unitv2.dts | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/arm/boot/dts/sigmastar/mstar-infinity2m-ssd202d-unitv2.dt= s b/arch/arm/boot/dts/sigmastar/mstar-infinity2m-ssd202d-unitv2.dts index b5a282cd1a67..6c1ae3e10875 100644 --- a/arch/arm/boot/dts/sigmastar/mstar-infinity2m-ssd202d-unitv2.dts +++ b/arch/arm/boot/dts/sigmastar/mstar-infinity2m-ssd202d-unitv2.dts @@ -85,6 +85,10 @@ reg_vcc_wifi: regulator-vcc-wifi { }; }; =20 +&cpu0 { + cpu-supply =3D <®_vcc_core>; +}; + &pm_uart { status =3D "okay"; }; --=20 2.53.0 From nobody Sat Jul 25 22:03:05 2026 Received: from mail-pf1-f174.google.com (mail-pf1-f174.google.com [209.85.210.174]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7750A382F33 for ; Mon, 13 Jul 2026 11:00:23 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.174 ARC-Seal: i=1; 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charset="utf-8" From: Daniel Palmer Add the vibration motor, which is driven by a GPIO, on the Miyoo Mini. Signed-off-by: Daniel Palmer --- .../dts/sigmastar/mstar-infinity2m-ssd202d-miyoo-mini.dts | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/arm/boot/dts/sigmastar/mstar-infinity2m-ssd202d-miyoo-min= i.dts b/arch/arm/boot/dts/sigmastar/mstar-infinity2m-ssd202d-miyoo-mini.dts index 1bbbf47132dc..5e927f41fa73 100644 --- a/arch/arm/boot/dts/sigmastar/mstar-infinity2m-ssd202d-miyoo-mini.dts +++ b/arch/arm/boot/dts/sigmastar/mstar-infinity2m-ssd202d-miyoo-mini.dts @@ -18,6 +18,12 @@ aliases { chosen { stdout-path =3D "serial0:115200n8"; }; + + vibrator { + compatible =3D "gpio-vibrator"; + enable-gpios =3D <&gpio SSD20XD_GPIO_UART0_TX GPIO_ACTIVE_LOW>; + }; + }; =20 &pm_uart { --=20 2.53.0 From nobody Sat Jul 25 22:03:05 2026 Received: from mail-pf1-f169.google.com (mail-pf1-f169.google.com [209.85.210.169]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A37C0384CD8 for ; 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charset="utf-8" From: Daniel Palmer Add a GPIO controlled fixed regulator for the battery voltage rail on the Miyoo Mini. Signed-off-by: Daniel Palmer --- .../sigmastar/mstar-infinity2m-ssd202d-miyoo-mini.dts | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/arch/arm/boot/dts/sigmastar/mstar-infinity2m-ssd202d-miyoo-min= i.dts b/arch/arm/boot/dts/sigmastar/mstar-infinity2m-ssd202d-miyoo-mini.dts index 5e927f41fa73..fde4703eb52b 100644 --- a/arch/arm/boot/dts/sigmastar/mstar-infinity2m-ssd202d-miyoo-mini.dts +++ b/arch/arm/boot/dts/sigmastar/mstar-infinity2m-ssd202d-miyoo-mini.dts @@ -7,6 +7,8 @@ /dts-v1/; #include "mstar-infinity2m-ssd202d.dtsi" =20 +#include + / { model =3D "Miyoo Mini"; compatible =3D "miyoo,miyoo-mini", "mstar,infinity2m"; @@ -24,6 +26,15 @@ vibrator { enable-gpios =3D <&gpio SSD20XD_GPIO_UART0_TX GPIO_ACTIVE_LOW>; }; =20 + reg_vbat: regulator-vbat { + compatible =3D "regulator-fixed"; + regulator-name =3D "vbat"; + regulator-min-microvolt =3D <4200000>; + regulator-max-microvolt =3D <4200000>; + gpio =3D <&gpio SSD20XD_GPIO_GPIO85 GPIO_ACTIVE_HIGH>; + enable-active-high; 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charset="utf-8" From: Daniel Palmer Add the board's fixed regulators. Signed-off-by: Daniel Palmer --- ...-ssd202d-wirelesstag-ido-sbc2d06-v1b-22w.dts | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/arch/arm/boot/dts/sigmastar/mstar-infinity2m-ssd202d-wirelesst= ag-ido-sbc2d06-v1b-22w.dts b/arch/arm/boot/dts/sigmastar/mstar-infinity2m-s= sd202d-wirelesstag-ido-sbc2d06-v1b-22w.dts index b15c40762bc0..8dbff5e53e5f 100644 --- a/arch/arm/boot/dts/sigmastar/mstar-infinity2m-ssd202d-wirelesstag-ido-= sbc2d06-v1b-22w.dts +++ b/arch/arm/boot/dts/sigmastar/mstar-infinity2m-ssd202d-wirelesstag-ido-= sbc2d06-v1b-22w.dts @@ -20,4 +20,21 @@ sys_led { linux,default-trigger =3D "heartbeat"; }; }; + + vcc_vbus: regulator-vcc-vbus { + compatible =3D "regulator-fixed"; + regulator-name =3D "vcc_vbus"; + regulator-min-microvolt =3D <5000000>; + regulator-max-microvolt =3D <5000000>; + gpio =3D <&gpio SSD20XD_GPIO_GPIO14 GPIO_ACTIVE_HIGH>; + enable-active-high; + }; + + vcc_sd: regulator-vcc-sd { + compatible =3D "regulator-fixed"; + regulator-name =3D "vcc_sd"; + regulator-min-microvolt =3D <3300000>; + regulator-max-microvolt =3D <3300000>; + gpio =3D <&gpio SSD20XD_GPIO_GPIO90 GPIO_ACTIVE_HIGH>; + }; }; --=20 2.53.0 From nobody Sat Jul 25 22:03:05 2026 Received: from mail-pf1-f169.google.com (mail-pf1-f169.google.com [209.85.210.169]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id EBF65386C13 for ; Mon, 13 Jul 2026 11:00:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.169 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783940431; cv=none; b=MKCHImBi5T9+TK2mQCZc8cUcOr+p1PY6+YCqPrn1IgC3+/WbSxcsML2Ta1R0am376hjeB1nsOWiDfac3bWOWJpfvNgCUQHWTIj3tfdOotlAAAIq1Hi1v0LQ1pumZxTPNAxcZxoZsShz9Cglm1rKZ9DH2VueGRjNaz1u4xfQIJ24= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783940431; c=relaxed/simple; bh=1/D0dkm8m9RGrp6ShQKVDBrJTwtBulkbViZ3JXK5Fcw=; 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Mon, 13 Jul 2026 04:00:28 -0700 (PDT) From: Daniel Palmer To: linux-arm-kernel@lists.infradead.org Cc: romain.perier@gmail.com, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Daniel Palmer Subject: [PATCH 8/8] ARM: dts: mstar: ssd201htv2: Add SD card supply regulator Date: Mon, 13 Jul 2026 19:59:50 +0900 Message-ID: <20260713105950.1346962-9-daniel@thingy.jp> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260713105950.1346962-1-daniel@thingy.jp> References: <20260713105950.1346962-1-daniel@thingy.jp> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Daniel Palmer Add the fixed regulator that supplies the SD card slot on the ssd201htv2. Signed-off-by: Daniel Palmer --- .../sigmastar/mstar-infinity2m-ssd202d-ssd201htv2.dts | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/arch/arm/boot/dts/sigmastar/mstar-infinity2m-ssd202d-ssd201htv= 2.dts b/arch/arm/boot/dts/sigmastar/mstar-infinity2m-ssd202d-ssd201htv2.dts index 5d81641414a2..9f0ce16a0874 100644 --- a/arch/arm/boot/dts/sigmastar/mstar-infinity2m-ssd202d-ssd201htv2.dts +++ b/arch/arm/boot/dts/sigmastar/mstar-infinity2m-ssd202d-ssd201htv2.dts @@ -7,6 +7,8 @@ /dts-v1/; #include "mstar-infinity2m-ssd202d.dtsi" =20 +#include + / { model =3D "SSD201_HT_V2"; compatible =3D "honestar,ssd201htv2", "mstar,infinity2m"; @@ -18,6 +20,14 @@ aliases { chosen { stdout-path =3D "serial0:115200n8"; }; + + reg_sd_vdd: regulator-sd-vdd { + compatible =3D "regulator-fixed"; + regulator-name =3D "sd_vdd"; + regulator-min-microvolt =3D <3300000>; + regulator-max-microvolt =3D <3300000>; + gpio =3D <&gpio SSD20XD_GPIO_GPIO0 GPIO_ACTIVE_HIGH>; + }; }; =20 &pm_uart { --=20 2.53.0