From patchwork Thu Dec 9 15:13:47 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nishanth Menon X-Patchwork-Id: 394792 X-Patchwork-Delegate: khilman@deeprootsystems.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 oB9FE2hs010810 for ; Thu, 9 Dec 2010 15:14:02 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754238Ab0LIPN6 (ORCPT ); Thu, 9 Dec 2010 10:13:58 -0500 Received: from bear.ext.ti.com ([192.94.94.41]:47469 "EHLO bear.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751631Ab0LIPN5 (ORCPT ); Thu, 9 Dec 2010 10:13:57 -0500 Received: from dlep35.itg.ti.com ([157.170.170.118]) by bear.ext.ti.com (8.13.7/8.13.7) with ESMTP id oB9FDnEp024739 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Thu, 9 Dec 2010 09:13:49 -0600 Received: from legion.dal.design.ti.com (localhost [127.0.0.1]) by dlep35.itg.ti.com (8.13.7/8.13.7) with ESMTP id oB9FDnEF019065; Thu, 9 Dec 2010 09:13:49 -0600 (CST) Received: from senorita (senorita.am.dhcp.ti.com [128.247.74.250]) by legion.dal.design.ti.com (8.11.7p1+Sun/8.11.7) with ESMTP id oB9FDmf21547; Thu, 9 Dec 2010 09:13:48 -0600 (CST) Received: by senorita (Postfix, from userid 1000) id 797C6C291; Thu, 9 Dec 2010 09:13:48 -0600 (CST) From: Nishanth Menon To: l-o , l-a Cc: Kevin , Tony Subject: [PATCH v5 2/3] omap4: opp: add OPP table data Date: Thu, 9 Dec 2010 09:13:47 -0600 Message-Id: <1291907628-29199-3-git-send-email-nm@ti.com> X-Mailer: git-send-email 1.6.3.3 In-Reply-To: <1291907628-29199-1-git-send-email-nm@ti.com> References: <1291907628-29199-1-git-send-email-nm@ti.com> 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-4.2.3 (demeter1.kernel.org [140.211.167.41]); Thu, 09 Dec 2010 15:14:02 +0000 (UTC) diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig index 102a7df..f85188d 100644 --- a/arch/arm/mach-omap2/Kconfig +++ b/arch/arm/mach-omap2/Kconfig @@ -46,6 +46,8 @@ config ARCH_OMAP4 select ARM_GIC select PL310_ERRATA_588369 select ARM_ERRATA_720789 + select ARCH_HAS_OPP + select PM_OPP if PM comment "OMAP Core Type" depends on ARCH_OMAP2 diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile index fbbb6b3..ea217f5 100644 --- a/arch/arm/mach-omap2/Makefile +++ b/arch/arm/mach-omap2/Makefile @@ -51,6 +51,7 @@ obj-$(CONFIG_ARCH_OMAP2) += sdrc2xxx.o ifeq ($(CONFIG_PM_OPP),y) obj-y += opp.o obj-$(CONFIG_ARCH_OMAP3) += opp3xxx_data.o +obj-$(CONFIG_ARCH_OMAP4) += opp4xxx_data.o endif # Power Management diff --git a/arch/arm/mach-omap2/opp4xxx_data.c b/arch/arm/mach-omap2/opp4xxx_data.c new file mode 100644 index 0000000..a11fa56 --- /dev/null +++ b/arch/arm/mach-omap2/opp4xxx_data.c @@ -0,0 +1,57 @@ +/* + * OMAP4 OPP table definitions. + * + * Copyright (C) 2010 Texas Instruments Incorporated - http://www.ti.com/ + * Nishanth Menon + * Kevin Hilman + * Thara Gopinath + * Copyright (C) 2010 Nokia Corporation. + * Eduardo Valentin + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed "as is" WITHOUT ANY WARRANTY of any + * kind, whether express or implied; without even the implied warranty + * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ +#include + +#include + +#include "omap_opp_data.h" + +static struct omap_opp_def __initdata omap44xx_opp_def_list[] = { + /* MPU OPP1 - OPP50 */ + OPP_INITIALIZER("mpu", true, 300000000, 1100000), + /* MPU OPP2 - OPP100 */ + OPP_INITIALIZER("mpu", true, 600000000, 1200000), + /* MPU OPP3 - OPP-Turbo */ + OPP_INITIALIZER("mpu", false, 800000000, 1260000), + /* MPU OPP4 - OPP-SB */ + OPP_INITIALIZER("mpu", false, 1008000000, 1350000), + /* L3 OPP1 - OPP50 */ + OPP_INITIALIZER("l3_main_1", true, 100000000, 930000), + /* L3 OPP2 - OPP100, OPP-Turbo, OPP-SB */ + OPP_INITIALIZER("l3_main_1", true, 200000000, 1100000), + /* TODO: add IVA, DSP, aess, fdif, gpu */ +}; + +/** + * omap4_opp_init() - initialize omap4 opp table + */ +static int __init omap4_opp_init(void) +{ + int r = -ENODEV; + + if (!cpu_is_omap44xx()) + return r; + + r = omap_init_opp_table(omap44xx_opp_def_list, + ARRAY_SIZE(omap44xx_opp_def_list)); + + return r; +} +device_initcall(omap4_opp_init); diff --git a/arch/arm/mach-omap2/pm.h b/arch/arm/mach-omap2/pm.h index 2031f15..a43e069 100644 --- a/arch/arm/mach-omap2/pm.h +++ b/arch/arm/mach-omap2/pm.h @@ -22,11 +22,16 @@ extern int omap3_idle_init(void); #if defined(CONFIG_PM_OPP) extern int omap3_opp_init(void); +extern int omap4_opp_init(void); #else static inline int omap3_opp_init(void) { return -EINVAL; } +static inline int omap4_opp_init(void) +{ + return -EINVAL; +} #endif struct cpuidle_params {