[PATCH 11/12] ARM: dts: dragonboard-600c: add i2c support
Srinivas Kandagatla
srinivas.kandagatla at linaro.org
Tue Mar 29 08:02:32 PDT 2016
On 29/03/16 15:44, Bjorn Andersson wrote:
> On Wed 23 Mar 12:48 PDT 2016, Srinivas Kandagatla wrote:
>
>> This patch adds nodes required to enable 4 i2c buses on the board which
>> are connected to various sensors and eeprom.
>>
>
> I would like for the pinconf for these blocks to be in this patch (and
> file) to make it clear how they are configured and where to change them.
>
When I started adding this I had same opinion, I will do that in next
release.
thanks,
srini
> Regards,
> Bjorn
>
>> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla at linaro.org>
>> ---
>> .../arm/boot/dts/qcom-apq8064-dragonboard-600c.dts | 46 ++++++++++++++++++++++
>> 1 file changed, 46 insertions(+)
>>
>> diff --git a/arch/arm/boot/dts/qcom-apq8064-dragonboard-600c.dts b/arch/arm/boot/dts/qcom-apq8064-dragonboard-600c.dts
>> index 4fecd94..942de04 100644
>> --- a/arch/arm/boot/dts/qcom-apq8064-dragonboard-600c.dts
>> +++ b/arch/arm/boot/dts/qcom-apq8064-dragonboard-600c.dts
>> @@ -8,6 +8,10 @@
>> aliases {
>> serial0 = &gsbi7_serial;
>> serial1 = &gsbi1_serial;
>> + i2c0 = &gsbi2_i2c;
>> + i2c1 = &gsbi3_i2c;
>> + i2c2 = &gsbi4_i2c;
>> + i2c3 = &gsbi7_i2c;
>> };
>>
>> regulators {
>> @@ -180,6 +184,42 @@
>> };
>> };
>>
>> + gsbi at 12480000 {
>> + status = "okay";
>> + qcom,mode = <GSBI_PROT_I2C>;
>> + i2c at 124a0000 {
>> + /* On Low speed expansion and Sensors */
>> + label = "LS-I2C0";
>> + status = "okay";
>> + };
>> + };
>> +
>> + gsbi at 16200000 {
>> + status = "okay";
>> + qcom,mode = <GSBI_PROT_I2C>;
>> + i2c at 16280000 {
>> + /* On Low speed expansion */
>> + status = "okay";
>> + label = "LS-I2C1";
>> + clock-frequency = <200000>;
>> + eeprom at 52 {
>> + compatible = "atmel,24c128";
>> + reg = <0x52>;
>> + pagesize = <64>;
>> + };
>> + };
>> + };
>> +
>> + gsbi at 16300000 {
>> + status = "okay";
>> + qcom,mode = <GSBI_PROT_I2C>;
>> + i2c at 16380000 {
>> + /* On High speed expansion */
>> + label = "HS-CAM-I2C3";
>> + status = "okay";
>> + };
>> + };
>> +
>> /* DEBUG UART */
>> gsbi at 16600000 {
>> status = "okay";
>> @@ -190,6 +230,12 @@
>> pinctrl-names = "default";
>> pinctrl-0 = <&gsbi7_uart_2pins>;
>> };
>> +
>> + i2c at 16680000 {
>> + /* On High speed expansion */
>> + status = "okay";
>> + label = "HS-CAM-I2C2";
>> + };
>> };
>>
>> leds {
>> --
>> 2.5.0
>>
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