diff options
Diffstat (limited to 'drivers/regulator/hi6421v530-regulator.c')
| -rw-r--r-- | drivers/regulator/hi6421v530-regulator.c | 54 |
1 files changed, 23 insertions, 31 deletions
diff --git a/drivers/regulator/hi6421v530-regulator.c b/drivers/regulator/hi6421v530-regulator.c index c09bc71538a5..1822f5daf6ce 100644 --- a/drivers/regulator/hi6421v530-regulator.c +++ b/drivers/regulator/hi6421v530-regulator.c @@ -1,18 +1,14 @@ -/* - * 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 <hw.wangxiaoyin@hisilicon.com> - * Guodong Xu <guodong.xu@linaro.org> - * - * 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. - */ +// SPDX-License-Identifier: GPL-2.0 +// +// Device driver for regulators in Hi6421V530 IC +// +// Copyright (c) <2017> HiSilicon Technologies Co., Ltd. +// http://www.hisilicon.com +// Copyright (c) <2017> Linaro Ltd. +// https://www.linaro.org +// +// Author: Wang Xiaoyin <hw.wangxiaoyin@hisilicon.com> +// Guodong Xu <guodong.xu@linaro.org> #include <linux/mfd/hi6421-pmic.h> #include <linux/module.h> @@ -25,12 +21,10 @@ * 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 */ @@ -72,10 +66,9 @@ static const struct regulator_ops hi6421v530_ldo_ops; * 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) { \ + odelay, ecomask) { \ .rdesc = { \ .name = #_ID, \ .of_match = of_match_ptr(#_ID), \ @@ -94,31 +87,30 @@ static const struct regulator_ops hi6421v530_ldo_ops; .off_on_delay = odelay, \ }, \ .mode_mask = ecomask, \ - .eco_microamp = ecoamp, \ } /* HI6421V530 regulator information */ -static struct hi6421v530_regulator_info hi6421v530_regulator_info[] = { +static const struct hi6421v530_regulator_info hi6421v530_regulator_info[] = { HI6421V530_LDO(LDO3, ldo_3_voltages, 0x061, 0xf, 0x060, 0x2, - 20000, 0x6, 8000), + 20000, 0x6), HI6421V530_LDO(LDO9, ldo_9_11_voltages, 0x06b, 0x7, 0x06a, 0x2, - 40000, 0x6, 8000), + 40000, 0x6), HI6421V530_LDO(LDO11, ldo_9_11_voltages, 0x06f, 0x7, 0x06e, 0x2, - 40000, 0x6, 8000), + 40000, 0x6), HI6421V530_LDO(LDO15, ldo_15_16_voltages, 0x077, 0x7, 0x076, 0x2, - 40000, 0x6, 8000), + 40000, 0x6), HI6421V530_LDO(LDO16, ldo_15_16_voltages, 0x079, 0x7, 0x078, 0x2, - 40000, 0x6, 8000), + 40000, 0x6), }; static unsigned int hi6421v530_regulator_ldo_get_mode( struct regulator_dev *rdev) { - struct hi6421v530_regulator_info *info; + const struct hi6421v530_regulator_info *info; unsigned int reg_val; - info = rdev_get_drvdata(rdev); + info = container_of_const(rdev->desc, struct hi6421v530_regulator_info, rdesc); regmap_read(rdev->regmap, rdev->desc->enable_reg, ®_val); if (reg_val & (info->mode_mask)) @@ -130,10 +122,10 @@ static unsigned int hi6421v530_regulator_ldo_get_mode( static int hi6421v530_regulator_ldo_set_mode(struct regulator_dev *rdev, unsigned int mode) { - struct hi6421v530_regulator_info *info; + const struct hi6421v530_regulator_info *info; unsigned int new_mode; - info = rdev_get_drvdata(rdev); + info = container_of_const(rdev->desc, struct hi6421v530_regulator_info, rdesc); switch (mode) { case REGULATOR_MODE_NORMAL: new_mode = 0; @@ -180,7 +172,6 @@ static int hi6421v530_regulator_probe(struct platform_device *pdev) 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, @@ -204,6 +195,7 @@ static struct platform_driver hi6421v530_regulator_driver = { .id_table = hi6421v530_regulator_table, .driver = { .name = "hi6421v530-regulator", + .probe_type = PROBE_PREFER_ASYNCHRONOUS, }, .probe = hi6421v530_regulator_probe, }; |