From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 80463C87FCB for ; Mon, 4 Aug 2025 10:31:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type: Content-Transfer-Encoding:MIME-Version:References:In-Reply-To:Message-ID:Date :Subject:CC:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=vWSLguugg2fUU2kfGXsngJH4MFNEedH5m0ppgVfZA8M=; b=HifglSrTiulNlU27yLKJrJHZLM cz5z+iL53uAhyiltTbOviL/OfTP867+QbdIoM3qyh/Dt4dasmFUdAND1omBmWVaRLrEHXiWeYOSHb gtKdSHPc+/fj1CZO7/ew7lTlRSTSciVn+pwVRumK6GPDggIY6OHzio7G2HHEjzvviXE6Vkq+D3tze 26RfUTiuEP8WKbC5bc+a+IcTEkKq/APVROBrlmmjHJKb/a6Q2cbOGd7XG7K0WzSoRBu9UIHWczPa6 epE9NKRjdTIlr5DCSZtRx/iG8lOLuI2NRoMpcS1f6ZVuyg0RRM6N4x6oVsy+q9rTRsOeBFbv70KGO GCxC/30Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uisTp-0000000AC40-3mxp; Mon, 04 Aug 2025 10:31:45 +0000 Received: from esa.microchip.iphmx.com ([68.232.154.123]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1uis31-0000000A921-3qXe for linux-arm-kernel@lists.infradead.org; Mon, 04 Aug 2025 10:04:05 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1754301843; x=1785837843; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=wSwA6wL4bDtKgaXwJ1S3APBLP/C0XSRWfQu/1acFsUE=; b=YTakpBgWXkz9RgEc/TDG6V3ah2pMZV0VH150eBuh6tDOE56Ab/qwMVBP tcyQkUfz71POe0QoRuBIvhbEfHIBNqSjSppnT/TD8CgWaOSJIAQowKiCM KuXQSXf1dZLJURYQ64eC1zVFvwcfA0B5TBxmDrAwsoOb97HSQk2orRI4v SdjyP1EuUPqlvs3iQTxZbLpoVz9370/sngiaBmAieAVL+BYX7nzMdI3qM 0Gf5jjvmDIk7j9/kM9+BAMFEfNQZ4gJwmSdv0R0WOYXR+KecZkxGMgIKP ViSbGAHTZx4amAx4RhO/1Yn3Cw8kEk90Xp2fa6Czb6ZJcmVQHOFvnjCDE 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> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250804_030404_024492_FC380FF0 X-CRM114-Status: GOOD ( 10.82 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org 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