xref: /linux/include/linux/firmware/meson/meson_sm.h (revision 71e2f4dd5a65bd8dbca0b77661e75eea471168f8)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * Copyright (C) 2016 Endless Mobile, Inc.
4  * Author: Carlo Caione <carlo@endlessm.com>
5  */
6 
7 #ifndef _MESON_SM_FW_H_
8 #define _MESON_SM_FW_H_
9 
10 enum {
11 	SM_EFUSE_READ,
12 	SM_EFUSE_WRITE,
13 	SM_EFUSE_USER_MAX,
14 	SM_GET_CHIP_ID,
15 };
16 
17 struct meson_sm_firmware;
18 
19 int meson_sm_call(unsigned int cmd_index, u32 *ret, u32 arg0, u32 arg1,
20 		  u32 arg2, u32 arg3, u32 arg4);
21 int meson_sm_call_write(void *buffer, unsigned int b_size, unsigned int cmd_index,
22 			u32 arg0, u32 arg1, u32 arg2, u32 arg3, u32 arg4);
23 int meson_sm_call_read(void *buffer, unsigned int bsize, unsigned int cmd_index,
24 		       u32 arg0, u32 arg1, u32 arg2, u32 arg3, u32 arg4);
25 
26 #endif /* _MESON_SM_FW_H_ */
27