[PATCH 3/3] ARM: dts: at91: sam9x60_curiosity: add onewire support
Durai Manickam KR
durai.manickamkr at microchip.com
Thu Jul 7 13:10:56 CEST 2022
Add support for onewire memory.
Signed-off-by: Durai Manickam KR <durai.manickamkr at microchip.com>
---
arch/arm/dts/at91-sam9x60_curiosity.dts | 17 +++++++++++++++++
1 file changed, 17 insertions(+)
diff --git a/arch/arm/dts/at91-sam9x60_curiosity.dts b/arch/arm/dts/at91-sam9x60_curiosity.dts
index 2e7ccb0ffb..7c5b6ae2b8 100644
--- a/arch/arm/dts/at91-sam9x60_curiosity.dts
+++ b/arch/arm/dts/at91-sam9x60_curiosity.dts
@@ -44,6 +44,11 @@
<AT91_PIOA 0 AT91_PERIPH_A AT91_PINCTRL_NONE
AT91_PIOA 1 AT91_PERIPH_A AT91_PINCTRL_NONE>;
};
+
+ pinctrl_onewire_tm_default: onewire_tm_default {
+ atmel,pins =
+ <AT91_PIOD 14 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>;
+ };
};
};
};
@@ -66,6 +71,18 @@
memory {
reg = <0x20000000 0x8000000>;
};
+
+ onewire_tm: onewire {
+ gpios = <&pioD 14 GPIO_ACTIVE_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_onewire_tm_default>;
+ status = "okay";
+
+ w1_eeprom: w1_eeprom at 0 {
+ compatible = "maxim,ds24b33";
+ status = "okay";
+ };
+ };
};
&macb0 {
--
2.25.1
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