Add onewire node in device tree for TM series LCDs
Signed-off-by: Eugen Hristev eugen.hristev@microchip.com --- arch/arm/dts/at91-sama5d3_xplained.dts | 12 ++++++++++++ arch/arm/dts/sama5d3.dtsi | 6 ++++++ 2 files changed, 18 insertions(+)
diff --git a/arch/arm/dts/at91-sama5d3_xplained.dts b/arch/arm/dts/at91-sama5d3_xplained.dts index 6959710..c71e069 100644 --- a/arch/arm/dts/at91-sama5d3_xplained.dts +++ b/arch/arm/dts/at91-sama5d3_xplained.dts @@ -36,6 +36,13 @@ }; };
+ onewire_tm: onewire { + gpios = <&pioE 23 GPIO_ACTIVE_LOW>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_onewire_tm_default>; + status = "okay"; + }; + ahb { apb { mmc0: mmc@f0000000 { @@ -243,6 +250,11 @@ atmel,pins = <AT91_PIOE 9 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>; /* PE9, conflicts with A9 */ }; + + pinctrl_onewire_tm_default: onewire_tm_default { + atmel,pins = + <AT91_PIOE 23 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>; + }; }; }; }; diff --git a/arch/arm/dts/sama5d3.dtsi b/arch/arm/dts/sama5d3.dtsi index ee0e14e..66417a9 100644 --- a/arch/arm/dts/sama5d3.dtsi +++ b/arch/arm/dts/sama5d3.dtsi @@ -39,6 +39,7 @@ ssc0 = &ssc0; ssc1 = &ssc1; pwm0 = &pwm0; + w1 = &onewire_tm; }; cpus { #address-cells = <1>; @@ -1538,4 +1539,9 @@ }; }; }; + + onewire_tm: onewire { + compatible = "w1-gpio"; + status = "disabled"; + }; };