cregit-Linux how code gets into the kernel

Release 4.14 drivers/regulator/qcom_smd-regulator.c

/*
 * Copyright (c) 2015, Sony Mobile Communications AB.
 * Copyright (c) 2012-2013, The Linux Foundation. All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 and
 * only version 2 as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 */

#include <linux/module.h>
#include <linux/of.h>
#include <linux/of_device.h>
#include <linux/platform_device.h>
#include <linux/regulator/driver.h>
#include <linux/regulator/machine.h>
#include <linux/regulator/of_regulator.h>
#include <linux/soc/qcom/smd-rpm.h>


struct qcom_rpm_reg {
	
struct device *dev;

	
struct qcom_smd_rpm *rpm;

	
u32 type;
	
u32 id;

	
struct regulator_desc desc;

	
int is_enabled;
	
int uV;
};


struct rpm_regulator_req {
	
__le32 key;
	
__le32 nbytes;
	
__le32 value;
};


#define RPM_KEY_SWEN	0x6e657773 
/* "swen" */

#define RPM_KEY_UV	0x00007675 
/* "uv" */

#define RPM_KEY_MA	0x0000616d 
/* "ma" */


static int rpm_reg_write_active(struct qcom_rpm_reg *vreg, struct rpm_regulator_req *req, size_t size) { return qcom_rpm_smd_write(vreg->rpm, QCOM_SMD_RPM_ACTIVE_STATE, vreg->type, vreg->id, req, size); }

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static int rpm_reg_enable(struct regulator_dev *rdev) { struct qcom_rpm_reg *vreg = rdev_get_drvdata(rdev); struct rpm_regulator_req req; int ret; req.key = cpu_to_le32(RPM_KEY_SWEN); req.nbytes = cpu_to_le32(sizeof(u32)); req.value = cpu_to_le32(1); ret = rpm_reg_write_active(vreg, &req, sizeof(req)); if (!ret) vreg->is_enabled = 1; return ret; }

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static int rpm_reg_is_enabled(struct regulator_dev *rdev) { struct qcom_rpm_reg *vreg = rdev_get_drvdata(rdev); return vreg->is_enabled; }

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static int rpm_reg_disable(struct regulator_dev *rdev) { struct qcom_rpm_reg *vreg = rdev_get_drvdata(rdev); struct rpm_regulator_req req; int ret; req.key = cpu_to_le32(RPM_KEY_SWEN); req.nbytes = cpu_to_le32(sizeof(u32)); req.value = 0; ret = rpm_reg_write_active(vreg, &req, sizeof(req)); if (!ret) vreg->is_enabled = 0; return ret; }

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static int rpm_reg_get_voltage(struct regulator_dev *rdev) { struct qcom_rpm_reg *vreg = rdev_get_drvdata(rdev); return vreg->uV; }

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static int rpm_reg_set_voltage(struct regulator_dev *rdev, int min_uV, int max_uV, unsigned *selector) { struct qcom_rpm_reg *vreg = rdev_get_drvdata(rdev); struct rpm_regulator_req req; int ret = 0; req.key = cpu_to_le32(RPM_KEY_UV); req.nbytes = cpu_to_le32(sizeof(u32)); req.value = cpu_to_le32(min_uV); ret = rpm_reg_write_active(vreg, &req, sizeof(req)); if (!ret) vreg->uV = min_uV; return ret; }

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static int rpm_reg_set_load(struct regulator_dev *rdev, int load_uA) { struct qcom_rpm_reg *vreg = rdev_get_drvdata(rdev); struct rpm_regulator_req req; req.key = cpu_to_le32(RPM_KEY_MA); req.nbytes = cpu_to_le32(sizeof(u32)); req.value = cpu_to_le32(load_uA / 1000); return rpm_reg_write_active(vreg, &req, sizeof(req)); }

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static const struct regulator_ops rpm_smps_ldo_ops = { .enable = rpm_reg_enable, .disable = rpm_reg_disable, .is_enabled = rpm_reg_is_enabled, .list_voltage = regulator_list_voltage_linear_range, .get_voltage = rpm_reg_get_voltage, .set_voltage = rpm_reg_set_voltage, .set_load = rpm_reg_set_load, }; static const struct regulator_ops rpm_smps_ldo_ops_fixed = { .enable = rpm_reg_enable, .disable = rpm_reg_disable, .is_enabled = rpm_reg_is_enabled, .get_voltage = rpm_reg_get_voltage, .set_voltage = rpm_reg_set_voltage, .set_load = rpm_reg_set_load, }; static const struct regulator_ops rpm_switch_ops = { .enable = rpm_reg_enable, .disable = rpm_reg_disable, .is_enabled = rpm_reg_is_enabled, }; static const struct regulator_desc pma8084_hfsmps = { .linear_ranges = (struct regulator_linear_range[]) { REGULATOR_LINEAR_RANGE(375000, 0, 95, 12500), REGULATOR_LINEAR_RANGE(1550000, 96, 158, 25000), }, .n_linear_ranges = 2, .n_voltages = 159, .ops = &rpm_smps_ldo_ops, }; static const struct regulator_desc pma8084_ftsmps = { .linear_ranges = (struct regulator_linear_range[]) { REGULATOR_LINEAR_RANGE(350000, 0, 184, 5000), REGULATOR_LINEAR_RANGE(1280000, 185, 261, 10000), }, .n_linear_ranges = 2, .n_voltages = 262, .ops = &rpm_smps_ldo_ops, }; static const struct regulator_desc pma8084_pldo = { .linear_ranges = (struct regulator_linear_range[]) { REGULATOR_LINEAR_RANGE( 750000, 0, 63, 12500), REGULATOR_LINEAR_RANGE(1550000, 64, 126, 25000), REGULATOR_LINEAR_RANGE(3100000, 127, 163, 50000), }, .n_linear_ranges = 3, .n_voltages = 164, .ops = &rpm_smps_ldo_ops, }; static const struct regulator_desc pma8084_nldo = { .linear_ranges = (struct regulator_linear_range[]) { REGULATOR_LINEAR_RANGE(750000, 0, 63, 12500), }, .n_linear_ranges = 1, .n_voltages = 64, .ops = &rpm_smps_ldo_ops, }; static const struct regulator_desc pma8084_switch = { .ops = &rpm_switch_ops, }; static const struct regulator_desc pm8x41_hfsmps = { .linear_ranges = (struct regulator_linear_range[]) { REGULATOR_LINEAR_RANGE( 375000, 0, 95, 12500), REGULATOR_LINEAR_RANGE(1575000, 96, 158, 25000), }, .n_linear_ranges = 2, .n_voltages = 159, .ops = &rpm_smps_ldo_ops, }; static const struct regulator_desc pm8841_ftsmps = { .linear_ranges = (struct regulator_linear_range[]) { REGULATOR_LINEAR_RANGE(350000, 0, 184, 5000), REGULATOR_LINEAR_RANGE(1280000, 185, 261, 10000), }, .n_linear_ranges = 2, .n_voltages = 262, .ops = &rpm_smps_ldo_ops, }; static const struct regulator_desc pm8941_boost = { .linear_ranges = (struct regulator_linear_range[]) { REGULATOR_LINEAR_RANGE(4000000, 0, 30, 50000), }, .n_linear_ranges = 1, .n_voltages = 31, .ops = &rpm_smps_ldo_ops, }; static const struct regulator_desc pm8941_pldo = { .linear_ranges = (struct regulator_linear_range[]) { REGULATOR_LINEAR_RANGE( 750000, 0, 63, 12500), REGULATOR_LINEAR_RANGE(1550000, 64, 126, 25000), REGULATOR_LINEAR_RANGE(3100000, 127, 163, 50000), }, .n_linear_ranges = 3, .n_voltages = 164, .ops = &rpm_smps_ldo_ops, }; static const struct regulator_desc pm8941_nldo = { .linear_ranges = (struct regulator_linear_range[]) { REGULATOR_LINEAR_RANGE(750000, 0, 63, 12500), }, .n_linear_ranges = 1, .n_voltages = 64, .ops = &rpm_smps_ldo_ops, }; static const struct regulator_desc pm8941_lnldo = { .fixed_uV = 1740000, .n_voltages = 1, .ops = &rpm_smps_ldo_ops_fixed, }; static const struct regulator_desc pm8941_switch = { .ops = &rpm_switch_ops, }; static const struct regulator_desc pm8916_pldo = { .linear_ranges = (struct regulator_linear_range[]) { REGULATOR_LINEAR_RANGE(750000, 0, 208, 12500), }, .n_linear_ranges = 1, .n_voltages = 209, .ops = &rpm_smps_ldo_ops, }; static const struct regulator_desc pm8916_nldo = { .linear_ranges = (struct regulator_linear_range[]) { REGULATOR_LINEAR_RANGE(375000, 0, 93, 12500), }, .n_linear_ranges = 1, .n_voltages = 94, .ops = &rpm_smps_ldo_ops, }; static const struct regulator_desc pm8916_buck_lvo_smps = { .linear_ranges = (struct regulator_linear_range[]) { REGULATOR_LINEAR_RANGE(375000, 0, 95, 12500), REGULATOR_LINEAR_RANGE(750000, 96, 127, 25000), }, .n_linear_ranges = 2, .n_voltages = 128, .ops = &rpm_smps_ldo_ops, }; static const struct regulator_desc pm8916_buck_hvo_smps = { .linear_ranges = (struct regulator_linear_range[]) { REGULATOR_LINEAR_RANGE(1550000, 0, 31, 25000), }, .n_linear_ranges = 1, .n_voltages = 32, .ops = &rpm_smps_ldo_ops, }; static const struct regulator_desc pm8994_hfsmps = { .linear_ranges = (struct regulator_linear_range[]) { REGULATOR_LINEAR_RANGE( 375000, 0, 95, 12500), REGULATOR_LINEAR_RANGE(1550000, 96, 158, 25000), }, .n_linear_ranges = 2, .n_voltages = 159, .ops = &rpm_smps_ldo_ops, }; static const struct regulator_desc pm8994_ftsmps = { .linear_ranges = (struct regulator_linear_range[]) { REGULATOR_LINEAR_RANGE(350000, 0, 199, 5000), REGULATOR_LINEAR_RANGE(700000, 200, 349, 10000), }, .n_linear_ranges = 2, .n_voltages = 350, .ops = &rpm_smps_ldo_ops, }; static const struct regulator_desc pm8994_nldo = { .linear_ranges = (struct regulator_linear_range[]) { REGULATOR_LINEAR_RANGE(750000, 0, 63, 12500), }, .n_linear_ranges = 1, .n_voltages = 64, .ops = &rpm_smps_ldo_ops, }; static const struct regulator_desc pm8994_pldo = { .linear_ranges = (struct regulator_linear_range[]) { REGULATOR_LINEAR_RANGE( 750000, 0, 63, 12500), REGULATOR_LINEAR_RANGE(1550000, 64, 126, 25000), REGULATOR_LINEAR_RANGE(3100000, 127, 163, 50000), }, .n_linear_ranges = 3, .n_voltages = 164, .ops = &rpm_smps_ldo_ops, }; static const struct regulator_desc pm8994_switch = { .ops = &rpm_switch_ops, }; static const struct regulator_desc pm8994_lnldo = { .fixed_uV = 1740000, .n_voltages = 1, .ops = &rpm_smps_ldo_ops_fixed, }; struct rpm_regulator_data { const char *name; u32 type; u32 id; const struct regulator_desc *desc; const char *supply; }; static const struct rpm_regulator_data rpm_pm8841_regulators[] = { { "s1", QCOM_SMD_RPM_SMPB, 1, &pm8x41_hfsmps, "vdd_s1" }, { "s2", QCOM_SMD_RPM_SMPB, 2, &pm8841_ftsmps, "vdd_s2" }, { "s3", QCOM_SMD_RPM_SMPB, 3, &pm8x41_hfsmps, "vdd_s3" }, { "s4", QCOM_SMD_RPM_SMPB, 4, &pm8841_ftsmps, "vdd_s4" }, { "s5", QCOM_SMD_RPM_SMPB, 5, &pm8841_ftsmps, "vdd_s5" }, { "s6", QCOM_SMD_RPM_SMPB, 6, &pm8841_ftsmps, "vdd_s6" }, { "s7", QCOM_SMD_RPM_SMPB, 7, &pm8841_ftsmps, "vdd_s7" }, { "s8", QCOM_SMD_RPM_SMPB, 8, &pm8841_ftsmps, "vdd_s8" }, {} }; static const struct rpm_regulator_data rpm_pm8916_regulators[] = { { "s1", QCOM_SMD_RPM_SMPA, 1, &pm8916_buck_lvo_smps, "vdd_s1" }, { "s2", QCOM_SMD_RPM_SMPA, 2, &pm8916_buck_lvo_smps, "vdd_s2" }, { "s3", QCOM_SMD_RPM_SMPA, 3, &pm8916_buck_lvo_smps, "vdd_s3" }, { "s4", QCOM_SMD_RPM_SMPA, 4, &pm8916_buck_hvo_smps, "vdd_s4" }, { "l1", QCOM_SMD_RPM_LDOA, 1, &pm8916_nldo, "vdd_l1_l2_l3" }, { "l2", QCOM_SMD_RPM_LDOA, 2, &pm8916_nldo, "vdd_l1_l2_l3" }, { "l3", QCOM_SMD_RPM_LDOA, 3, &pm8916_nldo, "vdd_l1_l2_l3" }, { "l4", QCOM_SMD_RPM_LDOA, 4, &pm8916_pldo, "vdd_l4_l5_l6" }, { "l5", QCOM_SMD_RPM_LDOA, 5, &pm8916_pldo, "vdd_l4_l5_l6" }, { "l6", QCOM_SMD_RPM_LDOA, 6, &pm8916_pldo, "vdd_l4_l5_l6" }, { "l7", QCOM_SMD_RPM_LDOA, 7, &pm8916_pldo, "vdd_l7" }, { "l8", QCOM_SMD_RPM_LDOA, 8, &pm8916_pldo, "vdd_l8_l9_l10_l11_l12_l13_l14_l15_l16_l17_l18" }, { "l9", QCOM_SMD_RPM_LDOA, 9, &pm8916_pldo, "vdd_l8_l9_l10_l11_l12_l13_l14_l15_l16_l17_l18" }, { "l10", QCOM_SMD_RPM_LDOA, 10, &pm8916_pldo, "vdd_l8_l9_l10_l11_l12_l13_l14_l15_l16_l17_l18"}, { "l11", QCOM_SMD_RPM_LDOA, 11, &pm8916_pldo, "vdd_l8_l9_l10_l11_l12_l13_l14_l15_l16_l17_l18"}, { "l12", QCOM_SMD_RPM_LDOA, 12, &pm8916_pldo, "vdd_l8_l9_l10_l11_l12_l13_l14_l15_l16_l17_l18"}, { "l13", QCOM_SMD_RPM_LDOA, 13, &pm8916_pldo, "vdd_l8_l9_l10_l11_l12_l13_l14_l15_l16_l17_l18"}, { "l14", QCOM_SMD_RPM_LDOA, 14, &pm8916_pldo, "vdd_l8_l9_l10_l11_l12_l13_l14_l15_l16_l17_l18"}, { "l15", QCOM_SMD_RPM_LDOA, 15, &pm8916_pldo, "vdd_l8_l9_l10_l11_l12_l13_l14_l15_l16_l17_l18"}, { "l16", QCOM_SMD_RPM_LDOA, 16, &pm8916_pldo, "vdd_l8_l9_l10_l11_l12_l13_l14_l15_l16_l17_l18"}, { "l17", QCOM_SMD_RPM_LDOA, 17, &pm8916_pldo, "vdd_l8_l9_l10_l11_l12_l13_l14_l15_l16_l17_l18"}, { "l18", QCOM_SMD_RPM_LDOA, 18, &pm8916_pldo, "vdd_l8_l9_l10_l11_l12_l13_l14_l15_l16_l17_l18"}, {} }; static const struct rpm_regulator_data rpm_pm8941_regulators[] = { { "s1", QCOM_SMD_RPM_SMPA, 1, &pm8x41_hfsmps, "vdd_s1" }, { "s2", QCOM_SMD_RPM_SMPA, 2, &pm8x41_hfsmps, "vdd_s2" }, { "s3", QCOM_SMD_RPM_SMPA, 3, &pm8x41_hfsmps, "vdd_s3" }, { "s4", QCOM_SMD_RPM_BOOST, 1, &pm8941_boost }, { "l1", QCOM_SMD_RPM_LDOA, 1, &pm8941_nldo, "vdd_l1_l3" }, { "l2", QCOM_SMD_RPM_LDOA, 2, &pm8941_nldo, "vdd_l2_lvs1_2_3" }, { "l3", QCOM_SMD_RPM_LDOA, 3, &pm8941_nldo, "vdd_l1_l3" }, { "l4", QCOM_SMD_RPM_LDOA, 4, &pm8941_nldo, "vdd_l4_l11" }, { "l5", QCOM_SMD_RPM_LDOA, 5, &pm8941_lnldo, "vdd_l5_l7" }, { "l6", QCOM_SMD_RPM_LDOA, 6, &pm8941_pldo, "vdd_l6_l12_l14_l15" }, { "l7", QCOM_SMD_RPM_LDOA, 7, &pm8941_lnldo, "vdd_l5_l7" }, { "l8", QCOM_SMD_RPM_LDOA, 8, &pm8941_pldo, "vdd_l8_l16_l18_l19" }, { "l9", QCOM_SMD_RPM_LDOA, 9, &pm8941_pldo, "vdd_l9_l10_l17_l22" }, { "l10", QCOM_SMD_RPM_LDOA, 10, &pm8941_pldo, "vdd_l9_l10_l17_l22" }, { "l11", QCOM_SMD_RPM_LDOA, 11, &pm8941_nldo, "vdd_l4_l11" }, { "l12", QCOM_SMD_RPM_LDOA, 12, &pm8941_pldo, "vdd_l6_l12_l14_l15" }, { "l13", QCOM_SMD_RPM_LDOA, 13, &pm8941_pldo, "vdd_l13_l20_l23_l24" }, { "l14", QCOM_SMD_RPM_LDOA, 14, &pm8941_pldo, "vdd_l6_l12_l14_l15" }, { "l15", QCOM_SMD_RPM_LDOA, 15, &pm8941_pldo, "vdd_l6_l12_l14_l15" }, { "l16", QCOM_SMD_RPM_LDOA, 16, &pm8941_pldo, "vdd_l8_l16_l18_l19" }, { "l17", QCOM_SMD_RPM_LDOA, 17, &pm8941_pldo, "vdd_l9_l10_l17_l22" }, { "l18", QCOM_SMD_RPM_LDOA, 18, &pm8941_pldo, "vdd_l8_l16_l18_l19" }, { "l19", QCOM_SMD_RPM_LDOA, 19, &pm8941_pldo, "vdd_l8_l16_l18_l19" }, { "l20", QCOM_SMD_RPM_LDOA, 20, &pm8941_pldo, "vdd_l13_l20_l23_l24" }, { "l21", QCOM_SMD_RPM_LDOA, 21, &pm8941_pldo, "vdd_l21" }, { "l22", QCOM_SMD_RPM_LDOA, 22, &pm8941_pldo, "vdd_l9_l10_l17_l22" }, { "l23", QCOM_SMD_RPM_LDOA, 23, &pm8941_pldo, "vdd_l13_l20_l23_l24" }, { "l24", QCOM_SMD_RPM_LDOA, 24, &pm8941_pldo, "vdd_l13_l20_l23_l24" }, { "lvs1", QCOM_SMD_RPM_VSA, 1, &pm8941_switch, "vdd_l2_lvs1_2_3" }, { "lvs2", QCOM_SMD_RPM_VSA, 2, &pm8941_switch, "vdd_l2_lvs1_2_3" }, { "lvs3", QCOM_SMD_RPM_VSA, 3, &pm8941_switch, "vdd_l2_lvs1_2_3" }, { "5vs1", QCOM_SMD_RPM_VSA, 4, &pm8941_switch, "vin_5vs" }, { "5vs2", QCOM_SMD_RPM_VSA, 5, &pm8941_switch, "vin_5vs" }, {} }; static const struct rpm_regulator_data rpm_pma8084_regulators[] = { { "s1", QCOM_SMD_RPM_SMPA, 1, &pma8084_ftsmps, "vdd_s1" }, { "s2", QCOM_SMD_RPM_SMPA, 2, &pma8084_ftsmps, "vdd_s2" }, { "s3", QCOM_SMD_RPM_SMPA, 3, &pma8084_hfsmps, "vdd_s3" }, { "s4", QCOM_SMD_RPM_SMPA, 4, &pma8084_hfsmps, "vdd_s4" }, { "s5", QCOM_SMD_RPM_SMPA, 5, &pma8084_hfsmps, "vdd_s5" }, { "s6", QCOM_SMD_RPM_SMPA, 6, &pma8084_ftsmps, "vdd_s6" }, { "s7", QCOM_SMD_RPM_SMPA, 7, &pma8084_ftsmps, "vdd_s7" }, { "s8", QCOM_SMD_RPM_SMPA, 8, &pma8084_ftsmps, "vdd_s8" }, { "s9", QCOM_SMD_RPM_SMPA, 9, &pma8084_ftsmps, "vdd_s9" }, { "s10", QCOM_SMD_RPM_SMPA, 10, &pma8084_ftsmps, "vdd_s10" }, { "s11", QCOM_SMD_RPM_SMPA, 11, &pma8084_ftsmps, "vdd_s11" }, { "s12", QCOM_SMD_RPM_SMPA, 12, &pma8084_ftsmps, "vdd_s12" }, { "l1", QCOM_SMD_RPM_LDOA, 1, &pma8084_nldo, "vdd_l1_l11" }, { "l2", QCOM_SMD_RPM_LDOA, 2, &pma8084_nldo, "vdd_l2_l3_l4_l27" }, { "l3", QCOM_SMD_RPM_LDOA, 3, &pma8084_nldo, "vdd_l2_l3_l4_l27" }, { "l4", QCOM_SMD_RPM_LDOA, 4, &pma8084_nldo, "vdd_l2_l3_l4_l27" }, { "l5", QCOM_SMD_RPM_LDOA, 5, &pma8084_pldo, "vdd_l5_l7" }, { "l6", QCOM_SMD_RPM_LDOA, 6, &pma8084_pldo, "vdd_l6_l12_l14_l15_l26" }, { "l7", QCOM_SMD_RPM_LDOA, 7, &pma8084_pldo, "vdd_l5_l7" }, { "l8", QCOM_SMD_RPM_LDOA, 8, &pma8084_pldo, "vdd_l8" }, { "l9", QCOM_SMD_RPM_LDOA, 9, &pma8084_pldo, "vdd_l9_l10_l13_l20_l23_l24" }, { "l10", QCOM_SMD_RPM_LDOA, 10, &pma8084_pldo, "vdd_l9_l10_l13_l20_l23_l24" }, { "l11", QCOM_SMD_RPM_LDOA, 11, &pma8084_nldo, "vdd_l1_l11" }, { "l12", QCOM_SMD_RPM_LDOA, 12, &pma8084_pldo, "vdd_l6_l12_l14_l15_l26" }, { "l13", QCOM_SMD_RPM_LDOA, 13, &pma8084_pldo, "vdd_l9_l10_l13_l20_l23_l24" }, { "l14", QCOM_SMD_RPM_LDOA, 14, &pma8084_pldo, "vdd_l6_l12_l14_l15_l26" }, { "l15", QCOM_SMD_RPM_LDOA, 15, &pma8084_pldo, "vdd_l6_l12_l14_l15_l26" }, { "l16", QCOM_SMD_RPM_LDOA, 16, &pma8084_pldo, "vdd_l16_l25" }, { "l17", QCOM_SMD_RPM_LDOA, 17, &pma8084_pldo, "vdd_l17" }, { "l18", QCOM_SMD_RPM_LDOA, 18, &pma8084_pldo, "vdd_l18" }, { "l19", QCOM_SMD_RPM_LDOA, 19, &pma8084_pldo, "vdd_l19" }, { "l20", QCOM_SMD_RPM_LDOA, 20, &pma8084_pldo, "vdd_l9_l10_l13_l20_l23_l24" }, { "l21", QCOM_SMD_RPM_LDOA, 21, &pma8084_pldo, "vdd_l21" }, { "l22", QCOM_SMD_RPM_LDOA, 22, &pma8084_pldo, "vdd_l22" }, { "l23", QCOM_SMD_RPM_LDOA, 23, &pma8084_pldo, "vdd_l9_l10_l13_l20_l23_l24" }, { "l24", QCOM_SMD_RPM_LDOA, 24, &pma8084_pldo, "vdd_l9_l10_l13_l20_l23_l24" }, { "l25", QCOM_SMD_RPM_LDOA, 25, &pma8084_pldo, "vdd_l16_l25" }, { "l26", QCOM_SMD_RPM_LDOA, 26, &pma8084_pldo, "vdd_l6_l12_l14_l15_l26" }, { "l27", QCOM_SMD_RPM_LDOA, 27, &pma8084_nldo, "vdd_l2_l3_l4_l27" }, { "lvs1", QCOM_SMD_RPM_VSA, 1, &pma8084_switch }, { "lvs2", QCOM_SMD_RPM_VSA, 2, &pma8084_switch }, { "lvs3", QCOM_SMD_RPM_VSA, 3, &pma8084_switch }, { "lvs4", QCOM_SMD_RPM_VSA, 4, &pma8084_switch }, { "5vs1", QCOM_SMD_RPM_VSA, 5, &pma8084_switch }, {} }; static const struct rpm_regulator_data rpm_pm8994_regulators[] = { { "s1", QCOM_SMD_RPM_SMPA, 1, &pm8994_ftsmps, "vdd_s1" }, { "s2", QCOM_SMD_RPM_SMPA, 2, &pm8994_ftsmps, "vdd_s2" }, { "s3", QCOM_SMD_RPM_SMPA, 3, &pm8994_hfsmps, "vdd_s3" }, { "s4", QCOM_SMD_RPM_SMPA, 4, &pm8994_hfsmps, "vdd_s4" }, { "s5", QCOM_SMD_RPM_SMPA, 5, &pm8994_hfsmps, "vdd_s5" }, { "s6", QCOM_SMD_RPM_SMPA, 6, &pm8994_ftsmps, "vdd_s6" }, { "s7", QCOM_SMD_RPM_SMPA, 7, &pm8994_hfsmps, "vdd_s7" }, { "s8", QCOM_SMD_RPM_SMPA, 8, &pm8994_ftsmps, "vdd_s8" }, { "s9", QCOM_SMD_RPM_SMPA, 9, &pm8994_ftsmps, "vdd_s9" }, { "s10", QCOM_SMD_RPM_SMPA, 10, &pm8994_ftsmps, "vdd_s10" }, { "s11", QCOM_SMD_RPM_SMPA, 11, &pm8994_ftsmps, "vdd_s11" }, { "s12", QCOM_SMD_RPM_SMPA, 12, &pm8994_ftsmps, "vdd_s12" }, { "l1", QCOM_SMD_RPM_LDOA, 1, &pm8994_nldo, "vdd_l1" }, { "l2", QCOM_SMD_RPM_LDOA, 2, &pm8994_nldo, "vdd_l2_l26_l28" }, { "l3", QCOM_SMD_RPM_LDOA, 3, &pm8994_nldo, "vdd_l3_l11" }, { "l4", QCOM_SMD_RPM_LDOA, 4, &pm8994_nldo, "vdd_l4_l27_l31" }, { "l5", QCOM_SMD_RPM_LDOA, 5, &pm8994_lnldo, "vdd_l5_l7" }, { "l6", QCOM_SMD_RPM_LDOA, 6, &pm8994_pldo, "vdd_l6_l12_l32" }, { "l7", QCOM_SMD_RPM_LDOA, 7, &pm8994_lnldo, "vdd_l5_l7" }, { "l8", QCOM_SMD_RPM_LDOA, 8, &pm8994_pldo, "vdd_l8_l16_l30" }, { "l9", QCOM_SMD_RPM_LDOA, 9, &pm8994_pldo, "vdd_l9_l10_l18_l22" }, { "l10", QCOM_SMD_RPM_LDOA, 10, &pm8994_pldo, "vdd_l9_l10_l18_l22" }, { "l11", QCOM_SMD_RPM_LDOA, 11, &pm8994_nldo, "vdd_l3_l11" }, { "l12", QCOM_SMD_RPM_LDOA, 12, &pm8994_pldo, "vdd_l6_l12_l32" }, { "l13", QCOM_SMD_RPM_LDOA, 13, &pm8994_pldo, "vdd_l13_l19_l23_l24" }, { "l14", QCOM_SMD_RPM_LDOA, 14, &pm8994_pldo, "vdd_l14_l15" }, { "l15", QCOM_SMD_RPM_LDOA, 15, &pm8994_pldo, "vdd_l14_l15" }, { "l16", QCOM_SMD_RPM_LDOA, 16, &pm8994_pldo, "vdd_l8_l16_l30" }, { "l17", QCOM_SMD_RPM_LDOA, 17, &pm8994_pldo, "vdd_l17_l29" }, { "l18", QCOM_SMD_RPM_LDOA, 18, &pm8994_pldo, "vdd_l9_l10_l18_l22" }, { "l19", QCOM_SMD_RPM_LDOA, 19, &pm8994_pldo, "vdd_l13_l19_l23_l24" }, { "l20", QCOM_SMD_RPM_LDOA, 20, &pm8994_pldo, "vdd_l20_l21" }, { "l21", QCOM_SMD_RPM_LDOA, 21, &pm8994_pldo, "vdd_l20_l21" }, { "l22", QCOM_SMD_RPM_LDOA, 22, &pm8994_pldo, "vdd_l9_l10_l18_l22" }, { "l23", QCOM_SMD_RPM_LDOA, 23, &pm8994_pldo, "vdd_l13_l19_l23_l24" }, { "l24", QCOM_SMD_RPM_LDOA, 24, &pm8994_pldo, "vdd_l13_l19_l23_l24" }, { "l25", QCOM_SMD_RPM_LDOA, 25, &pm8994_pldo, "vdd_l25" }, { "l26", QCOM_SMD_RPM_LDOA, 26, &pm8994_nldo, "vdd_l2_l26_l28" }, { "l27", QCOM_SMD_RPM_LDOA, 27, &pm8994_nldo, "vdd_l4_l27_l31" }, { "l28", QCOM_SMD_RPM_LDOA, 28, &pm8994_nldo, "vdd_l2_l26_l28" }, { "l29", QCOM_SMD_RPM_LDOA, 29, &pm8994_pldo, "vdd_l17_l29" }, { "l30", QCOM_SMD_RPM_LDOA, 30, &pm8994_pldo, "vdd_l8_l16_l30" }, { "l31", QCOM_SMD_RPM_LDOA, 31, &pm8994_nldo, "vdd_l4_l27_l31" }, { "l32", QCOM_SMD_RPM_LDOA, 32, &pm8994_pldo, "vdd_l6_l12_l32" }, { "lvs1", QCOM_SMD_RPM_VSA, 1, &pm8994_switch, "vdd_lvs1_2" }, { "lvs2", QCOM_SMD_RPM_VSA, 2, &pm8994_switch, "vdd_lvs1_2" }, {} }; static const struct of_device_id rpm_of_match[] = { { .compatible = "qcom,rpm-pm8841-regulators", .data = &rpm_pm8841_regulators }, { .compatible = "qcom,rpm-pm8916-regulators", .data = &rpm_pm8916_regulators }, { .compatible = "qcom,rpm-pm8941-regulators", .data = &rpm_pm8941_regulators }, { .compatible = "qcom,rpm-pm8994-regulators", .data = &rpm_pm8994_regulators }, { .compatible = "qcom,rpm-pma8084-regulators", .data = &rpm_pma8084_regulators }, {} }; MODULE_DEVICE_TABLE(of, rpm_of_match);
static int rpm_reg_probe(struct platform_device *pdev) { const struct rpm_regulator_data *reg; const struct of_device_id *match; struct regulator_config config = { }; struct regulator_dev *rdev; struct qcom_rpm_reg *vreg; struct qcom_smd_rpm *rpm; rpm = dev_get_drvdata(pdev->dev.parent); if (!rpm) { dev_err(&pdev->dev, "unable to retrieve handle to rpm\n"); return -ENODEV; } match = of_match_device(rpm_of_match, &pdev->dev); if (!match) { dev_err(&pdev->dev, "failed to match device\n"); return -ENODEV; } for (reg = match->data; reg->name; reg++) { vreg = devm_kzalloc(&pdev->dev, sizeof(*vreg), GFP_KERNEL); if (!vreg) return -ENOMEM; vreg->dev = &pdev->dev; vreg->type = reg->type; vreg->id = reg->id; vreg->rpm = rpm; memcpy(&vreg->desc, reg->desc, sizeof(vreg->desc)); vreg->desc.id = -1; vreg->desc.owner = THIS_MODULE; vreg->desc.type = REGULATOR_VOLTAGE; vreg->desc.name = reg->name; vreg->desc.supply_name = reg->supply; vreg->desc.of_match = reg->name; config.dev = &pdev->dev; config.driver_data = vreg; rdev = devm_regulator_register(&pdev->dev, &vreg->desc, &config); if (IS_ERR(rdev)) { dev_err(&pdev->dev, "failed to register %s\n", reg->name); return PTR_ERR(rdev); } } return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Björn Andersson30293.50%150.00%
Gustavo A. R. Silva216.50%150.00%
Total323100.00%2100.00%

static struct platform_driver rpm_reg_driver = { .probe = rpm_reg_probe, .driver = { .name = "qcom_rpm_smd_regulator", .of_match_table = rpm_of_match, }, };
static int __init rpm_reg_init(void) { return platform_driver_register(&rpm_reg_driver); }

Contributors

PersonTokensPropCommitsCommitProp
Björn Andersson16100.00%1100.00%
Total16100.00%1100.00%

subsys_initcall(rpm_reg_init);
static void __exit rpm_reg_exit(void) { platform_driver_unregister(&rpm_reg_driver); }

Contributors

PersonTokensPropCommitsCommitProp
Björn Andersson15100.00%1100.00%
Total15100.00%1100.00%

module_exit(rpm_reg_exit) MODULE_DESCRIPTION("Qualcomm RPM regulator driver"); MODULE_LICENSE("GPL v2");

Overall Contributors

PersonTokensPropCommitsCommitProp
Björn Andersson168940.54%215.38%
Rajendra Nayak121029.04%17.69%
Andy Gross111726.81%215.38%
Stephen Boyd801.92%430.77%
Srinivas Kandagatla441.06%215.38%
Gustavo A. R. Silva210.50%17.69%
Axel Lin50.12%17.69%
Total4166100.00%13100.00%
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