From mboxrd@z Thu Jan 1 00:00:00 1970 From: Paul Walmsley Subject: [PATCH B 10/10] OMAP3: PM: Emu_pwrdm is switched off by hardware even when sdti is in use Date: Tue, 27 Jan 2009 19:44:38 -0700 Message-ID: <20090128024435.27240.44368.stgit@localhost.localdomain> References: <20090128024301.27240.39391.stgit@localhost.localdomain> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Return-path: Received: from utopia.booyaka.com ([72.9.107.138]:60307 "EHLO utopia.booyaka.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751887AbZA1UYO (ORCPT ); Wed, 28 Jan 2009 15:24:14 -0500 In-Reply-To: <20090128024301.27240.39391.stgit@localhost.localdomain> Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: linux-arm-kernel@lists.arm.linux.org.uk, linux-kernel@vger.kernel.org Cc: linux-omap@vger.kernel.org, Jouni Hogander , Paul Walmsley , Tony Lindgren From: Jouni Hogander Using sdti doesn't keep emu_pwrdm on if hardware supervised pwrdm transitions are used. This causes sdti stop to work when power management is initialized and hardware supervised pwrdm control is enabled. This patch disables hardware supervised pwrdm control for emu_pwrdm. Now emu_pwrdm is switched off on boot by software when it is not used. Signed-off-by: Jouni Hogander Signed-off-by: Paul Walmsley Signed-off-by: Tony Lindgren --- arch/arm/mach-omap2/clockdomains.h | 6 +++++- 1 files changed, 5 insertions(+), 1 deletions(-) diff --git a/arch/arm/mach-omap2/clockdomains.h b/arch/arm/mach-omap2/clockdomains.h index bafa650..3d4eaca 100644 --- a/arch/arm/mach-omap2/clockdomains.h +++ b/arch/arm/mach-omap2/clockdomains.h @@ -251,10 +251,14 @@ static struct clockdomain per_clkdm = { .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), }; +/* + * Disable hw supervised mode for emu_clkdm, because emu_pwrdm is + * switched of even if sdti is in use + */ static struct clockdomain emu_clkdm = { .name = "emu_clkdm", .pwrdm = { .name = "emu_pwrdm" }, - .flags = CLKDM_CAN_ENABLE_AUTO | CLKDM_CAN_SWSUP, + .flags = /* CLKDM_CAN_ENABLE_AUTO | */CLKDM_CAN_SWSUP, .clktrctrl_mask = OMAP3430_CLKTRCTRL_EMU_MASK, .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), };