From patchwork Wed Mar 23 22:05:09 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matthew McClintock X-Patchwork-Id: 8654851 X-Patchwork-Delegate: agross@codeaurora.org Return-Path: X-Original-To: patchwork-linux-arm-msm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id BBDBAC0554 for ; Wed, 23 Mar 2016 22:07:41 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id E0FAE202E9 for ; Wed, 23 Mar 2016 22:07:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E158220425 for ; Wed, 23 Mar 2016 22:07:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751074AbcCWWGw (ORCPT ); Wed, 23 Mar 2016 18:06:52 -0400 Received: from smtp.codeaurora.org ([198.145.29.96]:53502 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753350AbcCWWGT (ORCPT ); Wed, 23 Mar 2016 18:06:19 -0400 Received: from smtp.codeaurora.org (localhost [127.0.0.1]) by smtp.codeaurora.org (Postfix) with ESMTP id 6FBAA61608; Wed, 23 Mar 2016 22:06:13 +0000 (UTC) Received: by smtp.codeaurora.org (Postfix, from userid 1000) id 41AD8615FF; Wed, 23 Mar 2016 22:06:13 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Spam-Level: X-Spam-Status: No, score=-5.9 required=5.0 tests=BAYES_00,HK_RANDOM_FROM, RCVD_IN_DNSWL_HI, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 Received: from mmcclint1-ubuntu.qualcomm.com (rrcs-67-52-129-61.west.biz.rr.com [67.52.129.61]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: mmcclint@smtp.codeaurora.org) by smtp.codeaurora.org (Postfix) with ESMTPSA id AC4F0615BC; Wed, 23 Mar 2016 22:06:11 +0000 (UTC) From: Matthew McClintock To: andy.gross@linaro.org, linux-arm-msm@vger.kernel.org Cc: qca-upstream.external@qca.qualcomm.com, Matthew McClintock , "Rafael J. Wysocki" , Viresh Kumar , linux-kernel@vger.kernel.org (open list), linux-pm@vger.kernel.org (open list:CPU FREQUENCY DRIVERS) Subject: [PATCH 14/17] cpufreq: ipq4019: add cpufreq driver Date: Wed, 23 Mar 2016 17:05:09 -0500 Message-Id: <1458770712-10880-15-git-send-email-mmcclint@codeaurora.org> X-Mailer: git-send-email 2.5.1 In-Reply-To: <1458770712-10880-1-git-send-email-mmcclint@codeaurora.org> References: <1458770712-10880-1-git-send-email-mmcclint@codeaurora.org> X-Virus-Scanned: ClamAV using ClamSMTP Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Add cpufreq driver for ipq4019 SoC. This driver simply instantiates cpufreq-dt. Signed-off-by: Matthew McClintock --- drivers/cpufreq/Kconfig.arm | 9 +++++++++ drivers/cpufreq/Makefile | 1 + drivers/cpufreq/ipq4019-cpufreq.c | 35 +++++++++++++++++++++++++++++++++++ 3 files changed, 45 insertions(+) create mode 100644 drivers/cpufreq/ipq4019-cpufreq.c diff --git a/drivers/cpufreq/Kconfig.arm b/drivers/cpufreq/Kconfig.arm index 14b1f93..187803d 100644 --- a/drivers/cpufreq/Kconfig.arm +++ b/drivers/cpufreq/Kconfig.arm @@ -69,6 +69,15 @@ config ARM_IMX6Q_CPUFREQ If in doubt, say N. +config ARM_IPQ4019_CPUFREQ + tristate "Qualcomm IPQ4019 cpufreq support" + depends on ARCH_QCOM && CPUFREQ_DT + select PM_OPP + help + This adds cpufreq driver support for Qualcomm IPQ4019 series SoCs. + + If in doubt, say N. + config ARM_INTEGRATOR tristate "CPUfreq driver for ARM Integrator CPUs" depends on ARCH_INTEGRATOR diff --git a/drivers/cpufreq/Makefile b/drivers/cpufreq/Makefile index 9e63fb1..8ed4cdb 100644 --- a/drivers/cpufreq/Makefile +++ b/drivers/cpufreq/Makefile @@ -55,6 +55,7 @@ obj-$(CONFIG_ARM_EXYNOS5440_CPUFREQ) += exynos5440-cpufreq.o obj-$(CONFIG_ARM_HIGHBANK_CPUFREQ) += highbank-cpufreq.o obj-$(CONFIG_ARM_HISI_ACPU_CPUFREQ) += hisi-acpu-cpufreq.o obj-$(CONFIG_ARM_IMX6Q_CPUFREQ) += imx6q-cpufreq.o +obj-$(CONFIG_ARM_IPQ4019_CPUFREQ) += ipq4019-cpufreq.o obj-$(CONFIG_ARM_INTEGRATOR) += integrator-cpufreq.o obj-$(CONFIG_ARM_KIRKWOOD_CPUFREQ) += kirkwood-cpufreq.o obj-$(CONFIG_ARM_MT8173_CPUFREQ) += mt8173-cpufreq.o diff --git a/drivers/cpufreq/ipq4019-cpufreq.c b/drivers/cpufreq/ipq4019-cpufreq.c new file mode 100644 index 0000000..6f7bba3 --- /dev/null +++ b/drivers/cpufreq/ipq4019-cpufreq.c @@ -0,0 +1,35 @@ +/* + * Copyright (c) 2016, The Linux Foundation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 and + * only version 2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include +#include +#include +#include +#include +#include + +static int __init ipq4019_cpufreq_driver_init(void) +{ + struct platform_device *pdev; + + if (!of_machine_is_compatible("qcom,ipq4019")) + return -ENODEV; + + pdev = platform_device_register_simple("cpufreq-dt", -1, NULL, 0); + return PTR_ERR_OR_ZERO(pdev); +} +module_init(ipq4019_cpufreq_driver_init); + +MODULE_AUTHOR("Matthew McClintock "); +MODULE_DESCRIPTION("ipq4019 cpufreq driver"); +MODULE_LICENSE("GPL");