1 #include <rtthread.h>
2
3 #ifdef PKG_USING_RW007
4 #include <rtdevice.h>
5 #include <drv_spi.h>
6 #include <drv_pin.h>
7 #include <board.h>
8 #include <spi_wifi_rw007.h>
9
10 #ifndef PKG_USING_RW007_LATEST_VERSION
11 #error "please select rw007 latest version."
12 #endif
13
14 #define RW007_SPI_BUS_NAME "spi2"
15 #define RW007_CS_PIN GET_PIN(1, 29) /* IOMUXC_UART4_RX_DATA_ECSPI2_SS0 IOMUXC_UART4_RX_DATA_GPIO1_IO29 */
16 #define RW007_INT_BUSY_PIN GET_PIN(5, 0) /* IOMUXC_SNVS_SNVS_TAMPER0_GPIO5_IO00 */
17 #define RW007_RST_PIN GET_PIN(5, 1) /* IOMUXC_SNVS_SNVS_TAMPER1_GPIO5_IO01 */
18
19 extern void spi_wifi_isr(int vector);
20
rw007_gpio_init(void)21 static int rw007_gpio_init(void)
22 {
23 int ret = 0;
24 uint8_t errorCnt = 10;
25 /* Configure IO */
26 rt_pin_mode(RW007_RST_PIN, PIN_MODE_OUTPUT);
27 rt_pin_mode(RW007_INT_BUSY_PIN, PIN_MODE_INPUT_PULLDOWN);
28
29 /* Reset rw007 and config mode */
30 rt_pin_write(RW007_RST_PIN, PIN_LOW);
31 rt_thread_delay(rt_tick_from_millisecond(100));
32 rt_pin_write(RW007_RST_PIN, PIN_HIGH);
33
34 /* Wait rw007 ready(exit busy stat) */
35 while(!rt_pin_read(RW007_INT_BUSY_PIN))
36 {
37 rt_thread_delay(rt_tick_from_millisecond(100));
38 if (errorCnt)
39 {
40 errorCnt--;
41 }
42 else
43 {
44 ret = -1;
45 break;
46 }
47 }
48
49 rt_thread_delay(rt_tick_from_millisecond(200));
50 rt_pin_mode(RW007_INT_BUSY_PIN, PIN_MODE_INPUT_PULLUP);
51 return ret;
52 }
53
wifi_spi_device_init(void)54 int wifi_spi_device_init(void)
55 {
56 char sn_version[32];
57
58 if (rw007_gpio_init() == -1)
59 {
60 rt_hw_wifi_init("rw007 gpio init fault!\n");
61 return -1;
62 }
63 rt_hw_spi_device_attach(RW007_SPI_BUS_NAME, "rw007", RW007_CS_PIN);
64 rt_hw_wifi_init("rw007");
65
66 rt_wlan_set_mode(RT_WLAN_DEVICE_STA_NAME, RT_WLAN_STATION);
67 rt_wlan_set_mode(RT_WLAN_DEVICE_AP_NAME, RT_WLAN_AP);
68
69 rw007_sn_get(sn_version);
70 rt_kprintf("\nrw007 sn: [%s]\n", sn_version);
71 rw007_version_get(sn_version);
72 rt_kprintf("rw007 ver: [%s]\n\n", sn_version);
73
74 #ifdef RW007_DAFAULT_SSID
75 rt_wlan_connect(RW007_DAFAULT_SSID, RW007_DAFAULT_PASSWARD);
76 #endif
77
78 return 0;
79 }
80 INIT_APP_EXPORT(wifi_spi_device_init);
81
int_wifi_irq(void * p)82 static void int_wifi_irq(void * p)
83 {
84 ((void)p);
85 spi_wifi_isr(0);
86 }
87
spi_wifi_hw_init(void)88 void spi_wifi_hw_init(void)
89 {
90 rt_pin_attach_irq(RW007_INT_BUSY_PIN, PIN_IRQ_MODE_FALLING, int_wifi_irq, 0);
91 rt_pin_irq_enable(RW007_INT_BUSY_PIN, RT_TRUE);
92 }
93
94 #endif /* RW007_USING_STM32_DRIVERS */
95