From patchwork Thu Nov 12 17:02:35 2009 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tero Kristo X-Patchwork-Id: 59599 X-Patchwork-Delegate: khilman@deeprootsystems.com Received: from vger.kernel.org (vger.kernel.org [209.132.176.167]) by demeter.kernel.org (8.14.2/8.14.2) with ESMTP id nACHL8MX004172 for ; Thu, 12 Nov 2009 17:21:08 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753756AbZKLRUB (ORCPT ); Thu, 12 Nov 2009 12:20:01 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753671AbZKLRT5 (ORCPT ); Thu, 12 Nov 2009 12:19:57 -0500 Received: from smtp.nokia.com ([192.100.122.230]:24899 "EHLO mgw-mx03.nokia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753752AbZKLRTy (ORCPT ); Thu, 12 Nov 2009 12:19:54 -0500 Received: from esebh105.NOE.Nokia.com (esebh105.ntc.nokia.com [172.21.138.211]) by mgw-mx03.nokia.com (Switch-3.3.3/Switch-3.3.3) with ESMTP id nACHJq3K003204; Thu, 12 Nov 2009 19:19:56 +0200 Received: from esebh102.NOE.Nokia.com ([172.21.138.183]) by esebh105.NOE.Nokia.com with Microsoft SMTPSVC(6.0.3790.3959); Thu, 12 Nov 2009 19:19:54 +0200 Received: from mgw-sa01.ext.nokia.com ([147.243.1.47]) by esebh102.NOE.Nokia.com over TLS secured channel with Microsoft SMTPSVC(6.0.3790.3959); Thu, 12 Nov 2009 19:19:54 +0200 Received: from localhost.localdomain (sokoban.ntc.nokia.com [172.22.144.95]) by mgw-sa01.ext.nokia.com (Switch-3.3.3/Switch-3.3.3) with ESMTP id nACHJoNZ020986; Thu, 12 Nov 2009 19:19:53 +0200 From: Tero Kristo To: linux-omap@vger.kernel.org Cc: khilman@deeprootsystems.com Subject: [PATCH 2/6] OMAP3: PM: Added support for INACTIVE and ON states for powerdomains Date: Thu, 12 Nov 2009 19:02:35 +0200 Message-Id: <1258045359-7962-3-git-send-email-tero.kristo@nokia.com> X-Mailer: git-send-email 1.5.4.3 In-Reply-To: <1258045359-7962-2-git-send-email-tero.kristo@nokia.com> References: <> <1258045359-7962-1-git-send-email-tero.kristo@nokia.com> <1258045359-7962-2-git-send-email-tero.kristo@nokia.com> X-OriginalArrivalTime: 12 Nov 2009 17:19:54.0671 (UTC) FILETIME=[59E5BBF0:01CA63BC] X-Nokia-AV: Clean Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c index 9d0a9b4..7b52f30 100644 --- a/arch/arm/mach-omap2/pm34xx.c +++ b/arch/arm/mach-omap2/pm34xx.c @@ -383,6 +383,7 @@ void omap_sram_idle(void) mpu_next_state = pwrdm_read_next_pwrst(mpu_pwrdm); switch (mpu_next_state) { case PWRDM_POWER_ON: + case PWRDM_POWER_INACTIVE: case PWRDM_POWER_RET: /* No need to save context */ save_state = 0; @@ -448,9 +449,11 @@ void omap_sram_idle(void) OMAP3430_GR_MOD, OMAP3_PRM_VOLTCTRL_OFFSET); } - /* Enable IO-PAD and IO-CHAIN wakeups */ - prm_set_mod_reg_bits(OMAP3430_EN_IO, WKUP_MOD, PM_WKEN); - omap3_enable_io_chain(); + if (core_next_state <= PWRDM_POWER_RET) { + /* Enable IO-PAD and IO-CHAIN wakeups */ + prm_set_mod_reg_bits(OMAP3430_EN_IO, WKUP_MOD, PM_WKEN); + omap3_enable_io_chain(); + } } omap3_intc_prepare_idle(); @@ -542,15 +545,13 @@ void omap_sram_idle(void) } /* Disable IO-PAD and IO-CHAIN wakeup */ - if (core_next_state < PWRDM_POWER_ON) { + if (core_next_state <= PWRDM_POWER_ON) { prm_clear_mod_reg_bits(OMAP3430_EN_IO, WKUP_MOD, PM_WKEN); omap3_disable_io_chain(); } pwrdm_post_transition(); - - omap2_clkdm_allow_idle(mpu_pwrdm->pwrdm_clkdms[0]); } int omap3_can_sleep(void) @@ -598,7 +599,6 @@ int set_pwrdm_state(struct powerdomain *pwrdm, u32 state) } if (sleep_switch) { - omap2_clkdm_allow_idle(pwrdm->pwrdm_clkdms[0]); pwrdm_wait_transition(pwrdm); pwrdm_state_switch(pwrdm); }