diff mbox

[v6,23/25] gpio/omap: enable irq at the end of all configuration in restore

Message ID 1314798161-19523-24-git-send-email-tarun.kanti@ti.com (mailing list archive)
State New, archived
Headers show

Commit Message

Tarun Kanti DebBarma Aug. 31, 2011, 1:42 p.m. UTC 
From: Nishanth Menon <nm@ti.com>

Setup the interrupt enable registers only after we have configured the
required edge and required configurations, not before, to prevent
spurious events as part of restore routine.

Signed-off-by: Nishanth Menon <nm@ti.com>
Signed-off-by: Tarun Kanti DebBarma <tarun.kanti@ti.com>
Reviewed-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
---
 drivers/gpio/gpio-omap.c |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)

Comments

Kevin Hilman Sept. 7, 2011, 12:08 a.m. UTC | #1 
Tarun Kanti DebBarma <tarun.kanti@ti.com> writes:

> From: Nishanth Menon <nm@ti.com>
>
> Setup the interrupt enable registers only after we have configured the
> required edge and required configurations, not before, to prevent
> spurious events as part of restore routine.
>
> Signed-off-by: Nishanth Menon <nm@ti.com>
> Signed-off-by: Tarun Kanti DebBarma <tarun.kanti@ti.com>
> Reviewed-by: Santosh Shilimkar <santosh.shilimkar@ti.com>

Good catch Nishanth.

Kevin
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diff mbox

Patch

diff --git a/drivers/gpio/gpio-omap.c b/drivers/gpio/gpio-omap.c
index 67e08e9..db22df8 100644
--- a/drivers/gpio/gpio-omap.c
+++ b/drivers/gpio/gpio-omap.c
@@ -1323,10 +1323,6 @@  void omap2_gpio_resume_after_idle(void)
 
 static void omap_gpio_restore_context(struct gpio_bank *bank)
 {
-	__raw_writel(bank->context.irqenable1,
-				bank->base + bank->regs->irqenable);
-	__raw_writel(bank->context.irqenable2,
-				bank->base + bank->regs->irqenable2);
 	__raw_writel(bank->context.wake_en,
 				bank->base + bank->regs->wkup_en);
 	__raw_writel(bank->context.ctrl, bank->base + bank->regs->ctrl);
@@ -1347,6 +1343,10 @@  static void omap_gpio_restore_context(struct gpio_bank *bank)
 		__raw_writel(bank->context.debounce_en,
 					bank->base + bank->regs->debounce_en);
 	}
+	__raw_writel(bank->context.irqenable1,
+				bank->base + bank->regs->irqenable);
+	__raw_writel(bank->context.irqenable2,
+				bank->base + bank->regs->irqenable2);
 }
 #else
 #define omap_gpio_runtime_suspend NULL