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 | 12 ++++++++++++ arch/arm/dts/sama5d2.dtsi | 6 ++++++ 2 files changed, 18 insertions(+)
diff --git a/arch/arm/dts/at91-sama5d2_xplained.dts b/arch/arm/dts/at91-sama5d2_xplained.dts index 01326a1..9fada4a 100644 --- a/arch/arm/dts/at91-sama5d2_xplained.dts +++ b/arch/arm/dts/at91-sama5d2_xplained.dts @@ -11,6 +11,13 @@ stdout-path = &uart1; };
+ onewire_tm: onewire { + gpios = <&pioA 32 0>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_onewire_tm_default>; + status = "okay"; + }; + ahb { usb1: ohci@00400000 { num-ports = <3>; @@ -270,6 +277,11 @@ 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..6f49842 100644 --- a/arch/arm/dts/sama5d2.dtsi +++ b/arch/arm/dts/sama5d2.dtsi @@ -9,6 +9,7 @@ spi1 = &qspi0; i2c0 = &i2c0; i2c1 = &i2c1; + w1 = &onewire_tm; };
clocks { @@ -769,4 +770,9 @@ }; }; }; + + onewire_tm: onewire { + compatible = "w1-gpio"; + status = "disabled"; + }; };