Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755357AbaAWTYM (ORCPT ); Thu, 23 Jan 2014 14:24:12 -0500 Received: from denmail01-v4020.amcc.com ([192.195.68.30]:47306 "EHLO denmail01.apm.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S932139AbaAWTYJ (ORCPT ); Thu, 23 Jan 2014 14:24:09 -0500 From: Feng Kan To: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org Cc: Feng Kan Subject: [PATCH V4 2/5] power: reset: Remove X-Gene reboot driver Date: Thu, 23 Jan 2014 11:19:58 -0800 Message-Id: <1390504801-24483-3-git-send-email-fkan@apm.com> X-Mailer: git-send-email 1.7.6.1 In-Reply-To: <1390504801-24483-1-git-send-email-fkan@apm.com> References: <1390504801-24483-1-git-send-email-fkan@apm.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Remove X-Gene reboot driver. Signed-off-by: Feng Kan --- drivers/power/reset/Kconfig | 7 --- drivers/power/reset/Makefile | 1 - drivers/power/reset/xgene-reboot.c | 103 ------------------------------------ 3 files changed, 0 insertions(+), 111 deletions(-) delete mode 100644 drivers/power/reset/xgene-reboot.c diff --git a/drivers/power/reset/Kconfig b/drivers/power/reset/Kconfig index 4501c02..13a5191 100644 --- a/drivers/power/reset/Kconfig +++ b/drivers/power/reset/Kconfig @@ -45,13 +45,6 @@ config POWER_RESET_VEXPRESS Power off and reset support for the ARM Ltd. Versatile Express boards. -config POWER_RESET_XGENE - bool "APM SoC X-Gene reset driver" - depends on ARM64 - depends on POWER_RESET - help - Reboot support for the APM SoC X-Gene Eval boards. - config POWER_RESET_SYSCON bool "Generic SYSCON regmap reset driver" depends on MFD_SYSCON diff --git a/drivers/power/reset/Makefile b/drivers/power/reset/Makefile index f2c0327..a3137ff 100644 --- a/drivers/power/reset/Makefile +++ b/drivers/power/reset/Makefile @@ -3,5 +3,4 @@ obj-$(CONFIG_POWER_RESET_MSM) += msm-poweroff.o obj-$(CONFIG_POWER_RESET_QNAP) += qnap-poweroff.o obj-$(CONFIG_POWER_RESET_RESTART) += restart-poweroff.o obj-$(CONFIG_POWER_RESET_VEXPRESS) += vexpress-poweroff.o -obj-$(CONFIG_POWER_RESET_XGENE) += xgene-reboot.o obj-$(CONFIG_POWER_RESET_SYSCON) += syscon-reboot.o diff --git a/drivers/power/reset/xgene-reboot.c b/drivers/power/reset/xgene-reboot.c deleted file mode 100644 index ecd55f8..0000000 --- a/drivers/power/reset/xgene-reboot.c +++ /dev/null @@ -1,103 +0,0 @@ -/* - * AppliedMicro X-Gene SoC Reboot Driver - * - * Copyright (c) 2013, Applied Micro Circuits Corporation - * Author: Feng Kan - * Author: Loc Ho - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - * - * This driver provides system reboot functionality for APM X-Gene SoC. - * For system shutdown, this is board specify. If a board designer - * implements GPIO shutdown, use the gpio-poweroff.c driver. - */ -#include -#include -#include -#include -#include -#include -#include - -struct xgene_reboot_context { - struct platform_device *pdev; - void *csr; - u32 mask; -}; - -static struct xgene_reboot_context *xgene_restart_ctx; - -static void xgene_restart(char str, const char *cmd) -{ - struct xgene_reboot_context *ctx = xgene_restart_ctx; - unsigned long timeout; - - /* Issue the reboot */ - if (ctx) - writel(ctx->mask, ctx->csr); - - timeout = jiffies + HZ; - while (time_before(jiffies, timeout)) - cpu_relax(); - - dev_emerg(&ctx->pdev->dev, "Unable to restart system\n"); -} - -static int xgene_reboot_probe(struct platform_device *pdev) -{ - struct xgene_reboot_context *ctx; - - ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL); - if (!ctx) { - dev_err(&pdev->dev, "out of memory for context\n"); - return -ENODEV; - } - - ctx->csr = of_iomap(pdev->dev.of_node, 0); - if (!ctx->csr) { - devm_kfree(&pdev->dev, ctx); - dev_err(&pdev->dev, "can not map resource\n"); - return -ENODEV; - } - - if (of_property_read_u32(pdev->dev.of_node, "mask", &ctx->mask)) - ctx->mask = 0xFFFFFFFF; - - ctx->pdev = pdev; - arm_pm_restart = xgene_restart; - xgene_restart_ctx = ctx; - - return 0; -} - -static struct of_device_id xgene_reboot_of_match[] = { - { .compatible = "apm,xgene-reboot" }, - {} -}; - -static struct platform_driver xgene_reboot_driver = { - .probe = xgene_reboot_probe, - .driver = { - .name = "xgene-reboot", - .of_match_table = xgene_reboot_of_match, - }, -}; - -static int __init xgene_reboot_init(void) -{ - return platform_driver_register(&xgene_reboot_driver); -} -device_initcall(xgene_reboot_init); -- 1.7.6.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/