diff options
| author | Tarun Kanti DebBarma <tarun.kanti@ti.com> | 2012-04-27 18:13:34 +0400 |
|---|---|---|
| committer | Kevin Hilman <khilman@ti.com> | 2012-05-12 04:08:40 +0400 |
| commit | 499fa2871d95049c12362c27075672e8af988eb6 (patch) | |
| tree | 330bc3afb737a68937a6a87c1d604c9fd6564568 /drivers/gpio/gpio-omap.c | |
| parent | 0aa2727399c0b78225021413022c164cb99fbc5e (diff) | |
| download | linux-499fa2871d95049c12362c27075672e8af988eb6.tar.xz | |
gpio/omap: remove saved_wakeup field from struct gpio_bank
There is no more need to have saved_wakeup because bank->context.wake_en
already holds that value. So getting rid of read/write operation associated
with this field.
Cc: Kevin Hilman <khilman@ti.com>
Cc: Tony Lindgren <tony@atomide.com>
Cc: Santosh Shilimkar <santosh.shilimkar@ti.com>
Cc: Cousson, Benoit <b-cousson@ti.com>
Cc: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: Tarun Kanti DebBarma <tarun.kanti@ti.com>
Reviewed-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Acked-by: Felipe Balbi <balbi@ti.com>
Tested-by: Govindraj.R <govindraj.raja@ti.com>
Signed-off-by: Kevin Hilman <khilman@ti.com>
Diffstat (limited to 'drivers/gpio/gpio-omap.c')
| -rw-r--r-- | drivers/gpio/gpio-omap.c | 12 |
1 files changed, 3 insertions, 9 deletions
diff --git a/drivers/gpio/gpio-omap.c b/drivers/gpio/gpio-omap.c index c45bc16f0003..8b6f1b9510eb 100644 --- a/drivers/gpio/gpio-omap.c +++ b/drivers/gpio/gpio-omap.c @@ -57,7 +57,6 @@ struct gpio_bank { u16 irq; int irq_base; struct irq_domain *domain; - u32 saved_wakeup; u32 non_wakeup_gpios; u32 enabled_non_wakeup_gpios; struct gpio_regs context; @@ -786,7 +785,6 @@ static int omap_mpuio_suspend_noirq(struct device *dev) unsigned long flags; spin_lock_irqsave(&bank->lock, flags); - bank->saved_wakeup = __raw_readl(mask_reg); __raw_writel(0xffff & ~bank->context.wake_en, mask_reg); spin_unlock_irqrestore(&bank->lock, flags); @@ -802,7 +800,7 @@ static int omap_mpuio_resume_noirq(struct device *dev) unsigned long flags; spin_lock_irqsave(&bank->lock, flags); - __raw_writel(bank->saved_wakeup, mask_reg); + __raw_writel(bank->context.wake_en, mask_reg); spin_unlock_irqrestore(&bank->lock, flags); return 0; @@ -1155,7 +1153,6 @@ static int omap_gpio_suspend(struct device *dev) struct platform_device *pdev = to_platform_device(dev); struct gpio_bank *bank = platform_get_drvdata(pdev); void __iomem *base = bank->base; - void __iomem *wakeup_enable; unsigned long flags; if (!bank->mod_usage || !bank->loses_context) @@ -1164,10 +1161,7 @@ static int omap_gpio_suspend(struct device *dev) if (!bank->regs->wkup_en || !bank->context.wake_en) return 0; - wakeup_enable = bank->base + bank->regs->wkup_en; - spin_lock_irqsave(&bank->lock, flags); - bank->saved_wakeup = __raw_readl(wakeup_enable); _gpio_rmw(base, bank->regs->wkup_en, 0xffffffff, 0); _gpio_rmw(base, bank->regs->wkup_en, bank->context.wake_en, 1); spin_unlock_irqrestore(&bank->lock, flags); @@ -1185,12 +1179,12 @@ static int omap_gpio_resume(struct device *dev) if (!bank->mod_usage || !bank->loses_context) return 0; - if (!bank->regs->wkup_en || !bank->saved_wakeup) + if (!bank->regs->wkup_en || !bank->context.wake_en) return 0; spin_lock_irqsave(&bank->lock, flags); _gpio_rmw(base, bank->regs->wkup_en, 0xffffffff, 0); - _gpio_rmw(base, bank->regs->wkup_en, bank->saved_wakeup, 1); + _gpio_rmw(base, bank->regs->wkup_en, bank->context.wake_en, 1); spin_unlock_irqrestore(&bank->lock, flags); return 0; |