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/*
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* arch/mips/danube/pmu.c |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. |
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* |
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* Copyright (C) 2007 John Crispin <blogic@openwrt.org>
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* |
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*/ |
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#include <linux/kernel.h> |
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#include <linux/module.h> |
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#include <linux/version.h> |
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#include <asm/danube/danube.h> |
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void |
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danube_pmu_enable (unsigned int module) |
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{ |
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int err = 1000000; |
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writel(readl(DANUBE_PMU_PWDCR) & ~module, DANUBE_PMU_PWDCR); |
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while (--err && (readl(DANUBE_PMU_PWDSR) & module)) {} |
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if (!err) |
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panic("activating PMU module failed!"); |
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} |
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EXPORT_SYMBOL(danube_pmu_enable); |
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void |
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danube_pmu_disable (unsigned int module) |
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{ |
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writel(readl(DANUBE_PMU_PWDCR) | module, DANUBE_PMU_PWDCR); |
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} |
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EXPORT_SYMBOL(danube_pmu_disable); |
@ -0,0 +1,31 @@ |
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/*
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. |
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* |
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* Copyright (C) 2007 John Crispin <blogic@openwrt.org>
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* |
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*/ |
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#ifndef _DANUBE_PMU_H__ |
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#define _DANUBE_PMU_H__ |
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#define DANUBE_PMU_PWDCR_DMA 0x20 |
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#define DANUBE_PMU_PWDCR_LED 0x800 |
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#define DANUBE_PMU_PWDCR_GPT 0x1000 |
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#define DANUBE_PMU_PWDCR_PPE 0x2000 |
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#define DANUBE_PMU_PWDCR_FPI 0x4000 |
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void danube_pmu_enable (unsigned int module); |
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void danube_pmu_disable (unsigned int module); |
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#endif |
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