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authorTing Shen <phoenixshen@google.com>2021-12-07 16:15:22 +0800
committerCommit Bot <commit-bot@chromium.org>2021-12-10 16:40:45 +0000
commitfec9c95402d5892251720a8e7eb78c70df8522ce (patch)
treec9081fabb814f54ad037905e582ea94e492aceea
parentedc196fe34e37139295260f3be31fe773cb6936a (diff)
downloadchrome-ec-fec9c95402d5892251720a8e7eb78c70df8522ce.tar.gz
asurada: disable DCI function on PS8743 to save power
BUG=b:209528621 TEST=manually BRANCH=asurada Signed-off-by: Ting Shen <phoenixshen@google.com> Change-Id: Ia85a861f8895d055dea48463cb2bcdd93e8ea569 Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/3320081 Reviewed-by: Eric Yilun Lin <yllin@google.com> Commit-Queue: Ting Shen <phoenixshen@chromium.org> Tested-by: Ting Shen <phoenixshen@chromium.org> (cherry picked from commit e4fba9246db72c4f44f4cf3e7c3a742753bb6e37) Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/3324700
-rw-r--r--board/asurada/board.c4
-rw-r--r--board/spherion/board.c7
2 files changed, 10 insertions, 1 deletions
diff --git a/board/asurada/board.c b/board/asurada/board.c
index ddf0ca567a..b050cff553 100644
--- a/board/asurada/board.c
+++ b/board/asurada/board.c
@@ -450,6 +450,10 @@ void board_usb_mux_init(void)
ps8743_write(&usb_muxes[1],
PS8743_REG_HS_DET_THRESHOLD,
PS8743_USB_HS_THRESH_NEG_10);
+ ps8743_field_update(&usb_muxes[1],
+ PS8743_REG_DCI_CONFIG_2,
+ PS8743_AUTO_DCI_MODE_MASK,
+ PS8743_AUTO_DCI_MODE_FORCE_USB);
}
}
DECLARE_HOOK(HOOK_INIT, board_usb_mux_init, HOOK_PRIO_INIT_I2C + 1);
diff --git a/board/spherion/board.c b/board/spherion/board.c
index 395791649f..8eae7d5e1f 100644
--- a/board/spherion/board.c
+++ b/board/spherion/board.c
@@ -106,10 +106,15 @@ DECLARE_HOOK(HOOK_CHIPSET_SUSPEND, kb_backlight_disable, HOOK_PRIO_DEFAULT);
void board_usb_mux_init(void)
{
- if (board_get_sub_board() == SUB_BOARD_TYPEC)
+ if (board_get_sub_board() == SUB_BOARD_TYPEC) {
ps8743_tune_usb_eq(&usb_muxes[1],
PS8743_USB_EQ_TX_12_8_DB,
PS8743_USB_EQ_RX_12_8_DB);
+ ps8743_field_update(&usb_muxes[1],
+ PS8743_REG_DCI_CONFIG_2,
+ PS8743_AUTO_DCI_MODE_MASK,
+ PS8743_AUTO_DCI_MODE_FORCE_USB);
+ }
}
DECLARE_HOOK(HOOK_INIT, board_usb_mux_init, HOOK_PRIO_INIT_I2C + 1);