From mboxrd@z Thu Jan 1 00:00:00 1970 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 5B831CCA47A for ; Tue, 14 Jun 2022 21:34:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1357559AbiFNVef (ORCPT ); Tue, 14 Jun 2022 17:34:35 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60538 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1357627AbiFNVee (ORCPT ); Tue, 14 Jun 2022 17:34:34 -0400 Received: from mail-il1-f177.google.com (mail-il1-f177.google.com [209.85.166.177]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5E4DB515A4; Tue, 14 Jun 2022 14:34:32 -0700 (PDT) Received: by mail-il1-f177.google.com with SMTP id d6so7549600ilm.4; Tue, 14 Jun 2022 14:34:32 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=Lw4KopkplTrYRscEG3rSLSQpHs9JVXnvbLHMj0LfULw=; b=q4bIfxFBPG7WXjR3Anmb8NbKAI4xJgQOXW5+vGMp/a0NbTkSg0Krktuz6rtD5rTfMs X6Yz1+mHknYgUBm+tPDFHxX89BqghI0bbeF9MYPWR5YNHVKiCh9Q3B/T7iDc1qcWjT8S 9f2vGocUmBYWvUpUhqK9+SMwzp9MHXQn7Z6XyesjFK8ubvyJ3DZszTfQJ0I2MOjCo9ou a4KImic5ffHWtO9ZqCU5ZqtM4UU455/yVkAuFkE4kT6g0hwonWVA6knO8n1CHcCGbQIq sTwZCXRCYno4ptqJsIweYDmQs9VZbzGMuok0K7ksuQ6pimhq9EWFuJQFUxfAmBMTxerW y07A== X-Gm-Message-State: AJIora9MqtyXgDHwU+PeaXIeU3/IwxaZeuPo9rYs6zIue/fOPV877EZ5 rz4FzbFoPMhUc+f6dvPD/A== X-Google-Smtp-Source: AGRyM1sYmRDfslvd2yjDtZY4AFUFvI4YgrlR4n7PSncRNqJQrdg1VxfmuGZMQYQbFywTUA/imP7UGg== X-Received: by 2002:a05:6e02:1d91:b0:2d3:bef3:a073 with SMTP id h17-20020a056e021d9100b002d3bef3a073mr4460072ila.60.1655242471610; Tue, 14 Jun 2022 14:34:31 -0700 (PDT) Received: from robh.at.kernel.org ([64.188.179.251]) by smtp.gmail.com with ESMTPSA id l44-20020a02666c000000b0032b3a781767sm5326612jaf.43.2022.06.14.14.34.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 14 Jun 2022 14:34:31 -0700 (PDT) Received: (nullmailer pid 2692703 invoked by uid 1000); Tue, 14 Jun 2022 21:34:28 -0000 Date: Tue, 14 Jun 2022 15:34:28 -0600 From: Rob Herring To: Brad Larson Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mmc@vger.kernel.org, adrian.hunter@intel.com, alcooperx@gmail.com, andy.shevchenko@gmail.com, arnd@arndb.de, blarson@amd.com, brijeshkumar.singh@amd.com, catalin.marinas@arm.com, gsomlo@gmail.com, gerg@linux-m68k.org, krzk@kernel.org, krzysztof.kozlowski+dt@linaro.org, lee.jones@linaro.org, broonie@kernel.org, yamada.masahiro@socionext.com, p.zabel@pengutronix.de, piotrs@cadence.com, p.yadav@ti.com, rdunlap@infradead.org, samuel@sholland.org, fancer.lancer@gmail.com, suravee.suthikulpanit@amd.com, thomas.lendacky@amd.com, ulf.hansson@linaro.org, will@kernel.org, devicetree@vger.kernel.org Subject: Re: [PATCH v5 15/15] reset: elbasr: Add AMD Pensando Elba SR Reset Controller Message-ID: <20220614213428.GA2684278-robh@kernel.org> References: <20220613195658.5607-1-brad@pensando.io> <20220613195658.5607-16-brad@pensando.io> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220613195658.5607-16-brad@pensando.io> Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On Mon, Jun 13, 2022 at 12:56:58PM -0700, Brad Larson wrote: > From: Brad Larson > > This patch adds the reset controller functionality for the > AMD Pensando Elba System Resource Chip. > > Signed-off-by: Brad Larson > --- > drivers/reset/Kconfig | 9 ++ > drivers/reset/Makefile | 1 + > drivers/reset/reset-elbasr.c | 94 +++++++++++++++++++ > .../reset/amd,pensando-elba-reset.h | 11 +++ This goes with the binding patch > 4 files changed, 115 insertions(+) > create mode 100644 drivers/reset/reset-elbasr.c > create mode 100644 include/dt-bindings/reset/amd,pensando-elba-reset.h > > diff --git a/drivers/reset/Kconfig b/drivers/reset/Kconfig > index 93c8d07ee328..13f5a8ca0f03 100644 > --- a/drivers/reset/Kconfig > +++ b/drivers/reset/Kconfig > @@ -66,6 +66,15 @@ config RESET_BRCMSTB_RESCAL > This enables the RESCAL reset controller for SATA, PCIe0, or PCIe1 on > BCM7216. > > +config RESET_ELBASR > + tristate "Pensando Elba System Resource reset controller" > + depends on MFD_PENSANDO_ELBASR || COMPILE_TEST > + help > + This option enables support for the external reset functions > + on the Pensando Elba System Resource Chip. Reset control > + of peripherals is accessed over SPI to the system resource > + chip device registers using CS0. > + > config RESET_HSDK > bool "Synopsys HSDK Reset Driver" > depends on HAS_IOMEM > diff --git a/drivers/reset/Makefile b/drivers/reset/Makefile > index a80a9c4008a7..c0fe12b9950e 100644 > --- a/drivers/reset/Makefile > +++ b/drivers/reset/Makefile > @@ -10,6 +10,7 @@ obj-$(CONFIG_RESET_BCM6345) += reset-bcm6345.o > obj-$(CONFIG_RESET_BERLIN) += reset-berlin.o > obj-$(CONFIG_RESET_BRCMSTB) += reset-brcmstb.o > obj-$(CONFIG_RESET_BRCMSTB_RESCAL) += reset-brcmstb-rescal.o > +obj-$(CONFIG_RESET_ELBASR) += reset-elbasr.o > obj-$(CONFIG_RESET_HSDK) += reset-hsdk.o > obj-$(CONFIG_RESET_IMX7) += reset-imx7.o > obj-$(CONFIG_RESET_INTEL_GW) += reset-intel-gw.o > diff --git a/drivers/reset/reset-elbasr.c b/drivers/reset/reset-elbasr.c > new file mode 100644 > index 000000000000..6e429cb11466 > --- /dev/null > +++ b/drivers/reset/reset-elbasr.c > @@ -0,0 +1,94 @@ > +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) Kernel code is GPL-2.0-only generally.