[PATCH v3] ARM: apq8064: Add pinmux and i2c pinctrl nodes

[kiran.padwal at smartplayin.com]

On Monday, September 15, 2014 10:39pm, "Andy Gross" <agross at codeaurora.org> said:

> On Tue, Aug 26, 2014 at 05:00:45PM +0530, Kiran Padwal wrote:
>> This patch adds pinmux and i2c pinctrl DT node for IFC6410 board.
>> It also adds necessary DT support for i2c eeprom which is present on
>> IFC6410.
>>
>> Tested on IFC6410 board.
> 
> Looks fine

Thanks for review.

> 
>>
>> Signed-off-by: Kiran Padwal <kiran.padwal at smartplayin.com>
>> ---
>> Changes since v2:
>>  - Renamed pinmux i2c subnode "i2c1_pinmux" to "i2c1".
>>  - Removed labes of node.
>>  - Used canonical value as "okay" instead of "ok".
>>  - Used macros.
>>
>> Changes since v1:
>>  - Renamed pinmux phandle "qcom_pinmux" to "tlmm_pinmux".
>>  - Updated pinmux interrupt.
>>
>>  arch/arm/boot/dts/qcom-apq8064-ifc6410.dts |   27 ++++++++++++++
>>  arch/arm/boot/dts/qcom-apq8064.dtsi        |   53 ++++++++++++++++++++++++++++
>>  2 files changed, 80 insertions(+)
>>
>> diff --git a/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts
>> b/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts
>> index 7c2441d..ef0857e 100644
>> --- a/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts
>> +++ b/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts
>> @@ -5,6 +5,24 @@
>>  	compatible = "qcom,apq8064-ifc6410", "qcom,apq8064";
>>
>>  	soc {
>> +		gsbi at 12440000 {
>> +			status = "okay";
>> +			qcom,mode = <GSBI_PROT_I2C>;
>> +
>> +			i2c at 12460000 {
>> +				status = "okay";
>> +				clock-frequency = <200000>;
>> +				pinctrl-0 = <&i2c1_pins>;
>> +				pinctrl-names = "default";
>> +
>> +				eeprom: eeprom at 52 {
>> +					compatible = "atmel,24c128";
>> +					reg = <0x52>;
>> +					pagesize = <32>;
>> +				};
> 
> don't need read only here.  the eeprom is not being used by anything....
> thankfully.
> 
>> +			};
>> +		};
>> +
>>  		gsbi at 16600000 {
>>  			status = "ok";
>>  			qcom,mode = <GSBI_PROT_I2C_UART>;
>> @@ -12,5 +30,14 @@
>>  				status = "ok";
>>  			};
>>  		};
>> +
>> +		pinmux at 800000 {
>> +			i2c1_pins: i2c1 {
>> +				mux {
>> +					pins = "gpio20", "gpio21";
>> +					function = "gsbi1";
>> +				};
>> +			};
>> +		};
>>  	};
>>  };
>> diff --git a/arch/arm/boot/dts/qcom-apq8064.dtsi
>> b/arch/arm/boot/dts/qcom-apq8064.dtsi
>> index 92bf793..5dddbf3 100644
>> --- a/arch/arm/boot/dts/qcom-apq8064.dtsi
>> +++ b/arch/arm/boot/dts/qcom-apq8064.dtsi
>> @@ -89,6 +89,17 @@
>>  			cpu-offset = <0x80000>;
>>  		};
>>
>> +		tlmm_pinmux: pinmux at 800000 {
>> +			compatible = "qcom,apq8064-pinctrl";
>> +			reg = <0x800000 0x4000>;
>> +
>> +			gpio-controller;
>> +			#gpio-cells = <2>;
>> +			interrupt-controller;
>> +			#interrupt-cells = <2>;
>> +			interrupts = <0 16 IRQ_TYPE_LEVEL_HIGH>;
>> +		};
>> +
>>  		acc0: clock-controller at 2088000 {
>>  			compatible = "qcom,kpss-acc-v1";
>>  			reg = <0x02088000 0x1000>, <0x02008000 0x1000>;
>> @@ -133,6 +144,48 @@
>>  			regulator;
>>  		};
>>
>> +		gsbi1: gsbi at 12440000 {
>> +			status = "disabled";
>> +			compatible = "qcom,gsbi-v1.0.0";
>> +			reg = <0x12440000 0x100>;
>> +			clocks = <&gcc GSBI1_H_CLK>;
>> +			clock-names = "iface";
>> +			#address-cells = <1>;
>> +			#size-cells = <1>;
>> +			ranges;
>> +
>> +			i2c1: i2c at 12460000 {
>> +				compatible = "qcom,i2c-qup-v1.1.1";
>> +				reg = <0x12460000 0x1000>;
>> +				interrupts = <0 194 IRQ_TYPE_NONE>;
>> +				clocks = <&gcc GSBI1_QUP_CLK>, <&gcc GSBI1_H_CLK>;
>> +				clock-names = "core", "iface";
>> +				#address-cells = <1>;
>> +				#size-cells = <0>;
>> +			};
>> +		};
>> +
>> +		gsbi2: gsbi at 12480000 {
>> +			status = "disabled";
>> +			compatible = "qcom,gsbi-v1.0.0";
>> +			reg = <0x12480000 0x100>;
>> +			clocks = <&gcc GSBI2_H_CLK>;
>> +			clock-names = "iface";
>> +			#address-cells = <1>;
>> +			#size-cells = <1>;
>> +			ranges;
>> +
>> +			i2c2: i2c at 124a0000 {
>> +				compatible = "qcom,i2c-qup-v1.1.1";
>> +				reg = <0x124a0000 0x1000>;
>> +				interrupts = <0 196 IRQ_TYPE_NONE>;
>> +				clocks = <&gcc GSBI2_QUP_CLK>, <&gcc GSBI2_H_CLK>;
>> +				clock-names = "core", "iface";
>> +				#address-cells = <1>;
>> +				#size-cells = <0>;
>> +			};
>> +		};
>> +
>>  		gsbi7: gsbi at 16600000 {
>>  			status = "disabled";
>>  			compatible = "qcom,gsbi-v1.0.0";
>> --
>> 1.7.9.5
>>
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