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From: santosh.shilimkar@ti•com (Santosh Shilimkar)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH 08/13] ARM: OMAP5: Add the WakeupGen IP updates.
Date: Mon, 07 May 2012 14:36:41 +0530	[thread overview]
Message-ID: <4FA790A1.6060502@ti.com> (raw)
In-Reply-To: <20120504225511.GA5613@atomide.com>

On Saturday 05 May 2012 04:25 AM, Tony Lindgren wrote:
> * R Sricharan <r.sricharan@ti•com> [120503 00:30]:
>> --- a/arch/arm/mach-omap2/omap-hotplug.c
>> +++ b/arch/arm/mach-omap2/omap-hotplug.c
>> @@ -17,8 +17,10 @@
>>  #include <linux/kernel.h>
>>  #include <linux/errno.h>
>>  #include <linux/smp.h>
>> +#include <linux/io.h>
>>  
>>  #include <asm/cacheflush.h>
>> +#include <mach/omap-wakeupgen.h>
>>  
>>  #include "common.h"
>>  
>> @@ -35,7 +37,8 @@ int platform_cpu_kill(unsigned int cpu)
>>   */
>>  void __ref platform_cpu_die(unsigned int cpu)
>>  {
>> -	unsigned int this_cpu;
>> +	unsigned int boot_cpu = 0;
>> +	void __iomem *base = omap_get_wakeupgen_base();
>>  
>>  	flush_cache_all();
>>  	dsb();
>> @@ -43,16 +46,27 @@ void __ref platform_cpu_die(unsigned int cpu)
>>  	/*
>>  	 * we're ready for shutdown now, so do it
>>  	 */
>> -	if (omap_modify_auxcoreboot0(0x0, 0x200) != 0x0)
>> -		pr_err("Secure clear status failed\n");
>> +	if (cpu_is_omap44xx()) {
>> +		if (omap_modify_auxcoreboot0(0x0, 0x200) != 0x0)
>> +			pr_err("Secure clear status failed\n");
>> +	} else {
>> +		__raw_writel(0, base + OMAP_AUX_CORE_BOOT_0);
>> +	}
>> +
>>  
>>  	for (;;) {
>>  		/*
>>  		 * Enter into low power state
>>  		 */
>>  		omap4_hotplug_cpu(cpu, PWRDM_POWER_OFF);
>> -		this_cpu = smp_processor_id();
>> -		if (omap_read_auxcoreboot0() == this_cpu) {
>> +
>> +		if (cpu_is_omap44xx())
>> +			boot_cpu = omap_read_auxcoreboot0();
>> +		else
>> +			boot_cpu =
>> +				__raw_readl(base + OMAP_AUX_CORE_BOOT_0) >> 5;
>> +
>> +		if (boot_cpu == smp_processor_id()) {
>>  			/*
>>  			 * OK, proper wakeup, we're done
>>  			 */
> 
> These should use variables set up during init instead of cpu_is_omapxxx
> checks.
> 
Sounds good. Will fit it.

Regards
Santosh

  reply	other threads:[~2012-05-07  9:06 UTC|newest]

Thread overview: 63+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-05-03  7:26 [PATCH 00/13] ARM: OMAP5: Add minimal OMAP5 SOC support R Sricharan
2012-05-03  7:26 ` [PATCH 01/13] ARM: OMAP5: id: Add cpu id for ES versions R Sricharan
2012-05-10 11:18   ` Roger Quadros
2012-05-10 11:22     ` R, Sricharan
2012-05-10 13:06   ` Jean-Christophe PLAGNIOL-VILLARD
2012-05-10 13:15     ` R, Sricharan
2012-05-03  7:26 ` [PATCH 02/13] ARM: OMAP5: Add minimal support for OMAP5430 SOC R Sricharan
2012-05-04 22:39   ` Tony Lindgren
2012-05-04 22:47     ` Tony Lindgren
2012-05-06  7:36     ` R, Sricharan
2012-05-07 17:33       ` Tony Lindgren
2012-05-09  9:06         ` R, Sricharan
2012-05-09 16:00           ` Tony Lindgren
2012-05-10  9:49             ` R, Sricharan
2012-05-07 19:07     ` Paul Walmsley
2012-05-07 19:18       ` Tony Lindgren
2012-05-07 19:35         ` Tony Lindgren
2012-05-08  5:32           ` Paul Walmsley
2012-05-08  5:49           ` Hiremath, Vaibhav
2012-05-08 15:48             ` Tony Lindgren
2012-05-08 17:00               ` Hiremath, Vaibhav
2012-05-08 19:07                 ` Tony Lindgren
2012-05-08  5:31         ` Paul Walmsley
2012-05-08 15:47           ` Tony Lindgren
2012-05-10 11:58   ` Roger Quadros
2012-05-03  7:26 ` [PATCH 03/13] TEMP: ARM: OMAP5: Add cpu_is_omap54xx() checks R Sricharan
2012-05-03  7:26 ` [PATCH 04/13] ARM: OMAP5: timer: Add clocksource, clockevent support R Sricharan
2012-05-03  7:26 ` [PATCH 05/13] TEMP: ARM: OMAP5: Update the base address of the 32k-counter R Sricharan
2012-05-03  7:26 ` [PATCH 06/13] ARM: OMAP5: gpmc: Update gpmc_init() R Sricharan
2012-05-03  7:26 ` [PATCH 07/13] ARM: OMAP5: l3: Add l3 error handler support for omap5 R Sricharan
2012-05-04 22:51   ` Tony Lindgren
2012-05-06  7:38     ` R, Sricharan
2012-05-07 17:34       ` Tony Lindgren
2012-05-08  6:04         ` R, Sricharan
2012-05-03  7:26 ` [PATCH 08/13] ARM: OMAP5: Add the WakeupGen IP updates R Sricharan
2012-05-04 22:55   ` Tony Lindgren
2012-05-07  9:06     ` Santosh Shilimkar [this message]
2012-05-10 11:36   ` Roger Quadros
2012-05-10 11:42     ` Shilimkar, Santosh
2012-05-10 11:48       ` Roger Quadros
2012-05-10 11:52         ` Santosh Shilimkar
2012-05-03  7:26 ` [PATCH 09/13] ARM: OMAP5: Add SMP support R Sricharan
2012-05-08 12:47   ` Will Deacon
2012-05-08 13:00     ` Santosh Shilimkar
2012-05-03  7:26 ` [PATCH 10/13] ARM: OMAP5: board-generic: Add device tree support R Sricharan
2012-05-07 13:27   ` Cousson, Benoit
2012-05-07 14:08     ` R, Sricharan
2012-05-07 17:35       ` Tony Lindgren
2012-05-03  7:26 ` [PATCH 11/13] arm/dts: OMAP5: Add omap5 dts files R Sricharan
2012-05-03  7:26 ` [PATCH 12/13] ARM: OMAP5: Add the build support R Sricharan
2012-05-04 22:58   ` Tony Lindgren
2012-05-07  3:35     ` R, Sricharan
2012-05-07 17:37       ` Tony Lindgren
2012-05-08  9:19         ` Cousson, Benoit
2012-05-08 15:57           ` Tony Lindgren
2012-05-03  7:26 ` [PATCH 13/13] ARM: Kconfig update to support additional GPIOs in OMAP5 R Sricharan
2012-05-07  9:49 ` [PATCH 00/13] ARM: OMAP5: Add minimal OMAP5 SOC support Santosh Shilimkar
2012-05-07 22:26   ` Tony Lindgren
2012-05-08  7:24     ` Santosh Shilimkar
2012-05-08 15:58       ` Tony Lindgren
2012-05-10 17:43 ` Sricharan R
2012-05-11 20:11   ` Tony Lindgren
2012-05-14  4:50     ` R, Sricharan

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