linux-kernel - Re: [PATCH v2 6/7] arm64: tegra: Add Tegra194 chip device tree

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Date:   Wed, 14 Feb 2018 13:34:58 +0200
From:   Mikko Perttunen <cyndis@...si.fi>
To:     Marc Zyngier <marc.zyngier@....com>,
        Mikko Perttunen <mperttunen@...dia.com>,
        thierry.reding@...il.com, jonathanh@...dia.com, robh+dt@...nel.org,
        mark.rutland@....com
Cc:     devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        talho@...dia.com, linux-tegra@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v2 6/7] arm64: tegra: Add Tegra194 chip device tree

On 07.02.2018 12:21, Marc Zyngier wrote:
> Hi Mikko,
>
> On 06/02/18 07:22, Mikko Perttunen wrote:
>> Add the chip-level device tree, including binding headers, for the
>> NVIDIA Tegra194 "Xavier" system-on-chip. Only a small subset of devices
>> are initially available, enough to boot to UART console.
>>
>> Signed-off-by: Mikko Perttunen <mperttunen@...dia.com>
>> ---
>>  arch/arm64/boot/dts/nvidia/tegra194.dtsi       | 342 +++++++++++++
>>  include/dt-bindings/clock/tegra194-clock.h     | 664 +++++++++++++++++++++++++
>>  include/dt-bindings/gpio/tegra194-gpio.h       |  59 +++
>>  include/dt-bindings/power/tegra194-powergate.h |  49 ++
>>  include/dt-bindings/reset/tegra194-reset.h     | 166 +++++++
>>  5 files changed, 1280 insertions(+)
>>  create mode 100644 arch/arm64/boot/dts/nvidia/tegra194.dtsi
>>  create mode 100644 include/dt-bindings/clock/tegra194-clock.h
>>  create mode 100644 include/dt-bindings/gpio/tegra194-gpio.h
>>  create mode 100644 include/dt-bindings/power/tegra194-powergate.h
>>  create mode 100644 include/dt-bindings/reset/tegra194-reset.h
>>
>> diff --git a/arch/arm64/boot/dts/nvidia/tegra194.dtsi b/arch/arm64/boot/dts/nvidia/tegra194.dtsi
>> new file mode 100644
>> index 000000000000..dda28d758cab
>> --- /dev/null
>> +++ b/arch/arm64/boot/dts/nvidia/tegra194.dtsi
>
> [...]
>
>> +		gic: interrupt-controller@...1000 {
>> +			compatible = "arm,gic-400";
>> +			#interrupt-cells = <3>;
>> +			interrupt-controller;
>> +			reg = <0x03881000 0x1000>,
>> +			      <0x03882000 0x2000>;
>
> You're missing the GICH and GICV regions here.
>
>> +			interrupts = <GIC_PPI 9
>> +				(GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
>> +			interrupt-parent = <&gic>;
>> +		};
> Thanks,
>
> 	M.
>

Thanks, fixed.

Mikko