diff options
| -rw-r--r-- | drivers/mfd/twl6030-irq.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/mfd/twl6030-irq.c b/drivers/mfd/twl6030-irq.c index 1606ced..f7da261 100644 --- a/drivers/mfd/twl6030-irq.c +++ b/drivers/mfd/twl6030-irq.c @@ -313,7 +313,7 @@ int twl6030_init_irq(struct device *dev, int irq_num) struct device_node *node = dev->of_node; int nr_irqs, irq_base, irq_end; static struct irq_chip twl6030_irq_chip; - int status = 0; + int status; int i; u8 mask[3]; @@ -335,11 +335,16 @@ int twl6030_init_irq(struct device *dev, int irq_num) mask[2] = 0xFF; /* mask all int lines */ - twl_i2c_write(TWL_MODULE_PIH, &mask[0], REG_INT_MSK_LINE_A, 3); + status = twl_i2c_write(TWL_MODULE_PIH, &mask[0], REG_INT_MSK_LINE_A, 3); /* mask all int sts */ - twl_i2c_write(TWL_MODULE_PIH, &mask[0], REG_INT_MSK_STS_A, 3); + status |= twl_i2c_write(TWL_MODULE_PIH, &mask[0], REG_INT_MSK_STS_A, 3); /* clear INT_STS_A,B,C */ - twl_i2c_write(TWL_MODULE_PIH, &mask[0], REG_INT_STS_A, 3); + status |= twl_i2c_write(TWL_MODULE_PIH, &mask[0], REG_INT_STS_A, 3); + + if (status < 0) { + dev_err(dev, "I2C err writing TWL_MODULE_PIH: %d\n", status); + return status; + } twl6030_irq_base = irq_base; |