From patchwork Thu May 16 04:32:18 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "J, KEERTHY" X-Patchwork-Id: 10945621 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 64353912 for ; Thu, 16 May 2019 04:32:09 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 5308428AB3 for ; Thu, 16 May 2019 04:32:09 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 4627428AB8; Thu, 16 May 2019 04:32:09 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id E3F4C28AB3 for ; Thu, 16 May 2019 04:32:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726537AbfEPEcC (ORCPT ); Thu, 16 May 2019 00:32:02 -0400 Received: from lelv0143.ext.ti.com ([198.47.23.248]:54450 "EHLO lelv0143.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725975AbfEPEcC (ORCPT ); Thu, 16 May 2019 00:32:02 -0400 Received: from fllv0035.itg.ti.com ([10.64.41.0]) by lelv0143.ext.ti.com (8.15.2/8.15.2) with ESMTP id x4G4W046126411; Wed, 15 May 2019 23:32:00 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1557981120; bh=uEVCSV19YfhFYWQvWChkq8hxy9erGlYnGHbP6Twl6FI=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=IJnJ+h9LVoELo+NxLX3Q+6P599BawnnbHM8YvNgByN7rszhmZtTPvzlmg6ginoTIP Cx+xTK/u3hmAcPWARnRkRgmlACBCYB/K9uZ0ci4XIXrTlgdz1AGqbZihBekazkR/9U 3kofJUMXnlESY8OaAnqrM24ElzF6BIXH4Qbe/hws= Received: from DLEE105.ent.ti.com (dlee105.ent.ti.com [157.170.170.35]) by fllv0035.itg.ti.com (8.15.2/8.15.2) with ESMTPS id x4G4W0WY042242 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Wed, 15 May 2019 23:32:00 -0500 Received: from DLEE100.ent.ti.com (157.170.170.30) by DLEE105.ent.ti.com (157.170.170.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1713.5; Wed, 15 May 2019 23:31:58 -0500 Received: from fllv0040.itg.ti.com (10.64.41.20) by DLEE100.ent.ti.com (157.170.170.30) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1713.5 via Frontend Transport; Wed, 15 May 2019 23:31:59 -0500 Received: from a0393675ula.india.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by fllv0040.itg.ti.com (8.15.2/8.15.2) with ESMTP id x4G4Vmio094857; Wed, 15 May 2019 23:31:57 -0500 From: Keerthy To: , , CC: , , , , Subject: [PATCH v2 3/3] regulator: lp87565: Add 4-phase lp87561 regulator support Date: Thu, 16 May 2019 10:02:18 +0530 Message-ID: <20190516043218.8222-4-j-keerthy@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190516043218.8222-1-j-keerthy@ti.com> References: <20190516043218.8222-1-j-keerthy@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The LP8756x family has a single output 4-phase regulator configuration. Add support for the same. The control lies in the master buck which is buck0 for 4-phase configuration. Enable/disable/voltage set happen via buck0 registers. Data Sheet: https://www.ti.com/lit/ds/symlink/lp87561-q1.pdf Signed-off-by: Keerthy Acked-by: Mark Brown --- Changes in v2: * Changed if/else block to switch statement. drivers/regulator/lp87565-regulator.c | 17 ++++++++++++++++- 1 file changed, 16 insertions(+), 1 deletion(-) diff --git a/drivers/regulator/lp87565-regulator.c b/drivers/regulator/lp87565-regulator.c index 81eb4b890c0c..af00d1ffcf33 100644 --- a/drivers/regulator/lp87565-regulator.c +++ b/drivers/regulator/lp87565-regulator.c @@ -153,6 +153,12 @@ static const struct lp87565_regulator regulators[] = { LP87565_REG_BUCK2_CTRL_1, LP87565_BUCK_CTRL_1_EN, 3230, buck0_1_2_3_ranges, LP87565_REG_BUCK2_CTRL_2), + LP87565_REGULATOR("BUCK3210", LP87565_BUCK_3210, "buck3210", + lp87565_buck_ops, 256, LP87565_REG_BUCK0_VOUT, + LP87565_BUCK_VSET, LP87565_REG_BUCK0_CTRL_1, + LP87565_BUCK_CTRL_1_EN | + LP87565_BUCK_CTRL_1_FPWM_MP_0_2, 3230, + buck0_1_2_3_ranges, LP87565_REG_BUCK0_CTRL_2), }; static int lp87565_regulator_probe(struct platform_device *pdev) @@ -169,9 +175,18 @@ static int lp87565_regulator_probe(struct platform_device *pdev) config.driver_data = lp87565; config.regmap = lp87565->regmap; - if (lp87565->dev_type == LP87565_DEVICE_TYPE_LP87565_Q1) { + switch (lp87565->dev_type) { + case LP87565_DEVICE_TYPE_LP87565_Q1: min_idx = LP87565_BUCK_10; max_idx = LP87565_BUCK_23; + break; + case LP87565_DEVICE_TYPE_LP87561_Q1: + min_idx = LP87565_BUCK_3210; + max_idx = LP87565_BUCK_3210; + default: + dev_err(lp87565->dev, "Invalid lp config %d\n", + lp87565->dev_type); + return -EINVAL; } for (i = min_idx; i <= max_idx; i++) {