1 /**
2 * Copyright (c) 2020 HiSilicon (Shanghai) Technologies CO., LIMITED.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 *
15 * Description: PINCTRL Sample Source. \n
16 *
17 * History: \n
18 * 2023-07-27, Create file. \n
19 */
20 #include "pinctrl.h"
21 #include "common_def.h"
22 #include "soc_osal.h"
23 #include "app_init.h"
24
25 #define PINCTRL_PIN_MODE 5
26 #define PINCTRL_PIN_DS 3
27 #define PINCTRL_PIN_PULL 2
28
29 #define PINCTRL_TASK_PRIO 24
30 #define PINCTRL_TASK_STACK_SIZE 0x1000
31
pinctrl_task(const char * arg)32 static void *pinctrl_task(const char *arg)
33 {
34 unused(arg);
35 pin_t pin = CONFIG_PINCTRL_USE_PIN;
36 pin_mode_t mode;
37 pin_drive_strength_t ds;
38 pin_pull_t pull;
39
40 /* PINCTRL init. */
41 uapi_pin_init();
42
43 osal_printk("start get pin<%d> mode!\r\n", pin);
44 mode = uapi_pin_get_mode(pin);
45 osal_printk("the mode of pin<%d> is %d.\r\n", pin, mode);
46 mode = PINCTRL_PIN_MODE;
47 osal_printk("start set pin<%d> mode<%d>!\r\n", pin, mode);
48 if (uapi_pin_set_mode(pin, mode) == ERRCODE_SUCC && uapi_pin_get_mode(pin) == mode) {
49 osal_printk("set pin<%d> mode<%d> succ.\r\n", pin, mode);
50 }
51
52 osal_printk("\r\n");
53 osal_printk("start get pin<%d> driver-strength!\r\n", pin);
54 ds = uapi_pin_get_ds(pin);
55 osal_printk("The driver-strength of pin<%d> is %d.\r\n", pin, ds);
56 ds = PINCTRL_PIN_DS;
57 osal_printk("start set pin<%d> driver-strength<%d>!\r\n", pin, ds);
58 if (uapi_pin_set_ds(pin, ds) == ERRCODE_SUCC && uapi_pin_get_ds(pin) == ds) {
59 osal_printk("set pin<%d> driver-strength<%d> succ.\r\n", pin, ds);
60 }
61
62 osal_printk("\r\n");
63 osal_printk("start get pin<%d> pull/down status!\r\n", pin);
64 pull = uapi_pin_get_pull(pin);
65 osal_printk("The pull/down status of pin<%d> is %d.\r\n", pin, pull);
66 pull = PINCTRL_PIN_PULL;
67 osal_printk("start set pin<%d> pull/down status<%d>!\r\n", pin, pull);
68 if (uapi_pin_set_pull(pin, pull) == ERRCODE_SUCC && uapi_pin_get_pull(pin) == pull) {
69 osal_printk("set pin<%d> pull/down status<%d> succ.\r\n", pin, pull);
70 }
71
72 /* PINCTRL deinit. */
73 uapi_pin_deinit();
74
75 return NULL;
76 }
77
pinctrl_entry(void)78 static void pinctrl_entry(void)
79 {
80 osal_task *task_handle = NULL;
81 osal_kthread_lock();
82 task_handle = osal_kthread_create((osal_kthread_handler)pinctrl_task, 0, "PinctrlTask", PINCTRL_TASK_STACK_SIZE);
83 if (task_handle != NULL) {
84 osal_kthread_set_priority(task_handle, PINCTRL_TASK_PRIO);
85 osal_kfree(task_handle);
86 }
87 osal_kthread_unlock();
88 }
89
90 /* Run the pinctrl_entry. */
91 app_run(pinctrl_entry);