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 C4475C54EF0 for ; Thu, 5 Jan 2023 00:55:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230001AbjAEAzI (ORCPT ); Wed, 4 Jan 2023 19:55:08 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36548 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230199AbjAEAyh (ORCPT ); Wed, 4 Jan 2023 19:54:37 -0500 Received: from codeconstruct.com.au (pi.codeconstruct.com.au [203.29.241.158]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6B7C24D706; Wed, 4 Jan 2023 16:51:16 -0800 (PST) Received: by codeconstruct.com.au (Postfix, from userid 10000) id B6D7420037; Thu, 5 Jan 2023 08:51:12 +0800 (AWST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=codeconstruct.com.au; s=2022a; t=1672879872; bh=R0NvDAP0rtAXxa8uBvbH2nz4jKtixzyYqetiSej3vqY=; h=From:To:Cc:Subject:Date; b=Enc9Iaf5AQk/ELDViqdFDl2Xbr84Mg000zPd/6FFczECSHj+TYnHlOR3tvVrt+Ry0 kCyzdNpi1388MgU8Q1xj49A0q1wSZWQ9uRrWbBWBK7cZl+rFJlXhKijBhe33vU9eIf gudFfbfdJ4esRvGjmdtweh/U7AtqAqtWorGgREiLIO2ka7wlevsspJvtjFIVLkisM0 jeA5jSzjyqUR0XQ8WPgKvEw20vnmlD0MNYgyiSRDvkZ5SK2+Eiz3ssRztGRC0Id5iS 3tZKjgxwlewhpJfxzmIv6yRJOZheNAwVcrmSF5woY25wgM1DuwPXQ3nAyIZKLJklfZ xfTp5hWWEQNrw== From: Jeremy Kerr To: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Lee Jones , Rob Herring , Krzysztof Kozlowski , Arnd Bergmann , Philipp Zabel Cc: Mark Brown Subject: [PATCH v4 0/2] Add reset control for mfd syscon devices Date: Thu, 5 Jan 2023 08:50:08 +0800 Message-Id: <20230105005010.124948-1-jk@codeconstruct.com.au> X-Mailer: git-send-email 2.38.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This RFC series adds a facility for syscon devices to control a reset line when probed; we have instances of simple register-only syscon resources that need deassertion of a reset line for the register set to be accessible. Rather than requiring a specific driver to implement this, it'd be nice to use the generic syscon device and the generic resets linkage to do so. Any comments/queries/etc are most welcome. Cheers, Jeremy --- v2: - use direct syscon registration interface, rather than the (unused) syscon platform device code - consequently, add regmap infrastructure to attach a reset controller, in a similar way to attaching clocks v3: - drop regmap reset control and just do a direct deassert from the syscon driver v4: - collapse unnecessary else block in syscon driver reset control --- Jeremy Kerr (2): dt-bindings: mfd/syscon: Add resets property mfd: syscon: allow reset control for syscon devices .../devicetree/bindings/mfd/syscon.yaml | 3 +++ drivers/mfd/syscon.c | 27 ++++++++++++++----- 2 files changed, 24 insertions(+), 6 deletions(-) -- 2.38.1