Zephyr API Documentation 4.0.0-rc2
A Scalable Open Source RTOS
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it8xxx2-i2c.h
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1/*
2 * Copyright (c) 2022 ITE Technology Corporation.
3 *
4 * SPDX-License-Identifier: Apache-2.0
5 */
6#ifndef ZEPHYR_INCLUDE_DT_BINDINGS_I2C_IT8XXX2_H_
7#define ZEPHYR_INCLUDE_DT_BINDINGS_I2C_IT8XXX2_H_
8
9
10#define IT8XXX2_ECPM_CGCTRL4R_OFF 0x09
11/*
12 * The clock gate offsets combine the register offset from ECPM_BASE and the
13 * mask within that register into one value. These are used for
14 * clock_enable_peripheral() and clock_disable_peripheral()
15 */
16#define CGC_OFFSET_SMBF ((IT8XXX2_ECPM_CGCTRL4R_OFF << 8) | 0x80)
17#define CGC_OFFSET_SMBE ((IT8XXX2_ECPM_CGCTRL4R_OFF << 8) | 0x40)
18#define CGC_OFFSET_SMBD ((IT8XXX2_ECPM_CGCTRL4R_OFF << 8) | 0x20)
19#define CGC_OFFSET_SMBC ((IT8XXX2_ECPM_CGCTRL4R_OFF << 8) | 0x10)
20#define CGC_OFFSET_SMBB ((IT8XXX2_ECPM_CGCTRL4R_OFF << 8) | 0x08)
21#define CGC_OFFSET_SMBA ((IT8XXX2_ECPM_CGCTRL4R_OFF << 8) | 0x04)
22
23/* I2C channel switch selection */
24#define I2C_CHA_LOCATE 0
25#define I2C_CHB_LOCATE 1
26#define I2C_CHC_LOCATE 2
27#define I2C_CHD_LOCATE 3
28#define I2C_CHE_LOCATE 4
29#define I2C_CHF_LOCATE 5
30
31#endif /* ZEPHYR_INCLUDE_DT_BINDINGS_I2C_IT8XXX2_H_ */