From patchwork Wed Feb 16 06:52:43 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paul Walmsley X-Patchwork-Id: 566011 X-Patchwork-Delegate: paul@pwsan.com Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter1.kernel.org (8.14.4/8.14.3) with ESMTP id p1G6sGtR021604 for ; Wed, 16 Feb 2011 06:54:17 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752402Ab1BPGyE (ORCPT ); Wed, 16 Feb 2011 01:54:04 -0500 Received: from utopia.booyaka.com ([72.9.107.138]:47505 "EHLO utopia.booyaka.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751281Ab1BPGyD (ORCPT ); Wed, 16 Feb 2011 01:54:03 -0500 Received: (qmail 11959 invoked by uid 1019); 16 Feb 2011 06:54:01 -0000 MBOX-Line: From nobody Tue Feb 15 23:52:43 2011 Subject: [PATCH 01/11] OMAP2+: clock: disable autoidle on all clocks during clock init To: linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org From: Paul Walmsley Date: Tue, 15 Feb 2011 23:52:43 -0700 Message-ID: <20110216065239.22089.24784.stgit@twilight.localdomain> In-Reply-To: <20110216065030.22089.61217.stgit@twilight.localdomain> References: <20110216065030.22089.61217.stgit@twilight.localdomain> User-Agent: StGit/0.15 MIME-Version: 1.0 Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.6 (demeter1.kernel.org [140.211.167.41]); Wed, 16 Feb 2011 06:54:50 +0000 (UTC) diff --git a/arch/arm/mach-omap2/clock2420_data.c b/arch/arm/mach-omap2/clock2420_data.c index 0a992bc..ee73e14 100644 --- a/arch/arm/mach-omap2/clock2420_data.c +++ b/arch/arm/mach-omap2/clock2420_data.c @@ -1913,6 +1913,9 @@ int __init omap2420_clk_init(void) omap2_init_clk_clkdm(c->lk.clk); } + /* Disable autoidle on all clocks; let the PM code enable it later */ + omap_clk_disable_autoidle_all(); + /* Check the MPU rate set by bootloader */ clkrate = omap2xxx_clk_get_core_rate(&dpll_ck); for (prcm = rate_table; prcm->mpu_speed; prcm++) { diff --git a/arch/arm/mach-omap2/clock2430_data.c b/arch/arm/mach-omap2/clock2430_data.c index c047dcd..a1298e5 100644 --- a/arch/arm/mach-omap2/clock2430_data.c +++ b/arch/arm/mach-omap2/clock2430_data.c @@ -2028,6 +2028,9 @@ int __init omap2430_clk_init(void) omap2_init_clk_clkdm(c->lk.clk); } + /* Disable autoidle on all clocks; let the PM code enable it later */ + omap_clk_disable_autoidle_all(); + /* Check the MPU rate set by bootloader */ clkrate = omap2xxx_clk_get_core_rate(&dpll_ck); for (prcm = rate_table; prcm->mpu_speed; prcm++) { diff --git a/arch/arm/mach-omap2/clock3xxx.c b/arch/arm/mach-omap2/clock3xxx.c index e9f66b6..952c3e0 100644 --- a/arch/arm/mach-omap2/clock3xxx.c +++ b/arch/arm/mach-omap2/clock3xxx.c @@ -65,9 +65,6 @@ void __init omap3_clk_lock_dpll5(void) clk_set_rate(dpll5_clk, DPLL5_FREQ_FOR_USBHOST); clk_enable(dpll5_clk); - /* Enable autoidle to allow it to enter low power bypass */ - omap3_dpll_allow_idle(dpll5_clk); - /* Program dpll5_m2_clk divider for no division */ dpll5_m2_clk = clk_get(NULL, "dpll5_m2_ck"); clk_enable(dpll5_m2_clk); diff --git a/arch/arm/mach-omap2/clock3xxx_data.c b/arch/arm/mach-omap2/clock3xxx_data.c index 7cf89f8..0021559 100644 --- a/arch/arm/mach-omap2/clock3xxx_data.c +++ b/arch/arm/mach-omap2/clock3xxx_data.c @@ -3535,6 +3535,9 @@ int __init omap3xxx_clk_init(void) omap2_init_clk_clkdm(c->lk.clk); } + /* Disable autoidle on all clocks; let the PM code enable it later */ + omap_clk_disable_autoidle_all(); + recalculate_root_clocks(); pr_info("Clocking rate (Crystal/Core/MPU): %ld.%01ld/%ld/%ld MHz\n", @@ -3548,7 +3551,8 @@ int __init omap3xxx_clk_init(void) clk_enable_init_clocks(); /* - * Lock DPLL5 and put it in autoidle. + * Lock DPLL5 -- here only until other device init code can + * handle this */ if (omap_rev() >= OMAP3430_REV_ES2_0) omap3_clk_lock_dpll5(); diff --git a/arch/arm/mach-omap2/clock44xx_data.c b/arch/arm/mach-omap2/clock44xx_data.c index dcbe105..2795342 100644 --- a/arch/arm/mach-omap2/clock44xx_data.c +++ b/arch/arm/mach-omap2/clock44xx_data.c @@ -3309,6 +3309,9 @@ int __init omap4xxx_clk_init(void) omap2_init_clk_clkdm(c->lk.clk); } + /* Disable autoidle on all clocks; let the PM code enable it later */ + omap_clk_disable_autoidle_all(); + recalculate_root_clocks(); /*