diff options
Diffstat (limited to 'arch/arm/boot/dts/tegra30-apalis.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/tegra30-apalis.dtsi | 22 |
1 files changed, 14 insertions, 8 deletions
diff --git a/arch/arm/boot/dts/tegra30-apalis.dtsi b/arch/arm/boot/dts/tegra30-apalis.dtsi index 7f112f192fe9..c18f6f61d764 100644 --- a/arch/arm/boot/dts/tegra30-apalis.dtsi +++ b/arch/arm/boot/dts/tegra30-apalis.dtsi @@ -976,11 +976,17 @@ 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 */ @@ -990,17 +996,17 @@ * 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>; + }; }; /* |