From patchwork Fri Dec 23 16:26:35 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexander Sverdlin X-Patchwork-Id: 636743 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 591BEC4332F for ; Fri, 23 Dec 2022 16:26:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231143AbiLWQ0o (ORCPT ); Fri, 23 Dec 2022 11:26:44 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43372 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230423AbiLWQ0n (ORCPT ); Fri, 23 Dec 2022 11:26:43 -0500 Received: from mail-ej1-x62b.google.com (mail-ej1-x62b.google.com [IPv6:2a00:1450:4864:20::62b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 53C545F6D; Fri, 23 Dec 2022 08:26:42 -0800 (PST) Received: by mail-ej1-x62b.google.com with SMTP id ud5so13102730ejc.4; Fri, 23 Dec 2022 08:26:42 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=4Tmle9hGeHtFydMSBtgkAcVzOGdcFV8HSXUbv12rRhk=; b=DuCzDDYB1efLMrFzeKbjpXMIdenAT/evrDjfSH4ROqcb57yXZxPQaaPsOECnTdVgaa mnVCCZF7OBigddCiz5LjfaakAxcDbEaEJZJHyf8UdDMekciN4+Z8RvYAKphWfG099Y9y 5XmMXFUyiXRhz2s2wHRPxktRpT/3M9LVNBQe7ggWnB/EoDs8PhB4ER3THmbo0N3w+Bzr gcf37PSwJXA6HBVBxs1e8nxhVytZV5hChoZQwjM3zOvuyw42xIvIjIvuZeI//DZdBa+4 o61fiZVb7UYTS7/yzbtxEP5DZrWjcnDHaiDhkr4H8XwsDxmMg6LapfAHeVrSTgG5kWoA po7g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=4Tmle9hGeHtFydMSBtgkAcVzOGdcFV8HSXUbv12rRhk=; b=2B19icutL9noquz+L5XOnf46KSo7BH4+l3LNoFlQLEWp6allEIpxqk+lCkfzk1k8If Vhtg3XdYheSsrZx61SXbiz+W3oqDXdsKJ0dPoeeanPAKiHX6gOswku5tNMtUU4J7bGrj /BoUODUQDpIc5pctTRbCT7J0EekP4vqZiX7cbT0pn9lnU3B8XHRNe7ko9DUt8YAoilOX o9DFVc7C3X/x+vhK9zhtfsqZ3xbMoCm49aFo5d83SlQ+nXWkmw/SkHaO61fh/PZ2JpZt 1en1hZzHgaq6S/hhAJ6EUbZikGu6nnzEqLaUN1OX6Q6gq2HscWduuXNebNnfvUiTRKNf sF6A== X-Gm-Message-State: AFqh2krVa+7u64vE7VHqnenwIthLWWeHqYQZsbYgLkSlu5AIjliOotCu Ck3qLgKcZU2l9bL3iEcnJGnmid2hNq4= X-Google-Smtp-Source: AMrXdXuoA73NZ+Z3iFqWAxu4G6uvxB5rCJdSWOYyYJZzGXnBuH6ZBsR7lHoreRNKNFxrBe5FW1KiPA== X-Received: by 2002:a17:906:30c2:b0:7ae:c0b:a25c with SMTP id b2-20020a17090630c200b007ae0c0ba25cmr8067700ejb.13.1671812800819; Fri, 23 Dec 2022 08:26:40 -0800 (PST) Received: from localhost ([2a02:1210:8629:800:82ee:73ff:feb8:99e3]) by smtp.gmail.com with UTF8SMTPSA id bx4-20020a170906a1c400b007c0e6d6bd10sm1539009ejb.132.2022.12.23.08.26.39 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 23 Dec 2022 08:26:39 -0800 (PST) From: Alexander Sverdlin To: linux-iio@vger.kernel.org Cc: Alexander Sverdlin , Hartley Sweeten , Jonathan Cameron , Lars-Peter Clausen , Rob Herring , Krzysztof Kozlowski , linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Krzysztof Kozlowski Subject: [PATCH v3 1/2] dt-bindings: iio: adc: ep93xx: Add cirrus,ep9301-adc description Date: Fri, 23 Dec 2022 17:26:35 +0100 Message-Id: <20221223162636.6488-1-alexander.sverdlin@gmail.com> X-Mailer: git-send-email 2.39.0 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add device tree bindings for Cirrus Logic EP9301/EP9302 internal SoCs' ADC block. Reviewed-by: Krzysztof Kozlowski Signed-off-by: Alexander Sverdlin --- Changelog: v2: removed clock-names property, soc node and include as Krzysztof suggested .../bindings/iio/adc/cirrus,ep9301-adc.yaml | 47 +++++++++++++++++++ MAINTAINERS | 2 + 2 files changed, 49 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/adc/cirrus,ep9301-adc.yaml diff --git a/Documentation/devicetree/bindings/iio/adc/cirrus,ep9301-adc.yaml b/Documentation/devicetree/bindings/iio/adc/cirrus,ep9301-adc.yaml new file mode 100644 index 000000000000..6d4fb3e1d2a2 --- /dev/null +++ b/Documentation/devicetree/bindings/iio/adc/cirrus,ep9301-adc.yaml @@ -0,0 +1,47 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iio/adc/cirrus,ep9301-adc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Cirrus Logic EP930x internal ADC + +description: | + Cirrus Logic EP9301/EP9302 SoCs' internal ADC block. + + User's manual: + https://cdn.embeddedts.com/resource-attachments/ts-7000_ep9301-ug.pdf + +maintainers: + - Alexander Sverdlin + +properties: + compatible: + const: cirrus,ep9301-adc + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + interrupts: + maxItems: 1 + +required: + - compatible + - reg + - clocks + +additionalProperties: false + +examples: + - | + adc: adc@80900000 { + compatible = "cirrus,ep9301-adc"; + reg = <0x80900000 0x28>; + clocks = <&syscon 24>; + interrupt-parent = <&vic1>; + interrupts = <30>; + }; +... diff --git a/MAINTAINERS b/MAINTAINERS index 69565ac0c224..4a914d5bc2e6 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -2027,8 +2027,10 @@ M: Hartley Sweeten M: Alexander Sverdlin L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) S: Maintained +F: Documentation/devicetree/bindings/iio/adc/cirrus,ep9301-adc.yaml F: arch/arm/mach-ep93xx/ F: arch/arm/mach-ep93xx/include/mach/ +F: drivers/iio/adc/ep93xx_adc.c ARM/CLKDEV SUPPORT M: Russell King From patchwork Fri Dec 23 16:26:36 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexander Sverdlin X-Patchwork-Id: 636423 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id C2468C4167B for ; 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Fri, 23 Dec 2022 08:26:41 -0800 (PST) From: Alexander Sverdlin To: linux-iio@vger.kernel.org Cc: Alexander Sverdlin , Hartley Sweeten , Jonathan Cameron , Lars-Peter Clausen , Rob Herring , Krzysztof Kozlowski , linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v3 2/2] iio: adc: ep93xx: Add OF support Date: Fri, 23 Dec 2022 17:26:36 +0100 Message-Id: <20221223162636.6488-2-alexander.sverdlin@gmail.com> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20221223162636.6488-1-alexander.sverdlin@gmail.com> References: <20221223162636.6488-1-alexander.sverdlin@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Prepare for EP93xx conversion to DT. Signed-off-by: Alexander Sverdlin --- Changelog: v3: Removed comma, of_match_ptr() protection and the ifdefs drivers/iio/adc/ep93xx_adc.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/iio/adc/ep93xx_adc.c b/drivers/iio/adc/ep93xx_adc.c index fd5a9404c8dc..a35e6cead67d 100644 --- a/drivers/iio/adc/ep93xx_adc.c +++ b/drivers/iio/adc/ep93xx_adc.c @@ -21,6 +21,7 @@ #include #include #include +#include /* * This code could benefit from real HR Timers, but jiffy granularity would @@ -227,9 +228,16 @@ static int ep93xx_adc_remove(struct platform_device *pdev) return 0; } +static const struct of_device_id ep93xx_adc_of_ids[] = { + { .compatible = "cirrus,ep9301-adc" }, + {} +}; +MODULE_DEVICE_TABLE(of, ep93xx_adc_of_ids); + static struct platform_driver ep93xx_adc_driver = { .driver = { .name = "ep93xx-adc", + .of_match_table = ep93xx_adc_of_ids, }, .probe = ep93xx_adc_probe, .remove = ep93xx_adc_remove,