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ARM: at91: pm: move the setup of soc_pm.bu->suspended 

Move the setup of soc_pm.bu->suspended in platform_suspend::begin
function so that the PMC code in charge with clocks suspend/resume
to differentiate b/w standard PM mode and backup mode.

Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Reviewed-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Link: https://lore.kernel.org/r/20210415105010.569620-3-claudiu.beznea@microchip.com
This commit is contained in:
Claudiu Beznea 2021-04-15 13:49:48 +03:00 committed by Nicolas Ferre
parent f19dd1df9e
commit fe4c09e568
1 changed files with 12 additions and 3 deletions
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15
arch/arm/mach-at91/pm.c
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@ -214,6 +214,8 @@ static int at91_sam9x60_config_pmc_ws(void __iomem *pmc, u32 mode, u32 polarity)
*/
static int at91_pm_begin(suspend_state_t state)
{
int ret;
switch (state) {
case PM_SUSPEND_MEM:
soc_pm.data.mode = soc_pm.data.suspend_mode;
@ -227,7 +229,16 @@ static int at91_pm_begin(suspend_state_t state)
soc_pm.data.mode = -1;
}
return at91_pm_config_ws(soc_pm.data.mode, true);
ret = at91_pm_config_ws(soc_pm.data.mode, true);
if (ret)
return ret;
if (soc_pm.data.mode == AT91_PM_BACKUP)
soc_pm.bu->suspended = 1;
else if (soc_pm.bu)
soc_pm.bu->suspended = 0;
return 0;
}
/*
@ -296,8 +307,6 @@ static int at91_suspend_finish(unsigned long val)
static void at91_pm_suspend(suspend_state_t state)
{
if (soc_pm.data.mode == AT91_PM_BACKUP) {
soc_pm.bu->suspended = 1;
cpu_suspend(0, at91_suspend_finish);
/* The SRAM is lost between suspend cycles */