diff options
Diffstat (limited to 'drivers/platform/chrome/cros_ec_typec.c')
| -rw-r--r-- | drivers/platform/chrome/cros_ec_typec.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/platform/chrome/cros_ec_typec.c b/drivers/platform/chrome/cros_ec_typec.c index 2b2f14a1b71193..4d305876ec08f6 100644 --- a/drivers/platform/chrome/cros_ec_typec.c +++ b/drivers/platform/chrome/cros_ec_typec.c @@ -24,6 +24,23 @@ #define DP_PORT_VDO (DP_CONF_SET_PIN_ASSIGN(BIT(DP_PIN_ASSIGN_C) | BIT(DP_PIN_ASSIGN_D)) | \ DP_CAP_DFP_D | DP_CAP_RECEPTACLE) +static void cros_typec_role_switch_quirk(struct fwnode_handle *fwnode) +{ +#ifdef CONFIG_ACPI + struct fwnode_handle *switch_fwnode; + + /* Supply the USB role switch with the correct pld_crc if it's missing. */ + switch_fwnode = fwnode_find_reference(fwnode, "usb-role-switch", 0); + if (!IS_ERR_OR_NULL(switch_fwnode)) { + struct acpi_device *adev = to_acpi_device_node(switch_fwnode); + + if (adev && !adev->pld_crc) + adev->pld_crc = to_acpi_device_node(fwnode)->pld_crc; + fwnode_handle_put(switch_fwnode); + } +#endif +} + static int cros_typec_parse_port_props(struct typec_capability *cap, struct fwnode_handle *fwnode, struct device *dev) @@ -66,6 +83,8 @@ static int cros_typec_parse_port_props(struct typec_capability *cap, cap->prefer_role = ret; } + cros_typec_role_switch_quirk(fwnode); + cap->fwnode = fwnode; return 0; |