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mangoh-drivers
Commit 71df2268 by Ashish Syal
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Updated mangoh yellow driver and tested with DV2 hardware

parent 741ac74d
Showing with 35 additions and 30 deletions
linux_kernel_modules/mangoh/mangoh_yellow.c
......@@ -9,12 +9,11 @@
#include <linux/errno.h>
#include "mangoh_common.h"
#include "expander.h"
//#include "bq25601-platform-data.h"
//#include "bq27426-platform-data.h"
#include "bq27xxx_battery.h"
#include <linux/i2c/pca954x.h>
#include <linux/i2c/sx150x.h>
#include <linux/spi/spi.h>
#include "bq25601-platform-data.h"
/*
*-----------------------------------------------------------------------------
......@@ -74,7 +73,7 @@ static struct mangoh_yellow_platform_data {
} mangoh_yellow_pdata;
static struct mangoh_yellow_driver_data {
struct i2c_client* eeprom;
// struct i2c_client* eeprom;
struct i2c_client* i2c_switch;
struct i2c_client* imu;
struct i2c_client* environmental;
......@@ -141,6 +140,7 @@ static struct i2c_board_info mangoh_yellow_rtc_devinfo = {
static struct i2c_board_info mangoh_yellow_battery_charger_devinfo = {
I2C_BOARD_INFO("bq25601", 0x6b),
};
static struct i2c_board_info mangoh_yellow_battery_gauge_devinfo = {
I2C_BOARD_INFO("bq27426", 0x55),
};
......@@ -160,21 +160,22 @@ static struct platform_device mangoh_yellow_expander = {
.release = mangoh_yellow_expander_release,
},
};
/*
* The EEPROM is marked as read-only to prevent accidental writes. The mangOH
* Yellow has the write protect (WP) pin pulled high which has the effect of making
* the upper 1/4 of the address space of the EEPROM write protected by hardware.
*/
static struct at24_platform_data mangoh_yellow_eeprom_data = {
/*static struct at24_platform_data mangoh_yellow_eeprom_data = {
.byte_len = 4096,
.page_size = 32,
.flags = (AT24_FLAG_ADDR16 | AT24_FLAG_READONLY),
};
static struct i2c_board_info mangoh_yellow_eeprom_info = {
I2C_BOARD_INFO("at24", 0x51),
};*/
/*static struct i2c_board_info mangoh_yellow_eeprom_info = {
I2C_BOARD_INFO("at24", 0x50),
.platform_data = &mangoh_yellow_eeprom_data,
};
*/
static void mangoh_yellow_release(struct device* dev)
{
/* Nothing alloc'd, so nothign to free */
......@@ -205,7 +206,7 @@ static int mangoh_yellow_probe(struct platform_device* pdev)
platform_set_drvdata(pdev, &mangoh_yellow_driver_data);
/* map the EEPROM */
dev_dbg(&pdev->dev, "mapping eeprom\n");
/* dev_info(&pdev->dev, "mapping eeprom\n");
mangoh_yellow_driver_data.eeprom =
i2c_new_device(i2c_adapter_primary, &mangoh_yellow_eeprom_info);
if (!mangoh_yellow_driver_data.eeprom) {
......@@ -214,9 +215,9 @@ static int mangoh_yellow_probe(struct platform_device* pdev)
ret = -ENODEV;
goto cleanup;
}
*/
/* Map the I2C switch */
dev_dbg(&pdev->dev, "mapping i2c switch\n");
dev_info(&pdev->dev, "mapping i2c switch\n");
mangoh_yellow_driver_data.i2c_switch =
i2c_new_device(i2c_adapter_primary, &mangoh_yellow_pca954x_device_info);
if (!mangoh_yellow_driver_data.i2c_switch) {
......@@ -237,7 +238,7 @@ static int mangoh_yellow_probe(struct platform_device* pdev)
}
/* Map the GPIO expander */
dev_dbg(&pdev->dev, "mapping the gpio expander\n");
dev_info(&pdev->dev, "mapping the gpio expander\n");
mangoh_yellow_driver_data.gpio_expander =
i2c_new_device(i2c_adapter_port3, &mangoh_yellow_gpio_expander_devinfo);
......@@ -261,7 +262,7 @@ static int mangoh_yellow_probe(struct platform_device* pdev)
mangoh_yellow_driver_data.expander_registered = true;
/* Map the I2C BME680 environmental sensor for gas/humidity/temp/pressure sensor */
dev_dbg(&pdev->dev, "mapping bme680 gas/temperature/pressure sensor\n");
dev_info(&pdev->dev, "mapping bme680 gas/temperature/pressure sensor\n");
mangoh_yellow_driver_data.environmental =
i2c_new_device(i2c_adapter_port1, &mangoh_yellow_environmental_devinfo);
if (!mangoh_yellow_driver_data.environmental) {
......@@ -272,7 +273,7 @@ static int mangoh_yellow_probe(struct platform_device* pdev)
}
/* Map the I2C BMI160 IMU for gyro/accel/temp sensor */
dev_dbg(&pdev->dev, "mapping bmi160 gyro/accel/temp sensor\n");
dev_info(&pdev->dev, "mapping bmi160 gyro/accel/temp sensor\n");
mangoh_yellow_driver_data.imu =
i2c_new_device(i2c_adapter_port1, &mangoh_yellow_imu_devinfo);
if (!mangoh_yellow_driver_data.imu) {
......@@ -283,7 +284,7 @@ static int mangoh_yellow_probe(struct platform_device* pdev)
}
/* Map the I2C BMM150 magnetometer*/
dev_dbg(&pdev->dev, "mapping bmm150 magnetometer sensor\n");
dev_info(&pdev->dev, "mapping bmm150 magnetometer sensor\n");
mangoh_yellow_driver_data.magnetometer =
i2c_new_device(i2c_adapter_port1, &mangoh_yellow_magnetometer_devinfo);
if (!mangoh_yellow_driver_data.imu) {
......@@ -295,7 +296,7 @@ static int mangoh_yellow_probe(struct platform_device* pdev)
/* Map the I2C RTC */
dev_dbg(&pdev->dev, "mapping RTC\n");
dev_info(&pdev->dev, "mapping RTC\n");
mangoh_yellow_driver_data.rtc =
i2c_new_device(i2c_adapter_port3, &mangoh_yellow_rtc_devinfo);
if (!mangoh_yellow_driver_data.rtc) {
......@@ -306,7 +307,7 @@ static int mangoh_yellow_probe(struct platform_device* pdev)
}
/* Map the I2C Battery Charger*/
dev_dbg(&pdev->dev, "mapping battery charger\n");
dev_info(&pdev->dev, "mapping battery charger\n");
mangoh_yellow_driver_data.battery_charger =
i2c_new_device(i2c_adapter_port2, &mangoh_yellow_battery_charger_devinfo);
if (!mangoh_yellow_driver_data.battery_charger) {
......@@ -317,19 +318,19 @@ static int mangoh_yellow_probe(struct platform_device* pdev)
}
/* Map the I2C Battery Gauge*/
dev_dbg(&pdev->dev, "mapping battery gauge\n");
mangoh_yellow_driver_data.battery_charger =
dev_info(&pdev->dev, "mapping battery gauge\n");
mangoh_yellow_driver_data.battery_gauge =
i2c_new_device(i2c_adapter_port2, &mangoh_yellow_battery_gauge_devinfo);
if (!mangoh_yellow_driver_data.battery_gauge) {
dev_err(&pdev->dev, "Battery Gauge is missing %s\n",
mangoh_yellow_battery_charger_devinfo.type);
mangoh_yellow_battery_gauge_devinfo.type);
ret = -ENODEV;
goto cleanup;
}
/* Map the I2C Light Sensor */
dev_dbg(&pdev->dev, "mapping Light Sensor\n");
dev_info(&pdev->dev, "mapping Light Sensor\n");
mangoh_yellow_light_devinfo.irq = gpio_to_irq(CF3_GPIO36);
mangoh_yellow_driver_data.light =
i2c_new_device(i2c_adapter_port2, &mangoh_yellow_light_devinfo);
......@@ -360,16 +361,16 @@ static int mangoh_yellow_remove(struct platform_device* pdev)
i2c_unregister_device(dd->environmental);
i2c_unregister_device(dd->imu);
i2c_unregister_device(dd->magnetometer);
i2c_unregister_device(dd->magnetometer);
i2c_unregister_device(dd->light);
i2c_unregister_device(dd->battery_charger);
i2c_unregister_device(dd->battery_gauge);
i2c_unregister_device(dd->rtc);
if (dd->expander_registered)
platform_device_unregister(&mangoh_yellow_expander);
i2c_unregister_device(dd->gpio_expander);
platform_device_unregister(&mangoh_yellow_expander);
i2c_unregister_device(dd->gpio_expander);
i2c_unregister_device(dd->i2c_switch);
i2c_unregister_device(dd->eeprom);
// i2c_unregister_device(dd->eeprom);
return 0;
}
......
linux_kernel_modules/mangoh/mangoh_yellow_dev.mdef
cflags:
{
-DDEBUG
-I${MANGOH_ROOT}/linux_kernel_modules/expander
-I${MANGOH_ROOT}/linux_kernel_modules/opt300x
-I${MANGOH_ROOT}/linux_kernel_modules/bq27xxx
-I${MANGOH_ROOT}/linux_kernel_modules/bq25601
}
sources:
......@@ -21,11 +25,11 @@ requires:
{
$CURDIR/../bmi160/bmi160-i2c
// $CURDIR/../bme680/bme680-i2c
$CURDIR/../bme680/bme680-i2c
$CURDIR/../rtc-pcf85063/rtc-pcf85063
$CURDIR/../bq25601/bq25601
// $CURDIR/../bq27426/bq27426-i2c
// $CURDIR/../bmm150/bmm150-i2c
$CURDIR/../bq27xxx/bq27xxx_battery_i2c
$CURDIR/../bmm150/bmc150_magn_i2c
$CURDIR/../opt300x/opt300x
$CURDIR/../expander/expander
}
......
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