Hi Kukjin,
On Tue, May 13, 2014 at 7:58 AM, Kukjin Kim <kgene.kim@xxxxxxxxxxx> wrote:
> Abhilash Kesavan wrote:
>>
>> From: Leela Krishna Amudala <leela.krishna@xxxxxxxxxx>
>>
>> Use generic exynos cpu power control functions to power up/down
>> and to know the status of the cpu.
>>
>> Signed-off-by: Leela Krishna Amudala <leela.krishna@xxxxxxxxxx>
>
> Same as previous comment.
>
>> ---
>> arch/arm/mach-exynos/platsmp.c | 9 +++------
>> 1 file changed, 3 insertions(+), 6 deletions(-)
>>
>> diff --git a/arch/arm/mach-exynos/platsmp.c b/arch/arm/mach-
>> exynos/platsmp.c
>> index 0aac032..d442a66 100644
>> --- a/arch/arm/mach-exynos/platsmp.c
>> +++ b/arch/arm/mach-exynos/platsmp.c
>> @@ -130,15 +130,12 @@ static int exynos_boot_secondary(unsigned int cpu,
>> struct task_struct *idle)
>> */
>> write_pen_release(phys_cpu);
>>
>> - if (!(__raw_readl(S5P_ARM_CORE1_STATUS) & S5P_CORE_LOCAL_PWR_EN)) {
>> - __raw_writel(S5P_CORE_LOCAL_PWR_EN,
>> - S5P_ARM_CORE1_CONFIGURATION);
>> -
>> + if (!exynos_cpu_power_state(cpu)) {
>> + exynos_cpu_powerup(cpu);
>> timeout = 10;
>>
>> /* wait max 10 ms until cpu1 is on */
>> - while ((__raw_readl(S5P_ARM_CORE1_STATUS)
>> - & S5P_CORE_LOCAL_PWR_EN) != S5P_CORE_LOCAL_PWR_EN) {
>> + while (exynos_cpu_power_state(cpu) != S5P_CORE_LOCAL_PWR_EN)
>> {
>> if (timeout-- == 0)
>> break;
>>
>> --
>
> You may cleanup the definitions of 'S5P_ARM_CORE1_CONFIGURATION/STATUS' in
> regs-pmu.h once hotplug.c uses the generic power control functions.
OK, will re-post a new version rebased on your for-next branch soon.
Regards,
Abhilash
>
> - Kukjin
>
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