From patchwork Mon Dec 20 16:01:34 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sekhar Nori X-Patchwork-Id: 421791 Received: from comal.ext.ti.com (comal.ext.ti.com [198.47.26.152]) by demeter1.kernel.org (8.14.4/8.14.3) with ESMTP id oBKH4lEb012096 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Mon, 20 Dec 2010 17:05:09 GMT Received: from dlep36.itg.ti.com ([157.170.170.91]) by comal.ext.ti.com (8.13.7/8.13.7) with ESMTP id oBKG2lVZ018835 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Mon, 20 Dec 2010 10:02:47 -0600 Received: from linux.omap.com (localhost [127.0.0.1]) by dlep36.itg.ti.com (8.13.8/8.13.8) with ESMTP id oBKG2lGu026396; Mon, 20 Dec 2010 10:02:47 -0600 (CST) Received: from linux.omap.com (localhost [127.0.0.1]) by linux.omap.com (Postfix) with ESMTP id BA6AC8073C; Mon, 20 Dec 2010 10:02:08 -0600 (CST) X-Original-To: davinci-linux-open-source@linux.davincidsp.com Delivered-To: davinci-linux-open-source@linux.davincidsp.com Received: from dbdp31.itg.ti.com (dbdp31.itg.ti.com [172.24.170.98]) by linux.omap.com (Postfix) with ESMTP id 7CBCA80626 for ; Mon, 20 Dec 2010 10:01:38 -0600 (CST) Received: from psplinux051.india.ti.com (localhost [127.0.0.1]) by dbdp31.itg.ti.com (8.13.8/8.13.8) with ESMTP id oBKG1Z6R016797; Mon, 20 Dec 2010 21:31:35 +0530 (IST) Received: from psplinux051.india.ti.com (localhost [127.0.0.1]) by psplinux051.india.ti.com (8.13.1/8.13.1) with ESMTP id oBKG1ZCo004200; Mon, 20 Dec 2010 21:31:35 +0530 Received: (from a0875516@localhost) by psplinux051.india.ti.com (8.13.1/8.13.1/Submit) id oBKG1ZPG004197; Mon, 20 Dec 2010 21:31:35 +0530 From: Sekhar Nori To: davinci-linux-open-source@linux.davincidsp.com Subject: [PATCH v4 2/2] davinci: am18x/da850/omap-l138 evm: add support for higher speed grades Date: Mon, 20 Dec 2010 21:31:34 +0530 Message-Id: <1292860894-3961-2-git-send-email-nsekhar@ti.com> X-Mailer: git-send-email 1.6.2.4 In-Reply-To: <1292860894-3961-1-git-send-email-nsekhar@ti.com> References: <1292860894-3961-1-git-send-email-nsekhar@ti.com> Cc: linux-arm-kernel@lists.infradead.org X-BeenThere: davinci-linux-open-source@linux.davincidsp.com X-Mailman-Version: 2.1.12 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: davinci-linux-open-source-bounces@linux.davincidsp.com Errors-To: davinci-linux-open-source-bounces@linux.davincidsp.com X-Greylist: Sender succeeded STARTTLS authentication, not delayed by milter-greylist-4.2.3 (demeter1.kernel.org [140.211.167.41]); Mon, 20 Dec 2010 17:05:10 +0000 (UTC) diff --git a/arch/arm/mach-davinci/board-da850-evm.c b/arch/arm/mach-davinci/board-da850-evm.c index f89b0b7..893d9be 100644 --- a/arch/arm/mach-davinci/board-da850-evm.c +++ b/arch/arm/mach-davinci/board-da850-evm.c @@ -540,7 +540,7 @@ static struct regulator_init_data tps65070_regulator_data[] = { { .constraints = { .min_uV = 950000, - .max_uV = 1320000, + .max_uV = 1350000, .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE | REGULATOR_CHANGE_STATUS), .boot_on = 1, @@ -736,6 +736,27 @@ static struct edma_rsv_info *da850_edma_rsv[2] = { &da850_edma_cc1_rsv, }; +#ifdef CONFIG_CPU_FREQ +static __init int da850_evm_init_cpufreq(void) +{ + switch (system_rev & 0xF) { + case 3: + da850_max_speed = 456000; + break; + case 2: + da850_max_speed = 408000; + break; + case 1: + da850_max_speed = 372000; + break; + } + + return da850_register_cpufreq("pll0_sysclk3"); +} +#else +static __init int da850_evm_init_cpufreq(void) { return 0; } +#endif + static __init void da850_evm_init(void) { int ret; @@ -836,7 +857,7 @@ static __init void da850_evm_init(void) if (ret) pr_warning("da850_evm_init: rtc setup failed: %d\n", ret); - ret = da850_register_cpufreq("pll0_sysclk3"); + ret = da850_evm_init_cpufreq(); if (ret) pr_warning("da850_evm_init: cpufreq registration failed: %d\n", ret);