Re: [PATCH 5/5] iio: inv_mpu6050: Add explicit support for MPU9150

[Jonathan Cameron <jic23@kernel.org>]

On 25/04/16 18:56, Ge Gao wrote:
> This looks good to me.
> 
> Acked-by: Ge Gao <ggao@invensense.com >
Applied - I wasn't entirely certain whether you meant it as such,
but I've added the ack to all the patches in this series.

Thanks,

Jonathan
> 
> 
> 
> -----Original Message-----
> From: Jonathan Cameron [mailto:jic23@kernel.org] 
> Sent: Sunday, April 24, 2016 4:16 AM
> To: Crestez Dan Leonard; linux-iio@vger.kernel.org
> Cc: linux-kernel@vger.kernel.org; Hartmut Knaack; Lars-Peter Clausen; Peter Meerwald-Stadler; Daniel Baluta; Ge Gao
> Subject: Re: [PATCH 5/5] iio: inv_mpu6050: Add explicit support for MPU9150
> 
> On 20/04/16 14:15, Crestez Dan Leonard wrote:
>> This device is a package containing a MPU6050-like sensor and an 
>> AK8975 magnetometer. The magnetometer component is supported by the 
>> existing
>> ak8975 driver.
>>
>> This patch also rephrases the Kconfig descriptions.
>>
>> Signed-off-by: Crestez Dan Leonard <leonard.crestez@intel.com>
> Looks good.  Will just wait for Ge to hopefully have time to take a look at the whole series.  For future reference, it's always worth making sure you have cc'd the original author of a driver unless you know someone else is definitely maintaining it.
> 
> Ge was reply to emails recently so I guess he is still very much active!
> 
> Jonathan
>> ---
>>  drivers/iio/imu/inv_mpu6050/Kconfig        | 10 ++++------
>>  drivers/iio/imu/inv_mpu6050/inv_mpu_core.c |  6 ++++++  
>> drivers/iio/imu/inv_mpu6050/inv_mpu_i2c.c  |  1 +  
>> drivers/iio/imu/inv_mpu6050/inv_mpu_iio.h  |  2 ++  
>> drivers/iio/imu/inv_mpu6050/inv_mpu_spi.c  |  1 +
>>  5 files changed, 14 insertions(+), 6 deletions(-)
>>
>> diff --git a/drivers/iio/imu/inv_mpu6050/Kconfig 
>> b/drivers/iio/imu/inv_mpu6050/Kconfig
>> index a7f557a..c05d474 100644
>> --- a/drivers/iio/imu/inv_mpu6050/Kconfig
>> +++ b/drivers/iio/imu/inv_mpu6050/Kconfig
>> @@ -14,10 +14,8 @@ config INV_MPU6050_I2C
>>  	select I2C_MUX
>>  	select REGMAP_I2C
>>  	help
>> -	  This driver supports the Invensense MPU6050 devices.
>> -	  This driver can also support MPU6500 in MPU6050 compatibility mode
>> -	  and also in MPU6500 mode with some limitations.
>> -	  It is a gyroscope/accelerometer combo device.
>> +	  This driver supports the Invensense MPU6050/6500/9150 motion tracking
>> +	  devices over I2C.
>>  	  This driver can be built as a module. The module will be called
>>  	  inv-mpu6050-i2c.
>>  
>> @@ -27,7 +25,7 @@ config INV_MPU6050_SPI
>>  	select INV_MPU6050_IIO
>>  	select REGMAP_SPI
>>  	help
>> -	  This driver supports the Invensense MPU6050 devices.
>> -	  It is a gyroscope/accelerometer combo device.
>> +	  This driver supports the Invensense MPU6000/6500/9150 motion tracking
>> +	  devices over SPI.
>>  	  This driver can be built as a module. The module will be called
>>  	  inv-mpu6050-spi.
>> diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c 
>> b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
>> index 273b7fa7..3a82a49 100644
>> --- a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
>> +++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
>> @@ -108,6 +108,12 @@ static const struct inv_mpu6050_hw hw_info[] = {
>>  		.reg = &reg_set_6050,
>>  		.config = &chip_config_6050,
>>  	},
>> +	{
>> +		.whoami = INV_MPU9150_WHOAMI_VALUE,
>> +		.name = "MPU9150",
>> +		.reg = &reg_set_6050,
>> +		.config = &chip_config_6050,
>> +	},
>>  };
>>  
>>  int inv_mpu6050_switch_engine(struct inv_mpu6050_state *st, bool en, 
>> u32 mask) diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_i2c.c 
>> b/drivers/iio/imu/inv_mpu6050/inv_mpu_i2c.c
>> index bb1a7b1..1a424a6 100644
>> --- a/drivers/iio/imu/inv_mpu6050/inv_mpu_i2c.c
>> +++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_i2c.c
>> @@ -202,6 +202,7 @@ static int inv_mpu_remove(struct i2c_client 
>> *client)  static const struct i2c_device_id inv_mpu_id[] = {
>>  	{"mpu6050", INV_MPU6050},
>>  	{"mpu6500", INV_MPU6500},
>> +	{"mpu9150", INV_MPU9150},
>>  	{}
>>  };
>>  
>> diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_iio.h 
>> b/drivers/iio/imu/inv_mpu6050/inv_mpu_iio.h
>> index 564cabd..38d6a09 100644
>> --- a/drivers/iio/imu/inv_mpu6050/inv_mpu_iio.h
>> +++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_iio.h
>> @@ -68,6 +68,7 @@ enum inv_devices {
>>  	INV_MPU6050,
>>  	INV_MPU6500,
>>  	INV_MPU6000,
>> +	INV_MPU9150,
>>  	INV_NUM_PARTS
>>  };
>>  
>> @@ -220,6 +221,7 @@ struct inv_mpu6050_state {
>>  #define INV_MPU6000_WHOAMI_VALUE		0x68
>>  #define INV_MPU6050_WHOAMI_VALUE		0x68
>>  #define INV_MPU6500_WHOAMI_VALUE		0x70
>> +#define INV_MPU9150_WHOAMI_VALUE		0x68
>>  
>>  /* scan element definition */
>>  enum inv_mpu6050_scan {
>> diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_spi.c 
>> b/drivers/iio/imu/inv_mpu6050/inv_mpu_spi.c
>> index a0f8df2..190a4a5 100644
>> --- a/drivers/iio/imu/inv_mpu6050/inv_mpu_spi.c
>> +++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_spi.c
>> @@ -81,6 +81,7 @@ static int inv_mpu_remove(struct spi_device *spi)  
>> static const struct spi_device_id inv_mpu_id[] = {
>>  	{"mpu6000", INV_MPU6000},
>>  	{"mpu6500", INV_MPU6500},
>> +	{"mpu9150", INV_MPU9150},
>>  	{}
>>  };
>>  
>>
> 
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