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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
392a325c AS |
2 | #ifndef _LINUX_OLPC_EC_H |
3 | #define _LINUX_OLPC_EC_H | |
4 | ||
5 | /* XO-1 EC commands */ | |
6 | #define EC_FIRMWARE_REV 0x08 | |
7 | #define EC_WRITE_SCI_MASK 0x1b | |
8 | #define EC_WAKE_UP_WLAN 0x24 | |
9 | #define EC_WLAN_LEAVE_RESET 0x25 | |
98d4f93c | 10 | #define EC_DCON_POWER_MODE 0x26 |
392a325c AS |
11 | #define EC_READ_EB_MODE 0x2a |
12 | #define EC_SET_SCI_INHIBIT 0x32 | |
13 | #define EC_SET_SCI_INHIBIT_RELEASE 0x34 | |
14 | #define EC_WLAN_ENTER_RESET 0x35 | |
15 | #define EC_WRITE_EXT_SCI_MASK 0x38 | |
16 | #define EC_SCI_QUERY 0x84 | |
17 | #define EC_EXT_SCI_QUERY 0x85 | |
18 | ||
ac250415 AS |
19 | struct platform_device; |
20 | ||
3d26c20b | 21 | struct olpc_ec_driver { |
ac250415 AS |
22 | int (*probe)(struct platform_device *); |
23 | int (*suspend)(struct platform_device *); | |
24 | int (*resume)(struct platform_device *); | |
25 | ||
3d26c20b AS |
26 | int (*ec_cmd)(u8, u8 *, size_t, u8 *, size_t, void *); |
27 | }; | |
28 | ||
392a325c AS |
29 | #ifdef CONFIG_OLPC |
30 | ||
3d26c20b AS |
31 | extern void olpc_ec_driver_register(struct olpc_ec_driver *drv, void *arg); |
32 | ||
392a325c AS |
33 | extern int olpc_ec_cmd(u8 cmd, u8 *inbuf, size_t inlen, u8 *outbuf, |
34 | size_t outlen); | |
35 | ||
36 | #else | |
37 | ||
38 | static inline int olpc_ec_cmd(u8 cmd, u8 *inbuf, size_t inlen, u8 *outbuf, | |
39 | size_t outlen) { return -ENODEV; } | |
40 | ||
41 | #endif /* CONFIG_OLPC */ | |
42 | ||
43 | #endif /* _LINUX_OLPC_EC_H */ |