lenovo-yoga-c630.h

 1// SPDX-License-Identifier: GPL-2.0-only
 2/*
 3 * Copyright (c) 2022-2024, Linaro Ltd
 4 * Authors:
 5 *    Bjorn Andersson
 6 *    Dmitry Baryshkov
 7 */
 8
 9#ifndef _LENOVO_YOGA_C630_DATA_H
10#define _LENOVO_YOGA_C630_DATA_H
11
12struct yoga_c630_ec;
13struct notifier_block;
14
15#define YOGA_C630_MOD_NAME	"lenovo_yoga_c630"
16
17#define YOGA_C630_DEV_UCSI	"ucsi"
18#define YOGA_C630_DEV_PSY	"psy"
19
20int yoga_c630_ec_read8(struct yoga_c630_ec *ec, u8 addr);
21int yoga_c630_ec_read16(struct yoga_c630_ec *ec, u8 addr);
22
23int yoga_c630_ec_register_notify(struct yoga_c630_ec *ec, struct notifier_block *nb);
24void yoga_c630_ec_unregister_notify(struct yoga_c630_ec *ec, struct notifier_block *nb);
25
26#define YOGA_C630_UCSI_WRITE_SIZE	8
27#define YOGA_C630_UCSI_CCI_SIZE		4
28#define YOGA_C630_UCSI_DATA_SIZE	16
29#define YOGA_C630_UCSI_READ_SIZE	(YOGA_C630_UCSI_CCI_SIZE + YOGA_C630_UCSI_DATA_SIZE)
30
31u16 yoga_c630_ec_ucsi_get_version(struct yoga_c630_ec *ec);
32int yoga_c630_ec_ucsi_write(struct yoga_c630_ec *ec,
33			    const u8 req[YOGA_C630_UCSI_WRITE_SIZE]);
34int yoga_c630_ec_ucsi_read(struct yoga_c630_ec *ec,
35			   u8 resp[YOGA_C630_UCSI_READ_SIZE]);
36
37#define LENOVO_EC_EVENT_USB		0x20
38#define LENOVO_EC_EVENT_UCSI		0x21
39#define LENOVO_EC_EVENT_HPD		0x22
40#define LENOVO_EC_EVENT_BAT_STATUS	0x24
41#define LENOVO_EC_EVENT_BAT_INFO	0x25
42#define LENOVO_EC_EVENT_BAT_ADPT_STATUS	0x37
43
44#endif