1 /* SPDX-License-Identifier: GPL-2.0 */ 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 10 #define EC_DCON_POWER_MODE 0x26 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 19 struct platform_device; 20 21 struct olpc_ec_driver { 22 int (*probe)(struct platform_device *); 23 int (*suspend)(struct platform_device *); 24 int (*resume)(struct platform_device *); 25 26 int (*ec_cmd)(u8, u8 *, size_t, u8 *, size_t, void *); 27 }; 28 29 #ifdef CONFIG_OLPC 30 31 extern void olpc_ec_driver_register(struct olpc_ec_driver *drv, void *arg); 32 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 */ 44