diff options
| author | Dmitry Baryshkov <dmitry.baryshkov@linaro.org> | 2023-12-15 19:30:05 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-12-15 18:55:15 +0100 |
| commit | e9158c7e55339737847cebbfa397c668713f1a15 (patch) | |
| tree | a326fb50ccb3f2f5af98613daeced8b34107b66e /drivers/usb | |
| parent | 76cd718a9ffda837d4b4f1558c6e6ea08a9a7c59 (diff) | |
| download | lwn-e9158c7e55339737847cebbfa397c668713f1a15.tar.gz lwn-e9158c7e55339737847cebbfa397c668713f1a15.zip | |
usb: typec: tcpm: Parse Accessory Mode information
Some of the boards supported by the TCPM drivers can support USB-C
Accessory Modes (Analog Audio, Debug). Parse information about supported
modes from the device tree.
Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20231215173005.313422-3-dmitry.baryshkov@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/typec/tcpm/tcpm.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/usb/typec/tcpm/tcpm.c b/drivers/usb/typec/tcpm/tcpm.c index 8372f98de757..cf70f1cf2f61 100644 --- a/drivers/usb/typec/tcpm/tcpm.c +++ b/drivers/usb/typec/tcpm/tcpm.c @@ -6144,6 +6144,7 @@ static int tcpm_fw_get_caps(struct tcpm_port *port, { const char *opmode_str; int ret; + int mode; u32 mw, frs_current; if (!fwnode) @@ -6162,6 +6163,14 @@ static int tcpm_fw_get_caps(struct tcpm_port *port, if (ret < 0) return ret; + mode = 0; + + if (fwnode_property_read_bool(fwnode, "accessory-mode-audio")) + port->typec_caps.accessory[mode++] = TYPEC_ACCESSORY_AUDIO; + + if (fwnode_property_read_bool(fwnode, "accessory-mode-debug")) + port->typec_caps.accessory[mode++] = TYPEC_ACCESSORY_DEBUG; + port->port_type = port->typec_caps.type; port->pd_supported = !fwnode_property_read_bool(fwnode, "pd-disable"); |