From patchwork Wed May 29 16:38:11 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Santosh Shilimkar X-Patchwork-Id: 2631561 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork2.kernel.org Received: from casper.infradead.org (casper.infradead.org [85.118.1.10]) by patchwork2.kernel.org (Postfix) with ESMTP id A15FCDF24C for ; Wed, 29 May 2013 16:43:44 +0000 (UTC) Received: from merlin.infradead.org ([2001:4978:20e::2]) by casper.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1UhjRY-0000sk-MU; Wed, 29 May 2013 16:41:46 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1UhjQc-0002iu-QJ; Wed, 29 May 2013 16:40:46 +0000 Received: from comal.ext.ti.com ([198.47.26.152]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1UhjPQ-0002Zk-4D for linux-arm-kernel@lists.infradead.org; Wed, 29 May 2013 16:39:59 +0000 Received: from dlelxv90.itg.ti.com ([172.17.2.17]) by comal.ext.ti.com (8.13.7/8.13.7) with ESMTP id r4TGdCv4022729; Wed, 29 May 2013 11:39:14 -0500 Received: from DLEE70.ent.ti.com (dlee70.ent.ti.com [157.170.170.113]) by dlelxv90.itg.ti.com (8.14.3/8.13.8) with ESMTP id r4TGdCjY006744; Wed, 29 May 2013 11:39:12 -0500 Received: from dlelxv22.itg.ti.com (172.17.1.197) by DLEE70.ent.ti.com (157.170.170.113) with Microsoft SMTP Server id 14.2.342.3; Wed, 29 May 2013 11:39:12 -0500 Received: from ula0393909.am.dhcp.ti.com (ula0393909.am.dhcp.ti.com [158.218.103.117]) by dlelxv22.itg.ti.com (8.13.8/8.13.8) with ESMTP id r4TGcika031446; Wed, 29 May 2013 11:39:12 -0500 From: Santosh Shilimkar To: , Subject: [PATCH 11/14] ARM: OMAP5: voltagedomain data: Add OMAP5 voltage domain data Date: Wed, 29 May 2013 12:38:11 -0400 Message-ID: <1369845494-30231-12-git-send-email-santosh.shilimkar@ti.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1369845494-30231-1-git-send-email-santosh.shilimkar@ti.com> References: <1369845494-30231-1-git-send-email-santosh.shilimkar@ti.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20130529_123932_475008_DBEA47C4 X-CRM114-Status: GOOD ( 13.83 ) X-Spam-Score: -8.0 (--------) X-Spam-Report: SpamAssassin version 3.3.2 on merlin.infradead.org summary: Content analysis details: (-8.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at http://www.dnswl.org/, high trust [198.47.26.152 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record -1.1 RP_MATCHES_RCVD Envelope sender domain matches handover relay domain -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] Cc: Kevin Hilman , linux-omap@vger.kernel.org, Santosh Shilimkar , Benoit Cousson , linux-arm-kernel@lists.infradead.org X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Add voltagedomain related data for OMAP54XX SOCs. OMAP4 OPP data is used for now. OMAP5 OPP data will be added as part of OMAP5 DVFS support. Cc: Kevin Hilman Cc: Paul Walmsley Signed-off-by: Benoit Cousson Signed-off-by: Santosh Shilimkar --- arch/arm/mach-omap2/voltage.h | 1 + arch/arm/mach-omap2/voltagedomains54xx_data.c | 102 +++++++++++++++++++++++++ 2 files changed, 103 insertions(+) create mode 100644 arch/arm/mach-omap2/voltagedomains54xx_data.c diff --git a/arch/arm/mach-omap2/voltage.h b/arch/arm/mach-omap2/voltage.h index a0ce4f1..5998eed 100644 --- a/arch/arm/mach-omap2/voltage.h +++ b/arch/arm/mach-omap2/voltage.h @@ -171,6 +171,7 @@ extern void omap2xxx_voltagedomains_init(void); extern void omap3xxx_voltagedomains_init(void); extern void am33xx_voltagedomains_init(void); extern void omap44xx_voltagedomains_init(void); +extern void omap54xx_voltagedomains_init(void); struct voltagedomain *voltdm_lookup(const char *name); void voltdm_init(struct voltagedomain **voltdm_list); diff --git a/arch/arm/mach-omap2/voltagedomains54xx_data.c b/arch/arm/mach-omap2/voltagedomains54xx_data.c new file mode 100644 index 0000000..72b8971 --- /dev/null +++ b/arch/arm/mach-omap2/voltagedomains54xx_data.c @@ -0,0 +1,102 @@ +/* + * OMAP5 Voltage Management Routines + * + * Based on voltagedomains44xx_data.c + * + * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com + * + * 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. + */ +#include +#include +#include + +#include "common.h" + +#include "prm54xx.h" +#include "voltage.h" +#include "omap_opp_data.h" +#include "vc.h" +#include "vp.h" + +static const struct omap_vfsm_instance omap5_vdd_mpu_vfsm = { + .voltsetup_reg = OMAP54XX_PRM_VOLTSETUP_MPU_RET_SLEEP_OFFSET, +}; + +static const struct omap_vfsm_instance omap5_vdd_mm_vfsm = { + .voltsetup_reg = OMAP54XX_PRM_VOLTSETUP_MM_RET_SLEEP_OFFSET, +}; + +static const struct omap_vfsm_instance omap5_vdd_core_vfsm = { + .voltsetup_reg = OMAP54XX_PRM_VOLTSETUP_CORE_RET_SLEEP_OFFSET, +}; + +static struct voltagedomain omap5_voltdm_mpu = { + .name = "mpu", + .scalable = true, + .read = omap4_prm_vcvp_read, + .write = omap4_prm_vcvp_write, + .rmw = omap4_prm_vcvp_rmw, + .vc = &omap4_vc_mpu, + .vfsm = &omap5_vdd_mpu_vfsm, + .vp = &omap4_vp_mpu, +}; + +static struct voltagedomain omap5_voltdm_mm = { + .name = "mm", + .scalable = true, + .read = omap4_prm_vcvp_read, + .write = omap4_prm_vcvp_write, + .rmw = omap4_prm_vcvp_rmw, + .vc = &omap4_vc_iva, + .vfsm = &omap5_vdd_mm_vfsm, + .vp = &omap4_vp_iva, +}; + +static struct voltagedomain omap5_voltdm_core = { + .name = "core", + .scalable = true, + .read = omap4_prm_vcvp_read, + .write = omap4_prm_vcvp_write, + .rmw = omap4_prm_vcvp_rmw, + .vc = &omap4_vc_core, + .vfsm = &omap5_vdd_core_vfsm, + .vp = &omap4_vp_core, +}; + +static struct voltagedomain omap5_voltdm_wkup = { + .name = "wkup", +}; + +static struct voltagedomain *voltagedomains_omap5[] __initdata = { + &omap5_voltdm_mpu, + &omap5_voltdm_mm, + &omap5_voltdm_core, + &omap5_voltdm_wkup, + NULL, +}; + +static const char *sys_clk_name __initdata = "sys_clkin"; + +void __init omap54xx_voltagedomains_init(void) +{ + struct voltagedomain *voltdm; + int i; + + /* + * XXX Will depend on the process, validation, and binning + * for the currently-running IC. Use OMAP4 data for time being. + */ +#ifdef CONFIG_PM_OPP + omap5_voltdm_mpu.volt_data = omap446x_vdd_mpu_volt_data; + omap5_voltdm_mm.volt_data = omap446x_vdd_iva_volt_data; + omap5_voltdm_core.volt_data = omap446x_vdd_core_volt_data; +#endif + + for (i = 0; voltdm = voltagedomains_omap5[i], voltdm; i++) + voltdm->sys_clk.name = sys_clk_name; + + voltdm_init(voltagedomains_omap5); +};