From nobody Mon Feb 9 06:34:40 2026 Received: from esa.microchip.iphmx.com (esa.microchip.iphmx.com [68.232.153.233]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7D27E17D8A9; Fri, 22 Nov 2024 08:05:59 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=68.232.153.233 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1732262761; cv=none; b=cEd1DNOW+EcTCpj+ucwnfXFa6QdoVqWmCizftLrkj2heEhoH/SmMG0pZi3dz4RCulao9/1Thnl46TieDa0f/noHHB/TZUcrVPMpQ6UowW4nIQNMUmggGO+slGgYMNHnSxic/SlWqeqf/3s9BSgRbVw3weN1yV5RI9GL07lcWXto= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1732262761; c=relaxed/simple; bh=x1b5yns0kG4sf7nOEqgzB78tAxBQeRDGz4ZSwFyrogM=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=rAYszRrl3RAY1mLkiMzegE6fIBioasQ4lwyhmilMmWNDjP0U8ieCDxTuJDVhqDNdoK5hL2w5+rNxlynTDi/zo4Kmhx31MEu0UBz5mOQ7DNhy0XMpqfkZ7VV9UPSwsVFMB9+Mv2HiXRcRwfz8BRLItDTjo5r7sr2Q/ypgUP8F4hI= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=microchip.com; spf=pass smtp.mailfrom=microchip.com; dkim=pass (2048-bit key) header.d=microchip.com header.i=@microchip.com header.b=bl0QVVYP; arc=none smtp.client-ip=68.232.153.233 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=microchip.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=microchip.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=microchip.com header.i=@microchip.com header.b="bl0QVVYP" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1732262760; x=1763798760; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=x1b5yns0kG4sf7nOEqgzB78tAxBQeRDGz4ZSwFyrogM=; b=bl0QVVYPkj5Ji2Md8QlfB5AC3k8pG9KvKAIXzVRpVlWuMq8j9BxAEtQ3 l8JHuoH9t4UvlogTqNfdEJH4w0fDZ0kD/ho032eKMAPrdrP7IJR+S4DGv 3/IEEBecl0dJ7a7Jokt669kD8OmZZ9EAcbZ1m2Q2M2mzV0xa7Zg8cXusU JthnCEyZ0gviaN4pK1mzkdGZtb0IW8u7gUPsYVfthwynio4KUFtHhm5+q iRrDPmTMCyTdJ57XQtxGycHJHkFzd8DmYq7GpfhoCdHsQ4NcZXhHiFeL4 EZFCmjTqgYvLI30m+hYsUTNRJkrvXLZFbV1D6KeWDLYSCjExIeh7ASbmQ A==; X-CSE-ConnectionGUID: 1R1gq0hdRfOMYCXRCiBJmQ== X-CSE-MsgGUID: l0P3LG4iRe6wOxoKJnSVXA== X-IronPort-AV: E=Sophos;i="6.12,175,1728975600"; d="scan'208";a="265826808" X-Amp-Result: SKIPPED(no attachment in message) Received: from unknown (HELO email.microchip.com) ([170.129.1.10]) by esa5.microchip.iphmx.com with ESMTP/TLS/ECDHE-RSA-AES128-GCM-SHA256; 22 Nov 2024 01:05:59 -0700 Received: from chn-vm-ex02.mchp-main.com (10.10.85.144) by chn-vm-ex03.mchp-main.com (10.10.85.151) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.35; Fri, 22 Nov 2024 01:05:47 -0700 Received: from archlinux.microchip.com (10.10.85.11) by chn-vm-ex02.mchp-main.com (10.10.85.144) with Microsoft SMTP Server id 15.1.2507.35 via Frontend Transport; Fri, 22 Nov 2024 01:05:45 -0700 From: Mihai Sain To: , , , , , , , , CC: Mihai Sain Subject: [PATCH 2/2] ARM: dts: microchip: sam9x75_curiosity: Add power monitor support Date: Fri, 22 Nov 2024 10:05:23 +0200 Message-ID: <20241122080523.3941-3-mihai.sain@microchip.com> X-Mailer: git-send-email 2.47.0 In-Reply-To: <20241122080523.3941-1-mihai.sain@microchip.com> References: <20241122080523.3941-1-mihai.sain@microchip.com> 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" Add PAC1934 support in order to monitor the board power consumption. Device is connected on flexcom7 in twi mode. [root@SAM9X75 ~]$ awk -f pac1934.awk VDD3V3 current: 10.675 mA, voltage: 3295.41 mV VDDOUT4 current: 5.7625 mA, voltage: 1196.78 mV VDDCORE current: 115.442 mA, voltage: 1243.65 mV VDDIODDR current: 29.585 mA, voltage: 1345.21 mV Signed-off-by: Mihai Sain --- .../dts/microchip/at91-sam9x75_curiosity.dts | 52 +++++++++++++++++++ 1 file changed, 52 insertions(+) diff --git a/arch/arm/boot/dts/microchip/at91-sam9x75_curiosity.dts b/arch/= arm/boot/dts/microchip/at91-sam9x75_curiosity.dts index d453800f8e35..76d7a756e08c 100644 --- a/arch/arm/boot/dts/microchip/at91-sam9x75_curiosity.dts +++ b/arch/arm/boot/dts/microchip/at91-sam9x75_curiosity.dts @@ -198,6 +198,52 @@ regulator-state-standby { }; }; =20 +&flx7 { + atmel,flexcom-mode =3D ; + status =3D "okay"; +}; + +&i2c7 { + dmas =3D <0>, <0>; + i2c-analog-filter; + i2c-digital-filter; + i2c-digital-filter-width-ns =3D <35>; + pinctrl-names =3D "default"; + pinctrl-0 =3D <&pinctrl_flx7_default>; + status =3D "okay"; + + power-monitor@10 { + compatible =3D "microchip,pac1934"; + reg =3D <0x10>; + #address-cells =3D <1>; + #size-cells =3D <0>; + + channel@1 { + reg =3D <0x1>; + shunt-resistor-micro-ohms =3D <10000>; + label =3D "VDD3V3"; + }; + + channel@2 { + reg =3D <0x2>; + shunt-resistor-micro-ohms =3D <10000>; + label =3D "VDDOUT4"; + }; + + channel@3 { + reg =3D <0x3>; + shunt-resistor-micro-ohms =3D <10000>; + label =3D "VDDCORE"; + }; + + channel@4 { + reg =3D <0x4>; + shunt-resistor-micro-ohms =3D <10000>; + label =3D "VDDIODDR"; + }; + }; +}; + &i2s { pinctrl-names =3D "default"; pinctrl-0 =3D <&pinctrl_i2s_default>; @@ -231,6 +277,12 @@ pinctrl_flx6_default: flx6-default { , ; }; + + pinctrl_flx7_default: flx7-default { + atmel,pins =3D + , + ; + }; }; =20 gpio-keys { --=20 2.47.0