diff options
| author | Jaehoon Chung <jh80.chung@samsung.com> | 2016-12-15 11:49:50 (GMT) |
|---|---|---|
| committer | Jaehoon Chung <jh80.chung@samsung.com> | 2017-01-11 10:40:14 (GMT) |
| commit | 505cf4750ae55e711663538b3ec7a294c08e7417 (patch) | |
| tree | 43f8c393b19f0946457b1beda94d228b1e6fc6e0 /drivers/power/palmas.c | |
| parent | 9c720c815b1b1e95fb13153396417dddf323511d (diff) | |
| download | u-boot-505cf4750ae55e711663538b3ec7a294c08e7417.tar.xz | |
power: change from meaningless value to error number
'-1' is absolutely meaningless value.
This patch changed from meaningless value to error number.
Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'drivers/power/palmas.c')
| -rw-r--r-- | drivers/power/palmas.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/power/palmas.c b/drivers/power/palmas.c index 4f9a62c..c813b21 100644 --- a/drivers/power/palmas.c +++ b/drivers/power/palmas.c @@ -47,20 +47,23 @@ int palmas_mmc1_poweron_ldo(uint voltage) u8 val = 0; #if defined(CONFIG_DRA7XX) + int ret; /* * Currently valid for the dra7xx_evm board: * Set TPS659038 LDO1 to 3.0 V */ val = LDO_VOLT_3V0; - if (palmas_i2c_write_u8(TPS65903X_CHIP_P1, LDO1_VOLTAGE, val)) { + ret = palmas_i2c_write_u8(TPS65903X_CHIP_P1, LDO1_VOLTAGE, val); + if (ret) { printf("tps65903x: could not set LDO1 voltage.\n"); - return 1; + return ret; } /* TURN ON LDO1 */ val = RSC_MODE_SLEEP | RSC_MODE_ACTIVE; - if (palmas_i2c_write_u8(TPS65903X_CHIP_P1, LDO1_CTRL, val)) { + ret = palmas_i2c_write_u8(TPS65903X_CHIP_P1, LDO1_CTRL, val); + if (ret) { printf("tps65903x: could not turn on LDO1.\n"); - return 1; + return ret; } return 0; #else |