Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932679AbcCWWGx (ORCPT ); Wed, 23 Mar 2016 18:06:53 -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 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> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3110 Lines: 87 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"); -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project