Add onewire node in device tree for TM series LCDs
Signed-off-by: Eugen Hristev eugen.hristev@microchip.com --- arch/arm/dts/at91-sama5d2_xplained.dts | 17 +++++++++++++++++ arch/arm/dts/sama5d2.dtsi | 5 +++++ 2 files changed, 22 insertions(+)
diff --git a/arch/arm/dts/at91-sama5d2_xplained.dts b/arch/arm/dts/at91-sama5d2_xplained.dts index 01326a1..33064b3 100644 --- a/arch/arm/dts/at91-sama5d2_xplained.dts +++ b/arch/arm/dts/at91-sama5d2_xplained.dts @@ -11,6 +11,18 @@ stdout-path = &uart1; };
+ onewire_tm: onewire { + gpios = <&pioA PIN_PB0 0>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_onewire_tm_default>; + status = "okay"; + + w1_eeprom: w1_eeprom@0 { + compatible = "maxim,ds24b33"; + status = "okay"; + }; + }; + ahb { usb1: ohci@00400000 { num-ports = <3>; @@ -270,6 +282,11 @@ pinmux = <PIN_PA31__GPIO>; bias-disable; }; + + pinctrl_onewire_tm_default: onewire_tm_default { + pinmux = <PIN_PB0__GPIO>; + bias-pull-up; + }; }; }; }; diff --git a/arch/arm/dts/sama5d2.dtsi b/arch/arm/dts/sama5d2.dtsi index 6645a55..830251a 100644 --- a/arch/arm/dts/sama5d2.dtsi +++ b/arch/arm/dts/sama5d2.dtsi @@ -769,4 +769,9 @@ }; }; }; + + onewire_tm: onewire { + compatible = "w1-gpio"; + status = "disabled"; + }; };