From patchwork Thu Aug 18 16:44:03 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Horatiu Vultur X-Patchwork-Id: 1667810 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=2620:137:e000::1:20; helo=out1.vger.email; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Authentication-Results: legolas.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=microchip.com header.i=@microchip.com header.a=rsa-sha256 header.s=mchp header.b=GK7mpWWE; dkim-atps=neutral Received: from out1.vger.email (out1.vger.email [IPv6:2620:137:e000::1:20]) by legolas.ozlabs.org (Postfix) with ESMTP id 4M7rGH4ZWPz1ygq for ; Fri, 19 Aug 2022 02:40:07 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344273AbiHRQkE (ORCPT ); Thu, 18 Aug 2022 12:40:04 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57050 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S244985AbiHRQkD (ORCPT ); Thu, 18 Aug 2022 12:40:03 -0400 Received: from esa.microchip.iphmx.com (esa.microchip.iphmx.com [68.232.153.233]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 53DAC8D3EB; Thu, 18 Aug 2022 09:39:59 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1660840799; x=1692376799; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=gqGgifVU8B0RyjP+gQqcObAhJ4b3l8QsulvEhM3OJiw=; b=GK7mpWWEl9bFQoPgFO1uodxZuajVlib0aa3zUQAg8uOG761ynBoJw1iG VdIaW5X/CenRk0O4iN6ItxuNuGoflYzHYbm0VrBTZIGPr2peKLJa1/Vw8 H57NJrjqKS+wwfvDpILZjDnl01eM8rsQGIN3/MrBS74qpdhC+GoaaFLD8 fDXcQnMSLq2OFw4/qmj+mRAUu2jmWt5UpxOIJYjTzmnHI7VMq4QYQwd2A EUJ5UuXJUmzdOEn6/vaMnEra0q3YCXgeZtjZQJvaX8ruGmQyXAc+H1zfP 9Y18POrATSgQGpwPSaciz8/FShsJWhCjhLArHhMtidAvvrqiBbEzaVy85 A==; X-IronPort-AV: E=Sophos;i="5.93,247,1654585200"; d="scan'208";a="176812613" Received: from unknown (HELO email.microchip.com) ([170.129.1.10]) by esa5.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 18 Aug 2022 09:39:58 -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 15.1.2507.12; Thu, 18 Aug 2022 09:39:56 -0700 Received: from soft-dev3-1.microsemi.net (10.10.115.15) by chn-vm-ex03.mchp-main.com (10.10.85.151) with Microsoft SMTP Server id 15.1.2507.12 via Frontend Transport; Thu, 18 Aug 2022 09:39:55 -0700 From: Horatiu Vultur To: , CC: , , , Horatiu Vultur Subject: [PATCH 0/2] nvmem: lan966x-otpc: add support Date: Thu, 18 Aug 2022 18:44:03 +0200 Message-ID: <20220818164405.1953698-1-horatiu.vultur@microchip.com> X-Mailer: git-send-email 2.33.0 MIME-Version: 1.0 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,URIBL_BLOCKED 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: devicetree@vger.kernel.org Add support for lan966x OTP controller that is available on lan966x. The driver gives access to non-volatile memory. It allows both write and read access to it. Horatiu Vultur (2): dt-bindings: lan966x-otpc: document Lan966X OTPC nvmem: lan966x-otpc: add support .../nvmem/microchip,lan966x-otpc.yaml | 42 +++ drivers/nvmem/Kconfig | 8 + drivers/nvmem/Makefile | 2 + drivers/nvmem/lan966x-otpc.c | 248 ++++++++++++++++++ 4 files changed, 300 insertions(+) create mode 100644 Documentation/devicetree/bindings/nvmem/microchip,lan966x-otpc.yaml create mode 100644 drivers/nvmem/lan966x-otpc.c