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feat(esp8266): Add configuration for UART baudrate
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donghengqaz committed Sep 7, 2018
1 parent 7679495 commit ea04975
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Showing 6 changed files with 12 additions and 8 deletions.
5 changes: 2 additions & 3 deletions components/bootloader_support/src/bootloader_init.c
Original file line number Diff line number Diff line change
Expand Up @@ -553,7 +553,6 @@ void __assert_func(const char *file, int line, const char *func, const char *exp
#include "esp8266/pin_mux_register.h"
#include "esp8266/rom_functions.h"

#define CONFIG_CONSOLE_UART_BAUDRATE 74880
#define BOOTLOADER_CONSOLE_CLK_FREQ 52 * 1000 * 1000

extern int _bss_start;
Expand All @@ -575,8 +574,6 @@ static void uart_console_configure(void)
CLEAR_PERI_REG_MASK(UART_CONF1(CONFIG_CONSOLE_UART_NUM), UART_RX_FLOW_EN);
CLEAR_PERI_REG_MASK(UART_CONF0(CONFIG_CONSOLE_UART_NUM), UART_TX_FLOW_EN);

uart_div_modify(CONFIG_CONSOLE_UART_NUM, BOOTLOADER_CONSOLE_CLK_FREQ / CONFIG_CONSOLE_UART_BAUDRATE);

WRITE_PERI_REG(UART_CONF0(CONFIG_CONSOLE_UART_NUM),
0 // None parity
| (1 << 4) // 1-bit stop
Expand All @@ -587,6 +584,8 @@ static void uart_console_configure(void)
SET_PERI_REG_MASK(UART_CONF0(CONFIG_CONSOLE_UART_NUM), UART_RXFIFO_RST | UART_TXFIFO_RST);
CLEAR_PERI_REG_MASK(UART_CONF0(CONFIG_CONSOLE_UART_NUM), UART_RXFIFO_RST | UART_TXFIFO_RST);
#endif

uart_div_modify(CONFIG_CONSOLE_UART_NUM, BOOTLOADER_CONSOLE_CLK_FREQ / CONFIG_CONSOLE_UART_BAUDRATE);
}

esp_err_t bootloader_init()
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9 changes: 7 additions & 2 deletions components/esp8266/Kconfig
Original file line number Diff line number Diff line change
Expand Up @@ -35,8 +35,6 @@ config SOC_FULL_ICACHE
Enable this option, full 32 KB iram instead of 16 KB iram will be used as icache, so the heap use can use
may reduce a lot.

endmenu

choice CONSOLE_UART_NUM
prompt "UART peripheral to use for console output (0-1)"
default CONSOLE_UART_CUSTOM_NUM_0
Expand All @@ -54,6 +52,13 @@ config CONSOLE_UART_NUM
default 0 if CONSOLE_UART_CUSTOM_NUM_0
default 1 if CONSOLE_UART_CUSTOM_NUM_1

config CONSOLE_UART_BAUDRATE
int "UART console baud rate"
default 74880
range 1200 4000000

endmenu

menu WIFI

config SCAN_AP_MAX
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2 changes: 1 addition & 1 deletion components/esp8266/lib/VERSION
Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
gwen:
crypto: 8943c89
core: 782e796
core: 4be8e4a
net80211: 5319ba0
pp: 830c0c8
smartconfig:68bd9c5
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Binary file modified components/esp8266/lib/libcore.a
Binary file not shown.
2 changes: 1 addition & 1 deletion components/esp8266/source/phy.h
Original file line number Diff line number Diff line change
Expand Up @@ -30,7 +30,7 @@ void write_data_to_rtc(uint8_t *);

void get_data_from_rtc(uint8_t *);

uint8_t chip_init(uint8_t* init_data, uint8_t *mac);
uint8_t chip_init(uint8_t* init_data, uint8_t *mac, uint32_t uart_baudrate);

#ifdef __cplusplus
}
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2 changes: 1 addition & 1 deletion components/esp8266/source/phy_init.c
Original file line number Diff line number Diff line change
Expand Up @@ -84,7 +84,7 @@ esp_err_t esp_phy_rf_init(const esp_phy_init_data_t *init_data, esp_phy_calibrat
}

esp_efuse_mac_get_default(sta_mac);
chip_init(local_init_data, sta_mac);
chip_init(local_init_data, sta_mac, CONFIG_CONSOLE_UART_BAUDRATE);
get_data_from_rtc((uint8_t *)calibration_data);

memcpy(rx_gain_dc_table, calibration_data->rx_gain_dc_table, 4 * 125);
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