From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 901DEC4332F for ; Fri, 15 Apr 2022 16:44:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1355923AbiDOQqs (ORCPT ); Fri, 15 Apr 2022 12:46:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46008 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1355942AbiDOQqp (ORCPT ); Fri, 15 Apr 2022 12:46:45 -0400 Received: from mail-lf1-x12c.google.com (mail-lf1-x12c.google.com [IPv6:2a00:1450:4864:20::12c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1E99ADD94C; Fri, 15 Apr 2022 09:44:16 -0700 (PDT) Received: by mail-lf1-x12c.google.com with SMTP id y32so14796035lfa.6; Fri, 15 Apr 2022 09:44:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=L/y6S893+XO+0gZ9aLfl1F/TXOKs2SRk/NNOfS2VZWA=; b=YJHwJlOXifeIAoLxPNxXjtP1SaTRWsKOETXVAkOhHpA4BX5F4P+85h4ul1CdErXhbq 8hcHIPJdIvqI7TPTEaaYJFdjNTyWHZ41M25c9+DAkwIVv8X0W7O9ejuAj3Ikp5rs60Kd wLwcStM2lAOTZcKI0ugo9DlP6GMcV2JVjyASPGu+ZIe8KJ8yBSD6lcpVBgTgzTnz5OjL Btve4XeDuAejCyx6ofQPhiTA+9zJI5K4/kiau21rQww4qp4iqW9ukCiGMC9XoutSeN6D fDJ+MkwFDBkro/oAVylm+77H6s/M9DzJMAiGQnOGxLfrM1r7s032oFfKnxxS9xHwf6TB Qszw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=L/y6S893+XO+0gZ9aLfl1F/TXOKs2SRk/NNOfS2VZWA=; b=U7HygbEJe1G+cZ0IRS361ITF5zb6VV5Px3kAAwtqc3T3/UT3rdtFNkDmmIQrocm/xG PAGBQmqXXabefaDbKGRTWoSksOSsxh1laWP5fj+8dWhu6KZZASn1x5rV59KyP0hEcVqo EImNIR8nJnuFsZVbfS+HCaOmt8+4gcecdy/5cHYrfaMpe28j4Y4OvJRCiaS7ZvsHHruD nJhJ+0ATvmKafWEWNzAJYoo7062ZWqRvbAEi57gkOpARPGV0H0pdqBEq6dmBlLsRhVlJ 6mHCHi4lRxOQP0Bmcx2Tib1pss6OC+zkWMFrTJua7vY6vRYcmYr3erI34yr+j98Xd4Hl soLg== X-Gm-Message-State: AOAM532mEYWbi3kTlqhGxYQRSN/AmmtiCXHn+t5u1qrtuFMV+0gUohWp rRHcJ2MNGf2tWamp7KHnZp6GqNdSaFg= X-Google-Smtp-Source: ABdhPJzV1vSi8+lDqz0+GiBUFwjWM8Y7MSeg4AyiUPyzuOY9iEbFm7+v4b/bHuafCnhp91/gO7Gh2Q== X-Received: by 2002:a19:6b03:0:b0:448:54f1:1251 with SMTP id d3-20020a196b03000000b0044854f11251mr5666632lfa.674.1650041054122; Fri, 15 Apr 2022 09:44:14 -0700 (PDT) Received: from nergzd-desktop.localdomain ([194.39.226.133]) by smtp.gmail.com with ESMTPSA id h22-20020a056512339600b0046bc4ceaeb6sm383787lfg.27.2022.04.15.09.44.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 15 Apr 2022 09:44:13 -0700 (PDT) From: Markuss Broks To: linux-kernel@vger.kernel.org Cc: phone-devel@vger.kernel.org, ~postmarketos/upstreaming@lists.sr.ht, Markuss Broks , Lee Jones , Rob Herring , Krzysztof Kozlowski , Liam Girdwood , Mark Brown , devicetree@vger.kernel.org Subject: [PATCH v3 4/4] regulator: sm5703-regulator: Add regulators support for SM5703 MFD Date: Fri, 15 Apr 2022 19:43:55 +0300 Message-Id: <20220415164356.25165-5-markuss.broks@gmail.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220415164356.25165-1-markuss.broks@gmail.com> References: <20220415164356.25165-1-markuss.broks@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: phone-devel@vger.kernel.org Regulators block of SM5703 controls several voltage regulators which are used to power various components. There are 3 LDO outputs ranging from 1.5 to 3.3V, a buck regulator ranging from 1V to 3V, two fixed voltage LDO regulators for powering the USB devices and one high-power fixed voltage LDO line (actually two lines) meant to power high-power USB devices. Signed-off-by: Markuss Broks --- drivers/regulator/Kconfig | 7 ++ drivers/regulator/Makefile | 1 + drivers/regulator/sm5703-regulator.c | 162 +++++++++++++++++++++++++++ 3 files changed, 170 insertions(+) create mode 100644 drivers/regulator/sm5703-regulator.c diff --git a/drivers/regulator/Kconfig b/drivers/regulator/Kconfig index 5d0a360d7244..318bbdc27ae4 100644 --- a/drivers/regulator/Kconfig +++ b/drivers/regulator/Kconfig @@ -1147,6 +1147,13 @@ config REGULATOR_SLG51000 The SLG51000 is seven compact and customizable low dropout regulators. +config REGULATOR_SM5703 + tristate "Silicon Mitus SM5703 regulators" + depends on SM5703_MFD + help + This driver provides support for voltage regulators of SM5703 + multi-function device. + config REGULATOR_STM32_BOOSTER tristate "STMicroelectronics STM32 BOOSTER" depends on ARCH_STM32 || COMPILE_TEST diff --git a/drivers/regulator/Makefile b/drivers/regulator/Makefile index 4b8794a73e17..c491fe528ba4 100644 --- a/drivers/regulator/Makefile +++ b/drivers/regulator/Makefile @@ -137,6 +137,7 @@ obj-$(CONFIG_REGULATOR_S5M8767) += s5m8767.o obj-$(CONFIG_REGULATOR_SC2731) += sc2731-regulator.o obj-$(CONFIG_REGULATOR_SKY81452) += sky81452-regulator.o obj-$(CONFIG_REGULATOR_SLG51000) += slg51000-regulator.o +obj-$(CONFIG_REGULATOR_SM5703) += sm5703-regulator.o obj-$(CONFIG_REGULATOR_STM32_BOOSTER) += stm32-booster.o obj-$(CONFIG_REGULATOR_STM32_VREFBUF) += stm32-vrefbuf.o obj-$(CONFIG_REGULATOR_STM32_PWR) += stm32-pwr.o diff --git a/drivers/regulator/sm5703-regulator.c b/drivers/regulator/sm5703-regulator.c new file mode 100644 index 000000000000..41004de69887 --- /dev/null +++ b/drivers/regulator/sm5703-regulator.c @@ -0,0 +1,162 @@ +// SPDX-License-Identifier: GPL-2.0-only + +#include +#include +#include +#include +#include +#include +#include + +enum sm5703_regulators { + SM5703_BUCK, + SM5703_LDO1, + SM5703_LDO2, + SM5703_LDO3, + SM5703_USBLDO1, + SM5703_USBLDO2, + SM5703_VBUS, + SM5703_MAX_REGULATORS, +}; + +static const int sm5703_ldo_voltagemap[] = { + 1500000, 1800000, 2600000, 2800000, 3000000, 3300000, +}; + +static const int sm5703_buck_voltagemap[] = { + 1000000, 1000000, 1000000, 1000000, + 1000000, 1000000, 1000000, 1000000, + 1000000, 1000000, 1000000, 1100000, + 1200000, 1300000, 1400000, 1500000, + 1600000, 1700000, 1800000, 1900000, + 2000000, 2100000, 2200000, 2300000, + 2400000, 2500000, 2600000, 2700000, + 2800000, 2900000, 3000000, 3000000, +}; + +#define SM5703USBLDO(_name, _id) \ + [SM5703_USBLDO ## _id] = { \ + .name = _name, \ + .of_match = _name, \ + .regulators_node = "regulators", \ + .type = REGULATOR_VOLTAGE, \ + .id = SM5703_USBLDO ## _id, \ + .ops = &sm5703_regulator_ops, \ + .fixed_uV = SM5703_USBLDO_MICROVOLT, \ + .enable_reg = SM5703_REG_USBLDO12, \ + .enable_mask = SM5703_REG_EN_USBLDO ##_id, \ + .owner = THIS_MODULE, \ + } + +#define SM5703VBUS(_name) \ + [SM5703_VBUS] = { \ + .name = _name, \ + .of_match = _name, \ + .regulators_node = "regulators", \ + .type = REGULATOR_VOLTAGE, \ + .id = SM5703_VBUS, \ + .ops = &sm5703_regulator_ops, \ + .fixed_uV = SM5703_VBUS_MICROVOLT, \ + .enable_reg = SM5703_REG_CNTL, \ + .enable_mask = SM5703_OPERATION_MODE_MASK, \ + .enable_val = SM5703_OPERATION_MODE_USB_OTG_MODE, \ + .disable_val = SM5703_OPERATION_MODE_CHARGING_ON, \ + .owner = THIS_MODULE, \ + } + +#define SM5703BUCK(_name) \ + [SM5703_BUCK] = { \ + .name = _name, \ + .of_match = _name, \ + .regulators_node = "regulators", \ + .type = REGULATOR_VOLTAGE, \ + .id = SM5703_BUCK, \ + .ops = &sm5703_regulator_ops, \ + .n_voltages = ARRAY_SIZE(sm5703_buck_voltagemap), \ + .volt_table = sm5703_buck_voltagemap, \ + .vsel_reg = SM5703_REG_BUCK, \ + .vsel_mask = SM5703_BUCK_VOLT_MASK, \ + .enable_reg = SM5703_REG_BUCK, \ + .enable_mask = SM5703_REG_EN_BUCK, \ + .owner = THIS_MODULE, \ + } + +#define SM5703LDO(_name, _id) \ + [SM5703_LDO ## _id] = { \ + .name = _name, \ + .of_match = _name, \ + .regulators_node = "regulators", \ + .type = REGULATOR_VOLTAGE, \ + .id = SM5703_LDO ## _id, \ + .ops = &sm5703_regulator_ops, \ + .n_voltages = ARRAY_SIZE(sm5703_ldo_voltagemap), \ + .volt_table = sm5703_ldo_voltagemap, \ + .vsel_reg = SM5703_REG_LDO ##_id, \ + .vsel_mask = SM5703_LDO_VOLT_MASK, \ + .enable_reg = SM5703_REG_LDO ##_id, \ + .enable_mask = SM5703_LDO_EN, \ + .owner = THIS_MODULE, \ + } + +static const struct regulator_ops sm5703_regulator_ops = { + .enable = regulator_enable_regmap, + .disable = regulator_disable_regmap, + .is_enabled = regulator_is_enabled_regmap, + .list_voltage = regulator_list_voltage_table, + .get_voltage_sel = regulator_get_voltage_sel_regmap, + .set_voltage_sel = regulator_set_voltage_sel_regmap, +}; + +static struct regulator_desc sm5703_regulators_desc[SM5703_MAX_REGULATORS] = { + SM5703BUCK("buck"), + SM5703LDO("ldo1", 1), + SM5703LDO("ldo2", 2), + SM5703LDO("ldo3", 3), + SM5703USBLDO("usbldo1", 1), + SM5703USBLDO("usbldo2", 2), + SM5703VBUS("vbus"), +}; + +static int sm5703_regulator_probe(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct regulator_config config = { NULL, }; + struct regulator_dev *rdev; + struct sm5703_dev *sm5703 = dev_get_drvdata(pdev->dev.parent); + int i; + + config.dev = dev; + config.of_node = dev->of_node; + config.regmap = sm5703->regmap; + + for (i = 0; i < SM5703_MAX_REGULATORS; i++) { + rdev = devm_regulator_register(dev, + &sm5703_regulators_desc[i], + &config); + if (IS_ERR(rdev)) + return dev_err_probe(dev, PTR_ERR(rdev), + "Failed to register a regulator\n"); + } + + return 0; +} + +static const struct platform_device_id sm5703_regulator_id[] = { + { "sm5703-regulator", 0 }, + {} +}; +MODULE_DEVICE_TABLE(platform, sm5703_regulator_id); + +static struct platform_driver sm5703_regulator_driver = { + .driver = { + .name = "sm5703-regulator", + }, + .probe = sm5703_regulator_probe, + .id_table = sm5703_regulator_id, +}; + +module_platform_driver(sm5703_regulator_driver); + +MODULE_DESCRIPTION("Silicon Mitus SM5703 LDO/Buck/USB regulator driver"); +MODULE_AUTHOR("Markuss Broks "); +MODULE_LICENSE("GPL"); -- 2.35.1