diff options
| author | Emil Renner Berthing <kernel@esmil.dk> | 2021-07-27 12:25:52 +0300 |
|---|---|---|
| committer | Lee Jones <lee.jones@linaro.org> | 2021-08-16 15:40:26 +0300 |
| commit | e06f4abb1b79b31b712dc865f8ffc0e20ef2c416 (patch) | |
| tree | 2a371c195e672334b29708c9fb2a930e5bdd1994 /drivers/mfd | |
| parent | 68f0ba70ded62fa0d678922386ae82c689a737a4 (diff) | |
| download | linux-e06f4abb1b79b31b712dc865f8ffc0e20ef2c416.tar.xz | |
mfd: tps65086: Make interrupt line optional
The BeagleV Starlight v0.9 board[1] doesn't have the IRQB line routed to
the SoC, but it is still useful to be able to reach the PMIC over I2C
for the other functionality it provides such as GPIOs and regulator
settings.
[1] https://github.com/beagleboard/beaglev-starlight
Signed-off-by: Emil Renner Berthing <kernel@esmil.dk>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Diffstat (limited to 'drivers/mfd')
| -rw-r--r-- | drivers/mfd/tps65086.c | 21 |
1 files changed, 11 insertions, 10 deletions
diff --git a/drivers/mfd/tps65086.c b/drivers/mfd/tps65086.c index 341466ef20cc..cc3478ee9a64 100644 --- a/drivers/mfd/tps65086.c +++ b/drivers/mfd/tps65086.c @@ -100,29 +100,30 @@ static int tps65086_probe(struct i2c_client *client, (char)((version & TPS65086_DEVICEID_OTP_MASK) >> 4) + 'A', (version & TPS65086_DEVICEID_REV_MASK) >> 6); - ret = regmap_add_irq_chip(tps->regmap, tps->irq, IRQF_ONESHOT, 0, - &tps65086_irq_chip, &tps->irq_data); - if (ret) { - dev_err(tps->dev, "Failed to register IRQ chip\n"); - return ret; + if (tps->irq > 0) { + ret = regmap_add_irq_chip(tps->regmap, tps->irq, IRQF_ONESHOT, 0, + &tps65086_irq_chip, &tps->irq_data); + if (ret) { + dev_err(tps->dev, "Failed to register IRQ chip\n"); + return ret; + } } ret = mfd_add_devices(tps->dev, PLATFORM_DEVID_AUTO, tps65086_cells, ARRAY_SIZE(tps65086_cells), NULL, 0, regmap_irq_get_domain(tps->irq_data)); - if (ret) { + if (ret && tps->irq > 0) regmap_del_irq_chip(tps->irq, tps->irq_data); - return ret; - } - return 0; + return ret; } static int tps65086_remove(struct i2c_client *client) { struct tps65086 *tps = i2c_get_clientdata(client); - regmap_del_irq_chip(tps->irq, tps->irq_data); + if (tps->irq > 0) + regmap_del_irq_chip(tps->irq, tps->irq_data); return 0; } |