From patchwork Mon Dec 19 17:36:17 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexander Sverdlin X-Patchwork-Id: 13076929 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 B4667C10F1B for ; Mon, 19 Dec 2022 17:36:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232301AbiLSRga (ORCPT ); Mon, 19 Dec 2022 12:36:30 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57024 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232054AbiLSRg2 (ORCPT ); Mon, 19 Dec 2022 12:36:28 -0500 Received: from mail-ej1-x633.google.com (mail-ej1-x633.google.com [IPv6:2a00:1450:4864:20::633]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E3D43DFC3; Mon, 19 Dec 2022 09:36:25 -0800 (PST) Received: by mail-ej1-x633.google.com with SMTP id t17so23365445eju.1; Mon, 19 Dec 2022 09:36:25 -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=1SUx4YxBJbW2R7ovNPCFyF9xOKCwgY1o0HqXnE9Kzl8=; b=jpTtdQNQM3Yxi5Nf6/+5xf+/rghnp2f7NhMX2DtUaLELb6WakVq7gWsYPlbsyiL6PS ChAupK2HDu3Y9LU1fN+yCe7pPeTrG61BQaGyW/jDQx/+HHN2bMbWxoVxYZqfyiJwlfWa Y4h7iJvv4QIFpOoVyXIX19weZKsj9Cb6tADl7LQNqkD4T1wSYxbYS5HeqVefq90eA+ER /Nk7kAHpjjpXbjqGM1KRD1sSDI3O/5MLQ40SbYxa/HDE5seoG5uLTOmMSb71JLg2mGZZ lGDUyB1i+XE6M5lJ2ttLvYFNOBmrvQLtRzaDCIzMNHrNHSn16xwD0q8i2hUE+HNnuXoQ nFdQ== 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=1SUx4YxBJbW2R7ovNPCFyF9xOKCwgY1o0HqXnE9Kzl8=; b=YERg/skqtZRdVhdfylcvfskjnwjGUQvv9PSwd7qowJI62Lc9NcjAZDeA90VXI9I6qY MDUuF/aPtvl80wmc5eIb7fN2q9frm8A36B9fBDvZ+d27jx6uDTJI6OzTPVayv2SSjVDB aoYrZxVU/4g+/7CHrCbOYViu4BGdQTl+xlXFtxfPHU+EB3CNAPslno1wHzpF+tB7li+B gAK7/Bki9nneYYkxxz3Jw6qhi/KAWVAV2Vmkg5zPjk/js8Yrd2iNzTeb3eiLdNR4D219 6j5fJzGL84VVHK9c62V7hOCPDIJ4LnFkvfimXMJbKaGzV3jBT3wNAfKExxDcqIiBsBX1 Ayxg== X-Gm-Message-State: ANoB5pncn9EfYDx9YC2czQGwNeZvTN+PKMbd4r8YPCazeuTtLFhGsaVS QX1Vt63HKm88U03i2bgOxqzUcNSF6HC9GQ== X-Google-Smtp-Source: AA0mqf5IeWagWC7vwl63uutw6mzJKidMwPtteo4m7qSQQpMtuhJ7rCJKW2KVN5qNXPj0ETrQq1lqfA== X-Received: by 2002:a17:906:f6d7:b0:7c0:bf7c:19f4 with SMTP id jo23-20020a170906f6d700b007c0bf7c19f4mr36417779ejb.74.1671471384471; Mon, 19 Dec 2022 09:36:24 -0800 (PST) Received: from localhost ([2a02:1210:8629:800:82ee:73ff:feb8:99e3]) by smtp.gmail.com with UTF8SMTPSA id 17-20020a170906211100b007bb32e2d6f5sm4574859ejt.207.2022.12.19.09.36.23 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 19 Dec 2022 09:36:24 -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 v2 1/2] dt-bindings: iio: adc: ep93xx: Add cirrus,ep9301-adc description Date: Mon, 19 Dec 2022 18:36:17 +0100 Message-Id: <20221219173618.1030415-1-alexander.sverdlin@gmail.com> X-Mailer: git-send-email 2.39.0 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org Add device tree bindings for Cirrus Logic EP9301/EP9302 internal SoCs' ADC block. Signed-off-by: Alexander Sverdlin Reviewed-by: Krzysztof Kozlowski --- 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 Mon Dec 19 17:36:18 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexander Sverdlin X-Patchwork-Id: 13076928 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 F20F5C4167B for ; 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Mon, 19 Dec 2022 09:36:25 -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 v2 2/2] iio: adc: ep93xx: Add OF support Date: Mon, 19 Dec 2022 18:36:18 +0100 Message-Id: <20221219173618.1030415-2-alexander.sverdlin@gmail.com> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20221219173618.1030415-1-alexander.sverdlin@gmail.com> References: <20221219173618.1030415-1-alexander.sverdlin@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org Prepare for EP93xx conversion to DT. Signed-off-by: Alexander Sverdlin --- drivers/iio/adc/ep93xx_adc.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/drivers/iio/adc/ep93xx_adc.c b/drivers/iio/adc/ep93xx_adc.c index fd5a9404c8dc..e530a37180e1 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 +228,18 @@ static int ep93xx_adc_remove(struct platform_device *pdev) return 0; } +#ifdef CONFIG_OF +static const struct of_device_id ep93xx_adc_of_ids[] = { + { .compatible = "cirrus,ep9301-adc" }, + {}, +}; +MODULE_DEVICE_TABLE(of, ep93xx_adc_of_ids); +#endif + static struct platform_driver ep93xx_adc_driver = { .driver = { .name = "ep93xx-adc", + .of_match_table = of_match_ptr(ep93xx_adc_of_ids), }, .probe = ep93xx_adc_probe, .remove = ep93xx_adc_remove,