/*
- * arch/mips/ifxmips/pmu.c
- *
* 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
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
*
- * Copyright (C) 2007 John Crispin <blogic@openwrt.org>
+ * Copyright (C) 2007 John Crispin <blogic@openwrt.org>
*
+ * code used for handling the power management unit of the danube. using
+ * the pmu we can turn the power of the seperate ip cores on/off.
*/
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/version.h>
-#include <asm/ifxmips/ifxmips.h>
-void
-ifxmips_pmu_enable (unsigned int module)
+#include <ifxmips.h>
+
+void ifxmips_pmu_enable(unsigned int module)
{
int err = 1000000;
- ifxmips_w32(ifxmips_r32(IFXMIPS_PMU_PWDCR) & ~module, IFXMIPS_PMU_PWDCR);
- while (--err && (ifxmips_r32(IFXMIPS_PMU_PWDSR) & module)) {}
+ ifxmips_w32(ifxmips_r32(IFXMIPS_PMU_PWDCR) & ~module,
+ IFXMIPS_PMU_PWDCR);
+ while (--err && (ifxmips_r32(IFXMIPS_PMU_PWDSR) & module))
+ ;
if (!err)
panic("activating PMU module failed!");
}
EXPORT_SYMBOL(ifxmips_pmu_enable);
-void
-ifxmips_pmu_disable (unsigned int module)
+void ifxmips_pmu_disable(unsigned int module)
{
ifxmips_w32(ifxmips_r32(IFXMIPS_PMU_PWDCR) | module, IFXMIPS_PMU_PWDCR);
}