diff options
Diffstat (limited to 'driver/tcpm/nct38xx.h')
| -rw-r--r-- | driver/tcpm/nct38xx.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/driver/tcpm/nct38xx.h b/driver/tcpm/nct38xx.h index e85860f2db..ad46ee6faf 100644 --- a/driver/tcpm/nct38xx.h +++ b/driver/tcpm/nct38xx.h @@ -9,6 +9,14 @@ #ifndef __CROS_EC_USB_PD_TCPM_NCT38XX_H #define __CROS_EC_USB_PD_TCPM_NCT38XX_H +/* Chip variant ID (Part number) */ +#define NCT38XX_VARIANT_MASK 0x1C +#define NCT38XX_VARIANT_3807 0x0 +#define NCT38XX_VARIANT_3808 0x2 + +#define NCT38XX_SUPPORT_GPIO_FLAGS (GPIO_OPEN_DRAIN | GPIO_INPUT | \ + GPIO_OUTPUT | GPIO_LOW | GPIO_HIGH) + /* I2C interface */ #define NCT38xx_I2C_ADDR1_1_FLAGS 0x70 #define NCT38xx_I2C_ADDR1_2_FLAGS 0x71 @@ -26,6 +34,15 @@ #define NCT38XX_PRODUCT_ID 0xC301 +#define NCT38XXX_REG_GPIO_DATA_IN(n) (0xC0 + ((n) * 8)) +#define NCT38XXX_REG_GPIO_DATA_OUT(n) (0xC1 + ((n) * 8)) +#define NCT38XXX_REG_GPIO_DIR(n) (0xC2 + ((n) * 8)) +#define NCT38XXX_REG_GPIO_OD_SEL(n) (0xC3 + ((n) * 8)) +#define NCT38XXX_REG_MUX_CONTROL 0xD0 + +/* NCT3808 only supports GPIO 2/3/4/6/7 */ +#define NCT38XXX_3808_VALID_GPIO_MASK 0xDC + #define NCT38XX_REG_CTRL_OUT_EN 0xD2 #define NCT38XX_REG_CTRL_OUT_EN_SRCEN (1 << 0) #define NCT38XX_REG_CTRL_OUT_EN_FASTEN (1 << 1) |