aboutsummaryrefslogtreecommitdiff
path: root/drivers/mfd/rts5209.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/mfd/rts5209.c')
-rw-r--r--drivers/mfd/rts5209.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/mfd/rts5209.c b/drivers/mfd/rts5209.c
index 98fe0f39463..ec78d9fb087 100644
--- a/drivers/mfd/rts5209.c
+++ b/drivers/mfd/rts5209.c
@@ -149,10 +149,18 @@ static int rts5209_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage)
int err;
if (voltage == OUTPUT_3V3) {
+ err = rtsx_pci_write_register(pcr,
+ SD30_DRIVE_SEL, 0x07, DRIVER_TYPE_D);
+ if (err < 0)
+ return err;
err = rtsx_pci_write_phy_register(pcr, 0x08, 0x4FC0 | 0x24);
if (err < 0)
return err;
} else if (voltage == OUTPUT_1V8) {
+ err = rtsx_pci_write_register(pcr,
+ SD30_DRIVE_SEL, 0x07, DRIVER_TYPE_B);
+ if (err < 0)
+ return err;
err = rtsx_pci_write_phy_register(pcr, 0x08, 0x4C40 | 0x24);
if (err < 0)
return err;