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 1762DCDB46F for ; Tue, 23 Jun 2026 11:00:36 +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=nsUWmgenvDsf4x0tPvMlD8wmO2yySnWIzmRi5XJpngA=; b=yMcoaKMYmhr4GJj2ytcAZNkiSW CahSQ/kOKojyg/q8vAjEVvxJWLRrhEFc+QAv2PaYE7dt3imzLw/ob6yfX92sBApfs+FryKoJtQR9m dpQ0x2TlWRZ4DasyGlflyRsHE14wrcaEuWvNU5T/X/OdGePufnPZFQv1SqeWfGPWidDhDi01zMTiS o4LtU9BdCNLmslApTvE/CKSgDgE22jpyHoPR+QXSxHfEDVPAy1PnP7hp3EAkMKNnSLhXVFAKsPfaO Wvl2/g3NmEwGJCfQf5Q905+3bpjorSJrDs10bydEFgk4xuxZNEYbIJJH6M7EzDeZMKpXeGEmPlSII NDp+9yLQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wbyrl-000000067yy-0b5P; Tue, 23 Jun 2026 11:00:29 +0000 Received: from esa.microchip.iphmx.com ([68.232.154.123]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wbyri-000000067xE-3h4E for linux-arm-kernel@lists.infradead.org; Tue, 23 Jun 2026 11:00:28 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1782212426; x=1813748426; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=u6cuUfWt8Sg2xGSlgjqYcjUo4ByvsYiDOYbx3hqcB28=; b=wLSAal2hr2qUMbsapr4mg0pYQPO5wEZghC+xEHsYN//zG5KpozPvHUIb OQGqploLpAmHL+RuMGuCsMSfJIJnNTdlvBBxahBQoJeM5/hgXFk40Z3Vk Jqd377kyZeaXExU11BS3xBw594YYsWVJvjLBrRUGqbSRVF0ZzWbO6yFRg Z9OL1ysL9UuYn8WanPDo2W5pWeWxiu3YSCq5FKC7vMt21o6omyd/iReVU XhsIS4EwqXThGoOntAPOSPcH1gWNp3I78kLL/XXKKykj3Ss0TgR4xiLMV 4ex13vpBGVf3TmgqlDZf3aUuMG4JhJjduaIdeKV6vHSXMKgYaLAO848U/ A==; X-CSE-ConnectionGUID: yo27BUTkTSGypmm6VUfMUg== X-CSE-MsgGUID: u7Ln10KJQAuObW5qA4OZ1w== X-IronPort-AV: E=Sophos;i="6.24,220,1774335600"; d="scan'208";a="226724824" X-Amp-Result: SKIPPED(no attachment in message) Received: from unknown (HELO email.microchip.com) ([170.129.1.10]) by esa6.microchip.iphmx.com with ESMTP/TLS/ECDHE-RSA-AES128-GCM-SHA256; 23 Jun 2026 04:00:25 -0700 Received: from chn-vm-ex03.mchp-main.com (10.10.85.151) by chn-vm-ex04.mchp-main.com (10.10.85.152) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.58; Tue, 23 Jun 2026 04:00:25 -0700 Received: from che-ll-i67070.microchip.com (10.10.85.11) by chn-vm-ex03.mchp-main.com (10.10.85.151) with Microsoft SMTP Server id 15.1.2507.58 via Frontend Transport; Tue, 23 Jun 2026 04:00:08 -0700 From: Varshini Rajendran To: , , , , , , , , , , , , , , , CC: Subject: [PATCH v2 03/12] iio: adc: at91-sama5d2_adc: adapt the driver for sama7d65 Date: Tue, 23 Jun 2026 16:29:35 +0530 Message-ID: <20260623105944.128840-4-varshini.rajendran@microchip.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20260623105944.128840-1-varshini.rajendran@microchip.com> References: <20260623105944.128840-1-varshini.rajendran@microchip.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260623_040026_985782_268004D8 X-CRM114-Status: GOOD ( 11.09 ) 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 support for sama7d65 ADC. The differences are highlighted with the compatible. The calibration data layout is the main difference. Signed-off-by: Varshini Rajendran --- drivers/iio/adc/at91-sama5d2_adc.c | 31 ++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) diff --git a/drivers/iio/adc/at91-sama5d2_adc.c b/drivers/iio/adc/at91-sama5d2_adc.c index b569d175f4c3..237d339f342a 100644 --- a/drivers/iio/adc/at91-sama5d2_adc.c +++ b/drivers/iio/adc/at91-sama5d2_adc.c @@ -530,6 +530,16 @@ static const struct at91_adc_temp_calib_layout sama7g5_temp_calib = { .p1_div = 1, }; +static const struct at91_adc_temp_calib_layout sama7d65_temp_calib = { + .tag_idx = 1, + .p1_idx = 3, + .p4_idx = 2, + .p6_idx = 5, + .min_len = 11, + .p1_mul = 1, + .p1_div = 1000, +}; + /* Temperature sensor calibration - Vtemp voltage sensitivity to temperature. */ #define AT91_ADC_TS_VTEMP_DT (2080U) @@ -768,6 +778,24 @@ static const struct at91_adc_platform sama7g5_platform = { .temp_calib_layout = &sama7g5_temp_calib, }; +static const struct at91_adc_platform sama7d65_platform = { + .layout = &sama7g5_layout, + .adc_channels = &at91_sama7g5_adc_channels, + .nr_channels = AT91_SAMA7G5_SINGLE_CHAN_CNT + + AT91_SAMA7G5_DIFF_CHAN_CNT + + AT91_SAMA7G5_TEMP_CHAN_CNT, + .max_channels = ARRAY_SIZE(at91_sama7g5_adc_channels), + .max_index = AT91_SAMA7G5_MAX_CHAN_IDX, + .hw_trig_cnt = AT91_SAMA7G5_HW_TRIG_CNT, + .osr_mask = GENMASK(18, 16), + .oversampling_avail = { 1, 4, 16, 64, 256, }, + .oversampling_avail_no = 5, + .chan_realbits = 16, + .temp_sensor = true, + .temp_chan = AT91_SAMA7G5_ADC_TEMP_CHANNEL, + .temp_calib_layout = &sama7d65_temp_calib, +}; + static int at91_adc_chan_xlate(struct iio_dev *indio_dev, int chan) { int i; @@ -2638,6 +2666,9 @@ static const struct of_device_id at91_adc_dt_match[] = { }, { .compatible = "microchip,sama7g5-adc", .data = (const void *)&sama7g5_platform, + }, { + .compatible = "microchip,sama7d65-adc", + .data = (const void *)&sama7d65_platform, }, { /* sentinel */ } -- 2.34.1