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Andres Salomon392a3252012-07-10 19:31:51 -07001#ifndef _LINUX_OLPC_EC_H
2#define _LINUX_OLPC_EC_H
3
4/* XO-1 EC commands */
5#define EC_FIRMWARE_REV 0x08
6#define EC_WRITE_SCI_MASK 0x1b
7#define EC_WAKE_UP_WLAN 0x24
8#define EC_WLAN_LEAVE_RESET 0x25
9#define EC_READ_EB_MODE 0x2a
10#define EC_SET_SCI_INHIBIT 0x32
11#define EC_SET_SCI_INHIBIT_RELEASE 0x34
12#define EC_WLAN_ENTER_RESET 0x35
13#define EC_WRITE_EXT_SCI_MASK 0x38
14#define EC_SCI_QUERY 0x84
15#define EC_EXT_SCI_QUERY 0x85
16
Andres Salomonac250412012-07-13 05:57:17 -070017struct platform_device;
18
Andres Salomon3d26c202012-07-11 17:40:25 -070019struct olpc_ec_driver {
Andres Salomonac250412012-07-13 05:57:17 -070020 int (*probe)(struct platform_device *);
21 int (*suspend)(struct platform_device *);
22 int (*resume)(struct platform_device *);
23
Andres Salomon3d26c202012-07-11 17:40:25 -070024 int (*ec_cmd)(u8, u8 *, size_t, u8 *, size_t, void *);
25};
26
Andres Salomon392a3252012-07-10 19:31:51 -070027#ifdef CONFIG_OLPC
28
Andres Salomon3d26c202012-07-11 17:40:25 -070029extern void olpc_ec_driver_register(struct olpc_ec_driver *drv, void *arg);
30
Andres Salomon392a3252012-07-10 19:31:51 -070031extern int olpc_ec_cmd(u8 cmd, u8 *inbuf, size_t inlen, u8 *outbuf,
32 size_t outlen);
33
34#else
35
36static inline int olpc_ec_cmd(u8 cmd, u8 *inbuf, size_t inlen, u8 *outbuf,
37 size_t outlen) { return -ENODEV; }
38
39#endif /* CONFIG_OLPC */
40
41#endif /* _LINUX_OLPC_EC_H */