Re: [PATCH] ARM: at91: pm: fix SRAM allocation

[Jean-Christophe PLAGNIOL-VILLARD]

> On Mar 2, 2015, at 6:57 PM, Alexandre Belloni <alexandre.belloni@xxxxxxxxxxxxxxxxxx> wrote:
> 
> On 02/03/2015 at 18:50:27 +0800, Jean-Christophe PLAGNIOL-VILLARD wrote :
>> 
>>> On Mar 2, 2015, at 6:42 PM, Alexandre Belloni <alexandre.belloni@xxxxxxxxxxxxxxxxxx> wrote:
>>> 
>>> On some platforms, there are multiple SRAM nodes defined in the device tree but
>>> some of them are disabled, leading to allocation failure. Try to find the first
>>> enabled SRAM node and allocate from it.
>>> 
>>> Signed-off-by: Alexandre Belloni <alexandre.belloni@xxxxxxxxxxxxxxxxxx>
>>> ---
>>> arch/arm/mach-at91/pm.c | 20 +++++++++-----------
>>> 1 file changed, 9 insertions(+), 11 deletions(-)
>>> 
>>> diff --git a/arch/arm/mach-at91/pm.c b/arch/arm/mach-at91/pm.c
>>> index 5e34fb143309..97cc529b6fa0 100644
>>> --- a/arch/arm/mach-at91/pm.c
>>> +++ b/arch/arm/mach-at91/pm.c
>>> @@ -272,35 +272,33 @@ static void __init at91_pm_sram_init(void)
>>> 	struct device_node *node;
>>> 	struct platform_device *pdev;
>> 
>> pdev not initialised at NULL
> 
> Indeed, I'll fix that. It doesn't really matter for now as all the
> at91 DT have at least one sram node.
except if we drop it or when we add a new SoC and forget it

Best Regards,
J.
> 
> Wenyou, can you test it? If it works, I'll send v2.
> 
> -- 
> Alexandre Belloni, Free Electrons
> Embedded Linux, Kernel and Android engineering
> http://free-electrons.com

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