diff options
Diffstat (limited to 'drivers/power')
| -rw-r--r-- | drivers/power/twl6035.c | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/drivers/power/twl6035.c b/drivers/power/twl6035.c index 624c09e..d3de698 100644 --- a/drivers/power/twl6035.c +++ b/drivers/power/twl6035.c @@ -50,16 +50,25 @@ void twl6035_init_settings(void) return; } -void twl6035_mmc1_poweron_ldo(void) +int twl6035_mmc1_poweron_ldo(void) { u8 val = 0; /* set LDO9 TWL6035 to 3V */ val = 0x2b; /* (3 -.9)*28 +1 */ - palmas_write_u8(0x48, LDO9_VOLTAGE, val); + + if (palmas_write_u8(0x48, LDO9_VOLTAGE, val)) { + printf("twl6035: could not set LDO9 voltage.\n"); + return 1; + } /* TURN ON LDO9 */ val = LDO_ON | LDO_MODE_SLEEP | LDO_MODE_ACTIVE; - palmas_write_u8(0x48, LDO9_CTRL, val); - return; + + if (palmas_write_u8(0x48, LDO9_CTRL, val)) { + printf("twl6035: could not turn on LDO9.\n"); + return 1; + } + + return 0; } |