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TPS65910: IRQ: Add interrupt controller

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This module controls the interrupt handling for the tps chip. The
interrupt sources are the following:

- GPIO falling/rising edge detection
- Battery voltage below/above threshold
- PWRON signal
- PWRHOLD signal
- Temperature detection
- RTC alarm and periodic event

Signed-off-by: Graeme Gregory <gg@slimlogic.co.uk>
Signed-off-by: Jorge Eduardo Candelaria <jedu@slimlogic.co.uk>
Reviewed-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Samuel Ortiz <sameo@linux.intel.com>
Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>
This commit is contained in:
Graeme Gregory
2011-05-02 16:20:04 -05:00
committed by Liam Girdwood
parent 2537df722d
commit e3471bdc27
4 changed files with 205 additions and 1 deletions
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12
drivers/mfd/tps65910.c
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@@ -136,12 +136,20 @@ static int tps65910_i2c_probe(struct i2c_client *i2c,
{
struct tps65910 *tps65910;
struct tps65910_board *pmic_plat_data;
struct tps65910_platform_data *init_data;
int ret = 0;
pmic_plat_data = dev_get_platdata(&i2c->dev);
if (!pmic_plat_data)
return -EINVAL;
init_data = kzalloc(sizeof(struct tps65910_platform_data), GFP_KERNEL);
if (init_data == NULL)
return -ENOMEM;
init_data->irq = pmic_plat_data->irq;
init_data->irq_base = pmic_plat_data->irq;
tps65910 = kzalloc(sizeof(struct tps65910), GFP_KERNEL);
if (tps65910 == NULL)
return -ENOMEM;
@@ -161,6 +169,10 @@ static int tps65910_i2c_probe(struct i2c_client *i2c,
tps65910_gpio_init(tps65910, pmic_plat_data->gpio_base);
ret = tps65910_irq_init(tps65910, init_data->irq, init_data);
if (ret < 0)
goto err;
return ret;
err: