diff options
Diffstat (limited to 'src/soc/intel/tigerlake')
| -rw-r--r-- | src/soc/intel/tigerlake/Makefile.inc | 1 | ||||
| -rw-r--r-- | src/soc/intel/tigerlake/retimer.c | 32 |
2 files changed, 33 insertions, 0 deletions
diff --git a/src/soc/intel/tigerlake/Makefile.inc b/src/soc/intel/tigerlake/Makefile.inc index 25a1d6541002..0b616bee3ce3 100644 --- a/src/soc/intel/tigerlake/Makefile.inc +++ b/src/soc/intel/tigerlake/Makefile.inc @@ -37,6 +37,7 @@ ramstage-y += p2sb.c ramstage-y += pcie_rp.c ramstage-y += pmc.c ramstage-y += reset.c +ramstage-y += retimer.c ramstage-y += soundwire.c ramstage-y += systemagent.c ramstage-y += xhci.c diff --git a/src/soc/intel/tigerlake/retimer.c b/src/soc/intel/tigerlake/retimer.c new file mode 100644 index 000000000000..09bf112160a4 --- /dev/null +++ b/src/soc/intel/tigerlake/retimer.c @@ -0,0 +1,32 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ + +#include <console/console.h> +#include <device/device.h> +#include <drivers/intel/usb4/retimer/retimer.h> +#include <intelblocks/tcss.h> + +int retimer_get_index_for_typec(uint8_t typec_port) +{ + int ec_port = 0; + + const struct device *tcss_port_arr[] = { + DEV_PTR(tcss_usb3_port1), + DEV_PTR(tcss_usb3_port2), + DEV_PTR(tcss_usb3_port3), + DEV_PTR(tcss_usb3_port4), + }; + + for (uint8_t i = 0; i < MAX_TYPE_C_PORTS; i++) { + if (i == typec_port) { + printk(BIOS_ERR, "USB Type-C %d mapped to EC port %d\n", typec_port, + ec_port); + return ec_port; + } + + if (is_dev_enabled(tcss_port_arr[i])) + ec_port++; + } + + // Code should not come here if typec_port input is correct + return -1; +} |