diff options
Diffstat (limited to 'src/soc/intel/common/block/include/intelblocks')
| -rw-r--r-- | src/soc/intel/common/block/include/intelblocks/tcss.h | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/src/soc/intel/common/block/include/intelblocks/tcss.h b/src/soc/intel/common/block/include/intelblocks/tcss.h index 68e279ca2a..29093d1664 100644 --- a/src/soc/intel/common/block/include/intelblocks/tcss.h +++ b/src/soc/intel/common/block/include/intelblocks/tcss.h @@ -3,6 +3,8 @@ #ifndef _TCSS_H_ #define _TCSS_H_ +#include <intelblocks/gpio.h> + /* PMC IPC related offsets and commands */ #define PMC_IPC_USBC_CMD_ID 0xA7 #define PMC_IPC_USBC_SUBCMD_ID 0x0 @@ -136,7 +138,17 @@ struct tcss_port_map { uint8_t usb3_port; /* USB3 Port Number */ }; -void tcss_configure(void); +struct typec_aux_bias_pads { + gpio_t pad_auxn_dc; + gpio_t pad_auxp_dc; +}; + +/* + * 1) Initialize TCSS muxes to disconnected state + * 2) Configure GPIO pads to provide DC Bias on AUX signals + * 3) Detect DP-over-Type-C alternate mode + */ +void tcss_configure(const struct typec_aux_bias_pads pads[MAX_TYPE_C_PORTS]); /* * Mainboard method to setup any mux config needed for TCSS display operations. |