1 // SPDX-License-Identifier:    GPL-2.0
2 /*
3  * Copyright (C) 2019 Marvell International Ltd.
4  *
5  * https://spdx.org/licenses
6  */
7 
8 #include <dm.h>
9 #include <dm/util.h>
10 #include <errno.h>
11 #include <malloc.h>
12 #include <asm/io.h>
13 #include <asm/arch/soc.h>
14 #include <asm/arch/board.h>
15 
read_platform(void)16 int read_platform(void)
17 {
18 	int plat = PLATFORM_HW;
19 
20 	const char *model = fdt_get_board_model();
21 
22 	if (model && !strncmp(model, "ASIM-", 5))
23 		plat = PLATFORM_ASIM;
24 	if (model && !strncmp(model, "EMUL-", 5))
25 		plat = PLATFORM_EMULATOR;
26 	return plat;
27 }
28 
read_midr(void)29 static inline u64 read_midr(void)
30 {
31 	u64 result;
32 
33 	asm ("mrs %[rd],MIDR_EL1" : [rd] "=r" (result));
34 	return result;
35 }
36 
read_partnum(void)37 u8 read_partnum(void)
38 {
39 	return ((read_midr() >> 4) & 0xFF);
40 }
41 
read_board_name(void)42 const char *read_board_name(void)
43 {
44 	return fdt_get_board_model();
45 }
46 
read_alt_pkg(void)47 bool read_alt_pkg(void)
48 {
49 	return false;
50 }
51