aboutsummaryrefslogtreecommitdiff
path: root/arch/arm/common
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/common')
-rw-r--r--arch/arm/common/gic.c2
-rw-r--r--arch/arm/common/locomo.c3
-rw-r--r--arch/arm/common/scoop.c20
3 files changed, 21 insertions, 4 deletions
diff --git a/arch/arm/common/gic.c b/arch/arm/common/gic.c
index d7499071755..c02dc8116a1 100644
--- a/arch/arm/common/gic.c
+++ b/arch/arm/common/gic.c
@@ -68,6 +68,7 @@ static void gic_unmask_irq(unsigned int irq)
writel(mask, gic_dist_base + GIC_DIST_ENABLE_SET + (irq / 32) * 4);
}
+#ifdef CONFIG_SMP
static void gic_set_cpu(struct irqdesc *desc, unsigned int irq, unsigned int cpu)
{
void __iomem *reg = gic_dist_base + GIC_DIST_TARGET + (irq & ~3);
@@ -78,6 +79,7 @@ static void gic_set_cpu(struct irqdesc *desc, unsigned int irq, unsigned int cpu
val |= 1 << (cpu + shift);
writel(val, reg);
}
+#endif
static struct irqchip gic_chip = {
.ack = gic_ack_irq,
diff --git a/arch/arm/common/locomo.c b/arch/arm/common/locomo.c
index 2786f7c34b3..e8053d16829 100644
--- a/arch/arm/common/locomo.c
+++ b/arch/arm/common/locomo.c
@@ -27,7 +27,6 @@
#include <linux/spinlock.h>
#include <asm/hardware.h>
-#include <asm/mach-types.h>
#include <asm/io.h>
#include <asm/irq.h>
#include <asm/mach/irq.h>
@@ -551,7 +550,7 @@ struct locomo_save_data {
u16 LCM_SPIMD;
};
-static int locomo_suspend(struct device *dev, u32 pm_message_t, u32 level)
+static int locomo_suspend(struct device *dev, pm_message_t state, u32 level)
{
struct locomo *lchip = dev_get_drvdata(dev);
struct locomo_save_data *save;
diff --git a/arch/arm/common/scoop.c b/arch/arm/common/scoop.c
index d3a04c2a2c8..9e5245c702d 100644
--- a/arch/arm/common/scoop.c
+++ b/arch/arm/common/scoop.c
@@ -26,6 +26,8 @@ struct scoop_pcmcia_dev *scoop_devs;
struct scoop_dev {
void *base;
spinlock_t scoop_lock;
+ unsigned short suspend_clr;
+ unsigned short suspend_set;
u32 scoop_gpwr;
};
@@ -90,14 +92,24 @@ EXPORT_SYMBOL(reset_scoop);
EXPORT_SYMBOL(read_scoop_reg);
EXPORT_SYMBOL(write_scoop_reg);
+static void check_scoop_reg(struct scoop_dev *sdev)
+{
+ unsigned short mcr;
+
+ mcr = SCOOP_REG(sdev->base, SCOOP_MCR);
+ if ((mcr & 0x100) == 0)
+ SCOOP_REG(sdev->base, SCOOP_MCR) = 0x0101;
+}
+
#ifdef CONFIG_PM
static int scoop_suspend(struct device *dev, pm_message_t state, uint32_t level)
{
if (level == SUSPEND_POWER_DOWN) {
struct scoop_dev *sdev = dev_get_drvdata(dev);
- sdev->scoop_gpwr = SCOOP_REG(sdev->base,SCOOP_GPWR);
- SCOOP_REG(sdev->base,SCOOP_GPWR) = 0;
+ check_scoop_reg(sdev);
+ sdev->scoop_gpwr = SCOOP_REG(sdev->base, SCOOP_GPWR);
+ SCOOP_REG(sdev->base, SCOOP_GPWR) = (sdev->scoop_gpwr & ~sdev->suspend_clr) | sdev->suspend_set;
}
return 0;
}
@@ -107,6 +119,7 @@ static int scoop_resume(struct device *dev, uint32_t level)
if (level == RESUME_POWER_ON) {
struct scoop_dev *sdev = dev_get_drvdata(dev);
+ check_scoop_reg(sdev);
SCOOP_REG(sdev->base,SCOOP_GPWR) = sdev->scoop_gpwr;
}
return 0;
@@ -151,6 +164,9 @@ int __init scoop_probe(struct device *dev)
SCOOP_REG(devptr->base, SCOOP_GPCR) = inf->io_dir & 0xffff;
SCOOP_REG(devptr->base, SCOOP_GPWR) = inf->io_out & 0xffff;
+ devptr->suspend_clr = inf->suspend_clr;
+ devptr->suspend_set = inf->suspend_set;
+
return 0;
}