[U-Boot] [PATCH v7 17/17] jetson-tk1: Add PSCI configuration options and reserve secure code

[Jan Kiszka <jan.kiszka@siemens.com>]

On 2015-04-21 19:58, Ian Campbell wrote:
> On Tue, 2015-04-21 at 07:18 +0200, Jan Kiszka wrote:
>> From: Ian Campbell <ijc@hellion.org.uk>
>>
>> The secure world code is relocated to the MB just below the top of 4G, we
>> reserve it in the FDT (by setting CONFIG_ARMV7_SECURE_RESERVE_SIZE) but it is
>> not protected in h/w. See next patch.
> 
> Next patch, but this is the last one? Was it reordered earlier in the
> series or is it not yet included here?

Yes, I reordered because this one activates the feature. Tom, in case
you apply, please just drop that reference.

Jan

> 
>>
>> Signed-off-by: Ian Campbell <ijc@hellion.org.uk>
>> Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
>> Reviewed-by: Tom Rini <trini@konsulko.com>
>> Reviewed-by: Thierry Reding <treding@nvidia.com>
>> Tested-by: Thierry Reding <treding@nvidia.com>
>> Tested-by: Ian Campbell <ijc@hellion.org.uk>
>> ---
>>  arch/arm/mach-tegra/tegra124/Kconfig | 2 ++
>>  include/configs/jetson-tk1.h         | 5 +++++
>>  2 files changed, 7 insertions(+)
>>
>> diff --git a/arch/arm/mach-tegra/tegra124/Kconfig b/arch/arm/mach-tegra/tegra124/Kconfig
>> index 88f627c..5114299 100644
>> --- a/arch/arm/mach-tegra/tegra124/Kconfig
>> +++ b/arch/arm/mach-tegra/tegra124/Kconfig
>> @@ -5,6 +5,8 @@ choice
>>  
>>  config TARGET_JETSON_TK1
>>  	bool "NVIDIA Tegra124 Jetson TK1 board"
>> +	select CPU_V7_HAS_NONSEC if !SPL_BUILD
>> +	select CPU_V7_HAS_VIRT if !SPL_BUILD
>>  
>>  config TARGET_NYAN_BIG
>>  	bool "Google/NVIDIA Nyan-big Chrombook"
>> diff --git a/include/configs/jetson-tk1.h b/include/configs/jetson-tk1.h
>> index 8c016b7..aeafbd5 100644
>> --- a/include/configs/jetson-tk1.h
>> +++ b/include/configs/jetson-tk1.h
>> @@ -79,4 +79,9 @@
>>  #include "tegra-common-usb-gadget.h"
>>  #include "tegra-common-post.h"
>>  
>> +#define CONFIG_ARMV7_PSCI			1
>> +/* Reserve top 1M for secure RAM */
>> +#define CONFIG_ARMV7_SECURE_BASE		0xfff00000
>> +#define CONFIG_ARMV7_SECURE_RESERVE_SIZE	0x00100000
>> +
>>  #endif /* __CONFIG_H */
> 
> 

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