Add onewire node in device tree for TM series LCDs
Signed-off-by: Eugen Hristev eugen.hristev@microchip.com --- arch/arm/dts/at91-sama5d4_xplained.dts | 16 ++++++++++++++++ arch/arm/dts/sama5d4.dtsi | 5 +++++ 2 files changed, 21 insertions(+)
diff --git a/arch/arm/dts/at91-sama5d4_xplained.dts b/arch/arm/dts/at91-sama5d4_xplained.dts index ea35dc2..58a0e60 100644 --- a/arch/arm/dts/at91-sama5d4_xplained.dts +++ b/arch/arm/dts/at91-sama5d4_xplained.dts @@ -58,6 +58,18 @@ stdout-path = &usart3; };
+ onewire_tm: onewire { + gpios = <&pioE 15 GPIO_ACTIVE_LOW>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_onewire_tm_default>; + status = "okay"; + + w1_eeprom: w1_eeprom@0 { + compatible = "maxim,ds24b33"; + status = "okay"; + }; + }; + memory { reg = <0x20000000 0x20000000>; }; @@ -199,6 +211,10 @@ atmel,pins = <AT91_PIOE 1 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; }; + pinctrl_onewire_tm_default: onewire_tm_default { + atmel,pins = + <AT91_PIOE 15 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>; + }; }; }; }; diff --git a/arch/arm/dts/sama5d4.dtsi b/arch/arm/dts/sama5d4.dtsi index 8072b8a..8875d7b 100644 --- a/arch/arm/dts/sama5d4.dtsi +++ b/arch/arm/dts/sama5d4.dtsi @@ -1913,4 +1913,9 @@ }; }; }; + + onewire_tm: onewire { + compatible = "w1-gpio"; + status = "disabled"; + }; };