Commit fe4c09e5 authored by Claudiu Beznea's avatar Claudiu Beznea Committed by Nicolas Ferre
Browse files

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: default avatarClaudiu Beznea <claudiu.beznea@microchip.com>
Reviewed-by: default avatarAlexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: default avatarNicolas Ferre <nicolas.ferre@microchip.com>
Link: https://lore.kernel.org/r/20210415105010.569620-3-claudiu.beznea@microchip.com
parent f19dd1df

arch/arm/mach-at91/pm.c

+12 −3
Original line number Diff line number Diff line
@@ -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 */