On 09/03/2015 08:31 PM, Tony Lindgren wrote:
If gpio-omap probe fails with -EPROBE_DEFER, the GPIO numbering
keeps increasing. Only increase the gpio count if gpiochip_add()
was successful as otherwise the numbers will increase for each
probe attempt.
Cc: Grygorii Strashko <grygorii.strashko@xxxxxx>
Cc: Javier Martinez Canillas <javier@xxxxxxxxxxxx>
Cc: Kevin Hilman <khilman@xxxxxxxxxxxxxxxxxxx>
Cc: Santosh Shilimkar <ssantosh@xxxxxxxxxx>
Signed-off-by: Tony Lindgren <tony@xxxxxxxxxxx>
---
drivers/gpio/gpio-omap.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
--- a/drivers/gpio/gpio-omap.c
+++ b/drivers/gpio/gpio-omap.c
@@ -1095,7 +1095,6 @@ static int omap_gpio_chip_init(struct gpio_bank *bank, struct irq_chip *irqc)
} else {
bank->chip.label = "gpio";
bank->chip.base = gpio;
- gpio += bank->width;
}
bank->chip.ngpio = bank->width;
@@ -1105,6 +1104,9 @@ static int omap_gpio_chip_init(struct gpio_bank *bank, struct irq_chip *irqc)
return ret;
}
+ if (!bank->is_mpuio)
+ gpio += bank->width;
+
#ifdef CONFIG_ARCH_OMAP1
/*
* REVISIT: Once we have OMAP1 supporting SPARSE_IRQ, we can drop
Reviewed-by: Grygorii Strashko <grygorii.strashko@xxxxxx>
With hope that only GPIO0 will be deferred, otherwise
there will be total mess in gpios enumeration ;)
--
regards,
-grygorii
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