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mfd: Add missing hunk to change palmas irq to clear on read

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During conversion to regmap_irq this hunk was missing being moved
to MFD driver to put the chip into clear on read mode. Also as slave
is now set use it to determine which slave for the register call.

Signed-off-by: Graeme Gregory <gg@slimlogic.co.uk>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Graeme Gregory 2012-06-22 13:36:19 +01:00 committed by Samuel Ortiz
parent adc20e02ae
commit b330f85d3d
1 changed files with 8 additions and 1 deletions
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9
drivers/mfd/palmas.c
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@ -356,7 +356,14 @@ static int __devinit palmas_i2c_probe(struct i2c_client *i2c,
}
}
ret = regmap_add_irq_chip(palmas->regmap[1], palmas->irq,
/* Change IRQ into clear on read mode for efficiency */
slave = PALMAS_BASE_TO_SLAVE(PALMAS_INTERRUPT_BASE);
addr = PALMAS_BASE_TO_REG(PALMAS_INTERRUPT_BASE, PALMAS_INT_CTRL);
reg = PALMAS_INT_CTRL_INT_CLEAR;
regmap_write(palmas->regmap[slave], addr, reg);
ret = regmap_add_irq_chip(palmas->regmap[slave], palmas->irq,
IRQF_ONESHOT | IRQF_TRIGGER_LOW, -1, &palmas_irq_chip,
&palmas->irq_data);
if (ret < 0)