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SPI Slave won't handle CS Interrupt if routed through GPIO Matrix whereas the data lines are on the IO MUX (IDFGH-6768) #8396

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SPI Slave won't handle CS Interrupt if routed through GPIO Matrix whereas the data lines are on the IO MUX (IDFGH-6768) #8396

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2 changes: 1 addition & 1 deletion components/driver/spi_slave.c
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Original file line number Diff line number Diff line change
Expand Up @@ -97,7 +97,7 @@ static void freeze_cs(spi_slave_t *host)
// This is used in test by internal gpio matrix connections
static inline void restore_cs(spi_slave_t *host)
{
if (bus_is_iomux(host)) {
if (host->cfg.spics_io_num == spi_periph_signal[host->id].spics0_iomux_pin) {
gpio_iomux_in(host->cfg.spics_io_num, spi_periph_signal[host->id].spics_in);
} else {
esp_rom_gpio_connect_in_signal(host->cfg.spics_io_num, spi_periph_signal[host->id].spics_in, false);
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