From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tero Kristo Subject: [PATCH 09/19] ARM: OMAP4: PM: add errata support Date: Fri, 20 Apr 2012 12:33:42 +0300 Message-ID: <1334914432-26456-10-git-send-email-t-kristo@ti.com> References: <1334914432-26456-1-git-send-email-t-kristo@ti.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: Received: from arroyo.ext.ti.com ([192.94.94.40]:53161 "EHLO arroyo.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751981Ab2DTJem (ORCPT ); Fri, 20 Apr 2012 05:34:42 -0400 In-Reply-To: <1334914432-26456-1-git-send-email-t-kristo@ti.com> Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: linux-omap@vger.kernel.org, khilman@ti.com, paul@pwsan.com Cc: linux-arm-kernel@lists.infradead.org Added similar PM errata flag support as omap3 has. A few errata flags will be added in subsequent patches. Signed-off-by: Tero Kristo --- arch/arm/mach-omap2/pm.h | 7 +++++++ arch/arm/mach-omap2/pm44xx.c | 1 + 2 files changed, 8 insertions(+), 0 deletions(-) diff --git a/arch/arm/mach-omap2/pm.h b/arch/arm/mach-omap2/pm.h index f65da57..e78ec63 100644 --- a/arch/arm/mach-omap2/pm.h +++ b/arch/arm/mach-omap2/pm.h @@ -131,6 +131,13 @@ extern void enable_omap3630_toggle_l2_on_restore(void); static inline void enable_omap3630_toggle_l2_on_restore(void) { } #endif /* defined(CONFIG_PM) && defined(CONFIG_ARCH_OMAP3) */ +#if defined(CONFIG_PM) && defined(CONFIG_ARCH_OMAP4) +extern u16 pm44xx_errata; +#define IS_PM44XX_ERRATUM(id) (pm44xx_errata & (id)) +#else +#define IS_PM44XX_ERRATUM(id) 0 +#endif + #ifdef CONFIG_OMAP_SMARTREFLEX extern int omap_devinit_smartreflex(void); extern void omap_enable_smartreflex_on_init(void); diff --git a/arch/arm/mach-omap2/pm44xx.c b/arch/arm/mach-omap2/pm44xx.c index 8f0ec56..8238097 100644 --- a/arch/arm/mach-omap2/pm44xx.c +++ b/arch/arm/mach-omap2/pm44xx.c @@ -35,6 +35,7 @@ struct power_state { }; static LIST_HEAD(pwrst_list); +u16 pm44xx_errata; #ifdef CONFIG_SUSPEND static int omap4_pm_suspend(void) -- 1.7.4.1