diff options
Diffstat (limited to 'driver/retimer/anx7483.c')
| -rw-r--r-- | driver/retimer/anx7483.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/driver/retimer/anx7483.c b/driver/retimer/anx7483.c index 2add843611..6804fd3de8 100644 --- a/driver/retimer/anx7483.c +++ b/driver/retimer/anx7483.c @@ -6,6 +6,7 @@ */ #include "anx7483.h" +#include "retimer/anx7483_public.h" #include "chipset.h" #include "common.h" #include "console.h" @@ -315,6 +316,34 @@ enum ec_error_list anx7483_set_default_tuning(const struct usb_mux *me, return EC_SUCCESS; } +enum ec_error_list anx7483_set_eq(const struct usb_mux *me, + enum anx7483_tune_pin pin, + enum anx7483_eq_setting eq) +{ + int reg, value; + + if (pin == ANX7483_PIN_UTX1) + reg = ANX7483_UTX1_PORT_CFG0_REG; + else if (pin == ANX7483_PIN_UTX2) + reg = ANX7483_UTX2_PORT_CFG0_REG; + else if (pin == ANX7483_PIN_URX1) + reg = ANX7483_URX1_PORT_CFG0_REG; + else if (pin == ANX7483_PIN_URX2) + reg = ANX7483_URX2_PORT_CFG0_REG; + else if (pin == ANX7483_PIN_DRX1) + reg = ANX7483_DRX1_PORT_CFG0_REG; + else if (pin == ANX7483_PIN_DRX2) + reg = ANX7483_DRX2_PORT_CFG0_REG; + else + return EC_ERROR_INVAL; + + RETURN_ERROR(anx7483_read(me, reg, &value)); + value &= ~ANX7483_CFG0_EQ_MASK; + value |= eq << ANX7483_CFG0_EQ_SHIFT; + + return anx7483_write(me, reg, value); +} + const struct usb_mux_driver anx7483_usb_retimer_driver = { .init = anx7483_init, .set = anx7483_set, |