diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpio/gpio-mcp23s08.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpio/gpio-mcp23s08.c b/drivers/gpio/gpio-mcp23s08.c index 6589438dad57..0d58440eb8da 100644 --- a/drivers/gpio/gpio-mcp23s08.c +++ b/drivers/gpio/gpio-mcp23s08.c @@ -935,11 +935,14 @@ static int mcp23s08_probe(struct spi_device *spi) return -ENOMEM; spi_set_drvdata(spi, data); + spi->irq = irq_of_parse_and_map(spi->dev.of_node, 0); + for (addr = 0; addr < ARRAY_SIZE(pdata->chip); addr++) { if (!(spi_present_mask & (1 << addr))) continue; chips--; data->mcp[addr] = &data->chip[chips]; + data->mcp[addr]->irq = spi->irq; status = mcp23s08_probe_one(data->mcp[addr], &spi->dev, spi, 0x40 | (addr << 1), type, pdata, addr); @@ -980,6 +983,8 @@ static int mcp23s08_remove(struct spi_device *spi) if (!data->mcp[addr]) continue; + if (spi->irq && data->mcp[addr]->irq_controller) + mcp23s08_irq_teardown(data->mcp[addr]); gpiochip_remove(&data->mcp[addr]->chip); } kfree(data); |