diff options
Diffstat (limited to 'drivers/mfd/rtl8411.c')
| -rw-r--r-- | drivers/mfd/rtl8411.c | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/drivers/mfd/rtl8411.c b/drivers/mfd/rtl8411.c index 3d3b4addf81a..2a2d31687b72 100644 --- a/drivers/mfd/rtl8411.c +++ b/drivers/mfd/rtl8411.c @@ -115,14 +115,24 @@ static int rtl8411_card_power_off(struct rtsx_pcr *pcr, int card) static int rtl8411_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage) { u8 mask, val; + int err; mask = (BPP_REG_TUNED18 << BPP_TUNED18_SHIFT_8411) | BPP_PAD_MASK; - if (voltage == OUTPUT_3V3) + if (voltage == OUTPUT_3V3) { + err = rtsx_pci_write_register(pcr, + SD30_DRIVE_SEL, 0x07, DRIVER_TYPE_D); + if (err < 0) + return err; val = (BPP_ASIC_3V3 << BPP_TUNED18_SHIFT_8411) | BPP_PAD_3V3; - else if (voltage == OUTPUT_1V8) + } else if (voltage == OUTPUT_1V8) { + err = rtsx_pci_write_register(pcr, + SD30_DRIVE_SEL, 0x07, DRIVER_TYPE_B); + if (err < 0) + return err; val = (BPP_ASIC_1V8 << BPP_TUNED18_SHIFT_8411) | BPP_PAD_1V8; - else + } else { return -EINVAL; + } return rtsx_pci_write_register(pcr, LDO_CTL, mask, val); } |