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arm: vexpress: Decouple vexpress-poweroff implementation from machine_desc

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This patch adds the pm_power_off and arm_pm_restart variable settings to
the vexpress-poweroff.c driver to decouple it from the machine_desc
definition.

Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Acked-by: Pawel Moll <pawel.moll@arm.com>
This commit is contained in:
Catalin Marinas 2013-02-28 16:43:19 +00:00
parent 2655f51d0a
commit 65deb78285
3 changed files with 7 additions and 10 deletions
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5
arch/arm/mach-vexpress/v2m.c
View File

@ -361,8 +361,6 @@ static void __init v2m_init(void)
for (i = 0; i < ARRAY_SIZE(v2m_amba_devs); i++)
amba_device_register(v2m_amba_devs[i], &iomem_resource);
pm_power_off = vexpress_power_off;
ct_desc->init_tile();
}
@ -374,7 +372,6 @@ MACHINE_START(VEXPRESS, "ARM-Versatile Express")
.init_irq = v2m_init_irq,
.init_time = v2m_timer_init,
.init_machine = v2m_init,
.restart = vexpress_restart,
MACHINE_END
static struct map_desc v2m_rs1_io_desc __initdata = {
@ -464,7 +461,6 @@ static void __init v2m_dt_init(void)
{
l2x0_of_init(0x00400000, 0xfe0fffff);
of_platform_populate(NULL, v2m_dt_bus_match, NULL, NULL);
pm_power_off = vexpress_power_off;
}
static const char * const v2m_dt_match[] __initconst = {
@ -481,5 +477,4 @@ DT_MACHINE_START(VEXPRESS_DT, "ARM-Versatile Express")
.init_irq = irqchip_init,
.init_time = v2m_dt_timer_init,
.init_machine = v2m_dt_init,
.restart = vexpress_restart,
MACHINE_END

9
drivers/power/reset/vexpress-poweroff.c
View File

@ -18,6 +18,8 @@
#include <linux/stat.h>
#include <linux/vexpress.h>
#include <asm/system_misc.h>
static void vexpress_reset_do(struct device *dev, const char *what)
{
int err = -ENOENT;
@ -39,14 +41,14 @@ static void vexpress_reset_do(struct device *dev, const char *what)
static struct device *vexpress_power_off_device;
void vexpress_power_off(void)
static void vexpress_power_off(void)
{
vexpress_reset_do(vexpress_power_off_device, "power off");
}
static struct device *vexpress_restart_device;
void vexpress_restart(char str, const char *cmd)
static void vexpress_restart(char str, const char *cmd)
{
vexpress_reset_do(vexpress_restart_device, "restart");
}
@ -103,14 +105,17 @@ static int vexpress_reset_probe(struct platform_device *pdev)
switch (func) {
case FUNC_SHUTDOWN:
vexpress_power_off_device = &pdev->dev;
pm_power_off = vexpress_power_off;
break;
case FUNC_RESET:
if (!vexpress_restart_device)
vexpress_restart_device = &pdev->dev;
arm_pm_restart = vexpress_restart;
device_create_file(&pdev->dev, &dev_attr_active);
break;
case FUNC_REBOOT:
vexpress_restart_device = &pdev->dev;
arm_pm_restart = vexpress_restart;
device_create_file(&pdev->dev, &dev_attr_active);
break;
};

3
include/linux/vexpress.h
View File

@ -115,9 +115,6 @@ unsigned __vexpress_get_site(struct device *dev, struct device_node *node);
void vexpress_sysreg_early_init(void __iomem *base);
void vexpress_sysreg_of_early_init(void);
void vexpress_power_off(void);
void vexpress_restart(char str, const char *cmd);
/* Clocks */
struct clk *vexpress_osc_setup(struct device *dev);