Re: [linux-sunxi] Re: [PATCH v4 1/9] mfd: AXP20x: Add mfd driver for AXP20x PMIC

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On Fri, Apr 11, 2014 at 1:25 PM, Arnd Bergmann <arnd@xxxxxxxx> wrote:
> On Friday 11 April 2014 11:38:05 Carlo Caione wrote:
>> +#define AXP20X_IRQ(_irq, _off, _mask) \
>> +       [AXP20X_IRQ_##_irq] = { .reg_offset = (_off), .mask = BIT(_mask) }
>> +
>> +static const struct regmap_irq axp20x_regmap_irqs[] = {
>> +       AXP20X_IRQ(ACIN_OVER_V,         0, 7),
>> +       AXP20X_IRQ(ACIN_PLUGIN,         0, 6),
>> +       AXP20X_IRQ(ACIN_REMOVAL,        0, 5),
>> +       AXP20X_IRQ(VBUS_OVER_V,         0, 4),
>> +       AXP20X_IRQ(VBUS_PLUGIN,         0, 3),
>> +       AXP20X_IRQ(VBUS_REMOVAL,        0, 2),
>> +       AXP20X_IRQ(VBUS_V_LOW,          0, 1),
>> +       AXP20X_IRQ(BATT_PLUGIN,         1, 7),
>> +       AXP20X_IRQ(BATT_REMOVAL,        1, 6),
>> +       AXP20X_IRQ(BATT_ENT_ACT_MODE,   1, 5),
>> +       AXP20X_IRQ(BATT_EXIT_ACT_MODE,  1, 4),
>> +       AXP20X_IRQ(CHARG,               1, 3),
>> +       AXP20X_IRQ(CHARG_DONE,          1, 2),
>> +       AXP20X_IRQ(BATT_TEMP_HIGH,      1, 1),
>
> Why do you have to enumerate the interrupts here? Can't you just
> put all the numbers into the DT nodes of the devices using them?
>
> In general, I would say that the mfd driver should not care about
> what is connected to it.

I need this for the regmap irq chip (to be used in regmap_add_irq_chip()).
I'm not sure if you are suggesting to get rid of the irq chip.

br,

-- 
Carlo Caione
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