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espi/it8xxx2: enable EC to accept port 81 cycle

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This allows EC to accept 2 bytes of port 80 data written from the Host.

Signed-off-by: Dino Li <Dino.Li@ite.com.tw>
This commit is contained in:
Dino Li 2024-05-03 15:37:39 +08:00 • committed by Anas Nashif
commit f76f2928f1
3 changed files with 29 additions and 3 deletions
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2
soc/ite/ec/common/chip_chipregs.h
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@ -1661,6 +1661,8 @@ struct gctrl_it8xxx2_regs {
#define IT8XXX2_GCTRL_ILM0_ENABLE BIT(0)
/* Accept Port 80h Cycle */
#define IT8XXX2_GCTRL_ACP80 BIT(6)
/* Accept Port 81h Cycle */
#define IT8XXX2_GCTRL_ACP81 BIT(3)
/* USB Debug Enable */
#define IT8XXX2_GCTRL_MCCR_USB_EN BIT(7)
/* USB Pad Power-On Enable */