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-rw-r--r--io-module/machine/mtcap3.c111
1 files changed, 22 insertions, 89 deletions
diff --git a/io-module/machine/mtcap3.c b/io-module/machine/mtcap3.c
index 587a024..8f6668f 100644
--- a/io-module/machine/mtcap3.c
+++ b/io-module/machine/mtcap3.c
@@ -7,9 +7,13 @@ static struct gpio_pin gpio_pins_mtcap3_0_0[] = {
.name = "ETH_RESET",
.pin = {
.gpio = NXP_GPIO(1, 4), // ETH_NRST - has ext PU
- .flags = GPIOF_OUT_INIT_HIGH,
+ .flags = GPIOF_OUT_INIT_HIGH,
.label = "eth-reset",
},
+ // mts-io in init leaves eth-reset asserted even though it is really
+ // an nrst pin, and does this across boards. This is wrong logically,
+ // but active_low must be 0 as legacy and for this to function properly.
+ .active_low = 0,
},
{
.name = "RADIO_POWER_MONITOR",
@@ -44,6 +48,14 @@ static struct gpio_pin gpio_pins_mtcap3_0_0[] = {
},
},
{
+ .name = "RADIO_NETLIGHT", // LED4 is for cell network status
+ .pin = {
+ .gpio = NXP_GPIO(4, 25),
+ .flags = GPIOF_IN,
+ .label = "radio-netlight",
+ },
+ },
+ {
.name = "DEVICE_RESET",
.pin = {
.gpio = NXP_GPIO(2, 13), // SWITCH_IN - has EXT PU
@@ -55,7 +67,7 @@ static struct gpio_pin gpio_pins_mtcap3_0_0[] = {
{
.name = "LORA_RESET",
.pin = {
- .gpio = NXP_GPIO(1, 5), // LORA_RST
+ .gpio = NXP_GPIO(1, 25), // LORA_RST
.flags = GPIOF_OUT_INIT_LOW,
.label = "lora/reset",
},
@@ -83,7 +95,7 @@ static struct gpio_pin gpio_pins_mtcap3_0_0[] = {
{
.name = "LED2", // LED2 is for LoRa status
.pin = {
- .gpio = NXP_GPIO(3, 27),
+ .gpio = NXP_GPIO(3, 21),
.flags = GPIOF_OUT_INIT_LOW,
.label = "led-lora",
},
@@ -91,35 +103,17 @@ static struct gpio_pin gpio_pins_mtcap3_0_0[] = {
{
.name = "LED3", // LED3 is for Cellular status (Modem can directly enable it)
.pin = {
- .gpio = NXP_GPIO(5, 5),
+ .gpio = NXP_GPIO(3, 22),
.flags = GPIOF_OUT_INIT_HIGH,
.label = "led-cd",
},
- // Procesor side is hooked up to drain; module on gate
- .active_low = 1,
},
{
.name = "LED4", // LED4 is for power status
.pin = {
- .gpio = NXP_GPIO(3, 28),
+ .gpio = NXP_GPIO(3, 23),
.flags = GPIOF_OUT_INIT_LOW,
- .label = "led-extra",
- },
- },
- {
- .name = "LORA_VCORE", // LoRa Core Voltage - comes up and goes down before vio
- .pin = {
- .gpio = NXP_GPIO(2, 12),
- .flags = GPIOF_OUT_INIT_HIGH,
- .label = "lora/vcore-enable",
- },
- },
- {
- .name = "LORA_VIO", // LoRa IO Voltage; goes up and comes down after vcore
- .pin = {
- .gpio = NXP_GPIO(2, 14),
- .flags = GPIOF_OUT_INIT_HIGH,
- .label = "lora/vio-enable",
+ .label = "led-power",
},
},
// NXP_GPIO(3, 28), LED_EXTRA on the Rev 0 schem., is always on power
@@ -296,63 +290,6 @@ static ssize_t mts_attr_show_radio_enable_mtcap3(struct device *dev,
return sprintf(buf, "%d\n", 1);
}
-static ssize_t mts_attr_store_lora_power_mtcap3(struct device *dev,
- struct device_attribute *attr, const char *buf, size_t count)
-{
- int value;
- int err;
- struct gpio_pin *vcore_pin = gpio_pin_by_attr_name("lora/vcore-enable");
- struct gpio_pin *vio_pin = gpio_pin_by_attr_name("lora/vio-enable");
-
- if ( !vcore_pin || !vio_pin) {
- return -ENODEV;
- }
-
- if (sscanf(buf, "%i", &value) != 1) {
- return -EINVAL;
- }
-
- mutex_lock(&mts_io_mutex);
- if (value == 0) {
- gpio_set_value(vio_pin->pin.gpio, 0);
- msleep(20);
- gpio_set_value(vcore_pin->pin.gpio, 0);
- log_info("LoRa VCORE/VIO disabled");
- } else if (value == 1) {
- gpio_set_value(vcore_pin->pin.gpio, 1);
- msleep(20);
- gpio_set_value(vio_pin->pin.gpio, 1);
- log_info("LoRa VCORE/VIO enabled");
- } else {
- err = -EINVAL;
- }
- mutex_unlock(&mts_io_mutex);
-
- if (err) {
- return err;
- }
-
- return count;
-}
-
-static ssize_t mts_attr_show_lora_power_mtcap3(struct device *dev,
- struct device_attribute *attr,
- char *buf)
-{
- int value;
- struct gpio_pin *vcore_pin = gpio_pin_by_attr_name("lora/vcore-enable");
- struct gpio_pin *vio_pin = gpio_pin_by_attr_name("lora/vio-enable");
-
- if ( !vcore_pin || !vio_pin) {
- return -ENODEV;
- }
-
- value = gpio_get_value(vcore_pin->pin.gpio);
- value += gpio_get_value(vio_pin->pin.gpio) * 2;
-
- return sprintf(buf, "%d\n", value);
-}
-
static ssize_t mts_attr_store_radio_reset_mtcap3(struct device *dev,
struct device_attribute *attr, const char *buf, size_t count)
{
@@ -451,13 +388,13 @@ static DEVICE_ATTR_MTS(dev_attr_eth_reset_mtcap3, "eth-reset",
static DEVICE_ATTR_MTS(dev_attr_led_lora_gpio_mtcap3, "led-lora",
mts_attr_show_gpio_pin, mts_attr_store_gpio_pin);
-static DEVICE_ATTR_MTS(dev_attr_led_extra_gpio_mtcap3, "led-extra",
- mts_attr_show_gpio_pin, mts_attr_store_gpio_pin);
-
// here to maintain compatiblility
static DEVICE_ATTR_MTS(dev_attr_radio_enable_mtcap3, "radio-enable",
mts_attr_show_radio_enable_mtcap3, mts_attr_store_radio_enable_mtcap3);
+static DEVICE_ATTR_MTS(dev_attr_led_power_gpio_mtcap3, "led-power",
+ mts_attr_show_gpio_pin, mts_attr_store_gpio_pin);
+
static struct attribute *mtcap3_0_0_platform_attributes[] = {
&dev_attr_vendor_id.attr,
@@ -476,7 +413,7 @@ static struct attribute *mtcap3_0_0_platform_attributes[] = {
&dev_attr_led_status.attr,
&dev_attr_led_cd_gpio.attr,
&dev_attr_led_lora_gpio_mtcap3.attr,
- &dev_attr_led_extra_gpio_mtcap3.attr,
+ &dev_attr_led_power_gpio_mtcap3.attr,
/* Set to NULL if no radio -- should be 1st radio attribute */
&dev_attr_radio_reset_mtcap3.attr,
@@ -515,9 +452,6 @@ static DEVICE_ATTR_MTS(dev_attr_lora_reset_mtcap3, "reset",
static DEVICE_ATTR_MTS(dev_attr_lora_lbt_reset_mtcap3, "lbt-reset",
mts_attr_show_lora_gpio_pin, mts_attr_store_lora_gpio_pin);
-static DEVICE_ATTR_MTS(dev_attr_lora_power_enable_mtcap3, "power-enable",
- mts_attr_show_lora_power_mtcap3, mts_attr_store_lora_power_mtcap3);
-
static DEVICE_ATTR_RO_MTS(dev_attr_lora_eui_mtcap3, "eui",
mts_attr_show_lora_product_info);
@@ -533,7 +467,6 @@ static struct attribute *mtcap3_0_0_lora_attributes[] = {
&dev_attr_lora_hw_version_mtcap3.attr,
&dev_attr_lora_reset_mtcap3.attr,
&dev_attr_lora_lbt_reset_mtcap3.attr,
- &dev_attr_lora_power_enable_mtcap3.attr,
NULL,
};
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-31 14:26:34 +0000