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/*
* r8a7740 power management support
*
* Copyright (C) 2012 Renesas Solutions Corp.
* Copyright (C) 2012 Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*/
#include <linux/console.h>
#include <mach/pm-rmobile.h>
#ifdef CONFIG_PM
static int r8a7740_pd_a4s_suspend(void)
{
/*
* The A4S domain contains the CPU core and therefore it should
* only be turned off if the CPU is in use.
*/
return -EBUSY;
}
struct rmobile_pm_domain r8a7740_pd_a4s = {
.genpd.name = "A4S",
.bit_shift = 10,
.gov = &pm_domain_always_on_gov,
.no_debug = true,
.suspend = r8a7740_pd_a4s_suspend,
};
static int r8a7740_pd_a3sp_suspend(void)
{
/*
* Serial consoles make use of SCIF hardware located in A3SP,
* keep such power domain on if "no_console_suspend" is set.
*/
return console_suspend_enabled ? 0 : -EBUSY;
}
struct rmobile_pm_domain r8a7740_pd_a3sp = {
.genpd.name = "A3SP",
.bit_shift = 11,
.gov = &pm_domain_always_on_gov,
.no_debug = true,
.suspend = r8a7740_pd_a3sp_suspend,
};
struct rmobile_pm_domain r8a7740_pd_a4lc = {
.genpd.name = "A4LC",
.bit_shift = 1,
};
#endif /* CONFIG_PM */
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