Skip to content

esp32: disconnect pad from RMT during disable call #59

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
loopj merged 1 commit into from
Sep 22, 2026
Merged

esp32: disconnect pad from RMT during disable call #59

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
4 changes: 3 additions & 1 deletion src/backend/esp32/joybus.c
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -19,6 +19,7 @@
#include <hal/gpio_ll.h>
#include <hal/rmt_ll.h>
#include <soc/clk_tree_defs.h>
#include <soc/gpio_sig_map.h>
#include <soc/soc_caps.h>

#if !SOC_RMT_SUPPORT_RX_PINGPONG
Expand Down Expand Up @@ -660,7 +661,8 @@ static int joybus_esp32_disable(struct joybus *bus)
rmt_ll_rx_enable(&RMT, data->rmt_rx_ch, false);
rmt_ll_tx_stop(&RMT, data->rmt_tx_ch);

// Stop driving the line
// Hand the pad back to GPIO, since a pad routed to a peripheral takes its output enable from it
esp_rom_gpio_connect_out_signal(data->gpio, SIG_GPIO_OUT_IDX, false, false);
gpio_ll_output_disable(&GPIO, data->gpio);

// Disable interrupts for this bus's channels
Expand Down
Loading