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-rw-r--r--drivers/regulator/ab8500.c1766
1 files changed, 1766 insertions, 0 deletions
diff --git a/drivers/regulator/ab8500.c b/drivers/regulator/ab8500.c
new file mode 100644
index 000000000..23a401734
--- /dev/null
+++ b/drivers/regulator/ab8500.c
@@ -0,0 +1,1766 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (C) ST-Ericsson SA 2010
+ *
+ * Authors: Sundar Iyer <sundar.iyer@stericsson.com> for ST-Ericsson
+ * Bengt Jonsson <bengt.g.jonsson@stericsson.com> for ST-Ericsson
+ * Daniel Willerud <daniel.willerud@stericsson.com> for ST-Ericsson
+ *
+ * AB8500 peripheral regulators
+ *
+ * AB8500 supports the following regulators:
+ * VAUX1/2/3, VINTCORE, VTVOUT, VUSB, VAUDIO, VAMIC1/2, VDMIC, VANA
+ *
+ * AB8505 supports the following regulators:
+ * VAUX1/2/3/4/5/6, VINTCORE, VADC, VUSB, VAUDIO, VAMIC1/2, VDMIC, VANA
+ */
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/err.h>
+#include <linux/platform_device.h>
+#include <linux/mfd/abx500.h>
+#include <linux/mfd/abx500/ab8500.h>
+#include <linux/of.h>
+#include <linux/regulator/of_regulator.h>
+#include <linux/regulator/driver.h>
+#include <linux/regulator/machine.h>
+#include <linux/slab.h>
+
+/* AB8500 regulators */
+enum ab8500_regulator_id {
+ AB8500_LDO_AUX1,
+ AB8500_LDO_AUX2,
+ AB8500_LDO_AUX3,
+ AB8500_LDO_INTCORE,
+ AB8500_LDO_TVOUT,
+ AB8500_LDO_AUDIO,
+ AB8500_LDO_ANAMIC1,
+ AB8500_LDO_ANAMIC2,
+ AB8500_LDO_DMIC,
+ AB8500_LDO_ANA,
+ AB8500_NUM_REGULATORS,
+};
+
+/* AB8505 regulators */
+enum ab8505_regulator_id {
+ AB8505_LDO_AUX1,
+ AB8505_LDO_AUX2,
+ AB8505_LDO_AUX3,
+ AB8505_LDO_AUX4,
+ AB8505_LDO_AUX5,
+ AB8505_LDO_AUX6,
+ AB8505_LDO_INTCORE,
+ AB8505_LDO_ADC,
+ AB8505_LDO_AUDIO,
+ AB8505_LDO_ANAMIC1,
+ AB8505_LDO_ANAMIC2,
+ AB8505_LDO_AUX8,
+ AB8505_LDO_ANA,
+ AB8505_NUM_REGULATORS,
+};
+
+/* AB8500 registers */
+enum ab8500_regulator_reg {
+ AB8500_REGUREQUESTCTRL2,
+ AB8500_REGUREQUESTCTRL3,
+ AB8500_REGUREQUESTCTRL4,
+ AB8500_REGUSYSCLKREQ1HPVALID1,
+ AB8500_REGUSYSCLKREQ1HPVALID2,
+ AB8500_REGUHWHPREQ1VALID1,
+ AB8500_REGUHWHPREQ1VALID2,
+ AB8500_REGUHWHPREQ2VALID1,
+ AB8500_REGUHWHPREQ2VALID2,
+ AB8500_REGUSWHPREQVALID1,
+ AB8500_REGUSWHPREQVALID2,
+ AB8500_REGUSYSCLKREQVALID1,
+ AB8500_REGUSYSCLKREQVALID2,
+ AB8500_REGUMISC1,
+ AB8500_VAUDIOSUPPLY,
+ AB8500_REGUCTRL1VAMIC,
+ AB8500_VPLLVANAREGU,
+ AB8500_VREFDDR,
+ AB8500_EXTSUPPLYREGU,
+ AB8500_VAUX12REGU,
+ AB8500_VRF1VAUX3REGU,
+ AB8500_VAUX1SEL,
+ AB8500_VAUX2SEL,
+ AB8500_VRF1VAUX3SEL,
+ AB8500_REGUCTRL2SPARE,
+ AB8500_REGUCTRLDISCH,
+ AB8500_REGUCTRLDISCH2,
+ AB8500_NUM_REGULATOR_REGISTERS,
+};
+
+/* AB8505 registers */
+enum ab8505_regulator_reg {
+ AB8505_REGUREQUESTCTRL1,
+ AB8505_REGUREQUESTCTRL2,
+ AB8505_REGUREQUESTCTRL3,
+ AB8505_REGUREQUESTCTRL4,
+ AB8505_REGUSYSCLKREQ1HPVALID1,
+ AB8505_REGUSYSCLKREQ1HPVALID2,
+ AB8505_REGUHWHPREQ1VALID1,
+ AB8505_REGUHWHPREQ1VALID2,
+ AB8505_REGUHWHPREQ2VALID1,
+ AB8505_REGUHWHPREQ2VALID2,
+ AB8505_REGUSWHPREQVALID1,
+ AB8505_REGUSWHPREQVALID2,
+ AB8505_REGUSYSCLKREQVALID1,
+ AB8505_REGUSYSCLKREQVALID2,
+ AB8505_REGUVAUX4REQVALID,
+ AB8505_REGUMISC1,
+ AB8505_VAUDIOSUPPLY,
+ AB8505_REGUCTRL1VAMIC,
+ AB8505_VSMPSAREGU,
+ AB8505_VSMPSBREGU,
+ AB8505_VSAFEREGU, /* NOTE! PRCMU register */
+ AB8505_VPLLVANAREGU,
+ AB8505_EXTSUPPLYREGU,
+ AB8505_VAUX12REGU,
+ AB8505_VRF1VAUX3REGU,
+ AB8505_VSMPSASEL1,
+ AB8505_VSMPSASEL2,
+ AB8505_VSMPSASEL3,
+ AB8505_VSMPSBSEL1,
+ AB8505_VSMPSBSEL2,
+ AB8505_VSMPSBSEL3,
+ AB8505_VSAFESEL1, /* NOTE! PRCMU register */
+ AB8505_VSAFESEL2, /* NOTE! PRCMU register */
+ AB8505_VSAFESEL3, /* NOTE! PRCMU register */
+ AB8505_VAUX1SEL,
+ AB8505_VAUX2SEL,
+ AB8505_VRF1VAUX3SEL,
+ AB8505_VAUX4REQCTRL,
+ AB8505_VAUX4REGU,
+ AB8505_VAUX4SEL,
+ AB8505_REGUCTRLDISCH,
+ AB8505_REGUCTRLDISCH2,
+ AB8505_REGUCTRLDISCH3,
+ AB8505_CTRLVAUX5,
+ AB8505_CTRLVAUX6,
+ AB8505_NUM_REGULATOR_REGISTERS,
+};
+
+/**
+ * struct ab8500_shared_mode - is used when mode is shared between
+ * two regulators.
+ * @shared_regulator: pointer to the other sharing regulator
+ * @lp_mode_req: low power mode requested by this regulator
+ */
+struct ab8500_shared_mode {
+ struct ab8500_regulator_info *shared_regulator;
+ bool lp_mode_req;
+};
+
+/**
+ * struct ab8500_regulator_info - ab8500 regulator information
+ * @dev: device pointer
+ * @desc: regulator description
+ * @shared_mode: used when mode is shared between two regulators
+ * @load_lp_uA: maximum load in idle (low power) mode
+ * @update_bank: bank to control on/off
+ * @update_reg: register to control on/off
+ * @update_mask: mask to enable/disable and set mode of regulator
+ * @update_val: bits holding the regulator current mode
+ * @update_val_idle: bits to enable the regulator in idle (low power) mode
+ * @update_val_normal: bits to enable the regulator in normal (high power) mode
+ * @mode_bank: bank with location of mode register
+ * @mode_reg: mode register
+ * @mode_mask: mask for setting mode
+ * @mode_val_idle: mode setting for low power
+ * @mode_val_normal: mode setting for normal power
+ * @voltage_bank: bank to control regulator voltage
+ * @voltage_reg: register to control regulator voltage
+ * @voltage_mask: mask to control regulator voltage
+ * @expand_register:
+ */
+struct ab8500_regulator_info {
+ struct device *dev;
+ struct regulator_desc desc;
+ struct ab8500_shared_mode *shared_mode;
+ int load_lp_uA;
+ u8 update_bank;
+ u8 update_reg;
+ u8 update_mask;
+ u8 update_val;
+ u8 update_val_idle;
+ u8 update_val_normal;
+ u8 mode_bank;
+ u8 mode_reg;
+ u8 mode_mask;
+ u8 mode_val_idle;
+ u8 mode_val_normal;
+ u8 voltage_bank;
+ u8 voltage_reg;
+ u8 voltage_mask;
+};
+
+/* voltage tables for the vauxn/vintcore supplies */
+static const unsigned int ldo_vauxn_voltages[] = {
+ 1100000,
+ 1200000,
+ 1300000,
+ 1400000,
+ 1500000,
+ 1800000,
+ 1850000,
+ 1900000,
+ 2500000,
+ 2650000,
+ 2700000,
+ 2750000,
+ 2800000,
+ 2900000,
+ 3000000,
+ 3300000,
+};
+
+static const unsigned int ldo_vaux3_voltages[] = {
+ 1200000,
+ 1500000,
+ 1800000,
+ 2100000,
+ 2500000,
+ 2750000,
+ 2790000,
+ 2910000,
+};
+
+static const unsigned int ldo_vaux56_voltages[] = {
+ 1800000,
+ 1050000,
+ 1100000,
+ 1200000,
+ 1500000,
+ 2200000,
+ 2500000,
+ 2790000,
+};
+
+static const unsigned int ldo_vintcore_voltages[] = {
+ 1200000,
+ 1225000,
+ 1250000,
+ 1275000,
+ 1300000,
+ 1325000,
+ 1350000,
+};
+
+static const unsigned int fixed_1200000_voltage[] = {
+ 1200000,
+};
+
+static const unsigned int fixed_1800000_voltage[] = {
+ 1800000,
+};
+
+static const unsigned int fixed_2000000_voltage[] = {
+ 2000000,
+};
+
+static const unsigned int fixed_2050000_voltage[] = {
+ 2050000,
+};
+
+static const unsigned int ldo_vana_voltages[] = {
+ 1050000,
+ 1075000,
+ 1100000,
+ 1125000,
+ 1150000,
+ 1175000,
+ 1200000,
+ 1225000,
+};
+
+static const unsigned int ldo_vaudio_voltages[] = {
+ 2000000,
+ 2100000,
+ 2200000,
+ 2300000,
+ 2400000,
+ 2500000,
+ 2600000,
+ 2600000, /* Duplicated in Vaudio and IsoUicc Control register. */
+};
+
+static DEFINE_MUTEX(shared_mode_mutex);
+static struct ab8500_shared_mode ldo_anamic1_shared;
+static struct ab8500_shared_mode ldo_anamic2_shared;
+
+static int ab8500_regulator_enable(struct regulator_dev *rdev)
+{
+ int ret;
+ struct ab8500_regulator_info *info = rdev_get_drvdata(rdev);
+
+ if (info == NULL) {
+ dev_err(rdev_get_dev(rdev), "regulator info null pointer\n");
+ return -EINVAL;
+ }
+
+ ret = abx500_mask_and_set_register_interruptible(info->dev,
+ info->update_bank, info->update_reg,
+ info->update_mask, info->update_val);
+ if (ret < 0) {
+ dev_err(rdev_get_dev(rdev),
+ "couldn't set enable bits for regulator\n");
+ return ret;
+ }
+
+ dev_vdbg(rdev_get_dev(rdev),
+ "%s-enable (bank, reg, mask, value): 0x%x, 0x%x, 0x%x, 0x%x\n",
+ info->desc.name, info->update_bank, info->update_reg,
+ info->update_mask, info->update_val);
+
+ return ret;
+}
+
+static int ab8500_regulator_disable(struct regulator_dev *rdev)
+{
+ int ret;
+ struct ab8500_regulator_info *info = rdev_get_drvdata(rdev);
+
+ if (info == NULL) {
+ dev_err(rdev_get_dev(rdev), "regulator info null pointer\n");
+ return -EINVAL;
+ }
+
+ ret = abx500_mask_and_set_register_interruptible(info->dev,
+ info->update_bank, info->update_reg,
+ info->update_mask, 0x0);
+ if (ret < 0) {
+ dev_err(rdev_get_dev(rdev),
+ "couldn't set disable bits for regulator\n");
+ return ret;
+ }
+
+ dev_vdbg(rdev_get_dev(rdev),
+ "%s-disable (bank, reg, mask, value): 0x%x, 0x%x, 0x%x, 0x%x\n",
+ info->desc.name, info->update_bank, info->update_reg,
+ info->update_mask, 0x0);
+
+ return ret;
+}
+
+static int ab8500_regulator_is_enabled(struct regulator_dev *rdev)
+{
+ int ret;
+ struct ab8500_regulator_info *info = rdev_get_drvdata(rdev);
+ u8 regval;
+
+ if (info == NULL) {
+ dev_err(rdev_get_dev(rdev), "regulator info null pointer\n");
+ return -EINVAL;
+ }
+
+ ret = abx500_get_register_interruptible(info->dev,
+ info->update_bank, info->update_reg, &regval);
+ if (ret < 0) {
+ dev_err(rdev_get_dev(rdev),
+ "couldn't read 0x%x register\n", info->update_reg);
+ return ret;
+ }
+
+ dev_vdbg(rdev_get_dev(rdev),
+ "%s-is_enabled (bank, reg, mask, value): 0x%x, 0x%x, 0x%x,"
+ " 0x%x\n",
+ info->desc.name, info->update_bank, info->update_reg,
+ info->update_mask, regval);
+
+ if (regval & info->update_mask)
+ return 1;
+ else
+ return 0;
+}
+
+static unsigned int ab8500_regulator_get_optimum_mode(
+ struct regulator_dev *rdev, int input_uV,
+ int output_uV, int load_uA)
+{
+ unsigned int mode;
+
+ struct ab8500_regulator_info *info = rdev_get_drvdata(rdev);
+
+ if (info == NULL) {
+ dev_err(rdev_get_dev(rdev), "regulator info null pointer\n");
+ return -EINVAL;
+ }
+
+ if (load_uA <= info->load_lp_uA)
+ mode = REGULATOR_MODE_IDLE;
+ else
+ mode = REGULATOR_MODE_NORMAL;
+
+ return mode;
+}
+
+static int ab8500_regulator_set_mode(struct regulator_dev *rdev,
+ unsigned int mode)
+{
+ int ret = 0;
+ u8 bank, reg, mask, val;
+ bool lp_mode_req = false;
+ struct ab8500_regulator_info *info = rdev_get_drvdata(rdev);
+
+ if (info == NULL) {
+ dev_err(rdev_get_dev(rdev), "regulator info null pointer\n");
+ return -EINVAL;
+ }
+
+ if (info->mode_mask) {
+ bank = info->mode_bank;
+ reg = info->mode_reg;
+ mask = info->mode_mask;
+ } else {
+ bank = info->update_bank;
+ reg = info->update_reg;
+ mask = info->update_mask;
+ }
+
+ if (info->shared_mode)
+ mutex_lock(&shared_mode_mutex);
+
+ switch (mode) {
+ case REGULATOR_MODE_NORMAL:
+ if (info->shared_mode)
+ lp_mode_req = false;
+
+ if (info->mode_mask)
+ val = info->mode_val_normal;
+ else
+ val = info->update_val_normal;
+ break;
+ case REGULATOR_MODE_IDLE:
+ if (info->shared_mode) {
+ struct ab8500_regulator_info *shared_regulator;
+
+ shared_regulator = info->shared_mode->shared_regulator;
+ if (!shared_regulator->shared_mode->lp_mode_req) {
+ /* Other regulator prevent LP mode */
+ info->shared_mode->lp_mode_req = true;
+ goto out_unlock;
+ }
+
+ lp_mode_req = true;
+ }
+
+ if (info->mode_mask)
+ val = info->mode_val_idle;
+ else
+ val = info->update_val_idle;
+ break;
+ default:
+ ret = -EINVAL;
+ goto out_unlock;
+ }
+
+ if (info->mode_mask || ab8500_regulator_is_enabled(rdev)) {
+ ret = abx500_mask_and_set_register_interruptible(info->dev,
+ bank, reg, mask, val);
+ if (ret < 0) {
+ dev_err(rdev_get_dev(rdev),
+ "couldn't set regulator mode\n");
+ goto out_unlock;
+ }
+
+ dev_vdbg(rdev_get_dev(rdev),
+ "%s-set_mode (bank, reg, mask, value): "
+ "0x%x, 0x%x, 0x%x, 0x%x\n",
+ info->desc.name, bank, reg,
+ mask, val);
+ }
+
+ if (!info->mode_mask)
+ info->update_val = val;
+
+ if (info->shared_mode)
+ info->shared_mode->lp_mode_req = lp_mode_req;
+
+out_unlock:
+ if (info->shared_mode)
+ mutex_unlock(&shared_mode_mutex);
+
+ return ret;
+}
+
+static unsigned int ab8500_regulator_get_mode(struct regulator_dev *rdev)
+{
+ struct ab8500_regulator_info *info = rdev_get_drvdata(rdev);
+ int ret;
+ u8 val;
+ u8 val_normal;
+ u8 val_idle;
+
+ if (info == NULL) {
+ dev_err(rdev_get_dev(rdev), "regulator info null pointer\n");
+ return -EINVAL;
+ }
+
+ /* Need special handling for shared mode */
+ if (info->shared_mode) {
+ if (info->shared_mode->lp_mode_req)
+ return REGULATOR_MODE_IDLE;
+ else
+ return REGULATOR_MODE_NORMAL;
+ }
+
+ if (info->mode_mask) {
+ /* Dedicated register for handling mode */
+ ret = abx500_get_register_interruptible(info->dev,
+ info->mode_bank, info->mode_reg, &val);
+ val = val & info->mode_mask;
+
+ val_normal = info->mode_val_normal;
+ val_idle = info->mode_val_idle;
+ } else {
+ /* Mode register same as enable register */
+ val = info->update_val;
+ val_normal = info->update_val_normal;
+ val_idle = info->update_val_idle;
+ }
+
+ if (val == val_normal)
+ ret = REGULATOR_MODE_NORMAL;
+ else if (val == val_idle)
+ ret = REGULATOR_MODE_IDLE;
+ else
+ ret = -EINVAL;
+
+ return ret;
+}
+
+static int ab8500_regulator_get_voltage_sel(struct regulator_dev *rdev)
+{
+ int ret, voltage_shift;
+ struct ab8500_regulator_info *info = rdev_get_drvdata(rdev);
+ u8 regval;
+
+ if (info == NULL) {
+ dev_err(rdev_get_dev(rdev), "regulator info null pointer\n");
+ return -EINVAL;
+ }
+
+ voltage_shift = ffs(info->voltage_mask) - 1;
+
+ ret = abx500_get_register_interruptible(info->dev,
+ info->voltage_bank, info->voltage_reg, &regval);
+ if (ret < 0) {
+ dev_err(rdev_get_dev(rdev),
+ "couldn't read voltage reg for regulator\n");
+ return ret;
+ }
+
+ dev_vdbg(rdev_get_dev(rdev),
+ "%s-get_voltage (bank, reg, mask, shift, value): "
+ "0x%x, 0x%x, 0x%x, 0x%x, 0x%x\n",
+ info->desc.name, info->voltage_bank,
+ info->voltage_reg, info->voltage_mask,
+ voltage_shift, regval);
+
+ return (regval & info->voltage_mask) >> voltage_shift;
+}
+
+static int ab8500_regulator_set_voltage_sel(struct regulator_dev *rdev,
+ unsigned selector)
+{
+ int ret, voltage_shift;
+ struct ab8500_regulator_info *info = rdev_get_drvdata(rdev);
+ u8 regval;
+
+ if (info == NULL) {
+ dev_err(rdev_get_dev(rdev), "regulator info null pointer\n");
+ return -EINVAL;
+ }
+
+ voltage_shift = ffs(info->voltage_mask) - 1;
+
+ /* set the registers for the request */
+ regval = (u8)selector << voltage_shift;
+ ret = abx500_mask_and_set_register_interruptible(info->dev,
+ info->voltage_bank, info->voltage_reg,
+ info->voltage_mask, regval);
+ if (ret < 0)
+ dev_err(rdev_get_dev(rdev),
+ "couldn't set voltage reg for regulator\n");
+
+ dev_vdbg(rdev_get_dev(rdev),
+ "%s-set_voltage (bank, reg, mask, value): 0x%x, 0x%x, 0x%x,"
+ " 0x%x\n",
+ info->desc.name, info->voltage_bank, info->voltage_reg,
+ info->voltage_mask, regval);
+
+ return ret;
+}
+
+static const struct regulator_ops ab8500_regulator_volt_mode_ops = {
+ .enable = ab8500_regulator_enable,
+ .disable = ab8500_regulator_disable,
+ .is_enabled = ab8500_regulator_is_enabled,
+ .get_optimum_mode = ab8500_regulator_get_optimum_mode,
+ .set_mode = ab8500_regulator_set_mode,
+ .get_mode = ab8500_regulator_get_mode,
+ .get_voltage_sel = ab8500_regulator_get_voltage_sel,
+ .set_voltage_sel = ab8500_regulator_set_voltage_sel,
+ .list_voltage = regulator_list_voltage_table,
+};
+
+static const struct regulator_ops ab8500_regulator_volt_ops = {
+ .enable = ab8500_regulator_enable,
+ .disable = ab8500_regulator_disable,
+ .is_enabled = ab8500_regulator_is_enabled,
+ .get_voltage_sel = ab8500_regulator_get_voltage_sel,
+ .set_voltage_sel = ab8500_regulator_set_voltage_sel,
+ .list_voltage = regulator_list_voltage_table,
+};
+
+static const struct regulator_ops ab8500_regulator_mode_ops = {
+ .enable = ab8500_regulator_enable,
+ .disable = ab8500_regulator_disable,
+ .is_enabled = ab8500_regulator_is_enabled,
+ .get_optimum_mode = ab8500_regulator_get_optimum_mode,
+ .set_mode = ab8500_regulator_set_mode,
+ .get_mode = ab8500_regulator_get_mode,
+ .list_voltage = regulator_list_voltage_table,
+};
+
+static const struct regulator_ops ab8500_regulator_ops = {
+ .enable = ab8500_regulator_enable,
+ .disable = ab8500_regulator_disable,
+ .is_enabled = ab8500_regulator_is_enabled,
+ .list_voltage = regulator_list_voltage_table,
+};
+
+static const struct regulator_ops ab8500_regulator_anamic_mode_ops = {
+ .enable = ab8500_regulator_enable,
+ .disable = ab8500_regulator_disable,
+ .is_enabled = ab8500_regulator_is_enabled,
+ .set_mode = ab8500_regulator_set_mode,
+ .get_mode = ab8500_regulator_get_mode,
+ .list_voltage = regulator_list_voltage_table,
+};
+
+/* AB8500 regulator information */
+static struct ab8500_regulator_info
+ ab8500_regulator_info[AB8500_NUM_REGULATORS] = {
+ /*
+ * Variable Voltage Regulators
+ * name, min mV, max mV,
+ * update bank, reg, mask, enable val
+ * volt bank, reg, mask
+ */
+ [AB8500_LDO_AUX1] = {
+ .desc = {
+ .name = "LDO-AUX1",
+ .ops = &ab8500_regulator_volt_mode_ops,
+ .type = REGULATOR_VOLTAGE,
+ .id = AB8500_LDO_AUX1,
+ .owner = THIS_MODULE,
+ .n_voltages = ARRAY_SIZE(ldo_vauxn_voltages),
+ .volt_table = ldo_vauxn_voltages,
+ .enable_time = 200,
+ .supply_name = "vin",
+ },
+ .load_lp_uA = 5000,
+ .update_bank = 0x04,
+ .update_reg = 0x09,
+ .update_mask = 0x03,
+ .update_val = 0x01,
+ .update_val_idle = 0x03,
+ .update_val_normal = 0x01,
+ .voltage_bank = 0x04,
+ .voltage_reg = 0x1f,
+ .voltage_mask = 0x0f,
+ },
+ [AB8500_LDO_AUX2] = {
+ .desc = {
+ .name = "LDO-AUX2",
+ .ops = &ab8500_regulator_volt_mode_ops,
+ .type = REGULATOR_VOLTAGE,
+ .id = AB8500_LDO_AUX2,
+ .owner = THIS_MODULE,
+ .n_voltages = ARRAY_SIZE(ldo_vauxn_voltages),
+ .volt_table = ldo_vauxn_voltages,
+ .enable_time = 200,
+ .supply_name = "vin",
+ },
+ .load_lp_uA = 5000,
+ .update_bank = 0x04,
+ .update_reg = 0x09,
+ .update_mask = 0x0c,
+ .update_val = 0x04,
+ .update_val_idle = 0x0c,
+ .update_val_normal = 0x04,
+ .voltage_bank = 0x04,
+ .voltage_reg = 0x20,
+ .voltage_mask = 0x0f,
+ },
+ [AB8500_LDO_AUX3] = {
+ .desc = {
+ .name = "LDO-AUX3",
+ .ops = &ab8500_regulator_volt_mode_ops,
+ .type = REGULATOR_VOLTAGE,
+ .id = AB8500_LDO_AUX3,
+ .owner = THIS_MODULE,
+ .n_voltages = ARRAY_SIZE(ldo_vaux3_voltages),
+ .volt_table = ldo_vaux3_voltages,
+ .enable_time = 450,
+ .supply_name = "vin",
+ },
+ .load_lp_uA = 5000,
+ .update_bank = 0x04,
+ .update_reg = 0x0a,
+ .update_mask = 0x03,
+ .update_val = 0x01,
+ .update_val_idle = 0x03,
+ .update_val_normal = 0x01,
+ .voltage_bank = 0x04,
+ .voltage_reg = 0x21,
+ .voltage_mask = 0x07,
+ },
+ [AB8500_LDO_INTCORE] = {
+ .desc = {
+ .name = "LDO-INTCORE",
+ .ops = &ab8500_regulator_volt_mode_ops,
+ .type = REGULATOR_VOLTAGE,
+ .id = AB8500_LDO_INTCORE,
+ .owner = THIS_MODULE,
+ .n_voltages = ARRAY_SIZE(ldo_vintcore_voltages),
+ .volt_table = ldo_vintcore_voltages,
+ .enable_time = 750,
+ },
+ .load_lp_uA = 5000,
+ .update_bank = 0x03,
+ .update_reg = 0x80,
+ .update_mask = 0x44,
+ .update_val = 0x44,
+ .update_val_idle = 0x44,
+ .update_val_normal = 0x04,
+ .voltage_bank = 0x03,
+ .voltage_reg = 0x80,
+ .voltage_mask = 0x38,
+ },
+
+ /*
+ * Fixed Voltage Regulators
+ * name, fixed mV,
+ * update bank, reg, mask, enable val
+ */
+ [AB8500_LDO_TVOUT] = {
+ .desc = {
+ .name = "LDO-TVOUT",
+ .ops = &ab8500_regulator_mode_ops,
+ .type = REGULATOR_VOLTAGE,
+ .id = AB8500_LDO_TVOUT,
+ .owner = THIS_MODULE,
+ .n_voltages = 1,
+ .volt_table = fixed_2000000_voltage,
+ .enable_time = 500,
+ },
+ .load_lp_uA = 1000,
+ .update_bank = 0x03,
+ .update_reg = 0x80,
+ .update_mask = 0x82,
+ .update_val = 0x02,
+ .update_val_idle = 0x82,
+ .update_val_normal = 0x02,
+ },
+ [AB8500_LDO_AUDIO] = {
+ .desc = {
+ .name = "LDO-AUDIO",
+ .ops = &ab8500_regulator_ops,
+ .type = REGULATOR_VOLTAGE,
+ .id = AB8500_LDO_AUDIO,
+ .owner = THIS_MODULE,
+ .n_voltages = 1,
+ .enable_time = 140,
+ .volt_table = fixed_2000000_voltage,
+ },
+ .update_bank = 0x03,
+ .update_reg = 0x83,
+ .update_mask = 0x02,
+ .update_val = 0x02,
+ },
+ [AB8500_LDO_ANAMIC1] = {
+ .desc = {
+ .name = "LDO-ANAMIC1",
+ .ops = &ab8500_regulator_ops,
+ .type = REGULATOR_VOLTAGE,
+ .id = AB8500_LDO_ANAMIC1,
+ .owner = THIS_MODULE,
+ .n_voltages = 1,
+ .enable_time = 500,
+ .volt_table = fixed_2050000_voltage,
+ },
+ .update_bank = 0x03,
+ .update_reg = 0x83,
+ .update_mask = 0x08,
+ .update_val = 0x08,
+ },
+ [AB8500_LDO_ANAMIC2] = {
+ .desc = {
+ .name = "LDO-ANAMIC2",
+ .ops = &ab8500_regulator_ops,
+ .type = REGULATOR_VOLTAGE,
+ .id = AB8500_LDO_ANAMIC2,
+ .owner = THIS_MODULE,
+ .n_voltages = 1,
+ .enable_time = 500,
+ .volt_table = fixed_2050000_voltage,
+ },
+ .update_bank = 0x03,
+ .update_reg = 0x83,
+ .update_mask = 0x10,
+ .update_val = 0x10,
+ },
+ [AB8500_LDO_DMIC] = {
+ .desc = {
+ .name = "LDO-DMIC",
+ .ops = &ab8500_regulator_ops,
+ .type = REGULATOR_VOLTAGE,
+ .id = AB8500_LDO_DMIC,
+ .owner = THIS_MODULE,
+ .n_voltages = 1,
+ .enable_time = 420,
+ .volt_table = fixed_1800000_voltage,
+ },
+ .update_bank = 0x03,
+ .update_reg = 0x83,
+ .update_mask = 0x04,
+ .update_val = 0x04,
+ },
+
+ /*
+ * Regulators with fixed voltage and normal/idle modes
+ */
+ [AB8500_LDO_ANA] = {
+ .desc = {
+ .name = "LDO-ANA",
+ .ops = &ab8500_regulator_mode_ops,
+ .type = REGULATOR_VOLTAGE,
+ .id = AB8500_LDO_ANA,
+ .owner = THIS_MODULE,
+ .n_voltages = 1,
+ .enable_time = 140,
+ .volt_table = fixed_1200000_voltage,
+ },
+ .load_lp_uA = 1000,
+ .update_bank = 0x04,
+ .update_reg = 0x06,
+ .update_mask = 0x0c,
+ .update_val = 0x04,
+ .update_val_idle = 0x0c,
+ .update_val_normal = 0x04,
+ },
+};
+
+/* AB8505 regulator information */
+static struct ab8500_regulator_info
+ ab8505_regulator_info[AB8505_NUM_REGULATORS] = {
+ /*
+ * Variable Voltage Regulators
+ * name, min mV, max mV,
+ * update bank, reg, mask, enable val
+ * volt bank, reg, mask
+ */
+ [AB8505_LDO_AUX1] = {
+ .desc = {
+ .name = "LDO-AUX1",
+ .ops = &ab8500_regulator_volt_mode_ops,
+ .type = REGULATOR_VOLTAGE,
+ .id = AB8505_LDO_AUX1,
+ .owner = THIS_MODULE,
+ .n_voltages = ARRAY_SIZE(ldo_vauxn_voltages),
+ .volt_table = ldo_vauxn_voltages,
+ },
+ .load_lp_uA = 5000,
+ .update_bank = 0x04,
+ .update_reg = 0x09,
+ .update_mask = 0x03,
+ .update_val = 0x01,
+ .update_val_idle = 0x03,
+ .update_val_normal = 0x01,
+ .voltage_bank = 0x04,
+ .voltage_reg = 0x1f,
+ .voltage_mask = 0x0f,
+ },
+ [AB8505_LDO_AUX2] = {
+ .desc = {
+ .name = "LDO-AUX2",
+ .ops = &ab8500_regulator_volt_mode_ops,
+ .type = REGULATOR_VOLTAGE,
+ .id = AB8505_LDO_AUX2,
+ .owner = THIS_MODULE,
+ .n_voltages = ARRAY_SIZE(ldo_vauxn_voltages),
+ .volt_table = ldo_vauxn_voltages,
+ },
+ .load_lp_uA = 5000,
+ .update_bank = 0x04,
+ .update_reg = 0x09,
+ .update_mask = 0x0c,
+ .update_val = 0x04,
+ .update_val_idle = 0x0c,
+ .update_val_normal = 0x04,
+ .voltage_bank = 0x04,
+ .voltage_reg = 0x20,
+ .voltage_mask = 0x0f,
+ },
+ [AB8505_LDO_AUX3] = {
+ .desc = {
+ .name = "LDO-AUX3",
+ .ops = &ab8500_regulator_volt_mode_ops,
+ .type = REGULATOR_VOLTAGE,
+ .id = AB8505_LDO_AUX3,
+ .owner = THIS_MODULE,
+ .n_voltages = ARRAY_SIZE(ldo_vaux3_voltages),
+ .volt_table = ldo_vaux3_voltages,
+ },
+ .load_lp_uA = 5000,
+ .update_bank = 0x04,
+ .update_reg = 0x0a,
+ .update_mask = 0x03,
+ .update_val = 0x01,
+ .update_val_idle = 0x03,
+ .update_val_normal = 0x01,
+ .voltage_bank = 0x04,
+ .voltage_reg = 0x21,
+ .voltage_mask = 0x07,
+ },
+ [AB8505_LDO_AUX4] = {
+ .desc = {
+ .name = "LDO-AUX4",
+ .ops = &ab8500_regulator_volt_mode_ops,
+ .type = REGULATOR_VOLTAGE,
+ .id = AB8505_LDO_AUX4,
+ .owner = THIS_MODULE,
+ .n_voltages = ARRAY_SIZE(ldo_vauxn_voltages),
+ .volt_table = ldo_vauxn_voltages,
+ },
+ .load_lp_uA = 5000,
+ /* values for Vaux4Regu register */
+ .update_bank = 0x04,
+ .update_reg = 0x2e,
+ .update_mask = 0x03,
+ .update_val = 0x01,
+ .update_val_idle = 0x03,
+ .update_val_normal = 0x01,
+ /* values for Vaux4SEL register */
+ .voltage_bank = 0x04,
+ .voltage_reg = 0x2f,
+ .voltage_mask = 0x0f,
+ },
+ [AB8505_LDO_AUX5] = {
+ .desc = {
+ .name = "LDO-AUX5",
+ .ops = &ab8500_regulator_volt_mode_ops,
+ .type = REGULATOR_VOLTAGE,
+ .id = AB8505_LDO_AUX5,
+ .owner = THIS_MODULE,
+ .n_voltages = ARRAY_SIZE(ldo_vaux56_voltages),
+ .volt_table = ldo_vaux56_voltages,
+ },
+ .load_lp_uA = 2000,
+ /* values for CtrlVaux5 register */
+ .update_bank = 0x01,
+ .update_reg = 0x55,
+ .update_mask = 0x18,
+ .update_val = 0x10,
+ .update_val_idle = 0x18,
+ .update_val_normal = 0x10,
+ .voltage_bank = 0x01,
+ .voltage_reg = 0x55,
+ .voltage_mask = 0x07,
+ },
+ [AB8505_LDO_AUX6] = {
+ .desc = {
+ .name = "LDO-AUX6",
+ .ops = &ab8500_regulator_volt_mode_ops,
+ .type = REGULATOR_VOLTAGE,
+ .id = AB8505_LDO_AUX6,
+ .owner = THIS_MODULE,
+ .n_voltages = ARRAY_SIZE(ldo_vaux56_voltages),
+ .volt_table = ldo_vaux56_voltages,
+ },
+ .load_lp_uA = 2000,
+ /* values for CtrlVaux6 register */
+ .update_bank = 0x01,
+ .update_reg = 0x56,
+ .update_mask = 0x18,
+ .update_val = 0x10,
+ .update_val_idle = 0x18,
+ .update_val_normal = 0x10,
+ .voltage_bank = 0x01,
+ .voltage_reg = 0x56,
+ .voltage_mask = 0x07,
+ },
+ [AB8505_LDO_INTCORE] = {
+ .desc = {
+ .name = "LDO-INTCORE",
+ .ops = &ab8500_regulator_volt_mode_ops,
+ .type = REGULATOR_VOLTAGE,
+ .id = AB8505_LDO_INTCORE,
+ .owner = THIS_MODULE,
+ .n_voltages = ARRAY_SIZE(ldo_vintcore_voltages),
+ .volt_table = ldo_vintcore_voltages,
+ },
+ .load_lp_uA = 5000,
+ .update_bank = 0x03,
+ .update_reg = 0x80,
+ .update_mask = 0x44,
+ .update_val = 0x04,
+ .update_val_idle = 0x44,
+ .update_val_normal = 0x04,
+ .voltage_bank = 0x03,
+ .voltage_reg = 0x80,
+ .voltage_mask = 0x38,
+ },
+
+ /*
+ * Fixed Voltage Regulators
+ * name, fixed mV,
+ * update bank, reg, mask, enable val
+ */
+ [AB8505_LDO_ADC] = {
+ .desc = {
+ .name = "LDO-ADC",
+ .ops = &ab8500_regulator_mode_ops,
+ .type = REGULATOR_VOLTAGE,
+ .id = AB8505_LDO_ADC,
+ .owner = THIS_MODULE,
+ .n_voltages = 1,
+ .volt_table = fixed_2000000_voltage,
+ .enable_time = 10000,
+ },
+ .load_lp_uA = 1000,
+ .update_bank = 0x03,
+ .update_reg = 0x80,
+ .update_mask = 0x82,
+ .update_val = 0x02,
+ .update_val_idle = 0x82,
+ .update_val_normal = 0x02,
+ },
+ [AB8505_LDO_AUDIO] = {
+ .desc = {
+ .name = "LDO-AUDIO",
+ .ops = &ab8500_regulator_volt_ops,
+ .type = REGULATOR_VOLTAGE,
+ .id = AB8505_LDO_AUDIO,
+ .owner = THIS_MODULE,
+ .n_voltages = ARRAY_SIZE(ldo_vaudio_voltages),
+ .volt_table = ldo_vaudio_voltages,
+ },
+ .update_bank = 0x03,
+ .update_reg = 0x83,
+ .update_mask = 0x02,
+ .update_val = 0x02,
+ .voltage_bank = 0x01,
+ .voltage_reg = 0x57,
+ .voltage_mask = 0x70,
+ },
+ [AB8505_LDO_ANAMIC1] = {
+ .desc = {
+ .name = "LDO-ANAMIC1",
+ .ops = &ab8500_regulator_anamic_mode_ops,
+ .type = REGULATOR_VOLTAGE,
+ .id = AB8505_LDO_ANAMIC1,
+ .owner = THIS_MODULE,
+ .n_voltages = 1,
+ .volt_table = fixed_2050000_voltage,
+ },
+ .shared_mode = &ldo_anamic1_shared,
+ .update_bank = 0x03,
+ .update_reg = 0x83,
+ .update_mask = 0x08,
+ .update_val = 0x08,
+ .mode_bank = 0x01,
+ .mode_reg = 0x54,
+ .mode_mask = 0x04,
+ .mode_val_idle = 0x04,
+ .mode_val_normal = 0x00,
+ },
+ [AB8505_LDO_ANAMIC2] = {
+ .desc = {
+ .name = "LDO-ANAMIC2",
+ .ops = &ab8500_regulator_anamic_mode_ops,
+ .type = REGULATOR_VOLTAGE,
+ .id = AB8505_LDO_ANAMIC2,
+ .owner = THIS_MODULE,
+ .n_voltages = 1,
+ .volt_table = fixed_2050000_voltage,
+ },
+ .shared_mode = &ldo_anamic2_shared,
+ .update_bank = 0x03,
+ .update_reg = 0x83,
+ .update_mask = 0x10,
+ .update_val = 0x10,
+ .mode_bank = 0x01,
+ .mode_reg = 0x54,
+ .mode_mask = 0x04,
+ .mode_val_idle = 0x04,
+ .mode_val_normal = 0x00,
+ },
+ [AB8505_LDO_AUX8] = {
+ .desc = {
+ .name = "LDO-AUX8",
+ .ops = &ab8500_regulator_ops,
+ .type = REGULATOR_VOLTAGE,
+ .id = AB8505_LDO_AUX8,
+ .owner = THIS_MODULE,
+ .n_voltages = 1,
+ .volt_table = fixed_1800000_voltage,
+ },
+ .update_bank = 0x03,
+ .update_reg = 0x83,
+ .update_mask = 0x04,
+ .update_val = 0x04,
+ },
+ /*
+ * Regulators with fixed voltage and normal/idle modes
+ */
+ [AB8505_LDO_ANA] = {
+ .desc = {
+ .name = "LDO-ANA",
+ .ops = &ab8500_regulator_volt_mode_ops,
+ .type = REGULATOR_VOLTAGE,
+ .id = AB8505_LDO_ANA,
+ .owner = THIS_MODULE,
+ .n_voltages = ARRAY_SIZE(ldo_vana_voltages),
+ .volt_table = ldo_vana_voltages,
+ },
+ .load_lp_uA = 1000,
+ .update_bank = 0x04,
+ .update_reg = 0x06,
+ .update_mask = 0x0c,
+ .update_val = 0x04,
+ .update_val_idle = 0x0c,
+ .update_val_normal = 0x04,
+ .voltage_bank = 0x04,
+ .voltage_reg = 0x29,
+ .voltage_mask = 0x7,
+ },
+};
+
+static struct ab8500_shared_mode ldo_anamic1_shared = {
+ .shared_regulator = &ab8505_regulator_info[AB8505_LDO_ANAMIC2],
+};
+
+static struct ab8500_shared_mode ldo_anamic2_shared = {
+ .shared_regulator = &ab8505_regulator_info[AB8505_LDO_ANAMIC1],
+};
+
+struct ab8500_reg_init {
+ u8 bank;
+ u8 addr;
+ u8 mask;
+};
+
+#define REG_INIT(_id, _bank, _addr, _mask) \
+ [_id] = { \
+ .bank = _bank, \
+ .addr = _addr, \
+ .mask = _mask, \
+ }
+
+/* AB8500 register init */
+static struct ab8500_reg_init ab8500_reg_init[] = {
+ /*
+ * 0x30, VanaRequestCtrl
+ * 0xc0, VextSupply1RequestCtrl
+ */
+ REG_INIT(AB8500_REGUREQUESTCTRL2, 0x03, 0x04, 0xf0),
+ /*
+ * 0x03, VextSupply2RequestCtrl
+ * 0x0c, VextSupply3RequestCtrl
+ * 0x30, Vaux1RequestCtrl
+ * 0xc0, Vaux2RequestCtrl
+ */
+ REG_INIT(AB8500_REGUREQUESTCTRL3, 0x03, 0x05, 0xff),
+ /*
+ * 0x03, Vaux3RequestCtrl
+ * 0x04, SwHPReq
+ */
+ REG_INIT(AB8500_REGUREQUESTCTRL4, 0x03, 0x06, 0x07),
+ /*
+ * 0x08, VanaSysClkReq1HPValid
+ * 0x20, Vaux1SysClkReq1HPValid
+ * 0x40, Vaux2SysClkReq1HPValid
+ * 0x80, Vaux3SysClkReq1HPValid
+ */
+ REG_INIT(AB8500_REGUSYSCLKREQ1HPVALID1, 0x03, 0x07, 0xe8),
+ /*
+ * 0x10, VextSupply1SysClkReq1HPValid
+ * 0x20, VextSupply2SysClkReq1HPValid
+ * 0x40, VextSupply3SysClkReq1HPValid
+ */
+ REG_INIT(AB8500_REGUSYSCLKREQ1HPVALID2, 0x03, 0x08, 0x70),
+ /*
+ * 0x08, VanaHwHPReq1Valid
+ * 0x20, Vaux1HwHPReq1Valid
+ * 0x40, Vaux2HwHPReq1Valid
+ * 0x80, Vaux3HwHPReq1Valid
+ */
+ REG_INIT(AB8500_REGUHWHPREQ1VALID1, 0x03, 0x09, 0xe8),
+ /*
+ * 0x01, VextSupply1HwHPReq1Valid
+ * 0x02, VextSupply2HwHPReq1Valid
+ * 0x04, VextSupply3HwHPReq1Valid
+ */
+ REG_INIT(AB8500_REGUHWHPREQ1VALID2, 0x03, 0x0a, 0x07),
+ /*
+ * 0x08, VanaHwHPReq2Valid
+ * 0x20, Vaux1HwHPReq2Valid
+ * 0x40, Vaux2HwHPReq2Valid
+ * 0x80, Vaux3HwHPReq2Valid
+ */
+ REG_INIT(AB8500_REGUHWHPREQ2VALID1, 0x03, 0x0b, 0xe8),
+ /*
+ * 0x01, VextSupply1HwHPReq2Valid
+ * 0x02, VextSupply2HwHPReq2Valid
+ * 0x04, VextSupply3HwHPReq2Valid
+ */
+ REG_INIT(AB8500_REGUHWHPREQ2VALID2, 0x03, 0x0c, 0x07),
+ /*
+ * 0x20, VanaSwHPReqValid
+ * 0x80, Vaux1SwHPReqValid
+ */
+ REG_INIT(AB8500_REGUSWHPREQVALID1, 0x03, 0x0d, 0xa0),
+ /*
+ * 0x01, Vaux2SwHPReqValid
+ * 0x02, Vaux3SwHPReqValid
+ * 0x04, VextSupply1SwHPReqValid
+ * 0x08, VextSupply2SwHPReqValid
+ * 0x10, VextSupply3SwHPReqValid
+ */
+ REG_INIT(AB8500_REGUSWHPREQVALID2, 0x03, 0x0e, 0x1f),
+ /*
+ * 0x02, SysClkReq2Valid1
+ * 0x04, SysClkReq3Valid1
+ * 0x08, SysClkReq4Valid1
+ * 0x10, SysClkReq5Valid1
+ * 0x20, SysClkReq6Valid1
+ * 0x40, SysClkReq7Valid1
+ * 0x80, SysClkReq8Valid1
+ */
+ REG_INIT(AB8500_REGUSYSCLKREQVALID1, 0x03, 0x0f, 0xfe),
+ /*
+ * 0x02, SysClkReq2Valid2
+ * 0x04, SysClkReq3Valid2
+ * 0x08, SysClkReq4Valid2
+ * 0x10, SysClkReq5Valid2
+ * 0x20, SysClkReq6Valid2
+ * 0x40, SysClkReq7Valid2
+ * 0x80, SysClkReq8Valid2
+ */
+ REG_INIT(AB8500_REGUSYSCLKREQVALID2, 0x03, 0x10, 0xfe),
+ /*
+ * 0x02, VTVoutEna
+ * 0x04, Vintcore12Ena
+ * 0x38, Vintcore12Sel
+ * 0x40, Vintcore12LP
+ * 0x80, VTVoutLP
+ */
+ REG_INIT(AB8500_REGUMISC1, 0x03, 0x80, 0xfe),
+ /*
+ * 0x02, VaudioEna
+ * 0x04, VdmicEna
+ * 0x08, Vamic1Ena
+ * 0x10, Vamic2Ena
+ */
+ REG_INIT(AB8500_VAUDIOSUPPLY, 0x03, 0x83, 0x1e),
+ /*
+ * 0x01, Vamic1_dzout
+ * 0x02, Vamic2_dzout
+ */
+ REG_INIT(AB8500_REGUCTRL1VAMIC, 0x03, 0x84, 0x03),
+ /*
+ * 0x03, VpllRegu (NOTE! PRCMU register bits)
+ * 0x0c, VanaRegu
+ */
+ REG_INIT(AB8500_VPLLVANAREGU, 0x04, 0x06, 0x0f),
+ /*
+ * 0x01, VrefDDREna
+ * 0x02, VrefDDRSleepMode
+ */
+ REG_INIT(AB8500_VREFDDR, 0x04, 0x07, 0x03),
+ /*
+ * 0x03, VextSupply1Regu
+ * 0x0c, VextSupply2Regu
+ * 0x30, VextSupply3Regu
+ * 0x40, ExtSupply2Bypass
+ * 0x80, ExtSupply3Bypass
+ */
+ REG_INIT(AB8500_EXTSUPPLYREGU, 0x04, 0x08, 0xff),
+ /*
+ * 0x03, Vaux1Regu
+ * 0x0c, Vaux2Regu
+ */
+ REG_INIT(AB8500_VAUX12REGU, 0x04, 0x09, 0x0f),
+ /*
+ * 0x03, Vaux3Regu
+ */
+ REG_INIT(AB8500_VRF1VAUX3REGU, 0x04, 0x0a, 0x03),
+ /*
+ * 0x0f, Vaux1Sel
+ */
+ REG_INIT(AB8500_VAUX1SEL, 0x04, 0x1f, 0x0f),
+ /*
+ * 0x0f, Vaux2Sel
+ */
+ REG_INIT(AB8500_VAUX2SEL, 0x04, 0x20, 0x0f),
+ /*
+ * 0x07, Vaux3Sel
+ */
+ REG_INIT(AB8500_VRF1VAUX3SEL, 0x04, 0x21, 0x07),
+ /*
+ * 0x01, VextSupply12LP
+ */
+ REG_INIT(AB8500_REGUCTRL2SPARE, 0x04, 0x22, 0x01),
+ /*
+ * 0x04, Vaux1Disch
+ * 0x08, Vaux2Disch
+ * 0x10, Vaux3Disch
+ * 0x20, Vintcore12Disch
+ * 0x40, VTVoutDisch
+ * 0x80, VaudioDisch
+ */
+ REG_INIT(AB8500_REGUCTRLDISCH, 0x04, 0x43, 0xfc),
+ /*
+ * 0x02, VanaDisch
+ * 0x04, VdmicPullDownEna
+ * 0x10, VdmicDisch
+ */
+ REG_INIT(AB8500_REGUCTRLDISCH2, 0x04, 0x44, 0x16),
+};
+
+/* AB8505 register init */
+static struct ab8500_reg_init ab8505_reg_init[] = {
+ /*
+ * 0x03, VarmRequestCtrl
+ * 0x0c, VsmpsCRequestCtrl
+ * 0x30, VsmpsARequestCtrl
+ * 0xc0, VsmpsBRequestCtrl
+ */
+ REG_INIT(AB8505_REGUREQUESTCTRL1, 0x03, 0x03, 0xff),
+ /*
+ * 0x03, VsafeRequestCtrl
+ * 0x0c, VpllRequestCtrl
+ * 0x30, VanaRequestCtrl
+ */
+ REG_INIT(AB8505_REGUREQUESTCTRL2, 0x03, 0x04, 0x3f),
+ /*
+ * 0x30, Vaux1RequestCtrl
+ * 0xc0, Vaux2RequestCtrl
+ */
+ REG_INIT(AB8505_REGUREQUESTCTRL3, 0x03, 0x05, 0xf0),
+ /*
+ * 0x03, Vaux3RequestCtrl
+ * 0x04, SwHPReq
+ */
+ REG_INIT(AB8505_REGUREQUESTCTRL4, 0x03, 0x06, 0x07),
+ /*
+ * 0x01, VsmpsASysClkReq1HPValid
+ * 0x02, VsmpsBSysClkReq1HPValid
+ * 0x04, VsafeSysClkReq1HPValid
+ * 0x08, VanaSysClkReq1HPValid
+ * 0x10, VpllSysClkReq1HPValid
+ * 0x20, Vaux1SysClkReq1HPValid
+ * 0x40, Vaux2SysClkReq1HPValid
+ * 0x80, Vaux3SysClkReq1HPValid
+ */
+ REG_INIT(AB8505_REGUSYSCLKREQ1HPVALID1, 0x03, 0x07, 0xff),
+ /*
+ * 0x01, VsmpsCSysClkReq1HPValid
+ * 0x02, VarmSysClkReq1HPValid
+ * 0x04, VbbSysClkReq1HPValid
+ * 0x08, VsmpsMSysClkReq1HPValid
+ */
+ REG_INIT(AB8505_REGUSYSCLKREQ1HPVALID2, 0x03, 0x08, 0x0f),
+ /*
+ * 0x01, VsmpsAHwHPReq1Valid
+ * 0x02, VsmpsBHwHPReq1Valid
+ * 0x04, VsafeHwHPReq1Valid
+ * 0x08, VanaHwHPReq1Valid
+ * 0x10, VpllHwHPReq1Valid
+ * 0x20, Vaux1HwHPReq1Valid
+ * 0x40, Vaux2HwHPReq1Valid
+ * 0x80, Vaux3HwHPReq1Valid
+ */
+ REG_INIT(AB8505_REGUHWHPREQ1VALID1, 0x03, 0x09, 0xff),
+ /*
+ * 0x08, VsmpsMHwHPReq1Valid
+ */
+ REG_INIT(AB8505_REGUHWHPREQ1VALID2, 0x03, 0x0a, 0x08),
+ /*
+ * 0x01, VsmpsAHwHPReq2Valid
+ * 0x02, VsmpsBHwHPReq2Valid
+ * 0x04, VsafeHwHPReq2Valid
+ * 0x08, VanaHwHPReq2Valid
+ * 0x10, VpllHwHPReq2Valid
+ * 0x20, Vaux1HwHPReq2Valid
+ * 0x40, Vaux2HwHPReq2Valid
+ * 0x80, Vaux3HwHPReq2Valid
+ */
+ REG_INIT(AB8505_REGUHWHPREQ2VALID1, 0x03, 0x0b, 0xff),
+ /*
+ * 0x08, VsmpsMHwHPReq2Valid
+ */
+ REG_INIT(AB8505_REGUHWHPREQ2VALID2, 0x03, 0x0c, 0x08),
+ /*
+ * 0x01, VsmpsCSwHPReqValid
+ * 0x02, VarmSwHPReqValid
+ * 0x04, VsmpsASwHPReqValid
+ * 0x08, VsmpsBSwHPReqValid
+ * 0x10, VsafeSwHPReqValid
+ * 0x20, VanaSwHPReqValid
+ * 0x40, VpllSwHPReqValid
+ * 0x80, Vaux1SwHPReqValid
+ */
+ REG_INIT(AB8505_REGUSWHPREQVALID1, 0x03, 0x0d, 0xff),
+ /*
+ * 0x01, Vaux2SwHPReqValid
+ * 0x02, Vaux3SwHPReqValid
+ * 0x20, VsmpsMSwHPReqValid
+ */
+ REG_INIT(AB8505_REGUSWHPREQVALID2, 0x03, 0x0e, 0x23),
+ /*
+ * 0x02, SysClkReq2Valid1
+ * 0x04, SysClkReq3Valid1
+ * 0x08, SysClkReq4Valid1
+ */
+ REG_INIT(AB8505_REGUSYSCLKREQVALID1, 0x03, 0x0f, 0x0e),
+ /*
+ * 0x02, SysClkReq2Valid2
+ * 0x04, SysClkReq3Valid2
+ * 0x08, SysClkReq4Valid2
+ */
+ REG_INIT(AB8505_REGUSYSCLKREQVALID2, 0x03, 0x10, 0x0e),
+ /*
+ * 0x01, Vaux4SwHPReqValid
+ * 0x02, Vaux4HwHPReq2Valid
+ * 0x04, Vaux4HwHPReq1Valid
+ * 0x08, Vaux4SysClkReq1HPValid
+ */
+ REG_INIT(AB8505_REGUVAUX4REQVALID, 0x03, 0x11, 0x0f),
+ /*
+ * 0x02, VadcEna
+ * 0x04, VintCore12Ena
+ * 0x38, VintCore12Sel
+ * 0x40, VintCore12LP
+ * 0x80, VadcLP
+ */
+ REG_INIT(AB8505_REGUMISC1, 0x03, 0x80, 0xfe),
+ /*
+ * 0x02, VaudioEna
+ * 0x04, VdmicEna
+ * 0x08, Vamic1Ena
+ * 0x10, Vamic2Ena
+ */
+ REG_INIT(AB8505_VAUDIOSUPPLY, 0x03, 0x83, 0x1e),
+ /*
+ * 0x01, Vamic1_dzout
+ * 0x02, Vamic2_dzout
+ */
+ REG_INIT(AB8505_REGUCTRL1VAMIC, 0x03, 0x84, 0x03),
+ /*
+ * 0x03, VsmpsARegu
+ * 0x0c, VsmpsASelCtrl
+ * 0x10, VsmpsAAutoMode
+ * 0x20, VsmpsAPWMMode
+ */
+ REG_INIT(AB8505_VSMPSAREGU, 0x04, 0x03, 0x3f),
+ /*
+ * 0x03, VsmpsBRegu
+ * 0x0c, VsmpsBSelCtrl
+ * 0x10, VsmpsBAutoMode
+ * 0x20, VsmpsBPWMMode
+ */
+ REG_INIT(AB8505_VSMPSBREGU, 0x04, 0x04, 0x3f),
+ /*
+ * 0x03, VsafeRegu
+ * 0x0c, VsafeSelCtrl
+ * 0x10, VsafeAutoMode
+ * 0x20, VsafePWMMode
+ */
+ REG_INIT(AB8505_VSAFEREGU, 0x04, 0x05, 0x3f),
+ /*
+ * 0x03, VpllRegu (NOTE! PRCMU register bits)
+ * 0x0c, VanaRegu
+ */
+ REG_INIT(AB8505_VPLLVANAREGU, 0x04, 0x06, 0x0f),
+ /*
+ * 0x03, VextSupply1Regu
+ * 0x0c, VextSupply2Regu
+ * 0x30, VextSupply3Regu
+ * 0x40, ExtSupply2Bypass
+ * 0x80, ExtSupply3Bypass
+ */
+ REG_INIT(AB8505_EXTSUPPLYREGU, 0x04, 0x08, 0xff),
+ /*
+ * 0x03, Vaux1Regu
+ * 0x0c, Vaux2Regu
+ */
+ REG_INIT(AB8505_VAUX12REGU, 0x04, 0x09, 0x0f),
+ /*
+ * 0x0f, Vaux3Regu
+ */
+ REG_INIT(AB8505_VRF1VAUX3REGU, 0x04, 0x0a, 0x0f),
+ /*
+ * 0x3f, VsmpsASel1
+ */
+ REG_INIT(AB8505_VSMPSASEL1, 0x04, 0x13, 0x3f),
+ /*
+ * 0x3f, VsmpsASel2
+ */
+ REG_INIT(AB8505_VSMPSASEL2, 0x04, 0x14, 0x3f),
+ /*
+ * 0x3f, VsmpsASel3
+ */
+ REG_INIT(AB8505_VSMPSASEL3, 0x04, 0x15, 0x3f),
+ /*
+ * 0x3f, VsmpsBSel1
+ */
+ REG_INIT(AB8505_VSMPSBSEL1, 0x04, 0x17, 0x3f),
+ /*
+ * 0x3f, VsmpsBSel2
+ */
+ REG_INIT(AB8505_VSMPSBSEL2, 0x04, 0x18, 0x3f),
+ /*
+ * 0x3f, VsmpsBSel3
+ */
+ REG_INIT(AB8505_VSMPSBSEL3, 0x04, 0x19, 0x3f),
+ /*
+ * 0x7f, VsafeSel1
+ */
+ REG_INIT(AB8505_VSAFESEL1, 0x04, 0x1b, 0x7f),
+ /*
+ * 0x3f, VsafeSel2
+ */
+ REG_INIT(AB8505_VSAFESEL2, 0x04, 0x1c, 0x7f),
+ /*
+ * 0x3f, VsafeSel3
+ */
+ REG_INIT(AB8505_VSAFESEL3, 0x04, 0x1d, 0x7f),
+ /*
+ * 0x0f, Vaux1Sel
+ */
+ REG_INIT(AB8505_VAUX1SEL, 0x04, 0x1f, 0x0f),
+ /*
+ * 0x0f, Vaux2Sel
+ */
+ REG_INIT(AB8505_VAUX2SEL, 0x04, 0x20, 0x0f),
+ /*
+ * 0x07, Vaux3Sel
+ * 0x30, VRF1Sel
+ */
+ REG_INIT(AB8505_VRF1VAUX3SEL, 0x04, 0x21, 0x37),
+ /*
+ * 0x03, Vaux4RequestCtrl
+ */
+ REG_INIT(AB8505_VAUX4REQCTRL, 0x04, 0x2d, 0x03),
+ /*
+ * 0x03, Vaux4Regu
+ */
+ REG_INIT(AB8505_VAUX4REGU, 0x04, 0x2e, 0x03),
+ /*
+ * 0x0f, Vaux4Sel
+ */
+ REG_INIT(AB8505_VAUX4SEL, 0x04, 0x2f, 0x0f),
+ /*
+ * 0x04, Vaux1Disch
+ * 0x08, Vaux2Disch
+ * 0x10, Vaux3Disch
+ * 0x20, Vintcore12Disch
+ * 0x40, VTVoutDisch
+ * 0x80, VaudioDisch
+ */
+ REG_INIT(AB8505_REGUCTRLDISCH, 0x04, 0x43, 0xfc),
+ /*
+ * 0x02, VanaDisch
+ * 0x04, VdmicPullDownEna
+ * 0x10, VdmicDisch
+ */
+ REG_INIT(AB8505_REGUCTRLDISCH2, 0x04, 0x44, 0x16),
+ /*
+ * 0x01, Vaux4Disch
+ */
+ REG_INIT(AB8505_REGUCTRLDISCH3, 0x04, 0x48, 0x01),
+ /*
+ * 0x07, Vaux5Sel
+ * 0x08, Vaux5LP
+ * 0x10, Vaux5Ena
+ * 0x20, Vaux5Disch
+ * 0x40, Vaux5DisSfst
+ * 0x80, Vaux5DisPulld
+ */
+ REG_INIT(AB8505_CTRLVAUX5, 0x01, 0x55, 0xff),
+ /*
+ * 0x07, Vaux6Sel
+ * 0x08, Vaux6LP
+ * 0x10, Vaux6Ena
+ * 0x80, Vaux6DisPulld
+ */
+ REG_INIT(AB8505_CTRLVAUX6, 0x01, 0x56, 0x9f),
+};
+
+static struct of_regulator_match ab8500_regulator_match[] = {
+ { .name = "ab8500_ldo_aux1", .driver_data = (void *) AB8500_LDO_AUX1, },
+ { .name = "ab8500_ldo_aux2", .driver_data = (void *) AB8500_LDO_AUX2, },
+ { .name = "ab8500_ldo_aux3", .driver_data = (void *) AB8500_LDO_AUX3, },
+ { .name = "ab8500_ldo_intcore", .driver_data = (void *) AB8500_LDO_INTCORE, },
+ { .name = "ab8500_ldo_tvout", .driver_data = (void *) AB8500_LDO_TVOUT, },
+ { .name = "ab8500_ldo_audio", .driver_data = (void *) AB8500_LDO_AUDIO, },
+ { .name = "ab8500_ldo_anamic1", .driver_data = (void *) AB8500_LDO_ANAMIC1, },
+ { .name = "ab8500_ldo_anamic2", .driver_data = (void *) AB8500_LDO_ANAMIC2, },
+ { .name = "ab8500_ldo_dmic", .driver_data = (void *) AB8500_LDO_DMIC, },
+ { .name = "ab8500_ldo_ana", .driver_data = (void *) AB8500_LDO_ANA, },
+};
+
+static struct of_regulator_match ab8505_regulator_match[] = {
+ { .name = "ab8500_ldo_aux1", .driver_data = (void *) AB8505_LDO_AUX1, },
+ { .name = "ab8500_ldo_aux2", .driver_data = (void *) AB8505_LDO_AUX2, },
+ { .name = "ab8500_ldo_aux3", .driver_data = (void *) AB8505_LDO_AUX3, },
+ { .name = "ab8500_ldo_aux4", .driver_data = (void *) AB8505_LDO_AUX4, },
+ { .name = "ab8500_ldo_aux5", .driver_data = (void *) AB8505_LDO_AUX5, },
+ { .name = "ab8500_ldo_aux6", .driver_data = (void *) AB8505_LDO_AUX6, },
+ { .name = "ab8500_ldo_intcore", .driver_data = (void *) AB8505_LDO_INTCORE, },
+ { .name = "ab8500_ldo_adc", .driver_data = (void *) AB8505_LDO_ADC, },
+ { .name = "ab8500_ldo_audio", .driver_data = (void *) AB8505_LDO_AUDIO, },
+ { .name = "ab8500_ldo_anamic1", .driver_data = (void *) AB8505_LDO_ANAMIC1, },
+ { .name = "ab8500_ldo_anamic2", .driver_data = (void *) AB8505_LDO_ANAMIC2, },
+ { .name = "ab8500_ldo_aux8", .driver_data = (void *) AB8505_LDO_AUX8, },
+ { .name = "ab8500_ldo_ana", .driver_data = (void *) AB8505_LDO_ANA, },
+};
+
+static struct {
+ struct ab8500_regulator_info *info;
+ int info_size;
+ struct ab8500_reg_init *init;
+ int init_size;
+ struct of_regulator_match *match;
+ int match_size;
+} abx500_regulator;
+
+static void abx500_get_regulator_info(struct ab8500 *ab8500)
+{
+ if (is_ab8505(ab8500)) {
+ abx500_regulator.info = ab8505_regulator_info;
+ abx500_regulator.info_size = ARRAY_SIZE(ab8505_regulator_info);
+ abx500_regulator.init = ab8505_reg_init;
+ abx500_regulator.init_size = AB8505_NUM_REGULATOR_REGISTERS;
+ abx500_regulator.match = ab8505_regulator_match;
+ abx500_regulator.match_size = ARRAY_SIZE(ab8505_regulator_match);
+ } else {
+ abx500_regulator.info = ab8500_regulator_info;
+ abx500_regulator.info_size = ARRAY_SIZE(ab8500_regulator_info);
+ abx500_regulator.init = ab8500_reg_init;
+ abx500_regulator.init_size = AB8500_NUM_REGULATOR_REGISTERS;
+ abx500_regulator.match = ab8500_regulator_match;
+ abx500_regulator.match_size = ARRAY_SIZE(ab8500_regulator_match);
+ }
+}
+
+static int ab8500_regulator_register(struct platform_device *pdev,
+ struct regulator_init_data *init_data,
+ int id, struct device_node *np)
+{
+ struct ab8500 *ab8500 = dev_get_drvdata(pdev->dev.parent);
+ struct ab8500_regulator_info *info = NULL;
+ struct regulator_config config = { };
+ struct regulator_dev *rdev;
+
+ /* assign per-regulator data */
+ info = &abx500_regulator.info[id];
+ info->dev = &pdev->dev;
+
+ config.dev = &pdev->dev;
+ config.init_data = init_data;
+ config.driver_data = info;
+ config.of_node = np;
+
+ /* fix for hardware before ab8500v2.0 */
+ if (is_ab8500_1p1_or_earlier(ab8500)) {
+ if (info->desc.id == AB8500_LDO_AUX3) {
+ info->desc.n_voltages =
+ ARRAY_SIZE(ldo_vauxn_voltages);
+ info->desc.volt_table = ldo_vauxn_voltages;
+ info->voltage_mask = 0xf;
+ }
+ }
+
+ /* register regulator with framework */
+ rdev = devm_regulator_register(&pdev->dev, &info->desc, &config);
+ if (IS_ERR(rdev)) {
+ dev_err(&pdev->dev, "failed to register regulator %s\n",
+ info->desc.name);
+ return PTR_ERR(rdev);
+ }
+
+ return 0;
+}
+
+static int ab8500_regulator_probe(struct platform_device *pdev)
+{
+ struct ab8500 *ab8500 = dev_get_drvdata(pdev->dev.parent);
+ struct device_node *np = pdev->dev.of_node;
+ struct of_regulator_match *match;
+ int err, i;
+
+ if (!ab8500) {
+ dev_err(&pdev->dev, "null mfd parent\n");
+ return -EINVAL;
+ }
+
+ abx500_get_regulator_info(ab8500);
+
+ err = of_regulator_match(&pdev->dev, np,
+ abx500_regulator.match,
+ abx500_regulator.match_size);
+ if (err < 0) {
+ dev_err(&pdev->dev,
+ "Error parsing regulator init data: %d\n", err);
+ return err;
+ }
+
+ match = abx500_regulator.match;
+ for (i = 0; i < abx500_regulator.info_size; i++) {
+ err = ab8500_regulator_register(pdev, match[i].init_data, i,
+ match[i].of_node);
+ if (err)
+ return err;
+ }
+
+ return 0;
+}
+
+static struct platform_driver ab8500_regulator_driver = {
+ .probe = ab8500_regulator_probe,
+ .driver = {
+ .name = "ab8500-regulator",
+ },
+};
+
+static int __init ab8500_regulator_init(void)
+{
+ int ret;
+
+ ret = platform_driver_register(&ab8500_regulator_driver);
+ if (ret != 0)
+ pr_err("Failed to register ab8500 regulator: %d\n", ret);
+
+ return ret;
+}
+subsys_initcall(ab8500_regulator_init);
+
+static void __exit ab8500_regulator_exit(void)
+{
+ platform_driver_unregister(&ab8500_regulator_driver);
+}
+module_exit(ab8500_regulator_exit);
+
+MODULE_LICENSE("GPL v2");
+MODULE_AUTHOR("Sundar Iyer <sundar.iyer@stericsson.com>");
+MODULE_AUTHOR("Bengt Jonsson <bengt.g.jonsson@stericsson.com>");
+MODULE_AUTHOR("Daniel Willerud <daniel.willerud@stericsson.com>");
+MODULE_DESCRIPTION("Regulator Driver for ST-Ericsson AB8500 Mixed-Sig PMIC");
+MODULE_ALIAS("platform:ab8500-regulator");
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-29 04:39:45 +0000