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| author | YongBeum.Ha <ybha@samsung.corp-partner.google.com> | 2021-02-17 10:00:40 +0900 |
|---|---|---|
| committer | Commit Bot <commit-bot@chromium.org> | 2021-02-17 04:56:06 +0000 |
| commit | eefaab18cfc65094a5367194d1fa04f817add6ab (patch) | |
| tree | 9b81b531ca265ef56b0731e25f5c3a68482f5ef6 | |
| parent | 744a364b5e8bd111b4862d5fbd70aa40cc693a7e (diff) | |
| download | chrome-ec-eefaab18cfc65094a5367194d1fa04f817add6ab.tar.gz | |
nb7v904m : add function to control aux channel
Add function to control aux channel
BUG=b:179624712
BRANCH=none
TEST=make -j BOARD=sasuke
Signed-off-by: YongBeum.Ha <ybha@samsung.corp-partner.google.com>
Change-Id: I0dd474b52ee9058bfed3c7caec07e691d41f84dc
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2699468
Reviewed-by: Aseda Aboagye <aaboagye@chromium.org>
| -rw-r--r-- | driver/retimer/nb7v904m.c | 9 | ||||
| -rw-r--r-- | driver/retimer/nb7v904m.h | 2 |
2 files changed, 11 insertions, 0 deletions
diff --git a/driver/retimer/nb7v904m.c b/driver/retimer/nb7v904m.c index 9f142552fa..e43eb72a7f 100644 --- a/driver/retimer/nb7v904m.c +++ b/driver/retimer/nb7v904m.c @@ -108,6 +108,15 @@ int nb7v904m_tune_usb_flat_gain(const struct usb_mux *me, uint8_t gain_a, return rv; } +/* Set AUX control switch */ +int nb7v904m_set_aux_ch_switch(const struct usb_mux *me, uint8_t aux_ch) +{ + int rv = EC_SUCCESS; + + rv = nb7v904m_write(me, NB7V904M_REG_AUX_CH_CTRL, aux_ch); + return rv; +} + static int nb7v904m_init(const struct usb_mux *me) { int rv = set_low_power_mode(me, 0); diff --git a/driver/retimer/nb7v904m.h b/driver/retimer/nb7v904m.h index af2e5906b2..3ccc6be6e1 100644 --- a/driver/retimer/nb7v904m.h +++ b/driver/retimer/nb7v904m.h @@ -110,4 +110,6 @@ int nb7v904m_tune_usb_set_eq(const struct usb_mux *me, uint8_t eq_a, #define NB7V904M_CH_ALL_SKIP_GAIN 0xff int nb7v904m_tune_usb_flat_gain(const struct usb_mux *me, uint8_t gain_a, uint8_t gain_b, uint8_t gain_c, uint8_t gain_d); +/* Control mapping between AUX and SBU */ +int nb7v904m_set_aux_ch_switch(const struct usb_mux *me, uint8_t aux_ch); #endif /* __CROS_EC_USB_REDRIVER_NB7V904M_H */ |