[PATCH] ARM: dts: AM33XX: Add tsl2550 ambient light sensor DT data
Benoit Cousson
b-cousson at ti.com
Thu Oct 18 04:08:30 EDT 2012
Hi Anil,
On 10/18/2012 07:46 AM, AnilKumar, Chimata wrote:
> On Fri, Sep 21, 2012 at 21:19:11, AnilKumar, Chimata wrote:
>> Add tsl2550 ambient light sensor DT data to am335x-evm.dts. In AM335x
>> EVM tsl2550 ambient light sensor is connected to I2C2 bus. So this patch
>> adds child node inside i2c2 node with i2c slave address.
>>
>> TAOS tsl2550 sensor with two-wire SMBus serial interface. This patch
>> also reduces I2C2 clock frequency to 100KHz from 400KHz because the
>> maximum clock frequency of SMBus is 100KHz.
>>
>> Signed-off-by: AnilKumar Ch <anilkumar at ti.com>
>> ---
>> arch/arm/boot/dts/am335x-evm.dts | 7 ++++++-
>> 1 file changed, 6 insertions(+), 1 deletion(-)
>>
>> diff --git a/arch/arm/boot/dts/am335x-evm.dts b/arch/arm/boot/dts/am335x-evm.dts
>> index 3b1f313..d99aa0f 100644
>> --- a/arch/arm/boot/dts/am335x-evm.dts
>> +++ b/arch/arm/boot/dts/am335x-evm.dts
>> @@ -49,7 +49,7 @@
>>
>> i2c2: i2c at 4802a000 {
>> status = "okay";
>> - clock-frequency = <400000>;
>> + clock-frequency = <100000>;
>>
>> lis331dlh: lis331dlh at 18 {
>> compatible = "st,lis331dlh", "st,lis3lv02d";
>> @@ -79,6 +79,11 @@
>> st,max-limit-z = <750>;
>> };
>>
>> + tsl2550: tsl2550 at 39 {
>> + compatible = "taos,tsl2550";
>> + reg = <0x39>;
>> + };
>> +
>> tmp275: tmp275 at 48 {
>> compatible = "ti,tmp275";
>> reg = <0x48>;
>
> Hi Tony/Benoit,
>
> If there are no comments in this patch could you please take this in?
Have you updated the binding documentation to list the device?
It should be in:
Documentation/devicetree/bindings/i2c/trivial-devices.txt
Please Cc as well the DT ml.
Regards,
Benoit
More information about the linux-arm-kernel
mailing list