Re: [PATCH v2 1/2] mfd: da9063: Get irq base dynamically before registering device

From: Lee Jones
Date: Mon Nov 24 2014 - 05:07:54 EST


On Fri, 21 Nov 2014, Dmitry Lavnikevich wrote:

> After registering mfd device with proper irq_base
> platform_get_irq_byname() calls will return VIRQ instead of local IRQ.
> This fixes da9063 rtc registration issue:
> da9063-rtc da9063-rtc: Failed to request ALARM IRQ 1: -22
>
> Signed-off-by: Dmitry Lavnikevich <d.lavnikevich@xxxxxxxxxxxxxxxxx>
> ---
> drivers/mfd/da9063-core.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)

Applied, thanks.

> diff --git a/drivers/mfd/da9063-core.c b/drivers/mfd/da9063-core.c
> index 93db8bb..f38bc98 100644
> --- a/drivers/mfd/da9063-core.c
> +++ b/drivers/mfd/da9063-core.c
> @@ -118,7 +118,7 @@ int da9063_device_init(struct da9063 *da9063, unsigned int irq)
> da9063->irq_base = pdata->irq_base;
> } else {
> da9063->flags = 0;
> - da9063->irq_base = 0;
> + da9063->irq_base = -1;
> }
> da9063->chip_irq = irq;
>
> @@ -168,6 +168,8 @@ int da9063_device_init(struct da9063 *da9063, unsigned int irq)
> return ret;
> }
>
> + da9063->irq_base = regmap_irq_chip_get_base(da9063->regmap_irq);
> +
> ret = mfd_add_devices(da9063->dev, -1, da9063_devs,
> ARRAY_SIZE(da9063_devs), NULL, da9063->irq_base,
> NULL);

--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org â Open source software for ARM SoCs
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