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Tom Rini10e47792018-05-06 17:58:06 -04001// SPDX-License-Identifier: GPL-2.0+
Simon Glass63b17572014-02-26 15:59:23 -07002/*
3 * Copyright (c) 2013 Google, Inc
4 *
5 * (C) Copyright 2012
6 * Pavel Herrmann <morpheus.ibis@gmail.com>
Simon Glass63b17572014-02-26 15:59:23 -07007 */
8
Tom Riniabb9a042024-05-18 20:20:43 -06009#include <common.h>
Simon Glassed38aef2020-05-10 11:40:03 -060010#include <command.h>
Simon Glassf3cc7422020-07-19 10:15:36 -060011#include <dm.h>
Simon Glass63b17572014-02-26 15:59:23 -070012#include <dm-demo.h>
Joe Hershberger65b905b2015-03-22 17:08:59 -050013#include <mapmem.h>
Simon Glass63b17572014-02-26 15:59:23 -070014#include <asm/io.h>
15
Heiko Schocherb74fcb42014-05-22 12:43:05 +020016struct udevice *demo_dev;
Simon Glass63b17572014-02-26 15:59:23 -070017
Simon Glassed38aef2020-05-10 11:40:03 -060018static int do_demo_hello(struct cmd_tbl *cmdtp, int flag, int argc,
19 char *const argv[])
Simon Glass63b17572014-02-26 15:59:23 -070020{
21 int ch = 0;
22
23 if (argc)
24 ch = *argv[0];
25
26 return demo_hello(demo_dev, ch);
27}
28
Simon Glassed38aef2020-05-10 11:40:03 -060029static int do_demo_status(struct cmd_tbl *cmdtp, int flag, int argc,
30 char *const argv[])
Simon Glass63b17572014-02-26 15:59:23 -070031{
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
Simon Glassed38aef2020-05-10 11:40:03 -060044static int do_demo_light(struct cmd_tbl *cmdtp, int flag, int argc,
45 char *const argv[])
Simon Glass120834d2015-01-05 20:05:31 -070046{
47 int light;
48 int ret;
49
50 if (argc) {
Simon Glass3ff49ec2021-07-24 09:03:29 -060051 light = hextoul(argv[0], NULL);
Simon Glass120834d2015-01-05 20:05:31 -070052 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
Simon Glassed38aef2020-05-10 11:40:03 -060064int do_demo_list(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
Simon Glass63b17572014-02-26 15:59:23 -070065{
Heiko Schocherb74fcb42014-05-22 12:43:05 +020066 struct udevice *dev;
Michal Suchanek1d524ae2022-10-12 21:57:58 +020067 int i, ret, err = 0;
Simon Glass63b17572014-02-26 15:59:23 -070068
69 puts("Demo uclass entries:\n");
70
Michal Suchanek1d524ae2022-10-12 21:57:58 +020071 for (i = 0, ret = uclass_first_device_check(UCLASS_DEMO, &dev);
Simon Glass63b17572014-02-26 15:59:23 -070072 dev;
Michal Suchanek1d524ae2022-10-12 21:57:58 +020073 ret = uclass_next_device_check(&dev)) {
74 printf("entry %d - instance %08x, ops %08x, plat %08x, status %i\n",
Mario Six61efece2018-02-12 08:05:57 +010075 i++, (uint)map_to_sysmem(dev),
76 (uint)map_to_sysmem(dev->driver->ops),
Michal Suchanek1d524ae2022-10-12 21:57:58 +020077 (uint)map_to_sysmem(dev_get_plat(dev)),
78 ret);
79 if (ret)
80 err = ret;
Simon Glass63b17572014-02-26 15:59:23 -070081 }
82
Michal Suchanek1d524ae2022-10-12 21:57:58 +020083 return cmd_process_error(cmdtp, err);
Simon Glass63b17572014-02-26 15:59:23 -070084}
85
Simon Glassed38aef2020-05-10 11:40:03 -060086static struct cmd_tbl demo_commands[] = {
Simon Glass63b17572014-02-26 15:59:23 -070087 U_BOOT_CMD_MKENT(list, 0, 1, do_demo_list, "", ""),
88 U_BOOT_CMD_MKENT(hello, 2, 1, do_demo_hello, "", ""),
Simon Glass120834d2015-01-05 20:05:31 -070089 U_BOOT_CMD_MKENT(light, 2, 1, do_demo_light, "", ""),
Simon Glass63b17572014-02-26 15:59:23 -070090 U_BOOT_CMD_MKENT(status, 1, 1, do_demo_status, "", ""),
91};
92
Simon Glassed38aef2020-05-10 11:40:03 -060093static int do_demo(struct cmd_tbl *cmdtp, int flag, int argc,
94 char *const argv[])
Simon Glass63b17572014-02-26 15:59:23 -070095{
Simon Glassed38aef2020-05-10 11:40:03 -060096 struct cmd_tbl *demo_cmd;
Simon Glass63b17572014-02-26 15:59:23 -070097 int devnum = 0;
98 int ret;
99
100 if (argc < 2)
101 return CMD_RET_USAGE;
102 demo_cmd = find_cmd_tbl(argv[1], demo_commands,
103 ARRAY_SIZE(demo_commands));
104 argc -= 2;
105 argv += 2;
Peter Tyser9001fa12015-02-03 13:18:49 -0600106
107 if ((!demo_cmd || argc > demo_cmd->maxargs) ||
108 ((demo_cmd->name[0] != 'l') && (argc < 1)))
Simon Glass63b17572014-02-26 15:59:23 -0700109 return CMD_RET_USAGE;
110
111 if (argc) {
Simon Glassff9b9032021-07-24 09:03:30 -0600112 devnum = dectoul(argv[0], NULL);
Simon Glass63b17572014-02-26 15:59:23 -0700113 ret = uclass_get_device(UCLASS_DEMO, devnum, &demo_dev);
114 if (ret)
115 return cmd_process_error(cmdtp, ret);
116 argc--;
117 argv++;
Simon Glass120834d2015-01-05 20:05:31 -0700118 } else {
119 demo_dev = NULL;
120 if (demo_cmd->cmd != do_demo_list)
121 return CMD_RET_USAGE;
Simon Glass63b17572014-02-26 15:59:23 -0700122 }
123
124 ret = demo_cmd->cmd(demo_cmd, flag, argc, argv);
125
126 return cmd_process_error(demo_cmd, ret);
127}
128
129U_BOOT_CMD(
130 demo, 4, 1, do_demo,
131 "Driver model (dm) demo operations",
132 "list List available demo devices\n"
133 "demo hello <num> [<char>] Say hello\n"
Simon Glass120834d2015-01-05 20:05:31 -0700134 "demo light [<num>] Set or get the lights\n"
135 "demo status <num> Get demo device status\n"
Simon Glass63b17572014-02-26 15:59:23 -0700136);