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Diffstat (limited to 'drivers/regulator/palmas-regulator.c')
-rw-r--r--drivers/regulator/palmas-regulator.c1438
1 files changed, 1019 insertions, 419 deletions
diff --git a/drivers/regulator/palmas-regulator.c b/drivers/regulator/palmas-regulator.c
index d0c87856dd25..60656a815b9e 100644
--- a/drivers/regulator/palmas-regulator.c
+++ b/drivers/regulator/palmas-regulator.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Driver for Regulator part of Palmas PMIC Chips
*
@@ -5,12 +6,6 @@
*
* Author: Graeme Gregory <gg@slimlogic.co.uk>
* Author: Ian Lartey <ian@slimlogic.co.uk>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
- *
*/
#include <linux/kernel.h>
@@ -24,24 +19,30 @@
#include <linux/regmap.h>
#include <linux/mfd/palmas.h>
#include <linux/of.h>
-#include <linux/of_platform.h>
#include <linux/regulator/of_regulator.h>
-struct regs_info {
- char *name;
- char *sname;
- u8 vsel_addr;
- u8 ctrl_addr;
- u8 tstep_addr;
+static const struct linear_range smps_low_ranges[] = {
+ REGULATOR_LINEAR_RANGE(0, 0x0, 0x0, 0),
+ REGULATOR_LINEAR_RANGE(500000, 0x1, 0x6, 0),
+ REGULATOR_LINEAR_RANGE(510000, 0x7, 0x79, 10000),
+ REGULATOR_LINEAR_RANGE(1650000, 0x7A, 0x7f, 0),
};
-static const struct regs_info palmas_regs_info[] = {
+static const struct linear_range smps_high_ranges[] = {
+ REGULATOR_LINEAR_RANGE(0, 0x0, 0x0, 0),
+ REGULATOR_LINEAR_RANGE(1000000, 0x1, 0x6, 0),
+ REGULATOR_LINEAR_RANGE(1020000, 0x7, 0x79, 20000),
+ REGULATOR_LINEAR_RANGE(3300000, 0x7A, 0x7f, 0),
+};
+
+static struct palmas_regs_info palmas_generic_regs_info[] = {
{
.name = "SMPS12",
.sname = "smps1-in",
.vsel_addr = PALMAS_SMPS12_VOLTAGE,
.ctrl_addr = PALMAS_SMPS12_CTRL,
.tstep_addr = PALMAS_SMPS12_TSTEP,
+ .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_SMPS12,
},
{
.name = "SMPS123",
@@ -49,12 +50,14 @@ static const struct regs_info palmas_regs_info[] = {
.vsel_addr = PALMAS_SMPS12_VOLTAGE,
.ctrl_addr = PALMAS_SMPS12_CTRL,
.tstep_addr = PALMAS_SMPS12_TSTEP,
+ .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_SMPS12,
},
{
.name = "SMPS3",
.sname = "smps3-in",
.vsel_addr = PALMAS_SMPS3_VOLTAGE,
.ctrl_addr = PALMAS_SMPS3_CTRL,
+ .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_SMPS3,
},
{
.name = "SMPS45",
@@ -62,6 +65,7 @@ static const struct regs_info palmas_regs_info[] = {
.vsel_addr = PALMAS_SMPS45_VOLTAGE,
.ctrl_addr = PALMAS_SMPS45_CTRL,
.tstep_addr = PALMAS_SMPS45_TSTEP,
+ .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_SMPS45,
},
{
.name = "SMPS457",
@@ -69,6 +73,7 @@ static const struct regs_info palmas_regs_info[] = {
.vsel_addr = PALMAS_SMPS45_VOLTAGE,
.ctrl_addr = PALMAS_SMPS45_CTRL,
.tstep_addr = PALMAS_SMPS45_TSTEP,
+ .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_SMPS45,
},
{
.name = "SMPS6",
@@ -76,12 +81,14 @@ static const struct regs_info palmas_regs_info[] = {
.vsel_addr = PALMAS_SMPS6_VOLTAGE,
.ctrl_addr = PALMAS_SMPS6_CTRL,
.tstep_addr = PALMAS_SMPS6_TSTEP,
+ .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_SMPS6,
},
{
.name = "SMPS7",
.sname = "smps7-in",
.vsel_addr = PALMAS_SMPS7_VOLTAGE,
.ctrl_addr = PALMAS_SMPS7_CTRL,
+ .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_SMPS7,
},
{
.name = "SMPS8",
@@ -89,120 +96,294 @@ static const struct regs_info palmas_regs_info[] = {
.vsel_addr = PALMAS_SMPS8_VOLTAGE,
.ctrl_addr = PALMAS_SMPS8_CTRL,
.tstep_addr = PALMAS_SMPS8_TSTEP,
+ .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_SMPS8,
},
{
.name = "SMPS9",
.sname = "smps9-in",
.vsel_addr = PALMAS_SMPS9_VOLTAGE,
.ctrl_addr = PALMAS_SMPS9_CTRL,
+ .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_SMPS9,
},
{
- .name = "SMPS10",
+ .name = "SMPS10_OUT2",
.sname = "smps10-in",
.ctrl_addr = PALMAS_SMPS10_CTRL,
+ .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_SMPS10,
+ },
+ {
+ .name = "SMPS10_OUT1",
+ .sname = "smps10-out2",
+ .ctrl_addr = PALMAS_SMPS10_CTRL,
+ .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_SMPS10,
},
{
.name = "LDO1",
.sname = "ldo1-in",
.vsel_addr = PALMAS_LDO1_VOLTAGE,
.ctrl_addr = PALMAS_LDO1_CTRL,
+ .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_LDO1,
},
{
.name = "LDO2",
.sname = "ldo2-in",
.vsel_addr = PALMAS_LDO2_VOLTAGE,
.ctrl_addr = PALMAS_LDO2_CTRL,
+ .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_LDO2,
},
{
.name = "LDO3",
.sname = "ldo3-in",
.vsel_addr = PALMAS_LDO3_VOLTAGE,
.ctrl_addr = PALMAS_LDO3_CTRL,
+ .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_LDO3,
},
{
.name = "LDO4",
.sname = "ldo4-in",
.vsel_addr = PALMAS_LDO4_VOLTAGE,
.ctrl_addr = PALMAS_LDO4_CTRL,
+ .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_LDO4,
},
{
.name = "LDO5",
.sname = "ldo5-in",
.vsel_addr = PALMAS_LDO5_VOLTAGE,
.ctrl_addr = PALMAS_LDO5_CTRL,
+ .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_LDO5,
},
{
.name = "LDO6",
.sname = "ldo6-in",
.vsel_addr = PALMAS_LDO6_VOLTAGE,
.ctrl_addr = PALMAS_LDO6_CTRL,
+ .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_LDO6,
},
{
.name = "LDO7",
.sname = "ldo7-in",
.vsel_addr = PALMAS_LDO7_VOLTAGE,
.ctrl_addr = PALMAS_LDO7_CTRL,
+ .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_LDO7,
},
{
.name = "LDO8",
.sname = "ldo8-in",
.vsel_addr = PALMAS_LDO8_VOLTAGE,
.ctrl_addr = PALMAS_LDO8_CTRL,
+ .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_LDO8,
},
{
.name = "LDO9",
.sname = "ldo9-in",
.vsel_addr = PALMAS_LDO9_VOLTAGE,
.ctrl_addr = PALMAS_LDO9_CTRL,
+ .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_LDO9,
},
{
.name = "LDOLN",
.sname = "ldoln-in",
.vsel_addr = PALMAS_LDOLN_VOLTAGE,
.ctrl_addr = PALMAS_LDOLN_CTRL,
+ .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_LDOLN,
},
{
.name = "LDOUSB",
.sname = "ldousb-in",
.vsel_addr = PALMAS_LDOUSB_VOLTAGE,
.ctrl_addr = PALMAS_LDOUSB_CTRL,
+ .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_LDOUSB,
},
{
.name = "REGEN1",
.ctrl_addr = PALMAS_REGEN1_CTRL,
+ .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_REGEN1,
},
{
.name = "REGEN2",
.ctrl_addr = PALMAS_REGEN2_CTRL,
+ .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_REGEN2,
},
{
.name = "REGEN3",
.ctrl_addr = PALMAS_REGEN3_CTRL,
+ .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_REGEN3,
},
{
.name = "SYSEN1",
.ctrl_addr = PALMAS_SYSEN1_CTRL,
+ .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_SYSEN1,
},
{
.name = "SYSEN2",
.ctrl_addr = PALMAS_SYSEN2_CTRL,
+ .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_SYSEN2,
+ },
+};
+
+static struct palmas_regs_info tps65917_regs_info[] = {
+ {
+ .name = "SMPS1",
+ .sname = "smps1-in",
+ .vsel_addr = TPS65917_SMPS1_VOLTAGE,
+ .ctrl_addr = TPS65917_SMPS1_CTRL,
+ .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_SMPS1,
+ },
+ {
+ .name = "SMPS2",
+ .sname = "smps2-in",
+ .vsel_addr = TPS65917_SMPS2_VOLTAGE,
+ .ctrl_addr = TPS65917_SMPS2_CTRL,
+ .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_SMPS2,
+ },
+ {
+ .name = "SMPS3",
+ .sname = "smps3-in",
+ .vsel_addr = TPS65917_SMPS3_VOLTAGE,
+ .ctrl_addr = TPS65917_SMPS3_CTRL,
+ .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_SMPS3,
+ },
+ {
+ .name = "SMPS4",
+ .sname = "smps4-in",
+ .vsel_addr = TPS65917_SMPS4_VOLTAGE,
+ .ctrl_addr = TPS65917_SMPS4_CTRL,
+ .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_SMPS4,
+ },
+ {
+ .name = "SMPS5",
+ .sname = "smps5-in",
+ .vsel_addr = TPS65917_SMPS5_VOLTAGE,
+ .ctrl_addr = TPS65917_SMPS5_CTRL,
+ .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_SMPS5,
+ },
+ {
+ .name = "SMPS12",
+ .sname = "smps1-in",
+ .vsel_addr = TPS65917_SMPS1_VOLTAGE,
+ .ctrl_addr = TPS65917_SMPS1_CTRL,
+ .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_SMPS12,
+ },
+ {
+ .name = "LDO1",
+ .sname = "ldo1-in",
+ .vsel_addr = TPS65917_LDO1_VOLTAGE,
+ .ctrl_addr = TPS65917_LDO1_CTRL,
+ .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_LDO1,
+ },
+ {
+ .name = "LDO2",
+ .sname = "ldo2-in",
+ .vsel_addr = TPS65917_LDO2_VOLTAGE,
+ .ctrl_addr = TPS65917_LDO2_CTRL,
+ .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_LDO2,
+ },
+ {
+ .name = "LDO3",
+ .sname = "ldo3-in",
+ .vsel_addr = TPS65917_LDO3_VOLTAGE,
+ .ctrl_addr = TPS65917_LDO3_CTRL,
+ .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_LDO3,
+ },
+ {
+ .name = "LDO4",
+ .sname = "ldo4-in",
+ .vsel_addr = TPS65917_LDO4_VOLTAGE,
+ .ctrl_addr = TPS65917_LDO4_CTRL,
+ .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_LDO4,
+ },
+ {
+ .name = "LDO5",
+ .sname = "ldo5-in",
+ .vsel_addr = TPS65917_LDO5_VOLTAGE,
+ .ctrl_addr = TPS65917_LDO5_CTRL,
+ .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_LDO5,
+ },
+ {
+ .name = "REGEN1",
+ .ctrl_addr = TPS65917_REGEN1_CTRL,
+ .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_REGEN1,
+ },
+ {
+ .name = "REGEN2",
+ .ctrl_addr = TPS65917_REGEN2_CTRL,
+ .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_REGEN2,
+ },
+ {
+ .name = "REGEN3",
+ .ctrl_addr = TPS65917_REGEN3_CTRL,
+ .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_REGEN3,
},
};
-static unsigned int palmas_smps_ramp_delay[4] = {0, 10000, 5000, 2500};
+#define EXTERNAL_REQUESTOR(_id, _offset, _pos) \
+ [PALMAS_EXTERNAL_REQSTR_ID_##_id] = { \
+ .id = PALMAS_EXTERNAL_REQSTR_ID_##_id, \
+ .reg_offset = _offset, \
+ .bit_pos = _pos, \
+ }
+
+static struct palmas_sleep_requestor_info palma_sleep_req_info[] = {
+ EXTERNAL_REQUESTOR(REGEN1, 0, 0),
+ EXTERNAL_REQUESTOR(REGEN2, 0, 1),
+ EXTERNAL_REQUESTOR(SYSEN1, 0, 2),
+ EXTERNAL_REQUESTOR(SYSEN2, 0, 3),
+ EXTERNAL_REQUESTOR(CLK32KG, 0, 4),
+ EXTERNAL_REQUESTOR(CLK32KGAUDIO, 0, 5),
+ EXTERNAL_REQUESTOR(REGEN3, 0, 6),
+ EXTERNAL_REQUESTOR(SMPS12, 1, 0),
+ EXTERNAL_REQUESTOR(SMPS3, 1, 1),
+ EXTERNAL_REQUESTOR(SMPS45, 1, 2),
+ EXTERNAL_REQUESTOR(SMPS6, 1, 3),
+ EXTERNAL_REQUESTOR(SMPS7, 1, 4),
+ EXTERNAL_REQUESTOR(SMPS8, 1, 5),
+ EXTERNAL_REQUESTOR(SMPS9, 1, 6),
+ EXTERNAL_REQUESTOR(SMPS10, 1, 7),
+ EXTERNAL_REQUESTOR(LDO1, 2, 0),
+ EXTERNAL_REQUESTOR(LDO2, 2, 1),
+ EXTERNAL_REQUESTOR(LDO3, 2, 2),
+ EXTERNAL_REQUESTOR(LDO4, 2, 3),
+ EXTERNAL_REQUESTOR(LDO5, 2, 4),
+ EXTERNAL_REQUESTOR(LDO6, 2, 5),
+ EXTERNAL_REQUESTOR(LDO7, 2, 6),
+ EXTERNAL_REQUESTOR(LDO8, 2, 7),
+ EXTERNAL_REQUESTOR(LDO9, 3, 0),
+ EXTERNAL_REQUESTOR(LDOLN, 3, 1),
+ EXTERNAL_REQUESTOR(LDOUSB, 3, 2),
+};
+
+#define EXTERNAL_REQUESTOR_TPS65917(_id, _offset, _pos) \
+ [TPS65917_EXTERNAL_REQSTR_ID_##_id] = { \
+ .id = TPS65917_EXTERNAL_REQSTR_ID_##_id, \
+ .reg_offset = _offset, \
+ .bit_pos = _pos, \
+ }
+
+static struct palmas_sleep_requestor_info tps65917_sleep_req_info[] = {
+ EXTERNAL_REQUESTOR_TPS65917(REGEN1, 0, 0),
+ EXTERNAL_REQUESTOR_TPS65917(REGEN2, 0, 1),
+ EXTERNAL_REQUESTOR_TPS65917(REGEN3, 0, 6),
+ EXTERNAL_REQUESTOR_TPS65917(SMPS1, 1, 0),
+ EXTERNAL_REQUESTOR_TPS65917(SMPS2, 1, 1),
+ EXTERNAL_REQUESTOR_TPS65917(SMPS3, 1, 2),
+ EXTERNAL_REQUESTOR_TPS65917(SMPS4, 1, 3),
+ EXTERNAL_REQUESTOR_TPS65917(SMPS5, 1, 4),
+ EXTERNAL_REQUESTOR_TPS65917(SMPS12, 1, 5),
+ EXTERNAL_REQUESTOR_TPS65917(LDO1, 2, 0),
+ EXTERNAL_REQUESTOR_TPS65917(LDO2, 2, 1),
+ EXTERNAL_REQUESTOR_TPS65917(LDO3, 2, 2),
+ EXTERNAL_REQUESTOR_TPS65917(LDO4, 2, 3),
+ EXTERNAL_REQUESTOR_TPS65917(LDO5, 2, 4),
+};
+
+static const unsigned int palmas_smps_ramp_delay[4] = {0, 10000, 5000, 2500};
#define SMPS_CTRL_MODE_OFF 0x00
#define SMPS_CTRL_MODE_ON 0x01
#define SMPS_CTRL_MODE_ECO 0x02
#define SMPS_CTRL_MODE_PWM 0x03
-/* These values are derived from the data sheet. And are the number of steps
- * where there is a voltage change, the ranges at beginning and end of register
- * max/min values where there are no change are ommitted.
- *
- * So they are basically (maxV-minV)/stepV
- */
-#define PALMAS_SMPS_NUM_VOLTAGES 117
+#define PALMAS_SMPS_NUM_VOLTAGES 122
#define PALMAS_SMPS10_NUM_VOLTAGES 2
#define PALMAS_LDO_NUM_VOLTAGES 50
@@ -253,62 +434,20 @@ static int palmas_ldo_write(struct palmas *palmas, unsigned int reg,
return regmap_write(palmas->regmap[REGULATOR_SLAVE], addr, value);
}
-static int palmas_is_enabled_smps(struct regulator_dev *dev)
-{
- struct palmas_pmic *pmic = rdev_get_drvdata(dev);
- int id = rdev_get_id(dev);
- unsigned int reg;
-
- palmas_smps_read(pmic->palmas, palmas_regs_info[id].ctrl_addr, &reg);
-
- reg &= PALMAS_SMPS12_CTRL_STATUS_MASK;
- reg >>= PALMAS_SMPS12_CTRL_STATUS_SHIFT;
-
- return !!(reg);
-}
-
-static int palmas_enable_smps(struct regulator_dev *dev)
-{
- struct palmas_pmic *pmic = rdev_get_drvdata(dev);
- int id = rdev_get_id(dev);
- unsigned int reg;
-
- palmas_smps_read(pmic->palmas, palmas_regs_info[id].ctrl_addr, &reg);
-
- reg &= ~PALMAS_SMPS12_CTRL_MODE_ACTIVE_MASK;
- if (pmic->current_reg_mode[id])
- reg |= pmic->current_reg_mode[id];
- else
- reg |= SMPS_CTRL_MODE_ON;
-
- palmas_smps_write(pmic->palmas, palmas_regs_info[id].ctrl_addr, reg);
-
- return 0;
-}
-
-static int palmas_disable_smps(struct regulator_dev *dev)
-{
- struct palmas_pmic *pmic = rdev_get_drvdata(dev);
- int id = rdev_get_id(dev);
- unsigned int reg;
-
- palmas_smps_read(pmic->palmas, palmas_regs_info[id].ctrl_addr, &reg);
-
- reg &= ~PALMAS_SMPS12_CTRL_MODE_ACTIVE_MASK;
-
- palmas_smps_write(pmic->palmas, palmas_regs_info[id].ctrl_addr, reg);
-
- return 0;
-}
-
static int palmas_set_mode_smps(struct regulator_dev *dev, unsigned int mode)
{
- struct palmas_pmic *pmic = rdev_get_drvdata(dev);
int id = rdev_get_id(dev);
+ int ret;
+ struct palmas_pmic *pmic = rdev_get_drvdata(dev);
+ struct palmas_pmic_driver_data *ddata = pmic->palmas->pmic_ddata;
+ struct palmas_regs_info *rinfo = &ddata->palmas_regs_info[id];
unsigned int reg;
bool rail_enable = true;
- palmas_smps_read(pmic->palmas, palmas_regs_info[id].ctrl_addr, &reg);
+ ret = palmas_smps_read(pmic->palmas, rinfo->ctrl_addr, &reg);
+ if (ret)
+ return ret;
+
reg &= ~PALMAS_SMPS12_CTRL_MODE_ACTIVE_MASK;
if (reg == SMPS_CTRL_MODE_OFF)
@@ -330,8 +469,11 @@ static int palmas_set_mode_smps(struct regulator_dev *dev, unsigned int mode)
pmic->current_reg_mode[id] = reg & PALMAS_SMPS12_CTRL_MODE_ACTIVE_MASK;
if (rail_enable)
- palmas_smps_write(pmic->palmas,
- palmas_regs_info[id].ctrl_addr, reg);
+ palmas_smps_write(pmic->palmas, rinfo->ctrl_addr, reg);
+
+ /* Switch the enable value to ensure this is used for enable */
+ pmic->desc[id].enable_val = pmic->current_reg_mode[id];
+
return 0;
}
@@ -355,88 +497,14 @@ static unsigned int palmas_get_mode_smps(struct regulator_dev *dev)
return 0;
}
-static int palmas_list_voltage_smps(struct regulator_dev *dev,
- unsigned selector)
-{
- struct palmas_pmic *pmic = rdev_get_drvdata(dev);
- int id = rdev_get_id(dev);
- int mult = 1;
-
- /* Read the multiplier set in VSEL register to return
- * the correct voltage.
- */
- if (pmic->range[id])
- mult = 2;
-
- if (selector == 0)
- return 0;
- else if (selector < 6)
- return 500000 * mult;
- else
- /* Voltage is linear mapping starting from selector 6,
- * volt = (0.49V + ((selector - 5) * 0.01V)) * RANGE
- * RANGE is either x1 or x2
- */
- return (490000 + ((selector - 5) * 10000)) * mult;
-}
-
-static int palmas_map_voltage_smps(struct regulator_dev *rdev,
- int min_uV, int max_uV)
-{
- struct palmas_pmic *pmic = rdev_get_drvdata(rdev);
- int id = rdev_get_id(rdev);
- int ret, voltage;
-
- if (min_uV == 0)
- return 0;
-
- if (pmic->range[id]) { /* RANGE is x2 */
- if (min_uV < 1000000)
- min_uV = 1000000;
- ret = DIV_ROUND_UP(min_uV - 1000000, 20000) + 6;
- } else { /* RANGE is x1 */
- if (min_uV < 500000)
- min_uV = 500000;
- ret = DIV_ROUND_UP(min_uV - 500000, 10000) + 6;
- }
-
- /* Map back into a voltage to verify we're still in bounds */
- voltage = palmas_list_voltage_smps(rdev, ret);
- if (voltage < min_uV || voltage > max_uV)
- return -EINVAL;
-
- return ret;
-}
-
-static int palma_smps_set_voltage_smps_time_sel(struct regulator_dev *rdev,
- unsigned int old_selector, unsigned int new_selector)
-{
- struct palmas_pmic *pmic = rdev_get_drvdata(rdev);
- int id = rdev_get_id(rdev);
- int old_uv, new_uv;
- unsigned int ramp_delay = pmic->ramp_delay[id];
-
- if (!ramp_delay)
- return 0;
-
- old_uv = palmas_list_voltage_smps(rdev, old_selector);
- if (old_uv < 0)
- return old_uv;
-
- new_uv = palmas_list_voltage_smps(rdev, new_selector);
- if (new_uv < 0)
- return new_uv;
-
- return DIV_ROUND_UP(abs(old_uv - new_uv), ramp_delay);
-}
-
static int palmas_smps_set_ramp_delay(struct regulator_dev *rdev,
int ramp_delay)
{
- struct palmas_pmic *pmic = rdev_get_drvdata(rdev);
int id = rdev_get_id(rdev);
+ struct palmas_pmic *pmic = rdev_get_drvdata(rdev);
+ struct palmas_pmic_driver_data *ddata = pmic->palmas->pmic_ddata;
+ struct palmas_regs_info *rinfo = &ddata->palmas_regs_info[id];
unsigned int reg = 0;
- unsigned int addr = palmas_regs_info[id].tstep_addr;
int ret;
/* SMPS3 and SMPS7 do not have tstep_addr setting */
@@ -455,7 +523,7 @@ static int palmas_smps_set_ramp_delay(struct regulator_dev *rdev,
else
reg = 1;
- ret = palmas_smps_write(pmic->palmas, addr, reg);
+ ret = palmas_smps_write(pmic->palmas, rinfo->tstep_addr, reg);
if (ret < 0) {
dev_err(pmic->palmas->dev, "TSTEP write failed: %d\n", ret);
return ret;
@@ -465,21 +533,32 @@ static int palmas_smps_set_ramp_delay(struct regulator_dev *rdev,
return ret;
}
-static struct regulator_ops palmas_ops_smps = {
- .is_enabled = palmas_is_enabled_smps,
- .enable = palmas_enable_smps,
- .disable = palmas_disable_smps,
+static const struct regulator_ops palmas_ops_smps = {
+ .is_enabled = regulator_is_enabled_regmap,
+ .enable = regulator_enable_regmap,
+ .disable = regulator_disable_regmap,
+ .set_mode = palmas_set_mode_smps,
+ .get_mode = palmas_get_mode_smps,
+ .get_voltage_sel = regulator_get_voltage_sel_regmap,
+ .set_voltage_sel = regulator_set_voltage_sel_regmap,
+ .list_voltage = regulator_list_voltage_linear_range,
+ .map_voltage = regulator_map_voltage_linear_range,
+ .set_voltage_time_sel = regulator_set_voltage_time_sel,
+ .set_ramp_delay = palmas_smps_set_ramp_delay,
+};
+
+static const struct regulator_ops palmas_ops_ext_control_smps = {
.set_mode = palmas_set_mode_smps,
.get_mode = palmas_get_mode_smps,
.get_voltage_sel = regulator_get_voltage_sel_regmap,
.set_voltage_sel = regulator_set_voltage_sel_regmap,
- .list_voltage = palmas_list_voltage_smps,
- .map_voltage = palmas_map_voltage_smps,
- .set_voltage_time_sel = palma_smps_set_voltage_smps_time_sel,
+ .list_voltage = regulator_list_voltage_linear_range,
+ .map_voltage = regulator_map_voltage_linear_range,
+ .set_voltage_time_sel = regulator_set_voltage_time_sel,
.set_ramp_delay = palmas_smps_set_ramp_delay,
};
-static struct regulator_ops palmas_ops_smps10 = {
+static const struct regulator_ops palmas_ops_smps10 = {
.is_enabled = regulator_is_enabled_regmap,
.enable = regulator_enable_regmap,
.disable = regulator_disable_regmap,
@@ -487,22 +566,58 @@ static struct regulator_ops palmas_ops_smps10 = {
.set_voltage_sel = regulator_set_voltage_sel_regmap,
.list_voltage = regulator_list_voltage_linear,
.map_voltage = regulator_map_voltage_linear,
+ .set_bypass = regulator_set_bypass_regmap,
+ .get_bypass = regulator_get_bypass_regmap,
+};
+
+static const struct regulator_ops tps65917_ops_smps = {
+ .is_enabled = regulator_is_enabled_regmap,
+ .enable = regulator_enable_regmap,
+ .disable = regulator_disable_regmap,
+ .set_mode = palmas_set_mode_smps,
+ .get_mode = palmas_get_mode_smps,
+ .get_voltage_sel = regulator_get_voltage_sel_regmap,
+ .set_voltage_sel = regulator_set_voltage_sel_regmap,
+ .list_voltage = regulator_list_voltage_linear_range,
+ .map_voltage = regulator_map_voltage_linear_range,
+ .set_voltage_time_sel = regulator_set_voltage_time_sel,
+};
+
+static const struct regulator_ops tps65917_ops_ext_control_smps = {
+ .set_mode = palmas_set_mode_smps,
+ .get_mode = palmas_get_mode_smps,
+ .get_voltage_sel = regulator_get_voltage_sel_regmap,
+ .set_voltage_sel = regulator_set_voltage_sel_regmap,
+ .list_voltage = regulator_list_voltage_linear_range,
+ .map_voltage = regulator_map_voltage_linear_range,
};
static int palmas_is_enabled_ldo(struct regulator_dev *dev)
{
- struct palmas_pmic *pmic = rdev_get_drvdata(dev);
int id = rdev_get_id(dev);
+ struct palmas_pmic *pmic = rdev_get_drvdata(dev);
+ struct palmas_pmic_driver_data *ddata = pmic->palmas->pmic_ddata;
+ struct palmas_regs_info *rinfo = &ddata->palmas_regs_info[id];
unsigned int reg;
- palmas_ldo_read(pmic->palmas, palmas_regs_info[id].ctrl_addr, &reg);
+ palmas_ldo_read(pmic->palmas, rinfo->ctrl_addr, &reg);
reg &= PALMAS_LDO1_CTRL_STATUS;
return !!(reg);
}
-static struct regulator_ops palmas_ops_ldo = {
+static const struct regulator_ops palmas_ops_ldo = {
+ .is_enabled = palmas_is_enabled_ldo,
+ .enable = regulator_enable_regmap,
+ .disable = regulator_disable_regmap,
+ .get_voltage_sel = regulator_get_voltage_sel_regmap,
+ .set_voltage_sel = regulator_set_voltage_sel_regmap,
+ .list_voltage = regulator_list_voltage_linear,
+ .map_voltage = regulator_map_voltage_linear,
+};
+
+static const struct regulator_ops palmas_ops_ldo9 = {
.is_enabled = palmas_is_enabled_ldo,
.enable = regulator_enable_regmap,
.disable = regulator_disable_regmap,
@@ -510,14 +625,66 @@ static struct regulator_ops palmas_ops_ldo = {
.set_voltage_sel = regulator_set_voltage_sel_regmap,
.list_voltage = regulator_list_voltage_linear,
.map_voltage = regulator_map_voltage_linear,
+ .set_bypass = regulator_set_bypass_regmap,
+ .get_bypass = regulator_get_bypass_regmap,
+};
+
+static const struct regulator_ops palmas_ops_ext_control_ldo = {
+ .get_voltage_sel = regulator_get_voltage_sel_regmap,
+ .set_voltage_sel = regulator_set_voltage_sel_regmap,
+ .list_voltage = regulator_list_voltage_linear,
+ .map_voltage = regulator_map_voltage_linear,
};
-static struct regulator_ops palmas_ops_extreg = {
+static const struct regulator_ops palmas_ops_extreg = {
.is_enabled = regulator_is_enabled_regmap,
.enable = regulator_enable_regmap,
.disable = regulator_disable_regmap,
};
+static const struct regulator_ops palmas_ops_ext_control_extreg = {
+};
+
+static const struct regulator_ops tps65917_ops_ldo = {
+ .is_enabled = palmas_is_enabled_ldo,
+ .enable = regulator_enable_regmap,
+ .disable = regulator_disable_regmap,
+ .get_voltage_sel = regulator_get_voltage_sel_regmap,
+ .set_voltage_sel = regulator_set_voltage_sel_regmap,
+ .list_voltage = regulator_list_voltage_linear,
+ .map_voltage = regulator_map_voltage_linear,
+ .set_voltage_time_sel = regulator_set_voltage_time_sel,
+};
+
+static const struct regulator_ops tps65917_ops_ldo_1_2 = {
+ .is_enabled = palmas_is_enabled_ldo,
+ .enable = regulator_enable_regmap,
+ .disable = regulator_disable_regmap,
+ .get_voltage_sel = regulator_get_voltage_sel_regmap,
+ .set_voltage_sel = regulator_set_voltage_sel_regmap,
+ .list_voltage = regulator_list_voltage_linear,
+ .map_voltage = regulator_map_voltage_linear,
+ .set_voltage_time_sel = regulator_set_voltage_time_sel,
+ .set_bypass = regulator_set_bypass_regmap,
+ .get_bypass = regulator_get_bypass_regmap,
+};
+
+static int palmas_regulator_config_external(struct palmas *palmas, int id,
+ struct palmas_reg_init *reg_init)
+{
+ struct palmas_pmic_driver_data *ddata = palmas->pmic_ddata;
+ struct palmas_regs_info *rinfo = &ddata->palmas_regs_info[id];
+ int ret;
+
+ ret = palmas_ext_control_req_config(palmas, rinfo->sleep_id,
+ reg_init->roof_floor, true);
+ if (ret < 0)
+ dev_err(palmas->dev,
+ "Ext control config for regulator %d failed %d\n",
+ id, ret);
+ return ret;
+}
+
/*
* setup the hardware based sleep configuration of the SMPS/LDO regulators
* from the platform data. This is different to the software based control
@@ -528,17 +695,18 @@ static int palmas_smps_init(struct palmas *palmas, int id,
struct palmas_reg_init *reg_init)
{
unsigned int reg;
- unsigned int addr;
int ret;
-
- addr = palmas_regs_info[id].ctrl_addr;
+ struct palmas_pmic_driver_data *ddata = palmas->pmic_ddata;
+ struct palmas_regs_info *rinfo = &ddata->palmas_regs_info[id];
+ unsigned int addr = rinfo->ctrl_addr;
ret = palmas_smps_read(palmas, addr, &reg);
if (ret)
return ret;
switch (id) {
- case PALMAS_REG_SMPS10:
+ case PALMAS_REG_SMPS10_OUT1:
+ case PALMAS_REG_SMPS10_OUT2:
reg &= ~PALMAS_SMPS10_CTRL_MODE_SLEEP_MASK;
if (reg_init->mode_sleep)
reg |= reg_init->mode_sleep <<
@@ -565,17 +733,30 @@ static int palmas_smps_init(struct palmas *palmas, int id,
if (ret)
return ret;
- if (palmas_regs_info[id].vsel_addr && reg_init->vsel) {
- addr = palmas_regs_info[id].vsel_addr;
+ if (rinfo->vsel_addr && reg_init->vsel) {
reg = reg_init->vsel;
- ret = palmas_smps_write(palmas, addr, reg);
+ ret = palmas_smps_write(palmas, rinfo->vsel_addr, reg);
if (ret)
return ret;
}
+ if (reg_init->roof_floor && (id != PALMAS_REG_SMPS10_OUT1) &&
+ (id != PALMAS_REG_SMPS10_OUT2)) {
+ /* Enable externally controlled regulator */
+ ret = palmas_smps_read(palmas, addr, &reg);
+ if (ret < 0)
+ return ret;
+ if (!(reg & PALMAS_SMPS12_CTRL_MODE_ACTIVE_MASK)) {
+ reg |= SMPS_CTRL_MODE_ON;
+ ret = palmas_smps_write(palmas, addr, reg);
+ if (ret < 0)
+ return ret;
+ }
+ return palmas_regulator_config_external(palmas, id, reg_init);
+ }
return 0;
}
@@ -585,8 +766,10 @@ static int palmas_ldo_init(struct palmas *palmas, int id,
unsigned int reg;
unsigned int addr;
int ret;
+ struct palmas_pmic_driver_data *ddata = palmas->pmic_ddata;
+ struct palmas_regs_info *rinfo = &ddata->palmas_regs_info[id];
- addr = palmas_regs_info[id].ctrl_addr;
+ addr = rinfo->ctrl_addr;
ret = palmas_ldo_read(palmas, addr, &reg);
if (ret)
@@ -606,6 +789,19 @@ static int palmas_ldo_init(struct palmas *palmas, int id,
if (ret)
return ret;
+ if (reg_init->roof_floor) {
+ /* Enable externally controlled regulator */
+ ret = palmas_update_bits(palmas, PALMAS_LDO_BASE,
+ addr, PALMAS_LDO1_CTRL_MODE_ACTIVE,
+ PALMAS_LDO1_CTRL_MODE_ACTIVE);
+ if (ret < 0) {
+ dev_err(palmas->dev,
+ "LDO Register 0x%02x update failed %d\n",
+ addr, ret);
+ return ret;
+ }
+ return palmas_regulator_config_external(palmas, id, reg_init);
+ }
return 0;
}
@@ -615,8 +811,10 @@ static int palmas_extreg_init(struct palmas *palmas, int id,
unsigned int addr;
int ret;
unsigned int val = 0;
+ struct palmas_pmic_driver_data *ddata = palmas->pmic_ddata;
+ struct palmas_regs_info *rinfo = &ddata->palmas_regs_info[id];
- addr = palmas_regs_info[id].ctrl_addr;
+ addr = rinfo->ctrl_addr;
if (reg_init->mode_sleep)
val = PALMAS_REGEN1_CTRL_MODE_SLEEP;
@@ -628,6 +826,20 @@ static int palmas_extreg_init(struct palmas *palmas, int id,
addr, ret);
return ret;
}
+
+ if (reg_init->roof_floor) {
+ /* Enable externally controlled regulator */
+ ret = palmas_update_bits(palmas, PALMAS_RESOURCE_BASE,
+ addr, PALMAS_REGEN1_CTRL_MODE_ACTIVE,
+ PALMAS_REGEN1_CTRL_MODE_ACTIVE);
+ if (ret < 0) {
+ dev_err(palmas->dev,
+ "Resource Register 0x%02x update failed %d\n",
+ addr, ret);
+ return ret;
+ }
+ return palmas_regulator_config_external(palmas, id, reg_init);
+ }
return 0;
}
@@ -636,8 +848,11 @@ static void palmas_enable_ldo8_track(struct palmas *palmas)
unsigned int reg;
unsigned int addr;
int ret;
+ struct palmas_pmic_driver_data *ddata = palmas->pmic_ddata;
+ struct palmas_regs_info *rinfo;
- addr = palmas_regs_info[PALMAS_REG_LDO8].ctrl_addr;
+ rinfo = &ddata->palmas_regs_info[PALMAS_REG_LDO8];
+ addr = rinfo->ctrl_addr;
ret = palmas_ldo_read(palmas, addr, &reg);
if (ret) {
@@ -656,7 +871,7 @@ static void palmas_enable_ldo8_track(struct palmas *palmas)
* output is defined by the LDO8_VOLTAGE.VSEL register divided by two,
* and can be set from 0.45 to 1.65 V.
*/
- addr = palmas_regs_info[PALMAS_REG_LDO8].vsel_addr;
+ addr = rinfo->vsel_addr;
ret = palmas_ldo_read(palmas, addr, &reg);
if (ret) {
dev_err(palmas->dev, "Error in reading ldo8 voltage reg\n");
@@ -671,142 +886,245 @@ static void palmas_enable_ldo8_track(struct palmas *palmas)
return;
}
-static struct of_regulator_match palmas_matches[] = {
- { .name = "smps12", },
- { .name = "smps123", },
- { .name = "smps3", },
- { .name = "smps45", },
- { .name = "smps457", },
- { .name = "smps6", },
- { .name = "smps7", },
- { .name = "smps8", },
- { .name = "smps9", },
- { .name = "smps10", },
- { .name = "ldo1", },
- { .name = "ldo2", },
- { .name = "ldo3", },
- { .name = "ldo4", },
- { .name = "ldo5", },
- { .name = "ldo6", },
- { .name = "ldo7", },
- { .name = "ldo8", },
- { .name = "ldo9", },
- { .name = "ldoln", },
- { .name = "ldousb", },
- { .name = "regen1", },
- { .name = "regen2", },
- { .name = "regen3", },
- { .name = "sysen1", },
- { .name = "sysen2", },
-};
-
-static void palmas_dt_to_pdata(struct device *dev,
- struct device_node *node,
- struct palmas_pmic_platform_data *pdata)
+static int palmas_ldo_registration(struct palmas_pmic *pmic,
+ struct palmas_pmic_driver_data *ddata,
+ struct palmas_pmic_platform_data *pdata,
+ const char *pdev_name,
+ struct regulator_config config)
{
- struct device_node *regulators;
- u32 prop;
- int idx, ret;
+ int id, ret;
+ struct regulator_dev *rdev;
+ struct palmas_reg_init *reg_init;
+ struct palmas_regs_info *rinfo;
+ struct regulator_desc *desc;
- node = of_node_get(node);
- regulators = of_find_node_by_name(node, "regulators");
- if (!regulators) {
- dev_info(dev, "regulator node not found\n");
- return;
- }
+ for (id = ddata->ldo_begin; id < ddata->max_reg; id++) {
+ if (pdata && pdata->reg_init[id])
+ reg_init = pdata->reg_init[id];
+ else
+ reg_init = NULL;
- ret = of_regulator_match(dev, regulators, palmas_matches,
- PALMAS_NUM_REGS);
- of_node_put(regulators);
- if (ret < 0) {
- dev_err(dev, "Error parsing regulator init data: %d\n", ret);
- return;
- }
+ rinfo = &ddata->palmas_regs_info[id];
+ /* Miss out regulators which are not available due
+ * to alternate functions.
+ */
- for (idx = 0; idx < PALMAS_NUM_REGS; idx++) {
- if (!palmas_matches[idx].init_data ||
- !palmas_matches[idx].of_node)
- continue;
+ /* Register the regulators */
+ desc = &pmic->desc[id];
+ desc->name = rinfo->name;
+ desc->id = id;
+ desc->type = REGULATOR_VOLTAGE;
+ desc->owner = THIS_MODULE;
+
+ if (id < PALMAS_REG_REGEN1) {
+ desc->n_voltages = PALMAS_LDO_NUM_VOLTAGES;
+ if (reg_init && reg_init->roof_floor)
+ desc->ops = &palmas_ops_ext_control_ldo;
+ else
+ desc->ops = &palmas_ops_ldo;
+ desc->min_uV = 900000;
+ desc->uV_step = 50000;
+ desc->linear_min_sel = 1;
+ desc->enable_time = 500;
+ desc->vsel_reg = PALMAS_BASE_TO_REG(PALMAS_LDO_BASE,
+ rinfo->vsel_addr);
+ desc->vsel_mask = PALMAS_LDO1_VOLTAGE_VSEL_MASK;
+ desc->enable_reg = PALMAS_BASE_TO_REG(PALMAS_LDO_BASE,
+ rinfo->ctrl_addr);
+ desc->enable_mask = PALMAS_LDO1_CTRL_MODE_ACTIVE;
- pdata->reg_data[idx] = palmas_matches[idx].init_data;
+ /* Check if LDO8 is in tracking mode or not */
+ if (pdata && (id == PALMAS_REG_LDO8) &&
+ pdata->enable_ldo8_tracking) {
+ palmas_enable_ldo8_track(pmic->palmas);
+ desc->min_uV = 450000;
+ desc->uV_step = 25000;
+ }
- pdata->reg_init[idx] = devm_kzalloc(dev,
- sizeof(struct palmas_reg_init), GFP_KERNEL);
+ /* LOD6 in vibrator mode will have enable time 2000us */
+ if (pdata && pdata->ldo6_vibrator &&
+ (id == PALMAS_REG_LDO6))
+ desc->enable_time = 2000;
+
+ if (id == PALMAS_REG_LDO9) {
+ desc->ops = &palmas_ops_ldo9;
+ desc->bypass_reg = desc->enable_reg;
+ desc->bypass_val_on =
+ PALMAS_LDO9_CTRL_LDO_BYPASS_EN;
+ desc->bypass_mask =
+ PALMAS_LDO9_CTRL_LDO_BYPASS_EN;
+ }
+ } else {
+ if (!ddata->has_regen3 && id == PALMAS_REG_REGEN3)
+ continue;
- pdata->reg_init[idx]->warm_reset =
- of_property_read_bool(palmas_matches[idx].of_node,
- "ti,warm-reset");
+ desc->n_voltages = 1;
+ if (reg_init && reg_init->roof_floor)
+ desc->ops = &palmas_ops_ext_control_extreg;
+ else
+ desc->ops = &palmas_ops_extreg;
+ desc->enable_reg =
+ PALMAS_BASE_TO_REG(PALMAS_RESOURCE_BASE,
+ rinfo->ctrl_addr);
+ desc->enable_mask = PALMAS_REGEN1_CTRL_MODE_ACTIVE;
+ }
- pdata->reg_init[idx]->roof_floor =
- of_property_read_bool(palmas_matches[idx].of_node,
- "ti,roof-floor");
+ if (pdata)
+ config.init_data = pdata->reg_data[id];
+ else
+ config.init_data = NULL;
- ret = of_property_read_u32(palmas_matches[idx].of_node,
- "ti,mode-sleep", &prop);
- if (!ret)
- pdata->reg_init[idx]->mode_sleep = prop;
+ desc->supply_name = rinfo->sname;
+ config.of_node = ddata->palmas_matches[id].of_node;
- ret = of_property_read_bool(palmas_matches[idx].of_node,
- "ti,smps-range");
- if (ret)
- pdata->reg_init[idx]->vsel =
- PALMAS_SMPS12_VOLTAGE_RANGE;
+ rdev = devm_regulator_register(pmic->dev, desc, &config);
+ if (IS_ERR(rdev)) {
+ dev_err(pmic->dev,
+ "failed to register %s regulator\n",
+ pdev_name);
+ return PTR_ERR(rdev);
+ }
- if (idx == PALMAS_REG_LDO8)
- pdata->enable_ldo8_tracking = of_property_read_bool(
- palmas_matches[idx].of_node,
- "ti,enable-ldo8-tracking");
+ /* Initialise sleep/init values from platform data */
+ if (pdata) {
+ reg_init = pdata->reg_init[id];
+ if (reg_init) {
+ if (id <= ddata->ldo_end)
+ ret = palmas_ldo_init(pmic->palmas, id,
+ reg_init);
+ else
+ ret = palmas_extreg_init(pmic->palmas,
+ id, reg_init);
+ if (ret)
+ return ret;
+ }
+ }
}
- pdata->ldo6_vibrator = of_property_read_bool(node, "ti,ldo6-vibrator");
+ return 0;
}
-
-static int palmas_regulators_probe(struct platform_device *pdev)
+static int tps65917_ldo_registration(struct palmas_pmic *pmic,
+ struct palmas_pmic_driver_data *ddata,
+ struct palmas_pmic_platform_data *pdata,
+ const char *pdev_name,
+ struct regulator_config config)
{
- struct palmas *palmas = dev_get_drvdata(pdev->dev.parent);
- struct palmas_pmic_platform_data *pdata = pdev->dev.platform_data;
- struct device_node *node = pdev->dev.of_node;
+ int id, ret;
struct regulator_dev *rdev;
- struct regulator_config config = { };
- struct palmas_pmic *pmic;
struct palmas_reg_init *reg_init;
- int id = 0, ret;
- unsigned int addr, reg;
+ struct palmas_regs_info *rinfo;
+ struct regulator_desc *desc;
- if (node && !pdata) {
- pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL);
+ for (id = ddata->ldo_begin; id < ddata->max_reg; id++) {
+ if (pdata && pdata->reg_init[id])
+ reg_init = pdata->reg_init[id];
+ else
+ reg_init = NULL;
- if (!pdata)
- return -ENOMEM;
+ /* Miss out regulators which are not available due
+ * to alternate functions.
+ */
+ rinfo = &ddata->palmas_regs_info[id];
- palmas_dt_to_pdata(&pdev->dev, node, pdata);
- }
+ /* Register the regulators */
+ desc = &pmic->desc[id];
+ desc->name = rinfo->name;
+ desc->id = id;
+ desc->type = REGULATOR_VOLTAGE;
+ desc->owner = THIS_MODULE;
+
+ if (id < TPS65917_REG_REGEN1) {
+ desc->n_voltages = PALMAS_LDO_NUM_VOLTAGES;
+ if (reg_init && reg_init->roof_floor)
+ desc->ops = &palmas_ops_ext_control_ldo;
+ else
+ desc->ops = &tps65917_ops_ldo;
+ desc->min_uV = 900000;
+ desc->uV_step = 50000;
+ desc->linear_min_sel = 1;
+ desc->enable_time = 500;
+ desc->vsel_reg = PALMAS_BASE_TO_REG(PALMAS_LDO_BASE,
+ rinfo->vsel_addr);
+ desc->vsel_mask = PALMAS_LDO1_VOLTAGE_VSEL_MASK;
+ desc->enable_reg = PALMAS_BASE_TO_REG(PALMAS_LDO_BASE,
+ rinfo->ctrl_addr);
+ desc->enable_mask = PALMAS_LDO1_CTRL_MODE_ACTIVE;
+ /*
+ * To be confirmed. Discussion on going with PMIC Team.
+ * It is of the order of ~60mV/uS.
+ */
+ desc->ramp_delay = 2500;
+ if (id == TPS65917_REG_LDO1 ||
+ id == TPS65917_REG_LDO2) {
+ desc->ops = &tps65917_ops_ldo_1_2;
+ desc->bypass_reg = desc->enable_reg;
+ desc->bypass_val_on =
+ TPS65917_LDO1_CTRL_BYPASS_EN;
+ desc->bypass_mask =
+ TPS65917_LDO1_CTRL_BYPASS_EN;
+ }
+ } else {
+ desc->n_voltages = 1;
+ if (reg_init && reg_init->roof_floor)
+ desc->ops = &palmas_ops_ext_control_extreg;
+ else
+ desc->ops = &palmas_ops_extreg;
+ desc->enable_reg =
+ PALMAS_BASE_TO_REG(PALMAS_RESOURCE_BASE,
+ rinfo->ctrl_addr);
+ desc->enable_mask = PALMAS_REGEN1_CTRL_MODE_ACTIVE;
+ }
- pmic = devm_kzalloc(&pdev->dev, sizeof(*pmic), GFP_KERNEL);
- if (!pmic)
- return -ENOMEM;
+ if (pdata)
+ config.init_data = pdata->reg_data[id];
+ else
+ config.init_data = NULL;
- pmic->dev = &pdev->dev;
- pmic->palmas = palmas;
- palmas->pmic = pmic;
- platform_set_drvdata(pdev, pmic);
+ desc->supply_name = rinfo->sname;
+ config.of_node = ddata->palmas_matches[id].of_node;
- ret = palmas_smps_read(palmas, PALMAS_SMPS_CTRL, &reg);
- if (ret)
- return ret;
+ rdev = devm_regulator_register(pmic->dev, desc, &config);
+ if (IS_ERR(rdev)) {
+ dev_err(pmic->dev,
+ "failed to register %s regulator\n",
+ pdev_name);
+ return PTR_ERR(rdev);
+ }
- if (reg & PALMAS_SMPS_CTRL_SMPS12_SMPS123_EN)
- pmic->smps123 = 1;
+ /* Initialise sleep/init values from platform data */
+ if (pdata) {
+ reg_init = pdata->reg_init[id];
+ if (reg_init) {
+ if (id < TPS65917_REG_REGEN1)
+ ret = palmas_ldo_init(pmic->palmas,
+ id, reg_init);
+ else
+ ret = palmas_extreg_init(pmic->palmas,
+ id, reg_init);
+ if (ret)
+ return ret;
+ }
+ }
+ }
- if (reg & PALMAS_SMPS_CTRL_SMPS45_SMPS457_EN)
- pmic->smps457 = 1;
+ return 0;
+}
- config.regmap = palmas->regmap[REGULATOR_SLAVE];
- config.dev = &pdev->dev;
- config.driver_data = pmic;
+static int palmas_smps_registration(struct palmas_pmic *pmic,
+ struct palmas_pmic_driver_data *ddata,
+ struct palmas_pmic_platform_data *pdata,
+ const char *pdev_name,
+ struct regulator_config config)
+{
+ int id, ret;
+ unsigned int addr, reg;
+ struct regulator_dev *rdev;
+ struct palmas_reg_init *reg_init;
+ struct palmas_regs_info *rinfo;
+ struct regulator_desc *desc;
- for (id = 0; id < PALMAS_REG_LDO1; id++) {
+ for (id = ddata->smps_start; id <= ddata->smps_end; id++) {
bool ramp_delay_support = false;
/*
@@ -838,53 +1156,63 @@ static int palmas_regulators_probe(struct platform_device *pdev)
continue;
ramp_delay_support = true;
break;
- case PALMAS_REG_SMPS10:
- if (!PALMAS_PMIC_HAS(palmas, SMPS10_BOOST))
+ case PALMAS_REG_SMPS10_OUT1:
+ case PALMAS_REG_SMPS10_OUT2:
+ if (!PALMAS_PMIC_HAS(pmic->palmas, SMPS10_BOOST))
continue;
}
+ rinfo = &ddata->palmas_regs_info[id];
+ desc = &pmic->desc[id];
if ((id == PALMAS_REG_SMPS6) || (id == PALMAS_REG_SMPS8))
ramp_delay_support = true;
if (ramp_delay_support) {
- addr = palmas_regs_info[id].tstep_addr;
+ addr = rinfo->tstep_addr;
ret = palmas_smps_read(pmic->palmas, addr, &reg);
if (ret < 0) {
- dev_err(&pdev->dev,
+ dev_err(pmic->dev,
"reading TSTEP reg failed: %d\n", ret);
- goto err_unregister_regulator;
+ return ret;
}
- pmic->desc[id].ramp_delay =
- palmas_smps_ramp_delay[reg & 0x3];
- pmic->ramp_delay[id] = pmic->desc[id].ramp_delay;
+ desc->ramp_delay = palmas_smps_ramp_delay[reg & 0x3];
+ pmic->ramp_delay[id] = desc->ramp_delay;
}
/* Initialise sleep/init values from platform data */
if (pdata && pdata->reg_init[id]) {
reg_init = pdata->reg_init[id];
- ret = palmas_smps_init(palmas, id, reg_init);
+ ret = palmas_smps_init(pmic->palmas, id, reg_init);
if (ret)
- goto err_unregister_regulator;
+ return ret;
+ } else {
+ reg_init = NULL;
}
/* Register the regulators */
- pmic->desc[id].name = palmas_regs_info[id].name;
- pmic->desc[id].id = id;
+ desc->name = rinfo->name;
+ desc->id = id;
switch (id) {
- case PALMAS_REG_SMPS10:
- pmic->desc[id].n_voltages = PALMAS_SMPS10_NUM_VOLTAGES;
- pmic->desc[id].ops = &palmas_ops_smps10;
- pmic->desc[id].vsel_reg =
- PALMAS_BASE_TO_REG(PALMAS_SMPS_BASE,
- PALMAS_SMPS10_CTRL);
- pmic->desc[id].vsel_mask = SMPS10_VSEL;
- pmic->desc[id].enable_reg =
- PALMAS_BASE_TO_REG(PALMAS_SMPS_BASE,
- PALMAS_SMPS10_CTRL);
- pmic->desc[id].enable_mask = SMPS10_BOOST_EN;
- pmic->desc[id].min_uV = 3750000;
- pmic->desc[id].uV_step = 1250000;
+ case PALMAS_REG_SMPS10_OUT1:
+ case PALMAS_REG_SMPS10_OUT2:
+ desc->n_voltages = PALMAS_SMPS10_NUM_VOLTAGES;
+ desc->ops = &palmas_ops_smps10;
+ desc->vsel_reg = PALMAS_BASE_TO_REG(PALMAS_SMPS_BASE,
+ PALMAS_SMPS10_CTRL);
+ desc->vsel_mask = SMPS10_VSEL;
+ desc->enable_reg = PALMAS_BASE_TO_REG(PALMAS_SMPS_BASE,
+ PALMAS_SMPS10_CTRL);
+ if (id == PALMAS_REG_SMPS10_OUT1)
+ desc->enable_mask = SMPS10_SWITCH_EN;
+ else
+ desc->enable_mask = SMPS10_BOOST_EN;
+ desc->bypass_reg = PALMAS_BASE_TO_REG(PALMAS_SMPS_BASE,
+ PALMAS_SMPS10_CTRL);
+ desc->bypass_val_on = SMPS10_BYPASS_EN;
+ desc->bypass_mask = SMPS10_BYPASS_EN;
+ desc->min_uV = 3750000;
+ desc->uV_step = 1250000;
break;
default:
/*
@@ -893,179 +1221,451 @@ static int palmas_regulators_probe(struct platform_device *pdev)
* otherwise we error in probe with unsupportable
* ranges. Read the current smps mode for later use.
*/
- addr = palmas_regs_info[id].vsel_addr;
+ addr = rinfo->vsel_addr;
+ desc->n_linear_ranges = 3;
ret = palmas_smps_read(pmic->palmas, addr, &reg);
if (ret)
- goto err_unregister_regulator;
+ return ret;
if (reg & PALMAS_SMPS12_VOLTAGE_RANGE)
pmic->range[id] = 1;
-
- pmic->desc[id].ops = &palmas_ops_smps;
- pmic->desc[id].n_voltages = PALMAS_SMPS_NUM_VOLTAGES;
- pmic->desc[id].vsel_reg =
- PALMAS_BASE_TO_REG(PALMAS_SMPS_BASE,
- palmas_regs_info[id].vsel_addr);
- pmic->desc[id].vsel_mask =
- PALMAS_SMPS12_VOLTAGE_VSEL_MASK;
+ if (pmic->range[id])
+ desc->linear_ranges = smps_high_ranges;
+ else
+ desc->linear_ranges = smps_low_ranges;
+
+ if (reg_init && reg_init->roof_floor)
+ desc->ops = &palmas_ops_ext_control_smps;
+ else
+ desc->ops = &palmas_ops_smps;
+ desc->n_voltages = PALMAS_SMPS_NUM_VOLTAGES;
+ desc->vsel_reg = PALMAS_BASE_TO_REG(PALMAS_SMPS_BASE,
+ rinfo->vsel_addr);
+ desc->vsel_mask = PALMAS_SMPS12_VOLTAGE_VSEL_MASK;
/* Read the smps mode for later use. */
- addr = palmas_regs_info[id].ctrl_addr;
+ addr = rinfo->ctrl_addr;
ret = palmas_smps_read(pmic->palmas, addr, &reg);
if (ret)
- goto err_unregister_regulator;
+ return ret;
pmic->current_reg_mode[id] = reg &
PALMAS_SMPS12_CTRL_MODE_ACTIVE_MASK;
+
+ desc->enable_reg = PALMAS_BASE_TO_REG(PALMAS_SMPS_BASE,
+ rinfo->ctrl_addr);
+ desc->enable_mask = PALMAS_SMPS12_CTRL_MODE_ACTIVE_MASK;
+ /* set_mode overrides this value */
+ desc->enable_val = SMPS_CTRL_MODE_ON;
}
- pmic->desc[id].type = REGULATOR_VOLTAGE;
- pmic->desc[id].owner = THIS_MODULE;
+ desc->type = REGULATOR_VOLTAGE;
+ desc->owner = THIS_MODULE;
if (pdata)
config.init_data = pdata->reg_data[id];
else
config.init_data = NULL;
- pmic->desc[id].supply_name = palmas_regs_info[id].sname;
- config.of_node = palmas_matches[id].of_node;
+ desc->supply_name = rinfo->sname;
+ config.of_node = ddata->palmas_matches[id].of_node;
- rdev = regulator_register(&pmic->desc[id], &config);
+ rdev = devm_regulator_register(pmic->dev, desc, &config);
if (IS_ERR(rdev)) {
- dev_err(&pdev->dev,
+ dev_err(pmic->dev,
"failed to register %s regulator\n",
- pdev->name);
- ret = PTR_ERR(rdev);
- goto err_unregister_regulator;
+ pdev_name);
+ return PTR_ERR(rdev);
}
-
- /* Save regulator for cleanup */
- pmic->rdev[id] = rdev;
}
- /* Start this loop from the id left from previous loop */
- for (; id < PALMAS_NUM_REGS; id++) {
+ return 0;
+}
- /* Miss out regulators which are not available due
- * to alternate functions.
+static int tps65917_smps_registration(struct palmas_pmic *pmic,
+ struct palmas_pmic_driver_data *ddata,
+ struct palmas_pmic_platform_data *pdata,
+ const char *pdev_name,
+ struct regulator_config config)
+{
+ int id, ret;
+ unsigned int addr, reg;
+ struct regulator_dev *rdev;
+ struct palmas_reg_init *reg_init;
+ struct palmas_regs_info *rinfo;
+ struct regulator_desc *desc;
+
+ for (id = ddata->smps_start; id <= ddata->smps_end; id++) {
+ /*
+ * Miss out regulators which are not available due
+ * to slaving configurations.
*/
+ desc = &pmic->desc[id];
+ desc->n_linear_ranges = 3;
+ if ((id == TPS65917_REG_SMPS2 || id == TPS65917_REG_SMPS1) &&
+ pmic->smps12)
+ continue;
+
+ /* Initialise sleep/init values from platform data */
+ if (pdata && pdata->reg_init[id]) {
+ reg_init = pdata->reg_init[id];
+ ret = palmas_smps_init(pmic->palmas, id, reg_init);
+ if (ret)
+ return ret;
+ } else {
+ reg_init = NULL;
+ }
+ rinfo = &ddata->palmas_regs_info[id];
/* Register the regulators */
- pmic->desc[id].name = palmas_regs_info[id].name;
- pmic->desc[id].id = id;
- pmic->desc[id].type = REGULATOR_VOLTAGE;
- pmic->desc[id].owner = THIS_MODULE;
+ desc->name = rinfo->name;
+ desc->id = id;
- if (id < PALMAS_REG_REGEN1) {
- pmic->desc[id].n_voltages = PALMAS_LDO_NUM_VOLTAGES;
- pmic->desc[id].ops = &palmas_ops_ldo;
- pmic->desc[id].min_uV = 900000;
- pmic->desc[id].uV_step = 50000;
- pmic->desc[id].linear_min_sel = 1;
- pmic->desc[id].vsel_reg =
- PALMAS_BASE_TO_REG(PALMAS_LDO_BASE,
- palmas_regs_info[id].vsel_addr);
- pmic->desc[id].vsel_mask =
- PALMAS_LDO1_VOLTAGE_VSEL_MASK;
- pmic->desc[id].enable_reg =
- PALMAS_BASE_TO_REG(PALMAS_LDO_BASE,
- palmas_regs_info[id].ctrl_addr);
- pmic->desc[id].enable_mask =
- PALMAS_LDO1_CTRL_MODE_ACTIVE;
+ /*
+ * Read and store the RANGE bit for later use
+ * This must be done before regulator is probed,
+ * otherwise we error in probe with unsupportable
+ * ranges. Read the current smps mode for later use.
+ */
+ addr = rinfo->vsel_addr;
- /* Check if LDO8 is in tracking mode or not */
- if (pdata && (id == PALMAS_REG_LDO8) &&
- pdata->enable_ldo8_tracking) {
- palmas_enable_ldo8_track(palmas);
- pmic->desc[id].min_uV = 450000;
- pmic->desc[id].uV_step = 25000;
- }
- } else {
- pmic->desc[id].n_voltages = 1;
- pmic->desc[id].ops = &palmas_ops_extreg;
- pmic->desc[id].enable_reg =
- PALMAS_BASE_TO_REG(PALMAS_RESOURCE_BASE,
- palmas_regs_info[id].ctrl_addr);
- pmic->desc[id].enable_mask =
- PALMAS_REGEN1_CTRL_MODE_ACTIVE;
- }
+ ret = palmas_smps_read(pmic->palmas, addr, &reg);
+ if (ret)
+ return ret;
+ if (reg & TPS65917_SMPS1_VOLTAGE_RANGE)
+ pmic->range[id] = 1;
+
+ if (pmic->range[id])
+ desc->linear_ranges = smps_high_ranges;
+ else
+ desc->linear_ranges = smps_low_ranges;
+
+ if (reg_init && reg_init->roof_floor)
+ desc->ops = &tps65917_ops_ext_control_smps;
+ else
+ desc->ops = &tps65917_ops_smps;
+ desc->n_voltages = PALMAS_SMPS_NUM_VOLTAGES;
+ desc->vsel_reg = PALMAS_BASE_TO_REG(PALMAS_SMPS_BASE,
+ rinfo->vsel_addr);
+ desc->vsel_mask = PALMAS_SMPS12_VOLTAGE_VSEL_MASK;
+ desc->ramp_delay = 2500;
+
+ /* Read the smps mode for later use. */
+ addr = rinfo->ctrl_addr;
+ ret = palmas_smps_read(pmic->palmas, addr, &reg);
+ if (ret)
+ return ret;
+ pmic->current_reg_mode[id] = reg &
+ PALMAS_SMPS12_CTRL_MODE_ACTIVE_MASK;
+ desc->enable_reg = PALMAS_BASE_TO_REG(PALMAS_SMPS_BASE,
+ rinfo->ctrl_addr);
+ desc->enable_mask = PALMAS_SMPS12_CTRL_MODE_ACTIVE_MASK;
+ /* set_mode overrides this value */
+ desc->enable_val = SMPS_CTRL_MODE_ON;
+
+ desc->type = REGULATOR_VOLTAGE;
+ desc->owner = THIS_MODULE;
if (pdata)
config.init_data = pdata->reg_data[id];
else
config.init_data = NULL;
- pmic->desc[id].supply_name = palmas_regs_info[id].sname;
- config.of_node = palmas_matches[id].of_node;
+ desc->supply_name = rinfo->sname;
+ config.of_node = ddata->palmas_matches[id].of_node;
- rdev = regulator_register(&pmic->desc[id], &config);
+ rdev = devm_regulator_register(pmic->dev, desc, &config);
if (IS_ERR(rdev)) {
- dev_err(&pdev->dev,
+ dev_err(pmic->dev,
"failed to register %s regulator\n",
- pdev->name);
- ret = PTR_ERR(rdev);
- goto err_unregister_regulator;
+ pdev_name);
+ return PTR_ERR(rdev);
}
+ }
- /* Save regulator for cleanup */
- pmic->rdev[id] = rdev;
+ return 0;
+}
- /* Initialise sleep/init values from platform data */
- if (pdata) {
- reg_init = pdata->reg_init[id];
- if (reg_init) {
- if (id < PALMAS_REG_REGEN1)
- ret = palmas_ldo_init(palmas,
- id, reg_init);
- else
- ret = palmas_extreg_init(palmas,
- id, reg_init);
- if (ret) {
- regulator_unregister(pmic->rdev[id]);
- goto err_unregister_regulator;
+static struct of_regulator_match palmas_matches[] = {
+ { .name = "smps12", },
+ { .name = "smps123", },
+ { .name = "smps3", },
+ { .name = "smps45", },
+ { .name = "smps457", },
+ { .name = "smps6", },
+ { .name = "smps7", },
+ { .name = "smps8", },
+ { .name = "smps9", },
+ { .name = "smps10_out2", },
+ { .name = "smps10_out1", },
+ { .name = "ldo1", },
+ { .name = "ldo2", },
+ { .name = "ldo3", },
+ { .name = "ldo4", },
+ { .name = "ldo5", },
+ { .name = "ldo6", },
+ { .name = "ldo7", },
+ { .name = "ldo8", },
+ { .name = "ldo9", },
+ { .name = "ldoln", },
+ { .name = "ldousb", },
+ { .name = "regen1", },
+ { .name = "regen2", },
+ { .name = "regen3", },
+ { .name = "sysen1", },
+ { .name = "sysen2", },
+};
+
+static struct of_regulator_match tps65917_matches[] = {
+ { .name = "smps1", },
+ { .name = "smps2", },
+ { .name = "smps3", },
+ { .name = "smps4", },
+ { .name = "smps5", },
+ { .name = "smps12",},
+ { .name = "ldo1", },
+ { .name = "ldo2", },
+ { .name = "ldo3", },
+ { .name = "ldo4", },
+ { .name = "ldo5", },
+ { .name = "regen1", },
+ { .name = "regen2", },
+ { .name = "regen3", },
+ { .name = "sysen1", },
+ { .name = "sysen2", },
+};
+
+static struct palmas_pmic_driver_data palmas_ddata = {
+ .smps_start = PALMAS_REG_SMPS12,
+ .smps_end = PALMAS_REG_SMPS10_OUT1,
+ .ldo_begin = PALMAS_REG_LDO1,
+ .ldo_end = PALMAS_REG_LDOUSB,
+ .max_reg = PALMAS_NUM_REGS,
+ .has_regen3 = true,
+ .palmas_regs_info = palmas_generic_regs_info,
+ .palmas_matches = palmas_matches,
+ .sleep_req_info = palma_sleep_req_info,
+ .smps_register = palmas_smps_registration,
+ .ldo_register = palmas_ldo_registration,
+};
+
+static struct palmas_pmic_driver_data tps65917_ddata = {
+ .smps_start = TPS65917_REG_SMPS1,
+ .smps_end = TPS65917_REG_SMPS12,
+ .ldo_begin = TPS65917_REG_LDO1,
+ .ldo_end = TPS65917_REG_LDO5,
+ .max_reg = TPS65917_NUM_REGS,
+ .has_regen3 = true,
+ .palmas_regs_info = tps65917_regs_info,
+ .palmas_matches = tps65917_matches,
+ .sleep_req_info = tps65917_sleep_req_info,
+ .smps_register = tps65917_smps_registration,
+ .ldo_register = tps65917_ldo_registration,
+};
+
+static int palmas_dt_to_pdata(struct device *dev,
+ struct device_node *node,
+ struct palmas_pmic_platform_data *pdata,
+ struct palmas_pmic_driver_data *ddata)
+{
+ struct device_node *regulators;
+ u32 prop;
+ int idx, ret;
+
+ regulators = of_get_child_by_name(node, "regulators");
+ if (!regulators) {
+ dev_info(dev, "regulator node not found\n");
+ return 0;
+ }
+
+ ret = of_regulator_match(dev, regulators, ddata->palmas_matches,
+ ddata->max_reg);
+ of_node_put(regulators);
+ if (ret < 0) {
+ dev_err(dev, "Error parsing regulator init data: %d\n", ret);
+ return 0;
+ }
+
+ for (idx = 0; idx < ddata->max_reg; idx++) {
+ struct of_regulator_match *match;
+ struct palmas_reg_init *rinit;
+ struct device_node *np;
+
+ match = &ddata->palmas_matches[idx];
+ np = match->of_node;
+
+ if (!match->init_data || !np)
+ continue;
+
+ rinit = devm_kzalloc(dev, sizeof(*rinit), GFP_KERNEL);
+ if (!rinit)
+ return -ENOMEM;
+
+ pdata->reg_data[idx] = match->init_data;
+ pdata->reg_init[idx] = rinit;
+
+ rinit->warm_reset = of_property_read_bool(np, "ti,warm-reset");
+ ret = of_property_read_u32(np, "ti,roof-floor", &prop);
+ /* EINVAL: Property not found */
+ if (ret != -EINVAL) {
+ int econtrol;
+
+ /* use default value, when no value is specified */
+ econtrol = PALMAS_EXT_CONTROL_NSLEEP;
+ if (!ret) {
+ switch (prop) {
+ case 1:
+ econtrol = PALMAS_EXT_CONTROL_ENABLE1;
+ break;
+ case 2:
+ econtrol = PALMAS_EXT_CONTROL_ENABLE2;
+ break;
+ case 3:
+ econtrol = PALMAS_EXT_CONTROL_NSLEEP;
+ break;
+ default:
+ WARN_ON(1);
+ dev_warn(dev,
+ "%s: Invalid roof-floor option: %u\n",
+ match->name, prop);
+ break;
}
}
+ rinit->roof_floor = econtrol;
}
- }
+ ret = of_property_read_u32(np, "ti,mode-sleep", &prop);
+ if (!ret)
+ rinit->mode_sleep = prop;
- return 0;
+ ret = of_property_read_bool(np, "ti,smps-range");
+ if (ret)
+ rinit->vsel = PALMAS_SMPS12_VOLTAGE_RANGE;
-err_unregister_regulator:
- while (--id >= 0)
- regulator_unregister(pmic->rdev[id]);
- return ret;
-}
+ if (idx == PALMAS_REG_LDO8)
+ pdata->enable_ldo8_tracking = of_property_read_bool(
+ np, "ti,enable-ldo8-tracking");
+ }
-static int palmas_regulators_remove(struct platform_device *pdev)
-{
- struct palmas_pmic *pmic = platform_get_drvdata(pdev);
- int id;
+ pdata->ldo6_vibrator = of_property_read_bool(node, "ti,ldo6-vibrator");
- for (id = 0; id < PALMAS_NUM_REGS; id++)
- regulator_unregister(pmic->rdev[id]);
return 0;
}
-static struct of_device_id of_palmas_match_tbl[] = {
- { .compatible = "ti,palmas-pmic", },
- { .compatible = "ti,twl6035-pmic", },
- { .compatible = "ti,twl6036-pmic", },
- { .compatible = "ti,twl6037-pmic", },
- { .compatible = "ti,tps65913-pmic", },
- { .compatible = "ti,tps65914-pmic", },
- { .compatible = "ti,tps80036-pmic", },
- { .compatible = "ti,tps659038-pmic", },
+static const struct of_device_id of_palmas_match_tbl[] = {
+ {
+ .compatible = "ti,palmas-pmic",
+ .data = &palmas_ddata,
+ },
+ {
+ .compatible = "ti,twl6035-pmic",
+ .data = &palmas_ddata,
+ },
+ {
+ .compatible = "ti,twl6036-pmic",
+ .data = &palmas_ddata,
+ },
+ {
+ .compatible = "ti,twl6037-pmic",
+ .data = &palmas_ddata,
+ },
+ {
+ .compatible = "ti,tps65913-pmic",
+ .data = &palmas_ddata,
+ },
+ {
+ .compatible = "ti,tps65914-pmic",
+ .data = &palmas_ddata,
+ },
+ {
+ .compatible = "ti,tps80036-pmic",
+ .data = &palmas_ddata,
+ },
+ {
+ .compatible = "ti,tps659038-pmic",
+ .data = &palmas_ddata,
+ },
+ {
+ .compatible = "ti,tps65917-pmic",
+ .data = &tps65917_ddata,
+ },
{ /* end */ }
};
+static int palmas_regulators_probe(struct platform_device *pdev)
+{
+ struct palmas *palmas = dev_get_drvdata(pdev->dev.parent);
+ struct palmas_pmic_platform_data *pdata;
+ struct device_node *node = pdev->dev.of_node;
+ struct palmas_pmic_driver_data *driver_data;
+ struct regulator_config config = { };
+ struct palmas_pmic *pmic;
+ const char *pdev_name;
+ int ret = 0;
+ unsigned int reg;
+
+ driver_data = (struct palmas_pmic_driver_data *)device_get_match_data(&pdev->dev);
+ if (!driver_data)
+ return -ENODATA;
+
+ pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL);
+ if (!pdata)
+ return -ENOMEM;
+
+ pmic = devm_kzalloc(&pdev->dev, sizeof(*pmic), GFP_KERNEL);
+ if (!pmic)
+ return -ENOMEM;
+
+ if (of_device_is_compatible(node, "ti,tps659038-pmic")) {
+ palmas_generic_regs_info[PALMAS_REG_REGEN2].ctrl_addr =
+ TPS659038_REGEN2_CTRL;
+ palmas_ddata.has_regen3 = false;
+ }
+
+ pmic->dev = &pdev->dev;
+ pmic->palmas = palmas;
+ palmas->pmic = pmic;
+ platform_set_drvdata(pdev, pmic);
+ pmic->palmas->pmic_ddata = driver_data;
+
+ ret = palmas_dt_to_pdata(&pdev->dev, node, pdata, driver_data);
+ if (ret)
+ return ret;
+
+ ret = palmas_smps_read(palmas, PALMAS_SMPS_CTRL, &reg);
+ if (ret)
+ return ret;
+
+ if (reg & PALMAS_SMPS_CTRL_SMPS12_SMPS123_EN) {
+ pmic->smps123 = 1;
+ pmic->smps12 = 1;
+ }
+
+ if (reg & PALMAS_SMPS_CTRL_SMPS45_SMPS457_EN)
+ pmic->smps457 = 1;
+
+ config.regmap = palmas->regmap[REGULATOR_SLAVE];
+ config.dev = &pdev->dev;
+ config.driver_data = pmic;
+ pdev_name = pdev->name;
+
+ ret = driver_data->smps_register(pmic, driver_data, pdata, pdev_name,
+ config);
+ if (ret)
+ return ret;
+
+ ret = driver_data->ldo_register(pmic, driver_data, pdata, pdev_name,
+ config);
+
+ return ret;
+}
+
static struct platform_driver palmas_driver = {
.driver = {
.name = "palmas-pmic",
+ .probe_type = PROBE_PREFER_ASYNCHRONOUS,
.of_match_table = of_palmas_match_tbl,
- .owner = THIS_MODULE,
},
.probe = palmas_regulators_probe,
- .remove = palmas_regulators_remove,
};
static int __init palmas_init(void)
generated by cgit (git 2.34.1) at 2025-12-25 12:15:26 +0000