linux-kernel - Re: [PATCH] ARM: AM43XX: hwmod: Fix RSTST register offset for pruss

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Message-ID: <57690F83.80709@ti.com>
Date:	Tue, 21 Jun 2016 15:27:23 +0530
From:	Keerthy <a0393675@...com>
To:	"Mohammed, Afzal" <afzal@...com>, "Anna, Suman" <s-anna@...com>,
	"J, KEERTHY" <j-keerthy@...com>,
	"tony@...mide.com" <tony@...mide.com>
CC:	"linux-omap@...r.kernel.org" <linux-omap@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"Kristo, Tero" <t-kristo@...com>,
	"Gerlach, Dave" <d-gerlach@...com>,
	"paul@...an.com" <paul@...an.com>,
	"linux@...linux.org.uk" <linux@...linux.org.uk>
Subject: Re: [PATCH] ARM: AM43XX: hwmod: Fix RSTST register offset for pruss



On Tuesday 21 June 2016 01:22 PM, Mohammed, Afzal wrote:
> Hi Suman,
>
> Anna, Suman wrote on Monday, June 20, 2016 9:49 PM:
>
>> It does happen when the pruss module is exercised. We found this when we
>> tried to do a standby test on suspend, and while it worked on AM33xx,
>> AM437x failed because of this difference.
>
> Okay, seems on am335x, PER doesn't have RSTST register itself.

Seems like code has some reference!

arch/arm/mach-omap2/prm33xx.h
#define AM33XX_RM_PER_RSTST_OFFSET		0x0004

But TRM: http://www.ti.com/lit/ug/spruh73m/spruh73m.pdf
claims that offset is reserved.

Should i remove the above lines altogether?

>
> Regards
> afzal
>