From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tero Kristo Subject: [PATCHv8 1/5] TEMP: OMAP3: beagle rev-c4: enable OPP6 Date: Fri, 9 Dec 2011 17:29:45 +0200 Message-ID: <1323444589-19940-2-git-send-email-t-kristo@ti.com> References: <1323444589-19940-1-git-send-email-t-kristo@ti.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: Received: from devils.ext.ti.com ([198.47.26.153]:59047 "EHLO devils.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751346Ab1LIP37 (ORCPT ); Fri, 9 Dec 2011 10:29:59 -0500 Received: from dlep36.itg.ti.com ([157.170.170.91]) by devils.ext.ti.com (8.13.7/8.13.7) with ESMTP id pB9FTwVn019847 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Fri, 9 Dec 2011 09:29:59 -0600 Received: from dlep26.itg.ti.com (smtp-le.itg.ti.com [157.170.170.27]) by dlep36.itg.ti.com (8.13.8/8.13.8) with ESMTP id pB9FTw7F000572 for ; Fri, 9 Dec 2011 09:29:58 -0600 (CST) Received: from DFLE70.ent.ti.com (localhost [127.0.0.1]) by dlep26.itg.ti.com (8.13.8/8.13.8) with ESMTP id pB9FTwSB018707 for ; Fri, 9 Dec 2011 09:29:58 -0600 (CST) Received: from localhost.localdomain (h88-4.vpn.ti.com [172.24.88.4]) by dlelxv22.itg.ti.com (8.13.8/8.13.8) with ESMTP id pB9FTtvC006466 for ; Fri, 9 Dec 2011 09:29:57 -0600 In-Reply-To: <1323444589-19940-1-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 Beagleboard rev-c4 has a speed sorted OMAP3530 chip which can run at 720MHz. Signed-off-by: Tero Kristo --- arch/arm/mach-omap2/board-omap3beagle.c | 29 +++++++++++++++++++++++++++++ arch/arm/mach-omap2/opp3xxx_data.c | 4 ++++ 2 files changed, 33 insertions(+), 0 deletions(-) diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c index 3ae16b4..a7c3d60 100644 --- a/arch/arm/mach-omap2/board-omap3beagle.c +++ b/arch/arm/mach-omap2/board-omap3beagle.c @@ -489,6 +489,35 @@ static void __init beagle_opp_init(void) return; } + if (omap3_beagle_version == OMAP3BEAGLE_BOARD_C4) { + struct device *mpu_dev, *iva_dev; + + mpu_dev = omap2_get_mpuss_device(); + iva_dev = omap2_get_iva_device(); + + if (!mpu_dev || !iva_dev) { + pr_err("%s: Aiee.. no mpu/dsp devices? %p %p\n", + __func__, mpu_dev, iva_dev); + return; + } + /* Enable MPU 720MHz opp */ + r = opp_enable(mpu_dev, 720000000); + + /* Enable IVA 520MHz opp */ + r |= opp_enable(iva_dev, 520000000); + + if (r) { + pr_err("%s: failed to enable higher opp %d\n", + __func__, r); + /* + * Cleanup - disable the higher freqs - we dont care + * about the results + */ + opp_disable(mpu_dev, 720000000); + opp_disable(iva_dev, 520000000); + } + } + /* Custom OPP enabled for all xM versions */ if (cpu_is_omap3630()) { struct device *mpu_dev, *iva_dev; diff --git a/arch/arm/mach-omap2/opp3xxx_data.c b/arch/arm/mach-omap2/opp3xxx_data.c index d95f3f9..a0f5fe1 100644 --- a/arch/arm/mach-omap2/opp3xxx_data.c +++ b/arch/arm/mach-omap2/opp3xxx_data.c @@ -98,6 +98,8 @@ static struct omap_opp_def __initdata omap34xx_opp_def_list[] = { OPP_INITIALIZER("mpu", true, 550000000, OMAP3430_VDD_MPU_OPP4_UV), /* MPU OPP5 */ OPP_INITIALIZER("mpu", true, 600000000, OMAP3430_VDD_MPU_OPP5_UV), + /* MPU OPP6 : omap3530 high speed grade only */ + OPP_INITIALIZER("mpu", false, 720000000, OMAP3430_VDD_MPU_OPP5_UV), /* * L3 OPP1 - 41.5 MHz is disabled because: The voltage for that OPP is @@ -123,6 +125,8 @@ static struct omap_opp_def __initdata omap34xx_opp_def_list[] = { OPP_INITIALIZER("iva", true, 400000000, OMAP3430_VDD_MPU_OPP4_UV), /* DSP OPP5 */ OPP_INITIALIZER("iva", true, 430000000, OMAP3430_VDD_MPU_OPP5_UV), + /* DSP OPP6 : omap3530 high speed grade only */ + OPP_INITIALIZER("iva", false, 520000000, OMAP3430_VDD_MPU_OPP5_UV), }; static struct omap_opp_def __initdata omap36xx_opp_def_list[] = { -- 1.7.4.1