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[2620:137:e000::1:20]) by mx.google.com with ESMTP id i21-20020a170906251500b00780ada0f8easi1650765ejb.865.2022.10.14.05.52.54; Fri, 14 Oct 2022 05:53:22 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=fail header.i=@gmail.com header.s=20210112 header.b=NoK7UUub; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229947AbiJNMiM (ORCPT + 99 others); Fri, 14 Oct 2022 08:38:12 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56084 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229887AbiJNMiJ (ORCPT ); Fri, 14 Oct 2022 08:38:09 -0400 Received: from mail-ed1-x52b.google.com (mail-ed1-x52b.google.com [IPv6:2a00:1450:4864:20::52b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4FE1C181D85; Fri, 14 Oct 2022 05:38:08 -0700 (PDT) Received: by mail-ed1-x52b.google.com with SMTP id q19so6637536edd.10; Fri, 14 Oct 2022 05:38:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=oOue6b/tBUVpJACBkl/SKLRZywbGEtbM4CPUrofCxvQ=; b=NoK7UUubQgssBL2LUy2GZI6v9wzTst4ZIY7T0pV/j7Pk+uRCxiJrHGc2+0yuMGq12w 9VUdmUO9ETXR1y550pklE5XcElyuDrNL/4jCJwoGCM4bav8qqiCGGeIK012pFGMwzgvd tfZgoRZTSLTBn6pcWqGxxutpOa4KE3nxp3U6WJFjlxc6rtXEB8+UyDLD0Isi/iKbUtUa 6NLjtNBlqKxn3qBJy58ew20OhfEjESSF/Wbld2FCQHj0KvsOS0migoHzcDcBMfTpeeEr ypMKPGxFVuWFPZXOtt+oQnUdHqWjOeNlcYMxm3xcwfQF2j92AF3zKMMR8yCSTeOvHlYe FNJw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=oOue6b/tBUVpJACBkl/SKLRZywbGEtbM4CPUrofCxvQ=; b=6zAUddIfiuDAxSgQLUBZfEeX9y7lAIYbP5uEzck85czeb1Y29yoXdQBo/YmyYusGAF /5ikf/8GdNdG9su7xvxOwprp7Shll76u7XYjd/earCopwoDxMDgsrPA4H8X9lG5fXje6 RzmzVa9bai9OAKu/4H1U5jE8l+ilUiPiN5l1kfGVWaszBvs00PhVK/w61SpiBB+dRbFf ixogDLbT4C4sR0BnupwSX0kZav+j7bJSlOusVtK/U3XTFI3bI8l8zr2GhLYg2TxTL68F VPG7I4bxT1fKQ/t2ThXVFIl4uaRuG54RvdRmKEGf5v6x3cStMtzI9Fx6pZqzpOdzaE+m VtTw== X-Gm-Message-State: ACrzQf0/k6GU8Kr922cII9sS9fbboho8KOT4sTToex+i7JDhDse4H+hA ARrIUWx2ZMFLvCdbNh9j2ec= X-Received: by 2002:a05:6402:27c8:b0:458:ecf7:7248 with SMTP id c8-20020a05640227c800b00458ecf77248mr4215937ede.67.1665751086788; Fri, 14 Oct 2022 05:38:06 -0700 (PDT) Received: from localhost.localdomain ([5.2.194.157]) by smtp.gmail.com with ESMTPSA id dk24-20020a0564021d9800b0045b910b0542sm1774756edb.15.2022.10.14.05.38.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 14 Oct 2022 05:38:06 -0700 (PDT) From: Cosmin Tanislav Cc: =?utf-8?q?Nuno_S=C3=A1?= , Lars-Peter Clausen , Michael Hennerich , Jonathan Cameron , Rob Herring , Krzysztof Kozlowski , linux-iio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Cosmin Tanislav Subject: [PATCH 2/3] dt-bindings: iio: temperature: ltc2983: support more parts Date: Fri, 14 Oct 2022 15:37:23 +0300 Message-Id: <20221014123724.1401011-3-demonsingur@gmail.com> X-Mailer: git-send-email 2.37.3 In-Reply-To: <20221014123724.1401011-1-demonsingur@gmail.com> References: <20221014123724.1401011-1-demonsingur@gmail.com> MIME-Version: 1.0 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM, RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net To: unlisted-recipients:; (no To-header on input) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1746667571762227595?= X-GMAIL-MSGID: =?utf-8?q?1746667571762227595?= From: Cosmin Tanislav Add support for the following parts: * LTC2984 * LTC2986 * LTM2985 The LTC2984 is a variant of the LTC2983 with EEPROM. The LTC2986 is a variant of the LTC2983 with only 10 channels, EEPROM and support for active analog temperature sensors. The LTM2985 is software-compatible with the LTC2986. Signed-off-by: Cosmin Tanislav --- .../bindings/iio/temperature/adi,ltc2983.yaml | 63 +++++++++++++++++-- 1 file changed, 59 insertions(+), 4 deletions(-) diff --git a/Documentation/devicetree/bindings/iio/temperature/adi,ltc2983.yaml b/Documentation/devicetree/bindings/iio/temperature/adi,ltc2983.yaml index 722781aa4697..c33ab524fb64 100644 --- a/Documentation/devicetree/bindings/iio/temperature/adi,ltc2983.yaml +++ b/Documentation/devicetree/bindings/iio/temperature/adi,ltc2983.yaml @@ -4,19 +4,27 @@ $id: http://devicetree.org/schemas/iio/temperature/adi,ltc2983.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# -title: Analog Devices LTC2983 Multi-sensor Temperature system +title: Analog Devices LTC2983, LTC2986, LTM2985 Multi-sensor Temperature system maintainers: - Nuno Sá description: | - Analog Devices LTC2983 Multi-Sensor Digital Temperature Measurement System + Analog Devices LTC2983, LTC2984, LTC2986, LTM2985 Multi-Sensor Digital + Temperature Measurement Systems + https://www.analog.com/media/en/technical-documentation/data-sheets/2983fc.pdf + https://www.analog.com/media/en/technical-documentation/data-sheets/2984fb.pdf + https://www.analog.com/media/en/technical-documentation/data-sheets/29861fa.pdf + https://www.analog.com/media/en/technical-documentation/data-sheets/ltm2985.pdf properties: compatible: enum: - adi,ltc2983 + - adi,ltc2984 + - adi,ltc2986 + - adi,ltm2985 reg: maxItems: 1 @@ -26,7 +34,7 @@ properties: adi,mux-delay-config-us: description: - The LTC2983 performs 2 or 3 internal conversion cycles per temperature + The device performs 2 or 3 internal conversion cycles per temperature result. Each conversion cycle is performed with different excitation and input multiplexer configurations. Prior to each conversion, these excitation circuits and input switch configurations are changed and an @@ -145,7 +153,7 @@ patternProperties: adi,three-conversion-cycles: description: Boolean property which set's three conversion cycles removing - parasitic resistance effects between the LTC2983 and the diode. + parasitic resistance effects between the device and the diode. type: boolean adi,average-on: @@ -353,6 +361,41 @@ patternProperties: description: Boolean property which set's the adc as single-ended. type: boolean + "^temp@": + type: object + description: + Represents a channel which is being used as an active analog temperature + sensor. + + properties: + adi,sensor-type: + description: + Identifies the sensor as an active analog temperature sensor. + $ref: /schemas/types.yaml#/definitions/uint32 + const: 31 + + adi,single-ended: + description: Boolean property which sets the sensor as single-ended. + type: boolean + + adi,custom-temp: + description: + This is a table, where each entry should be a pair of + voltage(mv)-temperature(K). The entries must be given in nv and uK + so that, the original values must be multiplied by 1000000. For + more details look at table 71 and 72. + Note should be signed, but dtc doesn't currently maintain the + sign. + $ref: /schemas/types.yaml#/definitions/uint64-matrix + minItems: 3 + maxItems: 64 + items: + minItems: 2 + maxItems: 2 + + required: + - adi,custom-temp + "^rsense@": type: object description: @@ -382,6 +425,18 @@ required: - reg - interrupts +allOf: + - if: + properties: + compatible: + contains: + enum: + - adi,ltc2983 + - adi,ltc2984 + then: + patternProperties: + "^temp@": false + additionalProperties: false examples: