[U-Boot] [PATCH v4 32/34] ARM: dts: at91: sama5d27_som1_ek: add onewire connector for LCD eeprom

Eugen Hristev
2018-09-18T07:35:55Z

Add onewire node in device tree for TM series LCDs

Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
---
arch/arm/dts/at91-sama5d27_som1_ek.dts | 17 +++++++++++++++++
1 file changed, 17 insertions(+)

diff --git a/arch/arm/dts/at91-sama5d27_som1_ek.dts b/arch/arm/dts/at91-sama5d27_som1_ek.dts
index 5e62d4a..4cd6db6 100644
--- a/arch/arm/dts/at91-sama5d27_som1_ek.dts
+++ b/arch/arm/dts/at91-sama5d27_som1_ek.dts
@@ -54,6 +54,18 @@
stdout-path = &uart1;
};

+ onewire_tm: onewire {
+ gpios = <&pioA 17 0>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_onewire_tm_default>;
+ status = "okay";
+
+ w1_eeprom: w1_eeprom at 0 {
+ compatible = "maxim,ds24b33";
+ status = "okay";
+ };
+ };
+
ahb {
usb1: ohci at 00400000 {
num-ports = <3>;
@@ -208,6 +220,11 @@
pinmux = <PIN_PA31__GPIO>;
bias-disable;
};
+
+ pinctrl_onewire_tm_default: onewire_tm_default {
+ pinmux = <PIN_PA17__GPIO>;
+ bias-pull-up;
+ };
};
};
};
--
2.7.4