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CST816 workarounds #828

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CST816 workarounds #828

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3f8aaba
fw/boards: enable CST816 INT pull-up
gmarull Feb 13, 2026
cea95ff
fw/drivers/touch/cst816: remove set_enabled implementation
gmarull Feb 13, 2026
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1 change: 1 addition & 0 deletions src/fw/board/boards/board_getafix.c
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Original file line number Diff line number Diff line change
Expand Up @@ -372,6 +372,7 @@ static const TouchSensor s_touch_cst816 = {
.int_exti = {
.peripheral = hwp_gpio1,
.gpio_pin = 38,
.pull = GPIO_PuPd_UP,
},
.reset = {
.gpio = hwp_gpio1,
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1 change: 1 addition & 0 deletions src/fw/board/boards/board_obelix.c
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Expand Up @@ -500,6 +500,7 @@ static const TouchSensor touch_cst816 = {
.int_exti = {
.peripheral = hwp_gpio1,
.gpio_pin = 27,
.pull = GPIO_PuPd_UP,
},
};

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9 changes: 1 addition & 8 deletions src/fw/drivers/touch/cst816/cst816.c
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Expand Up @@ -287,12 +287,5 @@ static void prv_exti_cb(bool *should_context_switch) {
}

void touch_sensor_set_enabled(bool enabled) {
if (enabled) {
cst816_hw_reset();
exti_enable(CST816->int_exti);
} else {
uint8_t data = CST816_POWER_MODE_SLEEP;
bool rv = prv_write_data(CST816_POWER_MODE_REG, &data, 1, 1);
exti_disable(CST816->int_exti);
}
// TODO(CST816): provide implementation (old had some issues)
}
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