[PATCH V2] ARM64: tegra: Add chosen node for tegra132 norrin

Jon Hunter jonathanh at nvidia.com
Mon Jan 25 08:01:00 PST 2016


Correcting ARM-SOC email address ..

On 25/01/16 15:57, Jon Hunter wrote:
> 
> On 25/01/16 15:55, Jon Hunter wrote:
>> The NVIDIA bootloader, nvtboot, expects the "chosen" node to be present
>> in the device-tree blob and if it is not then it fails to boot the kernel.
>> Add the chosen node so we can boot the kernel on Tegra132 Norrin with the
>> nvtboot bootloader.
>>
>> Signed-off-by: Jon Hunter <jonathanh at nvidia.com>
>> Acked-by: Thierry Reding <treding at nvidia.com>
>> ---
>> Ideally, we would like to get this into v4.5 as a fix for Tegra132 Norrin
>> so that we can enable booting this board as part of our automated testing
>> setup for Tegra [0][1]. Thierry suggested I send this directly as a fix
>> to ARM-SOC. Let me know if this is ok. I have not included a "fixes" as it
>> may not be needed for all bootloaders, but if you need this we could put:
>>
>> Fixes: 0f279eb arm64: tegra: Add NVIDIA Tegra132 Norrin support
>>
>> [0] http://nvtb.github.io/linux/
>> [1] http://nvtb.github.io/linux-next/
> 
> Forgot to mentioned that the differences for v1 -> v2 are just some
> minor corrections to the commit message.
> 
> Jon
> 
>>  arch/arm64/boot/dts/nvidia/tegra132-norrin.dts | 2 ++
>>  1 file changed, 2 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/nvidia/tegra132-norrin.dts b/arch/arm64/boot/dts/nvidia/tegra132-norrin.dts
>> index 7dfe1c085966..62f33fc84e3e 100644
>> --- a/arch/arm64/boot/dts/nvidia/tegra132-norrin.dts
>> +++ b/arch/arm64/boot/dts/nvidia/tegra132-norrin.dts
>> @@ -12,6 +12,8 @@
>>  		rtc1 = "/rtc at 0,7000e000";
>>  	};
>>  
>> +	chosen { };
>> +
>>  	memory {
>>  		device_type = "memory";
>>  		reg = <0x0 0x80000000 0x0 0x80000000>;
>>



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