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GPIO descriptor fixes (#578)

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This commit is contained in:
Ken Van Hoeylandt
2026-07-22 22:43:34 +02:00
committed by GitHub
parent a3fda9ad8f
commit 8b92aa8e5a
116 changed files with 376 additions and 541 deletions
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Devices/m5stack-tab5/Source/devices/devices_v1.cpp
+2 -5
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@@ -36,14 +36,14 @@ static void apply_gt911_int_workaround() {
LOG_W(TAG, "display_detect: gpio0 not found, GT911 INT workaround not applied");
return;
}
auto* int_pin = gpio_descriptor_acquire(gpio0, 23, GPIO_OWNER_GPIO);
auto* int_pin = gpio_descriptor_acquire(gpio0, 23, GPIO_FLAG_DIRECTION_INPUT | GPIO_FLAG_ACTIVE_LOW, GPIO_OWNER_GPIO);
device_put(gpio0);
if (int_pin == nullptr) {
LOG_W(TAG, "display_detect: failed to acquire GPIO23 for GT911 INT workaround");
return;
}
gpio_descriptor_set_flags(int_pin, GPIO_FLAG_DIRECTION_OUTPUT | GPIO_FLAG_PULL_UP);
gpio_descriptor_set_level(int_pin, false);
gpio_descriptor_set_level(int_pin, true);
gpio_descriptor_release(int_pin);
}
@@ -67,8 +67,6 @@ static void create_gt911_touch(Device* i2c0) {
// Reset is pulsed via io_expander0 (detect.cpp's pulse_display_reset_pins), not a direct SoC GPIO.
.pin_reset = GPIO_PIN_SPEC_NONE,
.pin_interrupt = GPIO_PIN_SPEC_NONE,
.reset_active_high = false,
.interrupt_active_high = false,
};
gt911_device.config = &gt911_config;
@@ -103,7 +101,6 @@ void tab5_create_devices_v1(Device* i2c0) {
// LCD reset is pulsed via io_expander0 (detect.cpp's pulse_display_reset_pins), not a
// direct SoC GPIO.
.pin_reset = GPIO_PIN_SPEC_NONE,
.reset_active_high = false,
.ldo_channel = 3,
.ldo_voltage_mv = 2500,
.dsi_bus_id = 0,
Devices/m5stack-tab5/Source/devices/devices_v2.cpp
-3
View File
@@ -50,8 +50,6 @@ static void create_st7123_touch(Device* i2c0) {
// Reset is pulsed via io_expander0 (detect.cpp's pulse_display_reset_pins), not a direct SoC GPIO.
.pin_reset = GPIO_PIN_SPEC_NONE,
.pin_interrupt = pin_interrupt,
.reset_active_high = false,
.interrupt_active_high = false,
};
st7123_touch_device.config = &st7123_touch_config;
@@ -82,7 +80,6 @@ void tab5_create_devices_v2(Device* i2c0) {
.mirror_x = false,
.mirror_y = false,
.pin_reset = GPIO_PIN_SPEC_NONE,
.reset_active_high = false,
.ldo_channel = 3,
.ldo_voltage_mv = 2500,
.dsi_bus_id = 0,
Devices/m5stack-tab5/Source/devices/display_detect.cpp
+6 -6
View File
@@ -1,6 +1,5 @@
#include "detect.h"
#include "../../../../TactilityKernel/include/tactility/log.h"
#include "devices_common.h"
#include "devices_v1.h"
#include "devices_v2.h"
@@ -8,6 +7,7 @@
#include <tactility/device.h>
#include <tactility/device_listener.h>
#include <tactility/drivers/gpio.h>
#include <tactility/drivers/gpio_controller.h>
#include <tactility/log.h>
@@ -36,8 +36,8 @@ constexpr auto GPIO_EXP0_PIN_LCD_RESET = 4;
constexpr auto GPIO_EXP0_PIN_TOUCH_RESET = 5;
bool pulse_display_reset_pins(Device* io_expander0) {
auto* lcd_reset_pin = gpio_descriptor_acquire(io_expander0, GPIO_EXP0_PIN_LCD_RESET, GPIO_OWNER_GPIO);
auto* touch_reset_pin = gpio_descriptor_acquire(io_expander0, GPIO_EXP0_PIN_TOUCH_RESET, GPIO_OWNER_GPIO);
auto* lcd_reset_pin = gpio_descriptor_acquire(io_expander0, GPIO_EXP0_PIN_LCD_RESET, GPIO_FLAG_DIRECTION_OUTPUT | GPIO_FLAG_ACTIVE_LOW, GPIO_OWNER_GPIO);
auto* touch_reset_pin = gpio_descriptor_acquire(io_expander0, GPIO_EXP0_PIN_TOUCH_RESET, GPIO_FLAG_DIRECTION_OUTPUT | GPIO_FLAG_ACTIVE_LOW, GPIO_OWNER_GPIO);
if (lcd_reset_pin == nullptr || touch_reset_pin == nullptr) {
LOG_E(TAG, "display_detect: failed to acquire LCD/touch reset pins on io_expander0");
if (lcd_reset_pin != nullptr) {
@@ -51,11 +51,11 @@ bool pulse_display_reset_pins(Device* io_expander0) {
gpio_descriptor_set_flags(lcd_reset_pin, GPIO_FLAG_DIRECTION_OUTPUT);
gpio_descriptor_set_flags(touch_reset_pin, GPIO_FLAG_DIRECTION_OUTPUT);
gpio_descriptor_set_level(lcd_reset_pin, false);
gpio_descriptor_set_level(touch_reset_pin, false);
vTaskDelay(pdMS_TO_TICKS(10));
gpio_descriptor_set_level(lcd_reset_pin, true);
gpio_descriptor_set_level(touch_reset_pin, true);
vTaskDelay(pdMS_TO_TICKS(10));
gpio_descriptor_set_level(lcd_reset_pin, false);
gpio_descriptor_set_level(touch_reset_pin, false);
gpio_descriptor_release(lcd_reset_pin);
gpio_descriptor_release(touch_reset_pin);
Devices/m5stack-tab5/Source/devices/tab5_headphone_detect.cpp
+3 -2
View File
@@ -1,6 +1,7 @@
#include "tab5_headphone_detect.h"
#include <tactility/device.h>
#include <tactility/drivers/gpio.h>
#include <tactility/drivers/gpio_controller.h>
#include <tactility/log.h>
@@ -35,7 +36,7 @@ static void headphone_detect_callback(TimerHandle_t /*timer*/) {
return; // Not ready yet, will retry on next tick
}
auto* hp_pin = gpio_descriptor_acquire(io_expander0, GPIO_EXP0_PIN_HEADPHONE_DETECT, GPIO_OWNER_GPIO);
auto* hp_pin = gpio_descriptor_acquire(io_expander0, GPIO_EXP0_PIN_HEADPHONE_DETECT, GPIO_FLAG_DIRECTION_INPUT, GPIO_OWNER_GPIO);
if (!hp_pin) {
LOG_W(TAG, "hp_detect: HP_DET pin busy");
return;
@@ -53,7 +54,7 @@ static void headphone_detect_callback(TimerHandle_t /*timer*/) {
LOG_D(TAG, "hp_detect: HP_DET=%d", (int)hp);
if (!hp_detect_initialized || hp != hp_detect_last) {
auto* spk_pin = gpio_descriptor_acquire(io_expander0, GPIO_EXP0_PIN_SPEAKER_ENABLE, GPIO_OWNER_GPIO);
auto* spk_pin = gpio_descriptor_acquire(io_expander0, GPIO_EXP0_PIN_SPEAKER_ENABLE, GPIO_FLAG_DIRECTION_OUTPUT, GPIO_OWNER_GPIO);
if (!spk_pin) {
LOG_W(TAG, "hp_detect: SPK_EN pin busy, will retry");
return;
Devices/m5stack-tab5/Source/devices/tab5_power_control.cpp
+7 -13
View File
@@ -3,6 +3,7 @@
#include <tactility/device.h>
#include <tactility/driver.h>
#include <tactility/drivers/gpio.h>
#include <tactility/drivers/gpio_controller.h>
#include <tactility/drivers/power_supply.h>
#include <tactility/log.h>
@@ -51,15 +52,12 @@ static error_t ps_set_allowed_to_charge(Device* device, bool allowed) {
auto* internal = static_cast<Tab5PowerControlInternal*>(device_get_driver_data(device));
auto* io_expander1 = device_get_parent(device);
auto* pin = gpio_descriptor_acquire(io_expander1, GPIO_EXP1_PIN_IP2326_CHG_EN, GPIO_OWNER_GPIO);
auto* pin = gpio_descriptor_acquire(io_expander1, GPIO_EXP1_PIN_IP2326_CHG_EN, GPIO_FLAG_DIRECTION_OUTPUT, GPIO_OWNER_GPIO);
if (pin == nullptr) {
LOG_W(TAG, "Failed to acquire CHG_EN pin");
return ERROR_RESOURCE;
}
error_t error = gpio_descriptor_set_flags(pin, GPIO_FLAG_DIRECTION_OUTPUT);
if (error == ERROR_NONE) {
error = gpio_descriptor_set_level(pin, allowed);
}
auto error = gpio_descriptor_set_level(pin, allowed);
gpio_descriptor_release(pin);
if (error != ERROR_NONE) {
LOG_W(TAG, "Failed to set CHG_EN pin");
@@ -83,15 +81,12 @@ static error_t ps_set_quick_charge_enabled(Device* device, bool enabled) {
auto* internal = static_cast<Tab5PowerControlInternal*>(device_get_driver_data(device));
auto* io_expander1 = device_get_parent(device);
auto* pin = gpio_descriptor_acquire(io_expander1, GPIO_EXP1_PIN_IP2326_NCHG_QC_EN, GPIO_OWNER_GPIO);
auto* pin = gpio_descriptor_acquire(io_expander1, GPIO_EXP1_PIN_IP2326_NCHG_QC_EN, GPIO_FLAG_DIRECTION_OUTPUT, GPIO_OWNER_GPIO);
if (pin == nullptr) {
LOG_W(TAG, "Failed to acquire nCHG_QC_EN pin");
return ERROR_RESOURCE;
}
error_t error = gpio_descriptor_set_flags(pin, GPIO_FLAG_DIRECTION_OUTPUT);
if (error == ERROR_NONE) {
error = gpio_descriptor_set_level(pin, !enabled); // active-low
}
auto error = gpio_descriptor_set_level(pin, !enabled); // active-low
gpio_descriptor_release(pin);
if (error != ERROR_NONE) {
LOG_W(TAG, "Failed to set nCHG_QC_EN pin");
@@ -108,7 +103,7 @@ static bool ps_supports_power_off(Device*) {
static error_t ps_power_off(Device* device) {
auto* io_expander1 = device_get_parent(device);
auto* pin = gpio_descriptor_acquire(io_expander1, GPIO_EXP1_PIN_DEVICE_POWER, GPIO_OWNER_GPIO);
auto* pin = gpio_descriptor_acquire(io_expander1, GPIO_EXP1_PIN_DEVICE_POWER, GPIO_FLAG_DIRECTION_OUTPUT, GPIO_OWNER_GPIO);
if (pin == nullptr) {
LOG_E(TAG, "Failed to acquire DEVICE_POWER pin");
return ERROR_RESOURCE;
@@ -153,9 +148,8 @@ static error_t start(Device* device) {
// as an idle-low output up front so it's in a known state (previously done by Configuration.cpp's
// initExpander1(), now owned here - see that function's comment for why it no longer touches it).
auto* io_expander1 = device_get_parent(device);
auto* device_power_pin = gpio_descriptor_acquire(io_expander1, GPIO_EXP1_PIN_DEVICE_POWER, GPIO_OWNER_GPIO);
auto* device_power_pin = gpio_descriptor_acquire(io_expander1, GPIO_EXP1_PIN_DEVICE_POWER, GPIO_FLAG_DIRECTION_OUTPUT, GPIO_OWNER_GPIO);
if (device_power_pin != nullptr) {
gpio_descriptor_set_flags(device_power_pin, GPIO_FLAG_DIRECTION_OUTPUT);
gpio_descriptor_set_level(device_power_pin, false);
gpio_descriptor_release(device_power_pin);
} else {