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path: root/drivers/mfd/rts5229.c
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Diffstat (limited to 'drivers/mfd/rts5229.c')
-rw-r--r--drivers/mfd/rts5229.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/mfd/rts5229.c b/drivers/mfd/rts5229.c
index 29d889cbb9c..58af4dbe358 100644
--- a/drivers/mfd/rts5229.c
+++ b/drivers/mfd/rts5229.c
@@ -119,10 +119,18 @@ static int rts5229_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;