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83d290c5 | 1 | // SPDX-License-Identifier: GPL-2.0+ |
39f7611f SG |
2 | /* |
3 | * Copyright (c) 2013 Google, Inc | |
4 | * | |
5 | * (C) Copyright 2012 | |
6 | * Pavel Herrmann <[email protected]> | |
39f7611f SG |
7 | */ |
8 | ||
9 | #include <common.h> | |
09140113 | 10 | #include <command.h> |
82a7697b | 11 | #include <dm.h> |
39f7611f | 12 | #include <dm-demo.h> |
0eb25b61 | 13 | #include <mapmem.h> |
39f7611f SG |
14 | #include <asm/io.h> |
15 | ||
54c5d08a | 16 | struct udevice *demo_dev; |
39f7611f | 17 | |
09140113 SG |
18 | static int do_demo_hello(struct cmd_tbl *cmdtp, int flag, int argc, |
19 | char *const argv[]) | |
39f7611f SG |
20 | { |
21 | int ch = 0; | |
22 | ||
23 | if (argc) | |
24 | ch = *argv[0]; | |
25 | ||
26 | return demo_hello(demo_dev, ch); | |
27 | } | |
28 | ||
09140113 SG |
29 | static int do_demo_status(struct cmd_tbl *cmdtp, int flag, int argc, |
30 | char *const argv[]) | |
39f7611f SG |
31 | { |
32 | int status; | |
33 | int ret; | |
34 | ||
35 | ret = demo_status(demo_dev, &status); | |
36 | if (ret) | |
37 | return ret; | |
38 | ||
39 | printf("Status: %d\n", status); | |
40 | ||
41 | return 0; | |
42 | } | |
43 | ||
09140113 SG |
44 | static int do_demo_light(struct cmd_tbl *cmdtp, int flag, int argc, |
45 | char *const argv[]) | |
a02af4ae SG |
46 | { |
47 | int light; | |
48 | int ret; | |
49 | ||
50 | if (argc) { | |
51 | light = simple_strtoul(argv[0], NULL, 16); | |
52 | ret = demo_set_light(demo_dev, light); | |
53 | } else { | |
54 | ret = demo_get_light(demo_dev); | |
55 | if (ret >= 0) { | |
56 | printf("Light: %x\n", ret); | |
57 | ret = 0; | |
58 | } | |
59 | } | |
60 | ||
61 | return ret; | |
62 | } | |
63 | ||
09140113 | 64 | int do_demo_list(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[]) |
39f7611f | 65 | { |
54c5d08a | 66 | struct udevice *dev; |
39f7611f SG |
67 | int i, ret; |
68 | ||
69 | puts("Demo uclass entries:\n"); | |
70 | ||
71 | for (i = 0, ret = uclass_first_device(UCLASS_DEMO, &dev); | |
72 | dev; | |
73 | ret = uclass_next_device(&dev)) { | |
74 | printf("entry %d - instance %08x, ops %08x, platdata %08x\n", | |
c6b89f31 MS |
75 | i++, (uint)map_to_sysmem(dev), |
76 | (uint)map_to_sysmem(dev->driver->ops), | |
77 | (uint)map_to_sysmem(dev_get_platdata(dev))); | |
39f7611f SG |
78 | } |
79 | ||
80 | return cmd_process_error(cmdtp, ret); | |
81 | } | |
82 | ||
09140113 | 83 | static struct cmd_tbl demo_commands[] = { |
39f7611f SG |
84 | U_BOOT_CMD_MKENT(list, 0, 1, do_demo_list, "", ""), |
85 | U_BOOT_CMD_MKENT(hello, 2, 1, do_demo_hello, "", ""), | |
a02af4ae | 86 | U_BOOT_CMD_MKENT(light, 2, 1, do_demo_light, "", ""), |
39f7611f SG |
87 | U_BOOT_CMD_MKENT(status, 1, 1, do_demo_status, "", ""), |
88 | }; | |
89 | ||
09140113 SG |
90 | static int do_demo(struct cmd_tbl *cmdtp, int flag, int argc, |
91 | char *const argv[]) | |
39f7611f | 92 | { |
09140113 | 93 | struct cmd_tbl *demo_cmd; |
39f7611f SG |
94 | int devnum = 0; |
95 | int ret; | |
96 | ||
97 | if (argc < 2) | |
98 | return CMD_RET_USAGE; | |
99 | demo_cmd = find_cmd_tbl(argv[1], demo_commands, | |
100 | ARRAY_SIZE(demo_commands)); | |
101 | argc -= 2; | |
102 | argv += 2; | |
b922a5f9 PT |
103 | |
104 | if ((!demo_cmd || argc > demo_cmd->maxargs) || | |
105 | ((demo_cmd->name[0] != 'l') && (argc < 1))) | |
39f7611f SG |
106 | return CMD_RET_USAGE; |
107 | ||
108 | if (argc) { | |
109 | devnum = simple_strtoul(argv[0], NULL, 10); | |
110 | ret = uclass_get_device(UCLASS_DEMO, devnum, &demo_dev); | |
111 | if (ret) | |
112 | return cmd_process_error(cmdtp, ret); | |
113 | argc--; | |
114 | argv++; | |
a02af4ae SG |
115 | } else { |
116 | demo_dev = NULL; | |
117 | if (demo_cmd->cmd != do_demo_list) | |
118 | return CMD_RET_USAGE; | |
39f7611f SG |
119 | } |
120 | ||
121 | ret = demo_cmd->cmd(demo_cmd, flag, argc, argv); | |
122 | ||
123 | return cmd_process_error(demo_cmd, ret); | |
124 | } | |
125 | ||
126 | U_BOOT_CMD( | |
127 | demo, 4, 1, do_demo, | |
128 | "Driver model (dm) demo operations", | |
129 | "list List available demo devices\n" | |
130 | "demo hello <num> [<char>] Say hello\n" | |
a02af4ae SG |
131 | "demo light [<num>] Set or get the lights\n" |
132 | "demo status <num> Get demo device status\n" | |
39f7611f | 133 | ); |