| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| /* |
| * EC communication interface for ITE IT8987 Embedded Controller. |
| */ |
| |
| #ifndef _EC_STARLABS_IT8987_H |
| #define _EC_STARLABS_IT8987_H |
| |
| /* |
| * Define the expected value of the PNP base address that is fixed through |
| * the BADRSEL register controlled within the EC domain by the binary blob. |
| */ |
| #define IT8987E_FIXED_ADDR 0x4e |
| |
| /* Logical device number (LDN) assignments. */ |
| #define IT8987E_SP1 0x01 /* Com1 */ |
| #define IT8987E_SP2 0x02 /* Com2 */ |
| #define IT8987E_SWUC 0x04 /* System Wake-Up */ |
| #define IT8987E_KBCM 0x05 /* PS/2 mouse */ |
| #define IT8987E_KBCK 0x06 /* PS/2 keyboard */ |
| #define IT8987E_IR 0x0a /* Consumer IR */ |
| #define IT8987E_SMFI 0x0f /* Shared Memory/Flash Interface */ |
| #define IT8987E_RTCT 0x10 /* RTC-like Timer */ |
| #define IT8987E_PMC1 0x11 /* Power Management Channel 1 */ |
| #define IT8987E_PMC2 0x12 /* Power Management Channel 2 */ |
| #define IT8987E_SSPI 0x13 /* Serial Peripheral Interface */ |
| #define IT8987E_PECI 0x14 /* Platform EC Interface */ |
| #define IT8987E_PMC3 0x17 /* Power Management Channel 3 */ |
| #define IT8987E_PMC4 0x18 /* Power Management Channel 4 */ |
| #define IT8987E_PMC5 0x19 /* Power Management Channel 5 */ |
| |
| /* Host domain registers. */ |
| #define IT8987_CHIPID1 0x20 /* Device ID register 1 */ |
| #define IT8987_CHIPID2 0x21 /* Device ID register 2 */ |
| |
| /* IT8987 chip ID byte values. */ |
| #define IT8987_CHIPID1_VAL 0x89 |
| #define IT8987_CHIPID2_VAL 0x87 |
| |
| /* EC RAM offsets. */ |
| #define ECRAM_KBL_TIMEOUT 0x07 |
| #define ECRAM_FN_CTRL_REVERSE 0x08 |
| #define ECRAM_FN_LOCK_STATE 0x2C |
| |
| u16 it8987_get_version(void); |
| |
| #endif |
