summaryrefslogtreecommitdiff
path: root/io-module
diff options
context:
space:
mode:
Diffstat (limited to 'io-module')
-rw-r--r--io-module/mtcap.c30
-rw-r--r--io-module/mths.c15
-rw-r--r--io-module/mts-io.c1
-rw-r--r--io-module/mts_io.h7
4 files changed, 38 insertions, 15 deletions
diff --git a/io-module/mtcap.c b/io-module/mtcap.c
index fd278c8..7409c2f 100644
--- a/io-module/mtcap.c
+++ b/io-module/mtcap.c
@@ -191,7 +191,7 @@ static int radio_off_mtcap(int radio_model)
// cannot be fixed definitely. Normally it will be above 15 seconds later from releasing
// ON/OFF# and DTE should monitor the status of PWRMON to see the actual power off.
hold_time = 2500;
- if (radio_model == RADIO_LNA3) {
+ if (radio_model == RADIO_LNA3 || radio_model == RADIO_LEU3) {
// To turn OFF the LE910 V2 the pad ON_OFF* must be tied low for at least 3 seconds and then released.
// ref: Telit_LE910_V2_Hardware_User_Guide_r7.pdf
@@ -199,6 +199,7 @@ static int radio_off_mtcap(int radio_model)
}
reset_gpio_pin(onoff_pin, hold_time, 0);
+ msleep(200); // Give time for pin to change state before inspection.
value = 0;
for (i = 0; i < 15; i++) {
@@ -246,11 +247,14 @@ static int radio_on_mtcap(int radio_model)
// for LEU1 (ref: Telit_LE910_Hardware_User_Guide_r6.pdf)
hold_time = 1500;
- if (radio_model == RADIO_LNA3) {
+ if (radio_model == RADIO_LNA3 || radio_model == RADIO_LEU3) {
// To turn on the LE910 V2 the pad ON_OFF* must be tied low for at least 5 seconds and then released.
// ref: Telit_LE910_V2_Hardware_User_Guide_r7.pdf
- hold_time = 5500;
+ // ref:Telit_LE910_V2_Hardware_User_Guide_r9.pdf
+ // pg 32: When USB is connected or after firmware updating,
+ // delay must be equal at least to 10 seconds.
+ hold_time = 10500;
}
// drive on/off pin high for at least 1 seconoff_pin
@@ -259,7 +263,7 @@ static int radio_on_mtcap(int radio_model)
// ON_OFF must be tied low and then released
reset_gpio_pin(onoff_pin, hold_time, 0);
-
+ msleep(200); // Make sure modem has had time to move the status pin
// check that power is high
value = gpio_get_value(pwrmon_pin->pin.gpio);
if(value == 0) {
@@ -293,14 +297,22 @@ static int radio_reset_mtcap(int radio_model)
//
// Turning on radio
//
- log_info("turning on cell radio");
+ log_info("turning on cell radio for reset");
// for LEU1 (ref: Telit_LE910_Hardware_User_Guide_r6.pdf)
hold_time = 1500;
- if (radio_model == RADIO_LNA3) {
+ if (radio_model == RADIO_LNA3 || radio_model == RADIO_LEU3) {
// To turn on the LE910 V2 the pad ON_OFF* must be tied low for at least 5 seconds and then released.
// ref: Telit_LE910_V2_Hardware_User_Guide_r7.pdf
- hold_time = 5500;
+ // ref:Telit_LE910_V2_Hardware_User_Guide_r9.pdf
+ // pg 32: When USB is connected or after firmware updating,
+ // delay must be equal at least to 10 seconds.
+ //
+ // Note that a hold time of 5.5 seconds on MTCAP
+ // with Verizon Firmware 20.00.12 will cause a
+ // radio-reset to power the LE910-NA1 off until
+ // a reload of the mts-io driver, or a reboot.
+ hold_time = 10500;
}
// drive on/off pin high for at least 1 sec
@@ -310,8 +322,10 @@ static int radio_reset_mtcap(int radio_model)
// drive on/off pin low for < 2 sec
// drive on/off pin high
+ log_info("turning off cell radio for reset");
reset_gpio_pin(onoff_pin, hold_time, 0);
-
+ log_info("Reset is complete. Wait for power monitor pin");
+ msleep(200); // Make sure modem has had time to move the status pin
return 0;
}
diff --git a/io-module/mths.c b/io-module/mths.c
index 79ba885..224e918 100644
--- a/io-module/mths.c
+++ b/io-module/mths.c
@@ -392,17 +392,21 @@ static int radio_on_mths(void)
log_info("turning on radio");
gpio_set_value(onoff_pin->pin.gpio, 0);
- msleep(5500);
+ // ref:Telit_LE910_V2_Hardware_User_Guide_r9.pdf
+ // pg 32: When USB is connected or after firmware updating,
+ // delay must be equal at least to 10 seconds.
+ msleep(10500);
// set on/off pin high
gpio_set_value(onoff_pin->pin.gpio, 1);
+ log_info("radio_on_mths: radio should be coming up");
msleep(200);
// check that power is high
value = gpio_get_value(pwrmon_pin->pin.gpio);
if(value == 0) {
- log_warning("radio is still off. performing radio reset");
+ log_warning("radio_on_mths: radio is still off. performing radio reset");
//Perform Hard Reset
gpio_set_value(rst_pin->pin.gpio, 0);
@@ -437,13 +441,16 @@ static int radio_reset_mths(void)
// wait for 2 sec before toggling on/off pin
msleep(2000);
- // drive on/off pin low for 6 sec
+ // drive on/off pin low for 10.5 sec
gpio_set_value(onoff_pin->pin.gpio, 0);
- msleep(6000);
+ log_info("Wait 10.5 seconds for on/off pin");
+ msleep(10500);
+ log_info("Done with wait 10.5 seconds for on/off pin");
// set on/off pin high
gpio_set_value(onoff_pin->pin.gpio, 1);
+ msleep(200); // Delay for status pin to switch
return 0;
}
diff --git a/io-module/mts-io.c b/io-module/mts-io.c
index 180a7b0..d127fe2 100644
--- a/io-module/mts-io.c
+++ b/io-module/mts-io.c
@@ -570,6 +570,7 @@ static int get_radio_model_from_product_id(void) {
if (strstr(id_eeprom.product_id, "LEU1")) rc = RADIO_LEU1;
else if (strstr(id_eeprom.product_id, "LNA3")) rc = RADIO_LNA3;
+ else if (strstr(id_eeprom.product_id, "LEU3")) rc = RADIO_LEU3;
// Add other radios as needed.
return rc;
diff --git a/io-module/mts_io.h b/io-module/mts_io.h
index 47cc422..8691f13 100644
--- a/io-module/mts_io.h
+++ b/io-module/mts_io.h
@@ -5,7 +5,7 @@
#include <linux/gpio.h>
-#define DRIVER_VERSION "v2.2.0"
+#define DRIVER_VERSION "v2.2.1"
#define DRIVER_AUTHOR "James Maki <jmaki@multitech.com>"
#define DRIVER_DESC "MTS-IO Controller"
#define DRIVER_NAME "mts-io"
@@ -131,8 +131,9 @@ enum {
enum {
RADIO_UNKNOWN,
- RADIO_LEU1,
- RADIO_LNA3,
+ RADIO_LEU1, // LE910-EUG
+ RADIO_LEU3, // LE910-EU1
+ RADIO_LNA3, // LE910-NA1
};
enum ap {
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-01 07:28:24 +0000