espressif/ESP8266_RTOS_SDK
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feat(esp8266): init uart before phy init

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This commit is contained in:
Zhang Jun Hao
2020-06-09 15:17:46 +08:00
parent 98df026b68
commit 068901a8a7
3 changed files with 35 additions and 0 deletions
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28
components/esp8266/source/phy_init.c
View File

@ -394,3 +394,31 @@ int phy_printf(const char *fmt, ...)
{
return 0;
}
void esp_phy_init_clk(void)
{
uint8_t buf[128];
const esp_phy_init_data_t *init_data;
#ifdef CONFIG_CONSOLE_UART_BAUDRATE
const uint32_t uart_baudrate = CONFIG_CONSOLE_UART_BAUDRATE;
#else
const uint32_t uart_baudrate = 74880; // ROM default baudrate
#endif
init_data = esp_phy_get_init_data();
if (init_data == NULL) {
ESP_LOGE(TAG, "failed to obtain PHY init data");
abort();
}
memcpy(buf, init_data->params, 128);
uart_tx_wait_idle(0);
uart_div_modify(0, UART_CLK_FREQ / uart_baudrate);
uart_tx_wait_idle(1);
uart_div_modify(1, UART_CLK_FREQ / uart_baudrate);
rtc_init_clk(buf);
esp_phy_release_init_data(init_data);
}

2
components/esp8266/source/startup.c
View File

@ -89,6 +89,8 @@ static void user_init_entry(void *param)
esp_wifi_set_rx_pbuf_mem_type(WIFI_RX_PBUF_DRAM);
esp_phy_init_clk();
#if CONFIG_RESET_REASON
esp_reset_reason_init();
#endif