From patchwork Thu Nov 3 04:52:11 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sudeep Holla X-Patchwork-Id: 80588 Delivered-To: patch@linaro.org Received: by 10.140.97.247 with SMTP id m110csp459408qge; Wed, 2 Nov 2016 21:52:57 -0700 (PDT) X-Received: by 10.98.211.135 with SMTP id z7mr13558397pfk.109.1478148777520; Wed, 02 Nov 2016 21:52:57 -0700 (PDT) Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id p5si7339944pgf.238.2016.11.02.21.52.57; Wed, 02 Nov 2016 21:52:57 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752576AbcKCEww (ORCPT + 27 others); Thu, 3 Nov 2016 00:52:52 -0400 Received: from foss.arm.com ([217.140.101.70]:56756 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752397AbcKCEwk (ORCPT ); Thu, 3 Nov 2016 00:52:40 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id ACDAF15A2; Wed, 2 Nov 2016 21:52:39 -0700 (PDT) Received: from e106835-lin.cambridge.arm.com (usa-sjc-mx-foss1.foss.arm.com [217.140.101.70]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 3B87D3F220; Wed, 2 Nov 2016 21:52:39 -0700 (PDT) From: Sudeep Holla To: Neil Armstrong Cc: Sudeep Holla , Olof Johansson , linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-amlogic@lists.infradead.org Subject: [PATCH v5 8/8] firmware: arm_scpi: add support for legacy SCPI compatible Date: Wed, 2 Nov 2016 22:52:11 -0600 Message-Id: <1478148731-11712-9-git-send-email-sudeep.holla@arm.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1478148731-11712-1-git-send-email-sudeep.holla@arm.com> References: <1478148731-11712-1-git-send-email-sudeep.holla@arm.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch adds new DT match table to setup the support for legacy SCPI protocol. It aldo adds "arm,legacy-scpi" to the legacy match entry. Signed-off-by: Sudeep Holla --- drivers/firmware/arm_scpi.c | 9 +++++++++ 1 file changed, 9 insertions(+) -- 1.9.1 diff --git a/drivers/firmware/arm_scpi.c b/drivers/firmware/arm_scpi.c index 902233642bd3..a38e1537fb8e 100644 --- a/drivers/firmware/arm_scpi.c +++ b/drivers/firmware/arm_scpi.c @@ -871,6 +871,11 @@ static int scpi_alloc_xfer_list(struct device *dev, struct scpi_chan *ch) return 0; } +static const struct of_device_id legacy_scpi_of_match[] = { + {.compatible = "arm,legacy-scpi"}, + {}, +}; + static int scpi_probe(struct platform_device *pdev) { int count, idx, ret; @@ -883,6 +888,9 @@ static int scpi_probe(struct platform_device *pdev) if (!scpi_info) return -ENOMEM; + if (of_match_device(legacy_scpi_of_match, &pdev->dev)) + scpi_info->is_legacy = true; + count = of_count_phandle_with_args(np, "mboxes", "#mbox-cells"); if (count < 0) { dev_err(dev, "no mboxes property in '%s'\n", np->full_name); @@ -984,6 +992,7 @@ static int scpi_probe(struct platform_device *pdev) static const struct of_device_id scpi_of_match[] = { {.compatible = "arm,scpi"}, + {.compatible = "arm,legacy-scpi"}, {}, };