xref: /OK3568_Linux_fs/u-boot/test/rockchip/test-power.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1 /*
2  * (C) Copyright 2019 Rockchip Electronics Co., Ltd
3  *
4  * SPDX-License-Identifier:     GPL-2.0+
5  */
6 
7 #include <common.h>
8 #include <console.h>
9 #include <dm.h>
10 #include <thermal.h>
11 #include <wdt.h>
12 #include <asm/io.h>
13 #include <power/pmic.h>
14 #include <power/regulator.h>
15 #include "test-rockchip.h"
16 
17 #ifdef CONFIG_DM_REGULATOR
regulator_change_voltage(struct udevice * dev)18 static int regulator_change_voltage(struct udevice *dev)
19 {
20 	struct dm_regulator_uclass_platdata *uc_pdata;
21 	int uV, save_uV, step_uV = 12500;
22 	int i, ret;
23 
24 	uc_pdata = dev_get_uclass_platdata(dev);
25 
26 	/* Only voltage changeable regulator will be tested! */
27 	if ((uc_pdata->max_uV == uc_pdata->min_uV) ||
28 	    !regulator_get_enable(dev) || strncmp("DCDC", dev->name, 4))
29 		return 0;
30 
31 	/* Test get/set() */
32 	save_uV = regulator_get_value(dev);
33 	if (save_uV < 0) {
34 		ut_err("regulator: failed to get volt, ret=%d\n", save_uV);
35 		return save_uV;
36 	}
37 
38 	ret = regulator_set_value(dev, save_uV);
39 	if (ret < 0) {
40 		ut_err("regulator: failed to set volt, ret=%d\n", ret);
41 		return ret;
42 	}
43 
44 	for (i = 1; i < 4; i++) {
45 		uV = regulator_get_value(dev);
46 		regulator_set_value(dev, uV + step_uV * i);
47 		printf("%s@%s: set %d uV -> %d uV; read back %d uV\n",
48 		       dev->name, uc_pdata->name, uV, uV + step_uV * i,
49 		       regulator_get_value(dev));
50 
51 		if ((uV + step_uV * i) != regulator_get_value(dev)) {
52 			ut_err("regulator: %s@%s failed to set volt\n",
53 			       dev->name, uc_pdata->name);
54 			ret = -EINVAL;
55 			break;
56 		}
57 	}
58 
59 	regulator_set_value(dev, save_uV);
60 
61 	return ret;
62 }
63 
do_test_regulator(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])64 static int do_test_regulator(cmd_tbl_t *cmdtp, int flag,
65 			     int argc, char *const argv[])
66 {
67 	struct udevice *dev;
68 	struct uclass *uc;
69 	int ret;
70 
71 	ret = uclass_get(UCLASS_REGULATOR, &uc);
72 	if (ret) {
73 		ut_err("regulator: failed to get uclass, ret=%d\n", ret);
74 		return ret;
75 	}
76 
77 	for (uclass_first_device(UCLASS_REGULATOR, &dev);
78 	     dev;
79 	     uclass_next_device(&dev)) {
80 		ret = regulator_change_voltage(dev);
81 		if (ret) {
82 			ut_err("regulator: failed to change volt, ret=%d\n", ret);
83 			return ret;
84 		}
85 	}
86 
87 	return 0;
88 }
89 #endif
90 
91 #ifdef CONFIG_DM_RESET
do_test_reset(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])92 static int do_test_reset(cmd_tbl_t *cmdtp, int flag,
93 			 int argc, char *const argv[])
94 {
95 	return run_command("reset", 0);
96 }
97 #endif
98 
99 #ifdef CONFIG_CMD_DVFS
do_test_dvfs(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])100 static int do_test_dvfs(cmd_tbl_t *cmdtp, int flag,
101 			int argc, char *const argv[])
102 {
103 	return run_command("dvfs", 0);
104 }
105 #endif
106 
107 #if defined(CONFIG_WDT)
do_test_wdt(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])108 static int do_test_wdt(cmd_tbl_t *cmdtp, int flag,
109 		       int argc, char *const argv[])
110 {
111 	struct udevice *dev;
112 	int ret;
113 	int i;
114 
115 	ret = uclass_get_device(UCLASS_WDT, 0, &dev);
116 	if (ret) {
117 		if (ret != -ENODEV)
118 			ut_err("wdt: failed to get device, ret=%d\n", ret);
119 		return ret;
120 	}
121 
122 	wdt_start(dev, 5000, 0);
123 
124 	for (i = 0; i < 5; i++) {
125 		printf("%s, Ping\n", dev->name);
126 		wdt_reset(dev);
127 		mdelay(1000);
128 	}
129 
130 	printf("Watchdog would reset system 5s later\n");
131 	printf("Wait reboot");
132 	while(1){
133 		printf(".");
134 		mdelay(500);
135 	}
136 
137 	return 0;
138 }
139 #endif
140 
141 #ifdef CONFIG_DM_THERMAL
do_test_thermal(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])142 static int do_test_thermal(cmd_tbl_t *cmdtp, int flag,
143 			   int argc, char *const argv[])
144 {
145 	struct udevice *dev;
146 	int ret, temp;
147 
148 	ret = uclass_get_device(UCLASS_THERMAL, 0, &dev);
149 	if (ret) {
150 		ut_err("thermal: failed to get device, ret=%d\n", ret);
151 		return ret;
152 	}
153 
154 	ret = thermal_get_temp(dev, &temp);
155 	if (ret) {
156 		ut_err("thermal: failed to get temperature, ret=%d\n", ret);
157 		return ret;
158 	}
159 
160 	printf("Get temperature: %d'c\n", temp);
161 
162 	return 0;
163 }
164 #endif
165 
166 #ifdef CONFIG_CMD_PMIC
do_test_pmic(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])167 static int do_test_pmic(cmd_tbl_t *cmdtp, int flag,
168 			int argc, char *const argv[])
169 {
170 	struct udevice *dev;
171 	struct uclass *uc;
172 	int ret;
173 
174 	ret = uclass_get(UCLASS_PMIC, &uc);
175 	if (ret)
176 		return ret;
177 
178 	for (uclass_first_device(UCLASS_PMIC, &dev);
179 	     dev;
180 	     uclass_next_device(&dev)) {
181 		env_set("this_pmic", dev->name);
182 		run_command("pmic dev $this_pmic", 0);
183 		ret = run_command("pmic dump", 0);
184 		if (ret) {
185 			ut_err("pmic: failed to dump register, ret=%d\n", ret);
186 			goto out;
187 		}
188 	}
189 
190 out:
191 	env_set("this_pmic", NULL);
192 
193 	return ret;
194 }
195 #endif
196 
197 #ifdef CONFIG_DM_CHARGE_DISPLAY
do_test_charge(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])198 static int do_test_charge(cmd_tbl_t *cmdtp, int flag,
199 			  int argc, char *const argv[])
200 {
201 	/* TODO */
202 	return 0;
203 }
204 #endif
205 
206 static cmd_tbl_t sub_cmd[] = {
207 #ifdef CONFIG_CMD_CHARGE_DISPLAY
208 	UNIT_CMD_ATTR_DEFINE(charge, 0, CMD_FLG_NORETURN),
209 #endif
210 #ifdef CONFIG_CMD_DVFS
211 	UNIT_CMD_DEFINE(dvfs, 0),
212 #endif
213 #ifdef CONFIG_CMD_PMIC
214 	UNIT_CMD_DEFINE(pmic, 0),
215 #endif
216 #ifdef CONFIG_DM_RESET
217 	UNIT_CMD_ATTR_DEFINE(reset, 0, CMD_FLG_NORETURN),
218 #endif
219 #ifdef CONFIG_DM_REGULATOR
220 	UNIT_CMD_ATTR_DEFINE(regulator, 0, CMD_FLG_INTERACTIVE),
221 #endif
222 #ifdef CONFIG_DM_THERMAL
223 	UNIT_CMD_DEFINE(thermal, 0),
224 #endif
225 #if defined(CONFIG_WDT)
226 	UNIT_CMD_DEFINE(wdt, 0),
227 #endif
228 #ifdef CONFIG_DM_CHARGE_DISPLAY
229 	UNIT_CMD_DEFINE(charge, 0),
230 #endif
231 };
232 
233 static char sub_cmd_help[] =
234 #ifdef CONFIG_CMD_CHARGE_DISPLAY
235 "    [i] rktest charge                      - test charge animation\n"
236 #endif
237 #ifdef CONFIG_CMD_DVFS
238 "    [.] rktest dvfs                        - test rockchip wide temperature dvfs\n"
239 #endif
240 #ifdef CONFIG_CMD_PMIC
241 "    [.] rktest pmic                        - test pmic, dump registers\n"
242 #endif
243 #ifdef CONFIG_DM_RESET
244 "    [n] rktest reset                       - test sysreset\n"
245 #endif
246 #ifdef CONFIG_DM_REGULATOR
247 "    [i] rktest regulator                   - test regulator set and show\n"
248 #endif
249 #ifdef CONFIG_DM_THERMAL
250 "    [.] rktest thermal                     - test thermal, getting temperature\n"
251 #endif
252 ;
253 
254 const struct cmd_group cmd_grp_power = {
255 	.id	= TEST_ID_POWER,
256 	.help	= sub_cmd_help,
257 	.cmd	= sub_cmd,
258 	.cmd_n	= ARRAY_SIZE(sub_cmd),
259 };
260