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Commit 3ef2fb42 authored by Andrew Victor's avatar Andrew Victor Committed by Russell King
Browse files

[ARM] 4903/1: [AT91] SAM9/CAP9 system shutdown 



Enable system shutdown/power-off on AT91SAM9 and AT91CAP9 based boards.
This does not require power-management to be enabled, and the
pm_power_off method can be overridden in board-specific files if
necessary.

Signed-off-by: default avatarAndrew Victor <linux@maxim.org.za>
Signed-off-by: default avatarRussell King <rmk+kernel@arm.linux.org.uk>
parent b78eabde

arch/arm/mach-at91/at91cap9.c

+9 −0
Original line number Diff line number Diff line
@@ -13,12 +13,14 @@ 
 */



#include <linux/module.h>

#include <linux/pm.h>



#include <asm/mach/arch.h>

#include <asm/mach/map.h>

#include <asm/arch/at91cap9.h>

#include <asm/arch/at91_pmc.h>

#include <asm/arch/at91_rstc.h>

#include <asm/arch/at91_shdwc.h>



#include "generic.h"

#include "clock.h"
@@ -288,6 +290,12 @@ static void at91cap9_reset(void) 
	at91_sys_write(AT91_RSTC_CR, AT91_RSTC_KEY | AT91_RSTC_PROCRST | AT91_RSTC_PERRST);

}



static void at91cap9_poweroff(void)

{

	at91_sys_write(AT91_SHDW_CR, AT91_SHDW_KEY | AT91_SHDW_SHDW);

}





/* --------------------------------------------------------------------

 *  AT91CAP9 processor initialization

 * -------------------------------------------------------------------- */
@@ -298,6 +306,7 @@ void __init at91cap9_initialize(unsigned long main_clock) 
	iotable_init(at91cap9_io_desc, ARRAY_SIZE(at91cap9_io_desc));



	at91_arch_reset = at91cap9_reset;

	pm_power_off = at91cap9_poweroff;

	at91_extern_irq = (1 << AT91CAP9_ID_IRQ0) | (1 << AT91CAP9_ID_IRQ1);



	/* Init clock subsystem */

arch/arm/mach-at91/at91sam9260.c

+8 −0
Original line number Diff line number Diff line
@@ -11,6 +11,7 @@ 
 */



#include <linux/module.h>

#include <linux/pm.h>



#include <asm/mach/arch.h>

#include <asm/mach/map.h>
@@ -18,6 +19,7 @@ 
#include <asm/arch/at91sam9260.h>

#include <asm/arch/at91_pmc.h>

#include <asm/arch/at91_rstc.h>

#include <asm/arch/at91_shdwc.h>



#include "generic.h"

#include "clock.h"
@@ -267,6 +269,11 @@ static void at91sam9260_reset(void) 
	at91_sys_write(AT91_RSTC_CR, AT91_RSTC_KEY | AT91_RSTC_PROCRST | AT91_RSTC_PERRST);

}



static void at91sam9260_poweroff(void)

{

	at91_sys_write(AT91_SHDW_CR, AT91_SHDW_KEY | AT91_SHDW_SHDW);

}





/* --------------------------------------------------------------------

 *  AT91SAM9260 processor initialization
@@ -304,6 +311,7 @@ void __init at91sam9260_initialize(unsigned long main_clock) 
		iotable_init(at91sam9260_sram_desc, ARRAY_SIZE(at91sam9260_sram_desc));



	at91_arch_reset = at91sam9260_reset;

	pm_power_off = at91sam9260_poweroff;

	at91_extern_irq = (1 << AT91SAM9260_ID_IRQ0) | (1 << AT91SAM9260_ID_IRQ1)

			| (1 << AT91SAM9260_ID_IRQ2);

arch/arm/mach-at91/at91sam9261.c

+8 −0
Original line number Diff line number Diff line
@@ -11,12 +11,14 @@ 
 */



#include <linux/module.h>

#include <linux/pm.h>



#include <asm/mach/arch.h>

#include <asm/mach/map.h>

#include <asm/arch/at91sam9261.h>

#include <asm/arch/at91_pmc.h>

#include <asm/arch/at91_rstc.h>

#include <asm/arch/at91_shdwc.h>



#include "generic.h"

#include "clock.h"
@@ -245,6 +247,11 @@ static void at91sam9261_reset(void) 
	at91_sys_write(AT91_RSTC_CR, AT91_RSTC_KEY | AT91_RSTC_PROCRST | AT91_RSTC_PERRST);

}



static void at91sam9261_poweroff(void)

{

	at91_sys_write(AT91_SHDW_CR, AT91_SHDW_KEY | AT91_SHDW_SHDW);

}





/* --------------------------------------------------------------------

 *  AT91SAM9261 processor initialization
@@ -256,6 +263,7 @@ void __init at91sam9261_initialize(unsigned long main_clock) 
	iotable_init(at91sam9261_io_desc, ARRAY_SIZE(at91sam9261_io_desc));



	at91_arch_reset = at91sam9261_reset;

	pm_power_off = at91sam9261_poweroff;

	at91_extern_irq = (1 << AT91SAM9261_ID_IRQ0) | (1 << AT91SAM9261_ID_IRQ1)

			| (1 << AT91SAM9261_ID_IRQ2);

arch/arm/mach-at91/at91sam9263.c

+8 −0
Original line number Diff line number Diff line
@@ -11,12 +11,14 @@ 
 */



#include <linux/module.h>

#include <linux/pm.h>



#include <asm/mach/arch.h>

#include <asm/mach/map.h>

#include <asm/arch/at91sam9263.h>

#include <asm/arch/at91_pmc.h>

#include <asm/arch/at91_rstc.h>

#include <asm/arch/at91_shdwc.h>



#include "generic.h"

#include "clock.h"
@@ -271,6 +273,11 @@ static void at91sam9263_reset(void) 
	at91_sys_write(AT91_RSTC_CR, AT91_RSTC_KEY | AT91_RSTC_PROCRST | AT91_RSTC_PERRST);

}



static void at91sam9263_poweroff(void)

{

	at91_sys_write(AT91_SHDW_CR, AT91_SHDW_KEY | AT91_SHDW_SHDW);

}





/* --------------------------------------------------------------------

 *  AT91SAM9263 processor initialization
@@ -282,6 +289,7 @@ void __init at91sam9263_initialize(unsigned long main_clock) 
	iotable_init(at91sam9263_io_desc, ARRAY_SIZE(at91sam9263_io_desc));



	at91_arch_reset = at91sam9263_reset;

	pm_power_off = at91sam9263_poweroff;

	at91_extern_irq = (1 << AT91SAM9263_ID_IRQ0) | (1 << AT91SAM9263_ID_IRQ1);



	/* Init clock subsystem */

arch/arm/mach-at91/at91sam9rl.c

+8 −0
Original line number Diff line number Diff line
@@ -10,6 +10,7 @@ 
 */



#include <linux/module.h>

#include <linux/pm.h>



#include <asm/mach/arch.h>

#include <asm/mach/map.h>
@@ -17,6 +18,7 @@ 
#include <asm/arch/at91sam9rl.h>

#include <asm/arch/at91_pmc.h>

#include <asm/arch/at91_rstc.h>

#include <asm/arch/at91_shdwc.h>



#include "generic.h"

#include "clock.h"
@@ -244,6 +246,11 @@ static void at91sam9rl_reset(void) 
	at91_sys_write(AT91_RSTC_CR, AT91_RSTC_KEY | AT91_RSTC_PROCRST | AT91_RSTC_PERRST);

}



static void at91sam9rl_poweroff(void)

{

	at91_sys_write(AT91_SHDW_CR, AT91_SHDW_KEY | AT91_SHDW_SHDW);

}





/* --------------------------------------------------------------------

 *  AT91SAM9RL processor initialization
@@ -274,6 +281,7 @@ void __init at91sam9rl_initialize(unsigned long main_clock) 
	iotable_init(at91sam9rl_sram_desc, ARRAY_SIZE(at91sam9rl_sram_desc));



	at91_arch_reset = at91sam9rl_reset;

	pm_power_off = at91sam9rl_poweroff;

	at91_extern_irq = (1 << AT91SAM9RL_ID_IRQ0);



	/* Init clock subsystem */