diff options
| author | Lachlan McIlroy <lachlan@redback.melbourne.sgi.com> | 2009-01-08 13:22:55 +1100 |
|---|---|---|
| committer | Lachlan McIlroy <lachlan@redback.melbourne.sgi.com> | 2009-01-08 13:22:55 +1100 |
| commit | 6206aa8b2b9a45b4cf3ee31b7209b014be349fd9 (patch) | |
| tree | 72c4223a2cc21bf055948eadb3b314ed0568ae9d /drivers/gpio/pca953x.c | |
| parent | 95f8e302c04c0b0c6de35ab399a5551605eeb006 (diff) | |
| parent | 9e42d0cf5020aaf217433cad1a224745241d212a (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'drivers/gpio/pca953x.c')
| -rw-r--r-- | drivers/gpio/pca953x.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/gpio/pca953x.c b/drivers/gpio/pca953x.c index 9ceeb89f132..37f35388a2a 100644 --- a/drivers/gpio/pca953x.c +++ b/drivers/gpio/pca953x.c @@ -33,7 +33,12 @@ static const struct i2c_device_id pca953x_id[] = { { "pca9554", 8, }, { "pca9555", 16, }, { "pca9557", 8, }, + { "max7310", 8, }, + { "pca6107", 8, }, + { "tca6408", 8, }, + { "tca6416", 16, }, + /* NYET: { "tca6424", 24, }, */ { } }; MODULE_DEVICE_TABLE(i2c, pca953x_id); @@ -47,9 +52,6 @@ struct pca953x_chip { struct gpio_chip gpio_chip; }; -/* NOTE: we can't currently rely on fault codes to come from SMBus - * calls, so we map all errors to EIO here and return zero otherwise. - */ static int pca953x_write_reg(struct pca953x_chip *chip, int reg, uint16_t val) { int ret; @@ -61,7 +63,7 @@ static int pca953x_write_reg(struct pca953x_chip *chip, int reg, uint16_t val) if (ret < 0) { dev_err(&chip->client->dev, "failed writing register\n"); - return -EIO; + return ret; } return 0; @@ -78,7 +80,7 @@ static int pca953x_read_reg(struct pca953x_chip *chip, int reg, uint16_t *val) if (ret < 0) { dev_err(&chip->client->dev, "failed reading register\n"); - return -EIO; + return ret; } *val = (uint16_t)ret; |