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598 lines
18 KiB
598 lines
18 KiB
// SPDX-License-Identifier: GPL-2.0+ |
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// |
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// max77802.c - Regulator driver for the Maxim 77802 |
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// |
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// Copyright (C) 2013-2014 Google, Inc |
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// Simon Glass <[email protected]> |
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// |
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// Copyright (C) 2012 Samsung Electronics |
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// Chiwoong Byun <[email protected]> |
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// Jonghwa Lee <[email protected]> |
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// |
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// This driver is based on max8997.c |
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#include <linux/kernel.h> |
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#include <linux/bug.h> |
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#include <linux/err.h> |
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#include <linux/slab.h> |
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#include <linux/module.h> |
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#include <linux/platform_device.h> |
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#include <linux/regulator/driver.h> |
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#include <linux/regulator/machine.h> |
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#include <linux/regulator/of_regulator.h> |
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#include <linux/mfd/max77686.h> |
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#include <linux/mfd/max77686-private.h> |
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#include <dt-bindings/regulator/maxim,max77802.h> |
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/* Default ramp delay in case it is not manually set */ |
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#define MAX77802_RAMP_DELAY 100000 /* uV/us */ |
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#define MAX77802_OPMODE_SHIFT_LDO 6 |
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#define MAX77802_OPMODE_BUCK234_SHIFT 4 |
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#define MAX77802_OPMODE_MASK 0x3 |
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#define MAX77802_VSEL_MASK 0x3F |
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#define MAX77802_DVS_VSEL_MASK 0xFF |
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#define MAX77802_RAMP_RATE_MASK_2BIT 0xC0 |
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#define MAX77802_RAMP_RATE_SHIFT_2BIT 6 |
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#define MAX77802_RAMP_RATE_MASK_4BIT 0xF0 |
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#define MAX77802_RAMP_RATE_SHIFT_4BIT 4 |
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#define MAX77802_STATUS_OFF 0x0 |
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#define MAX77802_OFF_PWRREQ 0x1 |
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#define MAX77802_LP_PWRREQ 0x2 |
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/* MAX77802 has two register formats: 2-bit and 4-bit */ |
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static const unsigned int ramp_table_77802_2bit[] = { |
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12500, |
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25000, |
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50000, |
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100000, |
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}; |
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static unsigned int ramp_table_77802_4bit[] = { |
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1000, 2000, 3030, 4000, |
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5000, 5880, 7140, 8330, |
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9090, 10000, 11110, 12500, |
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16670, 25000, 50000, 100000, |
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}; |
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struct max77802_regulator_prv { |
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/* Array indexed by regulator id */ |
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unsigned int opmode[MAX77802_REG_MAX]; |
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}; |
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static inline unsigned int max77802_map_mode(unsigned int mode) |
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{ |
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return mode == MAX77802_OPMODE_NORMAL ? |
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REGULATOR_MODE_NORMAL : REGULATOR_MODE_STANDBY; |
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} |
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static int max77802_get_opmode_shift(int id) |
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{ |
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if (id == MAX77802_BUCK1 || (id >= MAX77802_BUCK5 && |
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id <= MAX77802_BUCK10)) |
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return 0; |
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if (id >= MAX77802_BUCK2 && id <= MAX77802_BUCK4) |
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return MAX77802_OPMODE_BUCK234_SHIFT; |
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if (id >= MAX77802_LDO1 && id <= MAX77802_LDO35) |
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return MAX77802_OPMODE_SHIFT_LDO; |
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return -EINVAL; |
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} |
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/** |
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* max77802_set_suspend_disable - Disable the regulator during system suspend |
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* @rdev: regulator to mark as disabled |
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* |
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* All regulators expect LDO 1, 3, 20 and 21 support OFF by PWRREQ. |
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* Configure the regulator so the PMIC will turn it OFF during system suspend. |
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*/ |
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static int max77802_set_suspend_disable(struct regulator_dev *rdev) |
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{ |
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unsigned int val = MAX77802_OFF_PWRREQ; |
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struct max77802_regulator_prv *max77802 = rdev_get_drvdata(rdev); |
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int id = rdev_get_id(rdev); |
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int shift = max77802_get_opmode_shift(id); |
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max77802->opmode[id] = val; |
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return regmap_update_bits(rdev->regmap, rdev->desc->enable_reg, |
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rdev->desc->enable_mask, val << shift); |
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} |
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/* |
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* Some LDOs support Low Power Mode while the system is running. |
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* |
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* LDOs 1, 3, 20, 21. |
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*/ |
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static int max77802_set_mode(struct regulator_dev *rdev, unsigned int mode) |
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{ |
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struct max77802_regulator_prv *max77802 = rdev_get_drvdata(rdev); |
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int id = rdev_get_id(rdev); |
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unsigned int val; |
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int shift = max77802_get_opmode_shift(id); |
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switch (mode) { |
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case REGULATOR_MODE_STANDBY: |
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val = MAX77802_OPMODE_LP; /* ON in Low Power Mode */ |
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break; |
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case REGULATOR_MODE_NORMAL: |
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val = MAX77802_OPMODE_NORMAL; /* ON in Normal Mode */ |
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break; |
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default: |
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dev_warn(&rdev->dev, "%s: regulator mode: 0x%x not supported\n", |
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rdev->desc->name, mode); |
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return -EINVAL; |
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} |
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max77802->opmode[id] = val; |
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return regmap_update_bits(rdev->regmap, rdev->desc->enable_reg, |
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rdev->desc->enable_mask, val << shift); |
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} |
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static unsigned max77802_get_mode(struct regulator_dev *rdev) |
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{ |
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struct max77802_regulator_prv *max77802 = rdev_get_drvdata(rdev); |
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int id = rdev_get_id(rdev); |
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return max77802_map_mode(max77802->opmode[id]); |
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} |
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/** |
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* max77802_set_suspend_mode - set regulator opmode when the system is suspended |
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* @rdev: regulator to change mode |
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* @mode: operating mode to be set |
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* |
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* Will set the operating mode for the regulators during system suspend. |
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* This function is valid for the three different enable control logics: |
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* |
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* Enable Control Logic1 by PWRREQ (BUCK 2-4 and LDOs 2, 4-19, 22-35) |
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* Enable Control Logic2 by PWRREQ (LDOs 1, 20, 21) |
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* Enable Control Logic3 by PWRREQ (LDO 3) |
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* |
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* If setting the regulator mode fails, the function only warns but does |
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* not return an error code to avoid the regulator core to stop setting |
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* the operating mode for the remaining regulators. |
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*/ |
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static int max77802_set_suspend_mode(struct regulator_dev *rdev, |
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unsigned int mode) |
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{ |
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struct max77802_regulator_prv *max77802 = rdev_get_drvdata(rdev); |
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int id = rdev_get_id(rdev); |
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unsigned int val; |
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int shift = max77802_get_opmode_shift(id); |
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/* |
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* If the regulator has been disabled for suspend |
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* then is invalid to try setting a suspend mode. |
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*/ |
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if (max77802->opmode[id] == MAX77802_OFF_PWRREQ) { |
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dev_warn(&rdev->dev, "%s: is disabled, mode: 0x%x not set\n", |
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rdev->desc->name, mode); |
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return 0; |
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} |
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switch (mode) { |
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case REGULATOR_MODE_STANDBY: |
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/* |
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* If the regulator opmode is normal then enable |
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* ON in Low Power Mode by PWRREQ. If the mode is |
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* already Low Power then no action is required. |
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*/ |
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if (max77802->opmode[id] == MAX77802_OPMODE_NORMAL) |
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val = MAX77802_LP_PWRREQ; |
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else |
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return 0; |
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break; |
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case REGULATOR_MODE_NORMAL: |
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/* |
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* If the regulator operating mode is Low Power then |
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* normal is not a valid opmode in suspend. If the |
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* mode is already normal then no action is required. |
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*/ |
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if (max77802->opmode[id] == MAX77802_OPMODE_LP) |
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dev_warn(&rdev->dev, "%s: in Low Power: 0x%x invalid\n", |
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rdev->desc->name, mode); |
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return 0; |
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default: |
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dev_warn(&rdev->dev, "%s: regulator mode: 0x%x not supported\n", |
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rdev->desc->name, mode); |
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return -EINVAL; |
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} |
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return regmap_update_bits(rdev->regmap, rdev->desc->enable_reg, |
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rdev->desc->enable_mask, val << shift); |
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} |
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static int max77802_enable(struct regulator_dev *rdev) |
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{ |
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struct max77802_regulator_prv *max77802 = rdev_get_drvdata(rdev); |
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int id = rdev_get_id(rdev); |
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int shift = max77802_get_opmode_shift(id); |
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if (max77802->opmode[id] == MAX77802_OFF_PWRREQ) |
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max77802->opmode[id] = MAX77802_OPMODE_NORMAL; |
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return regmap_update_bits(rdev->regmap, rdev->desc->enable_reg, |
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rdev->desc->enable_mask, |
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max77802->opmode[id] << shift); |
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} |
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static int max77802_find_ramp_value(struct regulator_dev *rdev, |
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const unsigned int limits[], int size, |
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unsigned int ramp_delay) |
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{ |
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int i; |
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for (i = 0; i < size; i++) { |
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if (ramp_delay <= limits[i]) |
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return i; |
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} |
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/* Use maximum value for no ramp control */ |
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dev_warn(&rdev->dev, "%s: ramp_delay: %d not supported, setting 100000\n", |
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rdev->desc->name, ramp_delay); |
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return size - 1; |
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} |
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/* Used for BUCKs 2-4 */ |
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static int max77802_set_ramp_delay_2bit(struct regulator_dev *rdev, |
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int ramp_delay) |
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{ |
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int id = rdev_get_id(rdev); |
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unsigned int ramp_value; |
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if (id > MAX77802_BUCK4) { |
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dev_warn(&rdev->dev, |
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"%s: regulator: ramp delay not supported\n", |
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rdev->desc->name); |
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return -EINVAL; |
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} |
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ramp_value = max77802_find_ramp_value(rdev, ramp_table_77802_2bit, |
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ARRAY_SIZE(ramp_table_77802_2bit), ramp_delay); |
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return regmap_update_bits(rdev->regmap, rdev->desc->enable_reg, |
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MAX77802_RAMP_RATE_MASK_2BIT, |
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ramp_value << MAX77802_RAMP_RATE_SHIFT_2BIT); |
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} |
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/* For BUCK1, 6 */ |
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static int max77802_set_ramp_delay_4bit(struct regulator_dev *rdev, |
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int ramp_delay) |
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{ |
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unsigned int ramp_value; |
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ramp_value = max77802_find_ramp_value(rdev, ramp_table_77802_4bit, |
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ARRAY_SIZE(ramp_table_77802_4bit), ramp_delay); |
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return regmap_update_bits(rdev->regmap, rdev->desc->enable_reg, |
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MAX77802_RAMP_RATE_MASK_4BIT, |
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ramp_value << MAX77802_RAMP_RATE_SHIFT_4BIT); |
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} |
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/* |
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* LDOs 2, 4-19, 22-35 |
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*/ |
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static const struct regulator_ops max77802_ldo_ops_logic1 = { |
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.list_voltage = regulator_list_voltage_linear, |
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.map_voltage = regulator_map_voltage_linear, |
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.is_enabled = regulator_is_enabled_regmap, |
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.enable = max77802_enable, |
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.disable = regulator_disable_regmap, |
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.get_voltage_sel = regulator_get_voltage_sel_regmap, |
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.set_voltage_sel = regulator_set_voltage_sel_regmap, |
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.set_voltage_time_sel = regulator_set_voltage_time_sel, |
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.set_suspend_disable = max77802_set_suspend_disable, |
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.set_suspend_mode = max77802_set_suspend_mode, |
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}; |
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/* |
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* LDOs 1, 20, 21, 3 |
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*/ |
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static const struct regulator_ops max77802_ldo_ops_logic2 = { |
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.list_voltage = regulator_list_voltage_linear, |
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.map_voltage = regulator_map_voltage_linear, |
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.is_enabled = regulator_is_enabled_regmap, |
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.enable = max77802_enable, |
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.disable = regulator_disable_regmap, |
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.get_voltage_sel = regulator_get_voltage_sel_regmap, |
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.set_voltage_sel = regulator_set_voltage_sel_regmap, |
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.set_voltage_time_sel = regulator_set_voltage_time_sel, |
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.set_mode = max77802_set_mode, |
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.get_mode = max77802_get_mode, |
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.set_suspend_mode = max77802_set_suspend_mode, |
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}; |
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/* BUCKS 1, 6 */ |
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static const struct regulator_ops max77802_buck_16_dvs_ops = { |
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.list_voltage = regulator_list_voltage_linear, |
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.map_voltage = regulator_map_voltage_linear, |
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.is_enabled = regulator_is_enabled_regmap, |
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.enable = max77802_enable, |
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.disable = regulator_disable_regmap, |
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.get_voltage_sel = regulator_get_voltage_sel_regmap, |
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.set_voltage_sel = regulator_set_voltage_sel_regmap, |
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.set_voltage_time_sel = regulator_set_voltage_time_sel, |
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.set_ramp_delay = max77802_set_ramp_delay_4bit, |
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.set_suspend_disable = max77802_set_suspend_disable, |
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}; |
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/* BUCKs 2-4 */ |
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static const struct regulator_ops max77802_buck_234_ops = { |
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.list_voltage = regulator_list_voltage_linear, |
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.map_voltage = regulator_map_voltage_linear, |
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.is_enabled = regulator_is_enabled_regmap, |
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.enable = max77802_enable, |
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.disable = regulator_disable_regmap, |
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.get_voltage_sel = regulator_get_voltage_sel_regmap, |
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.set_voltage_sel = regulator_set_voltage_sel_regmap, |
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.set_voltage_time_sel = regulator_set_voltage_time_sel, |
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.set_ramp_delay = max77802_set_ramp_delay_2bit, |
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.set_suspend_disable = max77802_set_suspend_disable, |
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.set_suspend_mode = max77802_set_suspend_mode, |
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}; |
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/* BUCKs 5, 7-10 */ |
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static const struct regulator_ops max77802_buck_dvs_ops = { |
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.list_voltage = regulator_list_voltage_linear, |
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.map_voltage = regulator_map_voltage_linear, |
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.is_enabled = regulator_is_enabled_regmap, |
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.enable = max77802_enable, |
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.disable = regulator_disable_regmap, |
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.get_voltage_sel = regulator_get_voltage_sel_regmap, |
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.set_voltage_sel = regulator_set_voltage_sel_regmap, |
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.set_voltage_time_sel = regulator_set_voltage_time_sel, |
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.set_ramp_delay = max77802_set_ramp_delay_2bit, |
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.set_suspend_disable = max77802_set_suspend_disable, |
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}; |
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/* LDOs 3-7, 9-14, 18-26, 28, 29, 32-34 */ |
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#define regulator_77802_desc_p_ldo(num, supply, log) { \ |
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.name = "LDO"#num, \ |
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.of_match = of_match_ptr("LDO"#num), \ |
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.regulators_node = of_match_ptr("regulators"), \ |
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.id = MAX77802_LDO##num, \ |
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.supply_name = "inl"#supply, \ |
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.ops = &max77802_ldo_ops_logic##log, \ |
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.type = REGULATOR_VOLTAGE, \ |
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.owner = THIS_MODULE, \ |
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.min_uV = 800000, \ |
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.uV_step = 50000, \ |
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.ramp_delay = MAX77802_RAMP_DELAY, \ |
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.n_voltages = 1 << 6, \ |
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.vsel_reg = MAX77802_REG_LDO1CTRL1 + num - 1, \ |
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.vsel_mask = MAX77802_VSEL_MASK, \ |
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.enable_reg = MAX77802_REG_LDO1CTRL1 + num - 1, \ |
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.enable_mask = MAX77802_OPMODE_MASK << MAX77802_OPMODE_SHIFT_LDO, \ |
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.of_map_mode = max77802_map_mode, \ |
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} |
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/* LDOs 1, 2, 8, 15, 17, 27, 30, 35 */ |
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#define regulator_77802_desc_n_ldo(num, supply, log) { \ |
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.name = "LDO"#num, \ |
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.of_match = of_match_ptr("LDO"#num), \ |
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.regulators_node = of_match_ptr("regulators"), \ |
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.id = MAX77802_LDO##num, \ |
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.supply_name = "inl"#supply, \ |
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.ops = &max77802_ldo_ops_logic##log, \ |
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.type = REGULATOR_VOLTAGE, \ |
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.owner = THIS_MODULE, \ |
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.min_uV = 800000, \ |
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.uV_step = 25000, \ |
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.ramp_delay = MAX77802_RAMP_DELAY, \ |
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.n_voltages = 1 << 6, \ |
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.vsel_reg = MAX77802_REG_LDO1CTRL1 + num - 1, \ |
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.vsel_mask = MAX77802_VSEL_MASK, \ |
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.enable_reg = MAX77802_REG_LDO1CTRL1 + num - 1, \ |
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.enable_mask = MAX77802_OPMODE_MASK << MAX77802_OPMODE_SHIFT_LDO, \ |
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.of_map_mode = max77802_map_mode, \ |
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} |
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/* BUCKs 1, 6 */ |
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#define regulator_77802_desc_16_buck(num) { \ |
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.name = "BUCK"#num, \ |
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.of_match = of_match_ptr("BUCK"#num), \ |
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.regulators_node = of_match_ptr("regulators"), \ |
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.id = MAX77802_BUCK##num, \ |
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.supply_name = "inb"#num, \ |
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.ops = &max77802_buck_16_dvs_ops, \ |
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.type = REGULATOR_VOLTAGE, \ |
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.owner = THIS_MODULE, \ |
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.min_uV = 612500, \ |
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.uV_step = 6250, \ |
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.ramp_delay = MAX77802_RAMP_DELAY, \ |
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.n_voltages = 1 << 8, \ |
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.vsel_reg = MAX77802_REG_BUCK ## num ## DVS1, \ |
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.vsel_mask = MAX77802_DVS_VSEL_MASK, \ |
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.enable_reg = MAX77802_REG_BUCK ## num ## CTRL, \ |
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.enable_mask = MAX77802_OPMODE_MASK, \ |
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.of_map_mode = max77802_map_mode, \ |
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} |
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/* BUCKS 2-4 */ |
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#define regulator_77802_desc_234_buck(num) { \ |
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.name = "BUCK"#num, \ |
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.of_match = of_match_ptr("BUCK"#num), \ |
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.regulators_node = of_match_ptr("regulators"), \ |
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.id = MAX77802_BUCK##num, \ |
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.supply_name = "inb"#num, \ |
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.ops = &max77802_buck_234_ops, \ |
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.type = REGULATOR_VOLTAGE, \ |
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.owner = THIS_MODULE, \ |
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.min_uV = 600000, \ |
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.uV_step = 6250, \ |
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.ramp_delay = MAX77802_RAMP_DELAY, \ |
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.n_voltages = 0x91, \ |
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.vsel_reg = MAX77802_REG_BUCK ## num ## DVS1, \ |
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.vsel_mask = MAX77802_DVS_VSEL_MASK, \ |
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.enable_reg = MAX77802_REG_BUCK ## num ## CTRL1, \ |
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.enable_mask = MAX77802_OPMODE_MASK << \ |
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MAX77802_OPMODE_BUCK234_SHIFT, \ |
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.of_map_mode = max77802_map_mode, \ |
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} |
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/* BUCK 5 */ |
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#define regulator_77802_desc_buck5(num) { \ |
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.name = "BUCK"#num, \ |
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.of_match = of_match_ptr("BUCK"#num), \ |
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.regulators_node = of_match_ptr("regulators"), \ |
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.id = MAX77802_BUCK##num, \ |
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.supply_name = "inb"#num, \ |
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.ops = &max77802_buck_dvs_ops, \ |
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.type = REGULATOR_VOLTAGE, \ |
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.owner = THIS_MODULE, \ |
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.min_uV = 750000, \ |
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.uV_step = 50000, \ |
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.ramp_delay = MAX77802_RAMP_DELAY, \ |
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.n_voltages = 1 << 6, \ |
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.vsel_reg = MAX77802_REG_BUCK5OUT, \ |
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.vsel_mask = MAX77802_VSEL_MASK, \ |
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.enable_reg = MAX77802_REG_BUCK5CTRL, \ |
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.enable_mask = MAX77802_OPMODE_MASK, \ |
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.of_map_mode = max77802_map_mode, \ |
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} |
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/* BUCKs 7-10 */ |
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#define regulator_77802_desc_buck7_10(num) { \ |
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.name = "BUCK"#num, \ |
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.of_match = of_match_ptr("BUCK"#num), \ |
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.regulators_node = of_match_ptr("regulators"), \ |
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.id = MAX77802_BUCK##num, \ |
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.supply_name = "inb"#num, \ |
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.ops = &max77802_buck_dvs_ops, \ |
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.type = REGULATOR_VOLTAGE, \ |
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.owner = THIS_MODULE, \ |
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.min_uV = 750000, \ |
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.uV_step = 50000, \ |
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.ramp_delay = MAX77802_RAMP_DELAY, \ |
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.n_voltages = 1 << 6, \ |
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.vsel_reg = MAX77802_REG_BUCK7OUT + (num - 7) * 3, \ |
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.vsel_mask = MAX77802_VSEL_MASK, \ |
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.enable_reg = MAX77802_REG_BUCK7CTRL + (num - 7) * 3, \ |
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.enable_mask = MAX77802_OPMODE_MASK, \ |
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.of_map_mode = max77802_map_mode, \ |
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} |
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|
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static const struct regulator_desc regulators[] = { |
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regulator_77802_desc_16_buck(1), |
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regulator_77802_desc_234_buck(2), |
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regulator_77802_desc_234_buck(3), |
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regulator_77802_desc_234_buck(4), |
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regulator_77802_desc_buck5(5), |
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regulator_77802_desc_16_buck(6), |
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regulator_77802_desc_buck7_10(7), |
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regulator_77802_desc_buck7_10(8), |
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regulator_77802_desc_buck7_10(9), |
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regulator_77802_desc_buck7_10(10), |
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regulator_77802_desc_n_ldo(1, 10, 2), |
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regulator_77802_desc_n_ldo(2, 10, 1), |
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regulator_77802_desc_p_ldo(3, 3, 2), |
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regulator_77802_desc_p_ldo(4, 6, 1), |
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regulator_77802_desc_p_ldo(5, 3, 1), |
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regulator_77802_desc_p_ldo(6, 3, 1), |
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regulator_77802_desc_p_ldo(7, 3, 1), |
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regulator_77802_desc_n_ldo(8, 1, 1), |
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regulator_77802_desc_p_ldo(9, 5, 1), |
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regulator_77802_desc_p_ldo(10, 4, 1), |
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regulator_77802_desc_p_ldo(11, 4, 1), |
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regulator_77802_desc_p_ldo(12, 9, 1), |
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regulator_77802_desc_p_ldo(13, 4, 1), |
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regulator_77802_desc_p_ldo(14, 4, 1), |
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regulator_77802_desc_n_ldo(15, 1, 1), |
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regulator_77802_desc_n_ldo(17, 2, 1), |
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regulator_77802_desc_p_ldo(18, 7, 1), |
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regulator_77802_desc_p_ldo(19, 5, 1), |
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regulator_77802_desc_p_ldo(20, 7, 2), |
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regulator_77802_desc_p_ldo(21, 6, 2), |
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regulator_77802_desc_p_ldo(23, 9, 1), |
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regulator_77802_desc_p_ldo(24, 6, 1), |
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regulator_77802_desc_p_ldo(25, 9, 1), |
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regulator_77802_desc_p_ldo(26, 9, 1), |
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regulator_77802_desc_n_ldo(27, 2, 1), |
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regulator_77802_desc_p_ldo(28, 7, 1), |
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regulator_77802_desc_p_ldo(29, 7, 1), |
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regulator_77802_desc_n_ldo(30, 2, 1), |
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regulator_77802_desc_p_ldo(32, 9, 1), |
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regulator_77802_desc_p_ldo(33, 6, 1), |
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regulator_77802_desc_p_ldo(34, 9, 1), |
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regulator_77802_desc_n_ldo(35, 2, 1), |
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}; |
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|
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static int max77802_pmic_probe(struct platform_device *pdev) |
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{ |
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struct max77686_dev *iodev = dev_get_drvdata(pdev->dev.parent); |
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struct max77802_regulator_prv *max77802; |
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int i, val; |
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struct regulator_config config = { }; |
|
|
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max77802 = devm_kzalloc(&pdev->dev, |
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sizeof(struct max77802_regulator_prv), |
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GFP_KERNEL); |
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if (!max77802) |
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return -ENOMEM; |
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|
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config.dev = iodev->dev; |
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config.regmap = iodev->regmap; |
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config.driver_data = max77802; |
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platform_set_drvdata(pdev, max77802); |
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|
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for (i = 0; i < MAX77802_REG_MAX; i++) { |
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struct regulator_dev *rdev; |
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int id = regulators[i].id; |
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int shift = max77802_get_opmode_shift(id); |
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int ret; |
|
|
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ret = regmap_read(iodev->regmap, regulators[i].enable_reg, &val); |
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if (ret < 0) { |
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dev_warn(&pdev->dev, |
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"cannot read current mode for %d\n", i); |
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val = MAX77802_OPMODE_NORMAL; |
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} else { |
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val = val >> shift & MAX77802_OPMODE_MASK; |
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} |
|
|
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/* |
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* If the regulator is disabled and the system warm rebooted, |
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* the hardware reports OFF as the regulator operating mode. |
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* Default to operating mode NORMAL in that case. |
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*/ |
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if (val == MAX77802_STATUS_OFF) |
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max77802->opmode[id] = MAX77802_OPMODE_NORMAL; |
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else |
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max77802->opmode[id] = val; |
|
|
|
rdev = devm_regulator_register(&pdev->dev, |
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®ulators[i], &config); |
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if (IS_ERR(rdev)) { |
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ret = PTR_ERR(rdev); |
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dev_err(&pdev->dev, |
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"regulator init failed for %d: %d\n", i, ret); |
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return ret; |
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} |
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} |
|
|
|
return 0; |
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} |
|
|
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static const struct platform_device_id max77802_pmic_id[] = { |
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{"max77802-pmic", 0}, |
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{ }, |
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}; |
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MODULE_DEVICE_TABLE(platform, max77802_pmic_id); |
|
|
|
static struct platform_driver max77802_pmic_driver = { |
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.driver = { |
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.name = "max77802-pmic", |
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}, |
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.probe = max77802_pmic_probe, |
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.id_table = max77802_pmic_id, |
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}; |
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|
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module_platform_driver(max77802_pmic_driver); |
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|
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MODULE_DESCRIPTION("MAXIM 77802 Regulator Driver"); |
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MODULE_AUTHOR("Simon Glass <[email protected]>"); |
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MODULE_LICENSE("GPL");
|
|
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