forked from espressif/arduino-esp32
Initial Esp32c3 Support (#5060)
This commit is contained in:
@ -23,19 +23,25 @@
|
||||
#include "soc/uart_struct.h"
|
||||
#include "soc/io_mux_reg.h"
|
||||
#include "soc/gpio_sig_map.h"
|
||||
#include "soc/dport_reg.h"
|
||||
#include "soc/rtc.h"
|
||||
#include "hal/uart_ll.h"
|
||||
#include "esp_intr_alloc.h"
|
||||
|
||||
#include "esp_system.h"
|
||||
#ifdef ESP_IDF_VERSION_MAJOR // IDF 4+
|
||||
#if CONFIG_IDF_TARGET_ESP32 // ESP32/PICO-D4
|
||||
#include "soc/dport_reg.h"
|
||||
#include "esp32/rom/ets_sys.h"
|
||||
#include "esp32/rom/uart.h"
|
||||
#elif CONFIG_IDF_TARGET_ESP32S2
|
||||
#include "soc/dport_reg.h"
|
||||
#include "esp32s2/rom/ets_sys.h"
|
||||
#include "esp32s2/rom/uart.h"
|
||||
#include "soc/periph_defs.h"
|
||||
#elif CONFIG_IDF_TARGET_ESP32C3
|
||||
#include "esp32c3/rom/ets_sys.h"
|
||||
#include "esp32c3/rom/uart.h"
|
||||
#include "soc/periph_defs.h"
|
||||
#else
|
||||
#error Target CONFIG_IDF_TARGET is not supported
|
||||
#endif
|
||||
@ -45,18 +51,24 @@
|
||||
#include "esp_intr.h"
|
||||
#endif
|
||||
|
||||
#if CONFIG_IDF_TARGET_ESP32S2
|
||||
#if CONFIG_IDF_TARGET_ESP32
|
||||
#define UART_PORTS_NUM 3
|
||||
#define UART_REG_BASE(u) ((u==0)?DR_REG_UART_BASE:( (u==1)?DR_REG_UART1_BASE:( (u==2)?DR_REG_UART2_BASE:0)))
|
||||
#define UART_RXD_IDX(u) ((u==0)?U0RXD_IN_IDX:( (u==1)?U1RXD_IN_IDX:( (u==2)?U2RXD_IN_IDX:0)))
|
||||
#define UART_TXD_IDX(u) ((u==0)?U0TXD_OUT_IDX:( (u==1)?U1TXD_OUT_IDX:( (u==2)?U2TXD_OUT_IDX:0)))
|
||||
#define UART_INTR_SOURCE(u) ((u==0)?ETS_UART0_INTR_SOURCE:( (u==1)?ETS_UART1_INTR_SOURCE:((u==2)?ETS_UART2_INTR_SOURCE:0)))
|
||||
#elif CONFIG_IDF_TARGET_ESP32S2
|
||||
#define UART_PORTS_NUM 2
|
||||
#define UART_REG_BASE(u) ((u==0)?DR_REG_UART_BASE:( (u==1)?DR_REG_UART1_BASE:0))
|
||||
#define UART_RXD_IDX(u) ((u==0)?U0RXD_IN_IDX:( (u==1)?U1RXD_IN_IDX:0))
|
||||
#define UART_TXD_IDX(u) ((u==0)?U0TXD_OUT_IDX:( (u==1)?U1TXD_OUT_IDX:0))
|
||||
#define UART_INTR_SOURCE(u) ((u==0)?ETS_UART0_INTR_SOURCE:( (u==1)?ETS_UART1_INTR_SOURCE:0))
|
||||
#else
|
||||
#define UART_PORTS_NUM 3
|
||||
#define UART_REG_BASE(u) ((u==0)?DR_REG_UART_BASE:( (u==1)?DR_REG_UART1_BASE:( (u==2)?DR_REG_UART2_BASE:0)))
|
||||
#define UART_RXD_IDX(u) ((u==0)?U0RXD_IN_IDX:( (u==1)?U1RXD_IN_IDX:( (u==2)?U2RXD_IN_IDX:0)))
|
||||
#define UART_TXD_IDX(u) ((u==0)?U0TXD_OUT_IDX:( (u==1)?U1TXD_OUT_IDX:( (u==2)?U2TXD_OUT_IDX:0)))
|
||||
#define UART_INTR_SOURCE(u) ((u==0)?ETS_UART0_INTR_SOURCE:( (u==1)?ETS_UART1_INTR_SOURCE:((u==2)?ETS_UART2_INTR_SOURCE:0)))
|
||||
#define UART_PORTS_NUM 2
|
||||
#define UART_REG_BASE(u) ((u==0)?DR_REG_UART_BASE:( (u==1)?DR_REG_UART1_BASE:0))
|
||||
#define UART_RXD_IDX(u) ((u==0)?U0RXD_IN_IDX:( (u==1)?U1RXD_IN_IDX:0))
|
||||
#define UART_TXD_IDX(u) ((u==0)?U0TXD_OUT_IDX:( (u==1)?U1TXD_OUT_IDX:0))
|
||||
#define UART_INTR_SOURCE(u) ((u==0)?ETS_UART0_INTR_SOURCE:( (u==1)?ETS_UART1_INTR_SOURCE:0))
|
||||
#endif
|
||||
|
||||
static int s_uart_debug_nr = 0;
|
||||
@ -225,6 +237,9 @@ uart_t* uartBegin(uint8_t uart_nr, uint32_t baudrate, uint32_t config, int8_t rx
|
||||
return NULL;
|
||||
}
|
||||
}
|
||||
#if CONFIG_IDF_TARGET_ESP32C3
|
||||
|
||||
#else
|
||||
if(uart_nr == 1){
|
||||
DPORT_SET_PERI_REG_MASK(DPORT_PERIP_CLK_EN_REG, DPORT_UART1_CLK_EN);
|
||||
DPORT_CLEAR_PERI_REG_MASK(DPORT_PERIP_RST_EN_REG, DPORT_UART1_RST);
|
||||
@ -237,6 +252,7 @@ uart_t* uartBegin(uint8_t uart_nr, uint32_t baudrate, uint32_t config, int8_t rx
|
||||
DPORT_SET_PERI_REG_MASK(DPORT_PERIP_CLK_EN_REG, DPORT_UART_CLK_EN);
|
||||
DPORT_CLEAR_PERI_REG_MASK(DPORT_PERIP_RST_EN_REG, DPORT_UART_RST);
|
||||
}
|
||||
#endif
|
||||
uartFlush(uart);
|
||||
uartSetBaudRate(uart, baudrate);
|
||||
UART_MUTEX_LOCK();
|
||||
@ -477,9 +493,7 @@ void uartSetBaudRate(uart_t* uart, uint32_t baud_rate)
|
||||
return;
|
||||
}
|
||||
UART_MUTEX_LOCK();
|
||||
uint32_t clk_div = ((getApbFrequency()<<4)/baud_rate);
|
||||
uart->dev->clk_div.div_int = clk_div>>4 ;
|
||||
uart->dev->clk_div.div_frag = clk_div & 0xf;
|
||||
uart_ll_set_baudrate(uart->dev, baud_rate);
|
||||
UART_MUTEX_UNLOCK();
|
||||
}
|
||||
|
||||
@ -676,15 +690,17 @@ unsigned long uartBaudrateDetect(uart_t *uart, bool flg)
|
||||
*/
|
||||
void uartStartDetectBaudrate(uart_t *uart) {
|
||||
if(!uart) return;
|
||||
|
||||
#ifndef CONFIG_IDF_TARGET_ESP32C3
|
||||
uart->dev->auto_baud.glitch_filt = 0x08;
|
||||
uart->dev->auto_baud.en = 0;
|
||||
uart->dev->auto_baud.en = 1;
|
||||
#endif
|
||||
}
|
||||
|
||||
unsigned long
|
||||
uartDetectBaudrate(uart_t *uart)
|
||||
{
|
||||
#ifndef CONFIG_IDF_TARGET_ESP32C3
|
||||
static bool uartStateDetectingBaudrate = false;
|
||||
|
||||
if(!uartStateDetectingBaudrate) {
|
||||
@ -719,6 +735,9 @@ uartDetectBaudrate(uart_t *uart)
|
||||
}
|
||||
|
||||
return default_rates[i];
|
||||
#else
|
||||
return 0;
|
||||
#endif
|
||||
}
|
||||
|
||||
/*
|
||||
|
Reference in New Issue
Block a user