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esp32: Add support for ESP32-S3 SoCs.

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Thanks to Seon Rozenblum aka @UnexpectedMaker for the work.

Signed-off-by: Damien George <damien@micropython.org>
This commit is contained in:
Damien George
2021-09-16 22:16:36 +10:00
parent b326edf68c
commit 54d33b266c
7 changed files with 35 additions and 4 deletions
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9
ports/esp32/uart.c
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@@ -45,13 +45,18 @@ void uart_init(void) {
// all code executed in ISR must be in IRAM, and any const data must be in DRAM
STATIC void IRAM_ATTR uart_irq_handler(void *arg) {
volatile uart_dev_t *uart = &UART0;
#if CONFIG_IDF_TARGET_ESP32S3
uart->int_clr.rxfifo_full_int_clr = 1;
uart->int_clr.rxfifo_tout_int_clr = 1;
#else
uart->int_clr.rxfifo_full = 1;
uart->int_clr.frm_err = 1;
uart->int_clr.rxfifo_tout = 1;
uart->int_clr.frm_err = 1;
#endif
while (uart->status.rxfifo_cnt) {
#if CONFIG_IDF_TARGET_ESP32
uint8_t c = uart->fifo.rw_byte;
#elif CONFIG_IDF_TARGET_ESP32C3 || CONFIG_IDF_TARGET_ESP32S2
#elif CONFIG_IDF_TARGET_ESP32C3 || CONFIG_IDF_TARGET_ESP32S2 || CONFIG_IDF_TARGET_ESP32S3
uint8_t c = READ_PERI_REG(UART_FIFO_AHB_REG(0)); // UART0
#endif
if (c == mp_interrupt_char) {