Re: [PATCH 2/3] ARM: at91: pm: group constants and addresses loading

From: Claudiu.Beznea
Date: Thu Sep 30 2021 - 06:16:19 EST


On 28.09.2021 13:01, Alexandre Belloni wrote:
> EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe
>
> Hello,
>
> On 28/09/2021 11:42:56+0300, Claudiu Beznea wrote:
>> Group constants and addresses loading. This commit prepares the field for
>> the next one. Added fixes tag on this commit as the next one will fail
>> to apply if backported alone to older kernels.
>
> The proper notation is to use Depends-on: on the next patch.

At the moment this patch has no sha1 associated so I will ask Nicolas to
add the Depends-on when he will take it. Do you see other options?

>
>>
>> Fixes: f0bbf17958e8 ("ARM: at91: pm: add self-refresh support for sama7g5")
>> Signed-off-by: Claudiu Beznea <claudiu.beznea@xxxxxxxxxxxxx>
>> ---
>> arch/arm/mach-at91/pm_suspend.S | 17 +++++++++--------
>> 1 file changed, 9 insertions(+), 8 deletions(-)
>>
>> diff --git a/arch/arm/mach-at91/pm_suspend.S b/arch/arm/mach-at91/pm_suspend.S
>> index cbd61a3bcab1..34f251fdb743 100644
>> --- a/arch/arm/mach-at91/pm_suspend.S
>> +++ b/arch/arm/mach-at91/pm_suspend.S
>> @@ -1014,6 +1014,15 @@ ENTRY(at91_pm_suspend_in_sram)
>> mov tmp1, #0
>> mcr p15, 0, tmp1, c7, c10, 4
>>
>> + ldr tmp1, [r0, #PM_DATA_PMC_MCKR_OFFSET]
>> + str tmp1, .mckr_offset
>> + ldr tmp1, [r0, #PM_DATA_PMC_VERSION]
>> + str tmp1, .pmc_version
>> + ldr tmp1, [r0, #PM_DATA_MEMCTRL]
>> + str tmp1, .memtype
>> + ldr tmp1, [r0, #PM_DATA_MODE]
>> + str tmp1, .pm_mode
>> +
>> ldr tmp1, [r0, #PM_DATA_PMC]
>> str tmp1, .pmc_base
>> ldr tmp1, [r0, #PM_DATA_RAMC0]
>> @@ -1022,14 +1031,6 @@ ENTRY(at91_pm_suspend_in_sram)
>> str tmp1, .sramc1_base
>> ldr tmp1, [r0, #PM_DATA_RAMC_PHY]
>> str tmp1, .sramc_phy_base
>> - ldr tmp1, [r0, #PM_DATA_MEMCTRL]
>> - str tmp1, .memtype
>> - ldr tmp1, [r0, #PM_DATA_MODE]
>> - str tmp1, .pm_mode
>> - ldr tmp1, [r0, #PM_DATA_PMC_MCKR_OFFSET]
>> - str tmp1, .mckr_offset
>> - ldr tmp1, [r0, #PM_DATA_PMC_VERSION]
>> - str tmp1, .pmc_version
>> /* Both ldrne below are here to preload their address in the TLB */
>> ldr tmp1, [r0, #PM_DATA_SHDWC]
>> str tmp1, .shdwc
>> --
>> 2.25.1
>>
>
> --
> Alexandre Belloni, co-owner and COO, Bootlin
> Embedded Linux and Kernel engineering
> https://bootlin.com
>