From patchwork Fri Jun 2 08:51:12 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Guodong Xu X-Patchwork-Id: 100990 Delivered-To: patch@linaro.org Received: by 10.140.96.100 with SMTP id j91csp283912qge; Fri, 2 Jun 2017 01:52:08 -0700 (PDT) X-Received: by 10.84.218.204 with SMTP id g12mr101842491plm.32.1496393528290; Fri, 02 Jun 2017 01:52:08 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1496393528; cv=none; d=google.com; s=arc-20160816; b=Pco5r8QjdMw/sBAUE6cfpTs61mYaq7fptBCzHR18+/7atJHW3b4SpMyY1NPHjlKgUS /qeAnbH07WsYefUNHf1fDmms2qOVubiIjpJ2CWFVG9RuxlEjN7vhQaE5rAcpKqJDxgcW GYAR56apXFgAvBEX+d6WC+vEExPEpOBwrVf9H7Uqpa7HtLxUqcL1lZiJ571PBsNDQvNQ rCAr3H1OcyZ/au4GrgFP4J6vtjN7uwer6/MPRdycUmjfmpQmciwtlpL64ze0bTrSYupz 9Pgn+OzL9IqA0wJE3k51VusbKGUOvyiiiJOUP5+owvcD79gfwskgUqAY/5bGbcpnNN+F /5Ag== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:references:in-reply-to:message-id:date :subject:cc:to:from:dkim-signature:arc-authentication-results; bh=jgloU86qcif4DhIiEoZ32uTfs2MJNRjbqCUeIjl7YU4=; b=vjdnP5g6Mb9436VlX3BCm3iw8aWpKqFmdsN9XGo2JHmGh/GQIUy3pXjyviwuZJaO/g eJSQSKK8SnLPaM5gdT9YQGzqPTaOTTPCqstvDwW3eWpsXa4dAIqULYO9PywOKxuUS6Iy eWniG3leDRt+FHxlQmoYaW4oY3iotJZsilaw8Ev9kixxgSArFvhZ50CzC0WqLTwilb+L b7388u4qyOG62bYJksmZ/5KbNq8wsuNUSODJuHZLn65peiCiRe0o2z0tXPPFoAstyfIg ptY5EthnMPoUeS/ivgJjNOo53F0X3Sbe/7C3HNTJTNgNpSnar+3lWs5B8RCBMNRsO7Rg Hg3w== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linaro.org; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id u2si22968480pge.285.2017.06.02.01.52.07; Fri, 02 Jun 2017 01:52:08 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751239AbdFBIv7 (ORCPT + 25 others); Fri, 2 Jun 2017 04:51:59 -0400 Received: from mail-it0-f48.google.com ([209.85.214.48]:38849 "EHLO mail-it0-f48.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751161AbdFBIv5 (ORCPT ); Fri, 2 Jun 2017 04:51:57 -0400 Received: by mail-it0-f48.google.com with SMTP id r63so11193689itc.1 for ; Fri, 02 Jun 2017 01:51:51 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=jgloU86qcif4DhIiEoZ32uTfs2MJNRjbqCUeIjl7YU4=; b=H2N7b9TEz2bjWYnoN+Vk6SXPc4pBOxV3MKC98GV/99540d+nAqWX7WjYTUPM8zIvOh 4Uhgisek6xB2j11raMp7eATGK7n6NDSQrcHLDFpTPIcesYlmUzoLhyfsqPZ9bmBLk/Zv PrCSKkywodG397Kp6IwgXMJ8W1CKrcpkeK2/A= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=jgloU86qcif4DhIiEoZ32uTfs2MJNRjbqCUeIjl7YU4=; b=DBlhFt7cDKSYo5lLmTrLWXMqCVY2xdVrrmsl6ONFdKo9UhpSsd5d8sdnOzy/+d5lwH EKbpXUTHr5LJPYutbR5KnM0IF9PWRfl/jn0H5VPaAoU4r3Yip09bK/ODLQrDmG54VXOa 4ABePV3KFkB/JCV/9/M8HdLImkvdKrKnAcBzcTOtROM1BBButXN/gjsGVUY955a5OKGF KYF68zaZD/Cicdca6simkANrP+12MtkgsEE2tKI6RO63DeXizlRGPjZI728Up/8scG2Y uG7UvuLmhDnUkcpPzB7vYSJb3ER2TYd+gMa8bFQ0qNV4uWBQbjO1x6Kv+g/IreuaPOwH R7cg== X-Gm-Message-State: AODbwcDcrhh0akoWRZu7dnhQTniC1W+xH0QyGVhCIqI4s0366thJjZTk jBIaklaEIZavUSy0 X-Received: by 10.84.151.3 with SMTP id i3mr100348945pli.81.1496393506035; Fri, 02 Jun 2017 01:51:46 -0700 (PDT) Received: from localhost.localdomain ([45.56.159.223]) by smtp.gmail.com with ESMTPSA id d185sm32608146pgc.39.2017.06.02.01.51.38 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Fri, 02 Jun 2017 01:51:45 -0700 (PDT) From: Guodong Xu To: lee.jones@linaro.org, robh+dt@kernel.org, mark.rutland@arm.com, xuwei5@hisilicon.com, catalin.marinas@arm.com, will.deacon@arm.com, lgirdwood@gmail.com, broonie@kernel.org, khilman@baylibre.com, arnd@arndb.de, gregory.clement@free-electrons.com, horms+renesas@verge.net.au, olof@lixom.net, thomas.petazzoni@free-electrons.com, yamada.masahiro@socionext.com, riku.voipio@linaro.org, treding@nvidia.com, krzk@kernel.org, eric@anholt.net, damm+renesas@opensource.se, ard.biesheuvel@linaro.org, linus.walleij@linaro.org, geert+renesas@glider.be Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, hw.wangxiaoyin@hisilicon.com, Guodong Xu Subject: [PATCH v2 1/6] dt-bindings: mfd: hi6421: Add hi6421v530 compatible string Date: Fri, 2 Jun 2017 16:51:12 +0800 Message-Id: <20170602085117.27474-2-guodong.xu@linaro.org> X-Mailer: git-send-email 2.10.2 In-Reply-To: <20170602085117.27474-1-guodong.xu@linaro.org> References: <20170602085117.27474-1-guodong.xu@linaro.org> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add compatible string for HiSilicon Hi6421v530 PMIC. Signed-off-by: Guodong Xu --- Documentation/devicetree/bindings/mfd/hi6421.txt | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) -- 2.10.2 diff --git a/Documentation/devicetree/bindings/mfd/hi6421.txt b/Documentation/devicetree/bindings/mfd/hi6421.txt index 0d5a446..22da96d 100644 --- a/Documentation/devicetree/bindings/mfd/hi6421.txt +++ b/Documentation/devicetree/bindings/mfd/hi6421.txt @@ -1,7 +1,9 @@ * HI6421 Multi-Functional Device (MFD), by HiSilicon Ltd. Required parent device properties: -- compatible : contains "hisilicon,hi6421-pmic"; +- compatible : One of the following chip-specific strings: + "hisilicon,hi6421-pmic"; + "hisilicon,hi6421v530-pmic"; - reg : register range space of hi6421; Supported Hi6421 sub-devices include: From patchwork Fri Jun 2 08:51:14 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Guodong Xu X-Patchwork-Id: 100991 Delivered-To: patch@linaro.org Received: by 10.140.96.100 with SMTP id j91csp284041qge; Fri, 2 Jun 2017 01:52:30 -0700 (PDT) X-Received: by 10.101.87.206 with SMTP id q14mr5985048pgr.153.1496393550594; Fri, 02 Jun 2017 01:52:30 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1496393550; cv=none; d=google.com; s=arc-20160816; b=vcb5Z8zPgIYTu601NJTfsixbmzUfHKRvSktPIBCe4QOM8SmBLO0y2K3TBnGDUOE2Wb elnrUDxrlBP+WNgSQiFy4/ifFZY7qZi2KDL1OzxFlPOoJ42tq4TI/f8rmHvn06dWlt83 L2vFUC8h5FCYgjLj0KsRnB+Hp6s9cTpGEuxFzvw9h9AtTezU81IbJFPNyI9yW/VelCQQ lbqqrDhMzmcLp5zfg7j0DCo6rGEOV8pFmWs4Qwz1veEWYEQbFD50TVTm799Xd0d/wYRf 47tiARN+cMeLr8scZ8aNHlOdLv296dGj6HRBrxTQT6sQyVy8X0HcEn74VO2Yxf1tiBgl K9Pw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:references:in-reply-to:message-id:date :subject:cc:to:from:dkim-signature:arc-authentication-results; bh=44scD1/ixK2aMFk0sbjmcyf04BguIhqtiq2z0rjIHK8=; b=q4RvPuzHuimv9MqhKQZcez83jVRViCyafhF4PkdtSZ8qYpql10avQYu32XrKzIU4YY QHQBq0u7hZ4GVjYC9A2TF10pytD6kT+M8GEPzn3yGA9+vLawopgT91JKyh71tSA0cfpj zlGz9VX6om2h2gVzhG94DcWW9IxgD+1CBjUIqqfNBF0DxW6iHXB8WvyrqUFn3tPHWYkr x49WZSIJAmaRGFkO0IQhalUUnK5YuhNAYAbRHHEzavj0P3a+1jeZb5DuCRF6Bn3kxYrp wcsB31oMPwMHH50wKtUdCn2jfEOVMX9MEkYLlmnLihI1seALi6AGd/hhtA8OEWBcaBCy 30wA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linaro.org; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id h186si3082967pge.75.2017.06.02.01.52.30; Fri, 02 Jun 2017 01:52:30 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751268AbdFBIwL (ORCPT + 25 others); Fri, 2 Jun 2017 04:52:11 -0400 Received: from mail-it0-f53.google.com ([209.85.214.53]:34390 "EHLO mail-it0-f53.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751161AbdFBIwI (ORCPT ); Fri, 2 Jun 2017 04:52:08 -0400 Received: by mail-it0-f53.google.com with SMTP id m47so2248828iti.1 for ; Fri, 02 Jun 2017 01:52:07 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=44scD1/ixK2aMFk0sbjmcyf04BguIhqtiq2z0rjIHK8=; b=VCttGcvqUtnPTnANAv7gjzu5ndZ0WPAz9SduvfdTjQeaoNlRZ9UowLy8ZG/vK66NXb vcpCx785mPvmr+Wn9kbLgDd4g06bXv6K6p2VV2hK8Dj05e7IbNcqEUXR6rX6GRKCJP9n roqD6Gxu7Wbo00Nlxi8GJaMHns5262+QwKWK0= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=44scD1/ixK2aMFk0sbjmcyf04BguIhqtiq2z0rjIHK8=; b=giXcLDQi9WVLpnOsgwZkm+2kE6vMGo9BC1WBRvG+qJri3atTWUc+CEUF9UnZfkDRDZ HJwPzR2EwWfTnEFQpaxoGw3DX2m6k/IMsKED2MilQPTKgOXefbF+01ylQBUMPDRGyvP8 OJGytEhOVHyzp9hd9xhAG8arpa0p/SXdMaKz73iab0jDYxeO4KFGs7UqrTmg6UoW1IhK tHgmgjivxYcXN6VLfGu7rjW39USOn2XWoBHdWlMulQ8bUvZFhPNMI/o8vYOTSgQFB4d9 aRcy6NiXkj792FhCWofF4GyLMmADCbNiipGsKbCuOsEFlHUCSfgX25QBoupDqoAEHFPc alRA== X-Gm-Message-State: AODbwcDgct91bQQGpjQrTBhJaoQTf8+Jn05v/Vw63DhTKD4JTLWUeVS4 sA8Z8+EoeYXJ3jXk X-Received: by 10.99.115.14 with SMTP id o14mr5846275pgc.31.1496393522004; Fri, 02 Jun 2017 01:52:02 -0700 (PDT) Received: from localhost.localdomain ([45.56.159.223]) by smtp.gmail.com with ESMTPSA id d185sm32608146pgc.39.2017.06.02.01.51.54 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Fri, 02 Jun 2017 01:52:01 -0700 (PDT) From: Guodong Xu To: lee.jones@linaro.org, robh+dt@kernel.org, mark.rutland@arm.com, xuwei5@hisilicon.com, catalin.marinas@arm.com, will.deacon@arm.com, lgirdwood@gmail.com, broonie@kernel.org, khilman@baylibre.com, arnd@arndb.de, gregory.clement@free-electrons.com, horms+renesas@verge.net.au, olof@lixom.net, thomas.petazzoni@free-electrons.com, yamada.masahiro@socionext.com, riku.voipio@linaro.org, treding@nvidia.com, krzk@kernel.org, eric@anholt.net, damm+renesas@opensource.se, ard.biesheuvel@linaro.org, linus.walleij@linaro.org, geert+renesas@glider.be Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, hw.wangxiaoyin@hisilicon.com, Guodong Xu Subject: [PATCH v2 3/6] regulator: hi6421v530: add driver for hi6421v530 voltage regulator Date: Fri, 2 Jun 2017 16:51:14 +0800 Message-Id: <20170602085117.27474-4-guodong.xu@linaro.org> X-Mailer: git-send-email 2.10.2 In-Reply-To: <20170602085117.27474-1-guodong.xu@linaro.org> References: <20170602085117.27474-1-guodong.xu@linaro.org> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Wang Xiaoyin add the driver for hi6421v530 voltage regulator Signed-off-by: Wang Xiaoyin Signed-off-by: Guodong Xu --- drivers/regulator/Kconfig | 10 ++ drivers/regulator/Makefile | 1 + drivers/regulator/hi6421v530-regulator.c | 209 +++++++++++++++++++++++++++++++ 3 files changed, 220 insertions(+) create mode 100644 drivers/regulator/hi6421v530-regulator.c -- 2.10.2 diff --git a/drivers/regulator/Kconfig b/drivers/regulator/Kconfig index 48db87d..78cd8d8 100644 --- a/drivers/regulator/Kconfig +++ b/drivers/regulator/Kconfig @@ -296,6 +296,16 @@ config REGULATOR_HI6421 21 general purpose LDOs, 3 dedicated LDOs, and 5 BUCKs. All of them come with support to either ECO (idle) or sleep mode. +config REGULATOR_HI6421V530 + tristate "HiSilicon Hi6421v530 PMIC voltage regulator support" + depends on MFD_HI6421_PMIC && OF + help + This driver provides support for the voltage regulators on + HiSilicon Hi6421v530 PMU / Codec IC. + Hi6421v530 is a multi-function device which, on regulator part, + provides 5 general purpose LDOs, and all of them come with support + to either ECO (idle) or sleep mode. + config REGULATOR_HI655X tristate "Hisilicon HI655X PMIC regulators support" depends on ARCH_HISI || COMPILE_TEST diff --git a/drivers/regulator/Makefile b/drivers/regulator/Makefile index dc3503f..36e2b75 100644 --- a/drivers/regulator/Makefile +++ b/drivers/regulator/Makefile @@ -38,6 +38,7 @@ obj-$(CONFIG_REGULATOR_DB8500_PRCMU) += db8500-prcmu.o obj-$(CONFIG_REGULATOR_FAN53555) += fan53555.o obj-$(CONFIG_REGULATOR_GPIO) += gpio-regulator.o obj-$(CONFIG_REGULATOR_HI6421) += hi6421-regulator.o +obj-$(CONFIG_REGULATOR_HI6421V530) += hi6421v530-regulator.o obj-$(CONFIG_REGULATOR_HI655X) += hi655x-regulator.o obj-$(CONFIG_REGULATOR_ISL6271A) += isl6271a-regulator.o obj-$(CONFIG_REGULATOR_ISL9305) += isl9305.o diff --git a/drivers/regulator/hi6421v530-regulator.c b/drivers/regulator/hi6421v530-regulator.c new file mode 100644 index 0000000..b341484 --- /dev/null +++ b/drivers/regulator/hi6421v530-regulator.c @@ -0,0 +1,209 @@ +/* + * Device driver for regulators in Hi6421V530 IC + * + * Copyright (c) <2017> HiSilicon Technologies Co., Ltd. + * http://www.hisilicon.com + * Copyright (c) <2017> Linaro Ltd. + * http://www.linaro.org + * + * Author: Wang Xiaoyin + * Guodong Xu + * + * 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 +#include +#include +#include +#include + +/* + * struct hi6421v530_regulator_info - hi6421v530 regulator information + * @desc: regulator description + * @mode_mask: ECO mode bitmask of LDOs; for BUCKs, this masks sleep + * @eco_microamp: eco mode load upper limit (in uA), valid for LDOs only + */ +struct hi6421v530_regulator_info { + struct regulator_desc rdesc; + u8 mode_mask; + u32 eco_microamp; +}; + +/* HI6421v530 regulators */ +enum hi6421v530_regulator_id { + HI6421V530_LDO3, + HI6421V530_LDO9, + HI6421V530_LDO11, + HI6421V530_LDO15, + HI6421V530_LDO16, +}; + +static const unsigned int ldo_3_voltages[] = { + 1800000, 1825000, 1850000, 1875000, + 1900000, 1925000, 1950000, 1975000, + 2000000, 2025000, 2050000, 2075000, + 2100000, 2125000, 2150000, 2200000, +}; + +static const unsigned int ldo_9_11_voltages[] = { + 1750000, 1800000, 1825000, 2800000, + 2850000, 2950000, 3000000, 3300000, +}; + +static const unsigned int ldo_15_16_voltages[] = { + 1750000, 1800000, 2400000, 2600000, + 2700000, 2850000, 2950000, 3000000, +}; + +static const struct regulator_ops hi6421v530_ldo_ops; + +#define HI6421V530_LDO_ENABLE_TIME (350) + +/* + * _id - LDO id name string + * v_table - voltage table + * vreg - voltage select register + * vmask - voltage select mask + * ereg - enable register + * emask - enable mask + * odelay - off/on delay time in uS + * ecomask - eco mode mask + * ecoamp - eco mode load uppler limit in uA + */ +#define HI6421V530_LDO(_ID, v_table, vreg, vmask, ereg, emask, \ + odelay, ecomask, ecoamp) { \ + .rdesc = { \ + .name = #_ID, \ + .of_match = of_match_ptr(#_ID), \ + .regulators_node = of_match_ptr("regulators"), \ + .ops = &hi6421v530_ldo_ops, \ + .type = REGULATOR_VOLTAGE, \ + .id = HI6421V530_##_ID, \ + .owner = THIS_MODULE, \ + .n_voltages = ARRAY_SIZE(v_table), \ + .volt_table = v_table, \ + .vsel_reg = HI6421_REG_TO_BUS_ADDR(vreg), \ + .vsel_mask = vmask, \ + .enable_reg = HI6421_REG_TO_BUS_ADDR(ereg), \ + .enable_mask = emask, \ + .enable_time = HI6421V530_LDO_ENABLE_TIME, \ + .off_on_delay = odelay, \ + }, \ + .mode_mask = ecomask, \ + .eco_microamp = ecoamp, \ +} + +/* HI6421V530 regulator information */ + +static struct hi6421v530_regulator_info hi6421v530_regulator_info[] = { + HI6421V530_LDO(LDO3, ldo_3_voltages, 0x061, 0xf, 0x060, 0x2, + 20000, 0x6, 8000), + HI6421V530_LDO(LDO9, ldo_9_11_voltages, 0x06b, 0x7, 0x06a, 0x2, + 40000, 0x6, 8000), + HI6421V530_LDO(LDO11, ldo_9_11_voltages, 0x06f, 0x7, 0x06e, 0x2, + 40000, 0x6, 8000), + HI6421V530_LDO(LDO15, ldo_15_16_voltages, 0x077, 0x7, 0x076, 0x2, + 40000, 0x6, 8000), + HI6421V530_LDO(LDO16, ldo_15_16_voltages, 0x079, 0x7, 0x078, 0x2, + 40000, 0x6, 8000), +}; + +static unsigned int hi6421v530_regulator_ldo_get_mode( + struct regulator_dev *rdev) +{ + struct hi6421v530_regulator_info *info; + unsigned int reg_val; + + info = rdev_get_drvdata(rdev); + regmap_read(rdev->regmap, rdev->desc->enable_reg, ®_val); + + if (reg_val & (info->mode_mask)) + return REGULATOR_MODE_IDLE; + + return REGULATOR_MODE_NORMAL; +} + +static int hi6421v530_regulator_ldo_set_mode(struct regulator_dev *rdev, + unsigned int mode) +{ + struct hi6421v530_regulator_info *info; + unsigned int new_mode; + + info = rdev_get_drvdata(rdev); + switch (mode) { + case REGULATOR_MODE_NORMAL: + new_mode = 0; + break; + case REGULATOR_MODE_IDLE: + new_mode = info->mode_mask; + break; + default: + return -EINVAL; + } + + regmap_update_bits(rdev->regmap, rdev->desc->enable_reg, + info->mode_mask, new_mode); + + return 0; +} + + +static const struct regulator_ops hi6421v530_ldo_ops = { + .is_enabled = regulator_is_enabled_regmap, + .enable = regulator_enable_regmap, + .disable = regulator_disable_regmap, + .list_voltage = regulator_list_voltage_table, + .map_voltage = regulator_map_voltage_ascend, + .get_voltage_sel = regulator_get_voltage_sel_regmap, + .set_voltage_sel = regulator_set_voltage_sel_regmap, + .get_mode = hi6421v530_regulator_ldo_get_mode, + .set_mode = hi6421v530_regulator_ldo_set_mode, +}; + +static int hi6421v530_regulator_probe(struct platform_device *pdev) +{ + struct hi6421_pmic *pmic; + struct regulator_dev *rdev; + struct regulator_config config = { }; + unsigned int i; + + pmic = dev_get_drvdata(pdev->dev.parent); + if (!pmic) { + dev_err(&pdev->dev, "no pmic in the regulator parent node\n"); + return -ENODEV; + } + + for (i = 0; i < ARRAY_SIZE(hi6421v530_regulator_info); i++) { + config.dev = pdev->dev.parent; + config.regmap = pmic->regmap; + config.driver_data = &hi6421v530_regulator_info[i]; + + rdev = devm_regulator_register(&pdev->dev, + &hi6421v530_regulator_info[i].rdesc, + &config); + if (IS_ERR(rdev)) { + dev_err(&pdev->dev, "failed to register regulator %s\n", + hi6421v530_regulator_info[i].rdesc.name); + return PTR_ERR(rdev); + } + } + return 0; +} + +static struct platform_driver hi6421v530_regulator_driver = { + .driver = { + .name = "hi6421v530-regulator", + }, + .probe = hi6421v530_regulator_probe, +}; +module_platform_driver(hi6421v530_regulator_driver); + +MODULE_AUTHOR("Wang Xiaoyin "); +MODULE_DESCRIPTION("Hi6421v530 regulator driver"); +MODULE_LICENSE("GPL v2"); From patchwork Fri Jun 2 08:51:15 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Guodong Xu X-Patchwork-Id: 100994 Delivered-To: patch@linaro.org Received: by 10.140.96.100 with SMTP id j91csp284436qge; Fri, 2 Jun 2017 01:53:49 -0700 (PDT) X-Received: by 10.99.43.201 with SMTP id r192mr5833525pgr.135.1496393629181; Fri, 02 Jun 2017 01:53:49 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1496393629; cv=none; d=google.com; s=arc-20160816; b=H60bwfEasnal2+rF9ewrzMxnt8LHwdFW+ofpHSG+MP2PwzIfOUkL9sLFhDo1XB9rVK OyivdxbUz9UsdSmiCECo8YUUTE3SxFtof4/sk2gQuWpmCSXhDH8EnY9Z5C8y9prQJPVo sw8i/OjBlyG9kelplUqdrK+TYTk1zFXKHtg+WlsvnnbD4H39DoA4E0nuGrkgVsgBtGJE K+Q2hZph/ExMNETgkcTN005kemY/ujACDr735qhALpHs+30cAy75eryXsSiXxVM2Qp1J 9+B4U6bSVPUeNHMFLzBt+ueoSBhtgfLXDKgJy8Ev1VHZHYqC3OeZ3qsDkvLhaVEWmO19 h/mg== ARC-Message-Signature: i=1; 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[209.132.180.67]) by mx.google.com with ESMTP id w65si22173927pgb.340.2017.06.02.01.53.48; Fri, 02 Jun 2017 01:53:49 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751334AbdFBIx3 (ORCPT + 25 others); Fri, 2 Jun 2017 04:53:29 -0400 Received: from mail-it0-f52.google.com ([209.85.214.52]:36032 "EHLO mail-it0-f52.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750813AbdFBIxZ (ORCPT ); Fri, 2 Jun 2017 04:53:25 -0400 Received: by mail-it0-f52.google.com with SMTP id m47so559056iti.1 for ; Fri, 02 Jun 2017 01:53:25 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=wZ9O1F8Th0ohgkio0+Cn+PrpHKYMmRvqtp6KSShI8Vo=; b=hwWZHxtWj1H//dpyj/sw3mAfc1Nm2YLukc10Q73fQVa3ugLMaSDsuig4koCa4x/2gW rBCNI+GInjL7n2W8M6QuMAkmWMrQlUEEftqnOeICaWZ3MQd/89L6vgy2O7o17CD9WSya zlCRsq8O/hFqIQQOZTzeXqagDcx+hNncosGKg= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=wZ9O1F8Th0ohgkio0+Cn+PrpHKYMmRvqtp6KSShI8Vo=; b=ZGtU7kHjXHXatmZd9T1z4w2qbw4cvBSINHc7FF4qE1xS6yGzMRiNp8EFolY8z2x1Wd d/zjqXN/m8iqs968r/ibeffSTLh/kqcRtB4zJ34cDcOvWJ9YWlF+cVMfffv6U5LJ7EpC zr1Av56xM0RL7zeCUOdAWPpW+wKYWKJ0mD/2P23w3IZMeDmuIYVb0ahQZdatGxQUT+km ddPYr3/1Eya2AbYkPxrpP4SWBFhMSYSpLmP7ODB9sdL2CTdBG3QLRkknBQAc5tp4HNl/ xpgApenjzW3m1+fLdVFnlH3KBJVg1RguE7UFKn0yFySQLRrsxmpKQyLoWA+nCb50rH2u luEQ== X-Gm-Message-State: AODbwcAAChoL7/nyLBlMXTdnljmpMH9wWH0lriZfM3zdhzYpKI6gbGs9 JcQ8vCs/bFh8Zmcw X-Received: by 10.98.194.132 with SMTP id w4mr5768039pfk.176.1496393530223; Fri, 02 Jun 2017 01:52:10 -0700 (PDT) Received: from localhost.localdomain ([45.56.159.223]) by smtp.gmail.com with ESMTPSA id d185sm32608146pgc.39.2017.06.02.01.52.02 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Fri, 02 Jun 2017 01:52:09 -0700 (PDT) From: Guodong Xu To: lee.jones@linaro.org, robh+dt@kernel.org, mark.rutland@arm.com, xuwei5@hisilicon.com, catalin.marinas@arm.com, will.deacon@arm.com, lgirdwood@gmail.com, broonie@kernel.org, khilman@baylibre.com, arnd@arndb.de, gregory.clement@free-electrons.com, horms+renesas@verge.net.au, olof@lixom.net, thomas.petazzoni@free-electrons.com, yamada.masahiro@socionext.com, riku.voipio@linaro.org, treding@nvidia.com, krzk@kernel.org, eric@anholt.net, damm+renesas@opensource.se, ard.biesheuvel@linaro.org, linus.walleij@linaro.org, geert+renesas@glider.be Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, hw.wangxiaoyin@hisilicon.com, Guodong Xu , Jeremy Linton Subject: [PATCH v2 4/6] regulator: hi6421: Describe consumed platform device Date: Fri, 2 Jun 2017 16:51:15 +0800 Message-Id: <20170602085117.27474-5-guodong.xu@linaro.org> X-Mailer: git-send-email 2.10.2 In-Reply-To: <20170602085117.27474-1-guodong.xu@linaro.org> References: <20170602085117.27474-1-guodong.xu@linaro.org> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The hi6421-regulator driver consumes a similarly named platform device. Adding that to the module device table, allows modprobe to locate this driver once the device is created. Cc: Jeremy Linton Cc: Mark Brown Signed-off-by: Guodong Xu --- drivers/regulator/hi6421-regulator.c | 7 +++++++ 1 file changed, 7 insertions(+) -- 2.10.2 diff --git a/drivers/regulator/hi6421-regulator.c b/drivers/regulator/hi6421-regulator.c index 62c5f54..259c3a8 100644 --- a/drivers/regulator/hi6421-regulator.c +++ b/drivers/regulator/hi6421-regulator.c @@ -621,7 +621,14 @@ static int hi6421_regulator_probe(struct platform_device *pdev) return 0; } +static const struct platform_device_id hi6421_regulator_table[] = { + { .name = "hi6421-regulator" }, + {}, +}; +MODULE_DEVICE_TABLE(platform, hi6421_regulator_table); + static struct platform_driver hi6421_regulator_driver = { + .id_table = hi6421_regulator_table, .driver = { .name = "hi6421-regulator", }, From patchwork Fri Jun 2 08:51:17 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Guodong Xu X-Patchwork-Id: 100995 Delivered-To: patch@linaro.org Received: by 10.140.96.100 with SMTP id j91csp284447qge; Fri, 2 Jun 2017 01:53:50 -0700 (PDT) X-Received: by 10.99.114.66 with SMTP id c2mr6071924pgn.130.1496393629935; Fri, 02 Jun 2017 01:53:49 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1496393629; cv=none; d=google.com; s=arc-20160816; b=UcE1SSOn/1bcrH4G5VtBvj1I3r+HCtXrI9ZPOSYgPyKIE9Hp1S/kgQboEwpXCsPA0p ST/606IBLqK/4swTKcm8zJIwkwQB5aXPfkUSNu89camiUAFTXuDZtVq+VA58+Envgq3X BYaIiJ0P1cU7VqDIQzpy01XjQDvnYyKDw+ALWVzx1g3GOBQTPzAqnG4G8+ERrY1+R9bE NuRdkQ8MRvUgU328tR5PeZYlfkMPZq0oIocNt7+qj3okfVBrVgQKwajaYHlhm+ZQIf7s p8h05D0xdtPJuUPWVytl4692cW2hhBmkk3qVMhrnMqCkcBEcDtSrFxR9uTE+YojrURvv 5tYw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:references:in-reply-to:message-id:date :subject:cc:to:from:dkim-signature:arc-authentication-results; bh=tFo0Wuv7WcLCcKkG/W0NR4++ErJQh3L6voXZiX5zVq4=; b=LFDD6/wbBqmy/rSOkgEgjC1rXVcCN6vDVYnq9cp/X15PhFj7041yULG8mYb4PG6Sps n1WXSZomWifWokCD4/KjFp2i2lYsxwOGtKB2a+hYNHyar8PdRubBAF5zk4tnaTCiaNq2 gWTEtfoVQsXTJTEgcuB6wi7npwLydtSyGE263FasQsowSC8MniVp02hHdbSofQKZv3kH U4jNiZwYAZUb1Oq++yF1/UwFrYaRHTUv2K9uecCzp4ASpu6Lt17bvH0+0PnwBoOEQh1D KH+WmwxdxdhpyWjer5B0IKLyrl+DCdcuDd5TdWOwiKUXuHQL0w2mMwqUcPNRk2+sFQu9 1YbQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linaro.org; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. 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