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fix(uart): idf 5.5 new gpio_iomux_* functions #11507

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Merged
merged 8 commits into from
Jun 24, 2025
Merged

fix(uart): idf 5.5 new gpio_iomux_* functions #11507

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50840e4
fix(uart): idf 5.5 new gpio_iomux_* functions
SuGlider Jun 23, 2025
e5a57f5
fix(uart): formatting and style
SuGlider Jun 23, 2025
b95906f
fix(uart): commentaries style fix
SuGlider Jun 23, 2025
b30b7d1
fix(uart): commentaries style fix
SuGlider Jun 23, 2025
9255202
fix(uart): commentaries style fix
SuGlider Jun 23, 2025
054742b
fix(uart): support to any idf 5.x version
SuGlider Jun 23, 2025
85cd26e
fix(uart): changing assert in order to avoid reset
SuGlider Jun 23, 2025
949515b
ci(pre-commit): Apply automatic fixes
pre-commit-ci-lite[bot] Jun 23, 2025
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7 changes: 3 additions & 4 deletions cores/esp32/esp32-hal-uart.c
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Original file line number Diff line number Diff line change
Expand Up @@ -315,14 +315,13 @@ static bool _uartTrySetIomuxPin(uart_port_t uart_num, int io_num, uint32_t idx)
if (upin->iomux_func == -1 || upin->default_gpio == -1 || upin->default_gpio != io_num) {
return false;
}

// Assign the correct function to the GPIO.
assert(upin->iomux_func != -1);
if (uart_num < SOC_UART_HP_NUM) {
gpio_iomux_out(io_num, upin->iomux_func, false);
// If the pin is input, we also have to redirect the signal, in order to bypass the GPIO matrix.
if (upin->input) {
gpio_iomux_in(io_num, upin->signal);
gpio_iomux_input(io_num, upin->iomux_func, upin->signal);
} else {
gpio_iomux_output(io_num, upin->iomux_func);
}
}
#if (SOC_UART_LP_NUM >= 1) && (SOC_RTCIO_PIN_COUNT >= 1)
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