Received: by 2002:a05:6358:45e:b0:b5:b6eb:e1f9 with SMTP id 30csp1598883rwe; Thu, 1 Sep 2022 23:54:05 -0700 (PDT) X-Google-Smtp-Source: AA6agR6ESeXZ0LZ/+BAcsx42NwbWW+D/kFV1OQEqwg1RamHKFyt0a9V9YHWRNP6p5/nIElXlHz8l X-Received: by 2002:a17:906:9b87:b0:733:1795:2855 with SMTP id dd7-20020a1709069b8700b0073317952855mr26293356ejc.156.1662101645433; Thu, 01 Sep 2022 23:54:05 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1662101645; cv=none; d=google.com; s=arc-20160816; b=IShx4MN6H+oqOjz/uUSYczyYvkHR+Pg7Zfm4qGkqe38Jc4VeAnLB/6f8k2m1RuPfTp oWErdQPug0yFGJAtVI7/YfS1sAWTEqzSGFf6WRtzieDbm+SAylaLaQDh2cBfip37ZaFW yP1HjQCfBcI4QJBdr/3NMRoTqY1iSAM4bpNQSa+GOMa4J2wBwP6WrSl62E5g8dPgw3XI EygR6EcRMOJXhF9qWMPfhOpS/MWszGqCR61ZWxltROHgKtWaDmjJGIrHsdjdaE3DzN49 NCcoMuqcPfrlJ/Umc4YGqo39mbBxRMmIaAkrvANVlLeC61oO5ERjBjvG6+vFHozZgem9 nHuw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :message-id:date:subject:cc:to:from:dkim-signature; bh=Btanw5o+YOW2uKQeEHEM1+MWrWIqShUiaepZyptmezk=; b=GyqNrcFh+H+4oqbQ+t3YdkJctrQe9Fi6BZML1KLp0IM5jgKRcOc8d7l4mStDfC+PSC myoNvMXRCARFYt8SB8HF6Sf+xz8uUG3fcQxLFr+9SNXpYS4VrUoDaEUJk9JRFK3fdP2a aMjMj/ePKF3G9sT5uNy0B8DT+xz0FpDoFB51ksEnnBye/yemG72eH7W6dihGlTxE9Oyc 18U+1aRh15XM9ZBn56DGVFMfKgQzIVswMbWDngWdwt7ekhE9jj9+gbHCe58YHiAVzsaf 9bQORYhJoe76WA7FfNSRJ5tCE5fLv22znquiPrGCIvUsC943iK+qL3sMxxdFI0qowDOR gXKQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@microchip.com header.s=mchp header.b=qaVrVgv1; 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=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=microchip.com Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id x97-20020a50baea000000b004482892d410si985245ede.85.2022.09.01.23.53.40; Thu, 01 Sep 2022 23:54:05 -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=pass header.i=@microchip.com header.s=mchp header.b=qaVrVgv1; 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=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=microchip.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235151AbiIBGly (ORCPT + 99 others); Fri, 2 Sep 2022 02:41:54 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41622 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231660AbiIBGlw (ORCPT ); Fri, 2 Sep 2022 02:41:52 -0400 Received: from esa.microchip.iphmx.com (esa.microchip.iphmx.com [68.232.153.233]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6EA746A4BC; Thu, 1 Sep 2022 23:41:51 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1662100911; x=1693636911; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=N7b+BrAcz8J9YLN5iRLlFWpexdNNFc3MRpe4BTsX6Xs=; b=qaVrVgv1tnactRnz4j3wsxq011zDolz8xrIQ1PZ/WfaCmeblPeACA7lb oZjOMyzE7W0rTFOHlzibQKqX/s4eMjDVLKpasCXsDFwDay7cO4dqG0tpj BztK0yCHhOqo9M19iFhlcfc/Kj60Hjx86KajsAMNOwQgprDDVaOOyXlzS sjHRclI0ZETAjVc6xwSYBu+MS0HdqDeSvuTA2nj5oubYTd3zTHPUZZlPO /C6l38skjamDDvyJ9sQFq8wA217mWQr55tOC/ClN6vmD+i2ehcvVm9Usz Ks95TZocTfvcawDKLRvs197vlFMqjQBKoXxtZOBE14aKnrmEcXhQ9Qfd8 g==; X-IronPort-AV: E=Sophos;i="5.93,283,1654585200"; d="scan'208";a="178880916" Received: from unknown (HELO email.microchip.com) ([170.129.1.10]) by esa3.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 01 Sep 2022 23:41:50 -0700 Received: from chn-vm-ex04.mchp-main.com (10.10.85.152) 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 15.1.2507.12; Thu, 1 Sep 2022 23:41:50 -0700 Received: from soft-dev3-1.microsemi.net (10.10.115.15) by chn-vm-ex04.mchp-main.com (10.10.85.152) with Microsoft SMTP Server id 15.1.2507.12 via Frontend Transport; Thu, 1 Sep 2022 23:41:48 -0700 From: Horatiu Vultur To: , CC: , , , , "Horatiu Vultur" Subject: [PATCH v5 0/2] nvmem: lan9662-otpc: add support Date: Fri, 2 Sep 2022 08:45:38 +0200 Message-ID: <20220902064540.484967-1-horatiu.vultur@microchip.com> X-Mailer: git-send-email 2.33.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Spam-Status: No, score=-4.4 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_MED, SPF_HELO_PASS,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add support for lan9662 OTP controller that is available on lan9662. The driver gives access to non-volatile memory. It allows both write and read access to it. v4->v5: - add reviewed-by tag for patch 1 - drop the full-stop from subject v3->v4: - remove lan9668 compatible string from driver - fix the bindings by changing the order of entries under items for compatible property v2->v3: - fix dt-bindings, make sure that make dt_binding_check passes - remove lan9662_writel/readl/clrbits/setbits and use writel/readl - remove WARN_ON(offset >= OTP_MEM_SIZE) as it can't happen v1->v2: - remove unneed quotes for $ref: nvmem.yaml# - rename lan966x to lan9662 as not to have any wildcards - remove compatible string syscon Horatiu Vultur (2): dt-bindings: lan9662-otpc: document Lan9662 OTPC nvmem: lan9662-otp: add support .../nvmem/microchip,lan9662-otpc.yaml | 45 ++++ drivers/nvmem/Kconfig | 8 + drivers/nvmem/Makefile | 2 + drivers/nvmem/lan9662-otpc.c | 222 ++++++++++++++++++ 4 files changed, 277 insertions(+) create mode 100644 Documentation/devicetree/bindings/nvmem/microchip,lan9662-otpc.yaml create mode 100644 drivers/nvmem/lan9662-otpc.c -- 2.33.0