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path: root/drivers/mfd/rts5249.c
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Diffstat (limited to 'drivers/mfd/rts5249.c')
-rw-r--r--drivers/mfd/rts5249.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/mfd/rts5249.c b/drivers/mfd/rts5249.c
index d5db182..79ff212 100644
--- a/drivers/mfd/rts5249.c
+++ b/drivers/mfd/rts5249.c
@@ -88,6 +88,16 @@ static void rts5249_fetch_vendor_settings(struct rtsx_pcr *pcr)
pcr->flags |= PCR_REVERSE_SOCKET;
}
+static void rts5249_force_power_down(struct rtsx_pcr *pcr)
+{
+ /* Set relink_time to 0 */
+ rtsx_pci_write_register(pcr, AUTOLOAD_CFG_BASE + 1, 0xFF, 0);
+ rtsx_pci_write_register(pcr, AUTOLOAD_CFG_BASE + 2, 0xFF, 0);
+ rtsx_pci_write_register(pcr, AUTOLOAD_CFG_BASE + 3, 0x01, 0);
+
+ rtsx_pci_write_register(pcr, FPDCTL, 0x03, 0x03);
+}
+
static int rts5249_extra_init_hw(struct rtsx_pcr *pcr)
{
rtsx_pci_init_cmd(pcr);
@@ -217,6 +227,7 @@ static const struct pcr_ops rts5249_pcr_ops = {
.card_power_on = rts5249_card_power_on,
.card_power_off = rts5249_card_power_off,
.switch_output_voltage = rts5249_switch_output_voltage,
+ .force_power_down = rts5249_force_power_down,
};
/* SD Pull Control Enable: