Commit fc4bb754 authored by Thierry Reding's avatar Thierry Reding
Browse files

arm64: tegra: Add GPIO controllers on Tegra186 



Tegra186 has two GPIO controllers that are no longer compatible with the
controller found on earlier generations. One of these controllers exists
in an always-on partition of the SoC whereas the other can be clock- and
powergated.

Signed-off-by: default avatarThierry Reding <treding@nvidia.com>
parent 99425dfd

arch/arm64/boot/dts/nvidia/tegra186.dtsi

+30 −0
Original line number Diff line number Diff line 
#include <dt-bindings/gpio/tegra186-gpio.h>

#include <dt-bindings/interrupt-controller/arm-gic.h>



/ {
@@ -6,6 +7,23 @@ / { 
	#address-cells = <2>;

	#size-cells = <2>;



	gpio: gpio@2200000 {

		compatible = "nvidia,tegra186-gpio";

		reg-names = "security", "gpio";

		reg = <0x0 0x2200000 0x0 0x10000>,

		      <0x0 0x2210000 0x0 0x10000>;

		interrupts = <GIC_SPI  47 IRQ_TYPE_LEVEL_HIGH>,

			     <GIC_SPI  50 IRQ_TYPE_LEVEL_HIGH>,

			     <GIC_SPI  53 IRQ_TYPE_LEVEL_HIGH>,

			     <GIC_SPI  56 IRQ_TYPE_LEVEL_HIGH>,

			     <GIC_SPI  59 IRQ_TYPE_LEVEL_HIGH>,

			     <GIC_SPI 180 IRQ_TYPE_LEVEL_HIGH>;

		#interrupt-cells = <2>;

		interrupt-controller;

		#gpio-cells = <2>;

		gpio-controller;

	};



	uarta: serial@3100000 {

		compatible = "nvidia,tegra186-uart", "nvidia,tegra20-uart";

		reg = <0x0 0x03100000 0x0 0x40>;
@@ -274,6 +292,18 @@ uartg: serial@c290000 { 
		status = "disabled";

	};



	gpio_aon: gpio@c2f0000 {

		compatible = "nvidia,tegra186-gpio-aon";

		reg-names = "security", "gpio";

		reg = <0x0 0xc2f0000 0x0 0x1000>,

		      <0x0 0xc2f1000 0x0 0x1000>;

		interrupts = <GIC_SPI 60 IRQ_TYPE_LEVEL_HIGH>;

		gpio-controller;

		#gpio-cells = <2>;

		interrupt-controller;

		#interrupt-cells = <2>;

	};



	sysram@30000000 {

		compatible = "nvidia,tegra186-sysram", "mmio-sram";

		reg = <0x0 0x30000000 0x0 0x50000>;