From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from esa.microchip.iphmx.com (esa.microchip.iphmx.com [68.232.154.123]) (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 195292288EE; Mon, 4 Aug 2025 10:04:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=68.232.154.123 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754301845; cv=none; b=le+hvjCV2HNpF3W37AsCvMFZgHi5it1FLeUeg6A/5Ky6Y3yzOBUi/vLu2Vood3/Rhsozy7k7kc6hdulCb+XlRtV2ElxsUiSDKbqYokXm1zs8GMNX1r9BgXo4/StweRT9N9w39kz6+qmtLkRMsarbZckxAHsClkyuFBrqna7CWH0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754301845; c=relaxed/simple; bh=wSwA6wL4bDtKgaXwJ1S3APBLP/C0XSRWfQu/1acFsUE=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=oopsryDnMKxMDUn3cR8Uoj3BvgFbkzhvZXAVtzyPMcmORDGGvD8NRAVVLaNXdt7FuxSztuG/RV9w9GAZM2g8ybu9P1Cr3Wl9cP19OPJjVwKrno4uHzN0B86mum0mk9CJrLuR594vxxuI/pVfV68h/jPd1ewhTfpUNaAG6cWarwg= 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=B4sxkIqD; arc=none smtp.client-ip=68.232.154.123 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="B4sxkIqD" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1754301844; x=1785837844; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=wSwA6wL4bDtKgaXwJ1S3APBLP/C0XSRWfQu/1acFsUE=; b=B4sxkIqDiYwsUdHWrejUNyW37YOH+OIYANqwSegW7cGP84VXTmsfQkpq jmsUJy12/ppzP8HZuLY+g6jbDmNvPQ11VSgze6AJc1IpkoIkVzQmOIu2K yUbScc+FmnhlrDzWucXUy/JsVquchnRXMRJCNdxnqaxhD55aE1hz/eGON 1YFqSBEnw75A05FCMVPH99Hs2H/BUt+mUjtEXyYUSOHbA5VgoDe2lpZar oQhi+cPgwSBqhwTVBkl7ACaaQI6jX4ruwCmsBkUIGcWF1BHOYDZogdtbj uo4WZ6V6vWLPJzaOplxQ4F9kpUtTWCKAvhhqIQcy0dOSHLpp6OHqjkTRl A==; X-CSE-ConnectionGUID: +866aF0tQ+SVcfcIeqWRcg== X-CSE-MsgGUID: +YCYjADVTiWX8fEDnlqPuA== X-IronPort-AV: E=Sophos;i="6.17,258,1747724400"; d="scan'208";a="44245539" X-Amp-Result: SKIPPED(no attachment in message) Received: from unknown (HELO email.microchip.com) ([170.129.1.10]) by esa4.microchip.iphmx.com with ESMTP/TLS/ECDHE-RSA-AES128-GCM-SHA256; 04 Aug 2025 03:04:02 -0700 Received: from chn-vm-ex02.mchp-main.com (10.10.85.144) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.44; Mon, 4 Aug 2025 03:03:32 -0700 Received: from che-ll-i67070.microchip.com (10.10.85.11) by chn-vm-ex02.mchp-main.com (10.10.85.144) with Microsoft SMTP Server id 15.1.2507.44 via Frontend Transport; Mon, 4 Aug 2025 03:03:26 -0700 From: Varshini Rajendran To: , , , , , , , , , , , , , , , CC: , Romain Sioen Subject: [PATCH 10/15] ARM: dts: microchip: sama7d65: add node for the ADC Date: Mon, 4 Aug 2025 15:32:14 +0530 Message-ID: <20250804100219.63325-11-varshini.rajendran@microchip.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250804100219.63325-1-varshini.rajendran@microchip.com> References: <20250804100219.63325-1-varshini.rajendran@microchip.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain Add node for the ADC controller in sama7d65 SoC. Also add corresponding regulator and pinmux for the ADC. Signed-off-by: Romain Sioen Signed-off-by: Varshini Rajendran --- .../dts/microchip/at91-sama7d65_curiosity.dts | 23 +++++++++++++++ arch/arm/boot/dts/microchip/sama7d65.dtsi | 29 +++++++++++++++++++ 2 files changed, 52 insertions(+) diff --git a/arch/arm/boot/dts/microchip/at91-sama7d65_curiosity.dts b/arch/arm/boot/dts/microchip/at91-sama7d65_curiosity.dts index 7250823a6f59..7ecc748456ba 100644 --- a/arch/arm/boot/dts/microchip/at91-sama7d65_curiosity.dts +++ b/arch/arm/boot/dts/microchip/at91-sama7d65_curiosity.dts @@ -41,6 +41,14 @@ reg_5v: regulator-5v { }; +&adc { + vddana-supply = <&vddout25>; + vref-supply = <&vddout25>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_adc_default &pinctrl_adtrg_default>; + status = "okay"; +}; + &dma0 { status = "okay"; }; @@ -278,6 +286,16 @@ &main_xtal { }; &pioa { + pinctrl_adc_default: adc_default { + pinmux = ; + bias-disable; + }; + + pinctrl_adtrg_default: adtrg-default { + pinmux = ; + bias-pull-up; + }; + pinctrl_gmac0_default: gmac0-default { pinmux = , , @@ -373,3 +391,8 @@ input@0 { &slow_xtal { clock-frequency = <32768>; }; + +&vddout25 { + vin-supply = <&vdd_3v3>; + status = "okay"; +}; diff --git a/arch/arm/boot/dts/microchip/sama7d65.dtsi b/arch/arm/boot/dts/microchip/sama7d65.dtsi index 2e20a7532c03..1f249323d08a 100644 --- a/arch/arm/boot/dts/microchip/sama7d65.dtsi +++ b/arch/arm/boot/dts/microchip/sama7d65.dtsi @@ -11,6 +11,7 @@ #include #include #include +#include #include #include #include @@ -83,6 +84,16 @@ slow_xtal: clock-slowxtal { }; }; + vddout25: fixed-regulator-vddout25 { + compatible = "regulator-fixed"; + + regulator-name = "VDDOUT25"; + regulator-min-microvolt = <2500000>; + regulator-max-microvolt = <2500000>; + regulator-boot-on; + status = "disabled"; + }; + ns_sram: sram@100000 { compatible = "mmio-sram"; reg = <0x100000 0x20000>; @@ -199,6 +210,24 @@ chipid@e0020000 { reg = <0xe0020000 0x8>; }; + adc: adc@e1000000 { + compatible = "microchip,sama7d65-adc"; + reg = <0xe1000000 0x200>; + interrupts = ; + clocks = <&pmc PMC_TYPE_GCK 25>; + assigned-clocks = <&pmc PMC_TYPE_GCK 25>; + assigned-clock-rates = <100000000>; + clock-names = "adc_clk"; + dmas = <&dma0 AT91_XDMAC_DT_PERID(0)>; + dma-names = "rx"; + atmel,min-sample-rate-hz = <200000>; + atmel,max-sample-rate-hz = <20000000>; + atmel,trigger-edge-type = ; + atmel,startup-time-ms = <4>; + #io-channel-cells = <1>; + status = "disabled"; + }; + dma2: dma-controller@e1200000 { compatible = "microchip,sama7d65-dma", "microchip,sama7g5-dma"; reg = <0xe1200000 0x1000>; -- 2.34.1