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path: root/drivers/mfd/max8925-core.c
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Diffstat (limited to 'drivers/mfd/max8925-core.c')
-rw-r--r--drivers/mfd/max8925-core.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/mfd/max8925-core.c b/drivers/mfd/max8925-core.c
index 85d63c04749b..f621bcea3d02 100644
--- a/drivers/mfd/max8925-core.c
+++ b/drivers/mfd/max8925-core.c
@@ -508,7 +508,7 @@ static int max8925_irq_init(struct max8925_chip *chip, int irq,
max8925_reg_read(chip->i2c, MAX8925_ON_OFF_IRQ2);
max8925_reg_read(chip->rtc, MAX8925_RTC_IRQ);
max8925_reg_read(chip->adc, MAX8925_TSC_IRQ);
- /* mask all interrupts */
+ /* mask all interrupts except for TSC */
max8925_reg_write(chip->rtc, MAX8925_ALARM0_CNTL, 0);
max8925_reg_write(chip->rtc, MAX8925_ALARM1_CNTL, 0);
max8925_reg_write(chip->i2c, MAX8925_CHG_IRQ1_MASK, 0xff);
@@ -516,7 +516,6 @@ static int max8925_irq_init(struct max8925_chip *chip, int irq,
max8925_reg_write(chip->i2c, MAX8925_ON_OFF_IRQ1_MASK, 0xff);
max8925_reg_write(chip->i2c, MAX8925_ON_OFF_IRQ2_MASK, 0xff);
max8925_reg_write(chip->rtc, MAX8925_RTC_IRQ_MASK, 0xff);
- max8925_reg_write(chip->adc, MAX8925_TSC_IRQ_MASK, 0xff);
mutex_init(&chip->irq_lock);
chip->core_irq = irq;
@@ -547,7 +546,11 @@ static int max8925_irq_init(struct max8925_chip *chip, int irq,
dev_err(chip->dev, "Failed to request core IRQ: %d\n", ret);
chip->core_irq = 0;
}
+
tsc_irq:
+ /* mask TSC interrupt */
+ max8925_reg_write(chip->adc, MAX8925_TSC_IRQ_MASK, 0x0f);
+
if (!pdata->tsc_irq) {
dev_warn(chip->dev, "No interrupt support on TSC IRQ\n");
return 0;