diff options
Diffstat (limited to 'arch/arm/boot/dts/imx6qdl-apalis.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/imx6qdl-apalis.dtsi | 26 |
1 files changed, 16 insertions, 10 deletions
diff --git a/arch/arm/boot/dts/imx6qdl-apalis.dtsi b/arch/arm/boot/dts/imx6qdl-apalis.dtsi index 8380f1b26826..7c4ad541c3f5 100644 --- a/arch/arm/boot/dts/imx6qdl-apalis.dtsi +++ b/arch/arm/boot/dts/imx6qdl-apalis.dtsi @@ -332,11 +332,17 @@ id = <0>; blocks = <0x5>; irq-trigger = <0x1>; + /* 3.25 MHz ADC clock speed */ + st,adc-freq = <1>; + /* 12-bit ADC */ + st,mod-12b = <1>; + /* internal ADC reference */ + st,ref-sel = <0>; + /* ADC converstion time: 80 clocks */ + st,sample-time = <4>; stmpe_touchscreen { compatible = "st,stmpe-ts"; - /* 3.25 MHz ADC clock speed */ - st,adc-freq = <1>; /* 8 sample average control */ st,ave-ctrl = <3>; /* 7 length fractional part in z */ @@ -346,17 +352,17 @@ * current limit value */ st,i-drive = <1>; - /* 12-bit ADC */ - st,mod-12b = <1>; - /* internal ADC reference */ - st,ref-sel = <0>; - /* ADC converstion time: 80 clocks */ - st,sample-time = <4>; /* 1 ms panel driver settling time */ st,settling = <3>; /* 5 ms touch detect interrupt delay */ st,touch-det-delay = <5>; }; + + stmpe_adc { + compatible = "st,stmpe-adc"; + /* forbid to use ADC channels 3-0 (touch) */ + st,norequest-mask = <0x0F>; + }; }; }; @@ -369,8 +375,8 @@ pinctrl-names = "default", "recovery"; pinctrl-0 = <&pinctrl_i2c3>; pinctrl-1 = <&pinctrl_i2c3_recovery>; - scl-gpios = <&gpio3 17 GPIO_ACTIVE_HIGH>; - sda-gpios = <&gpio3 18 GPIO_ACTIVE_HIGH>; + scl-gpios = <&gpio3 17 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; + sda-gpios = <&gpio3 18 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; status = "disabled"; }; |