mirror of
https://github.com/BobTheBlinker/android_kernel_motorola_sm6375.git
synced 2026-10-08 12:58:12 -04:00
power: smb1351: Remove parallel support for smb1351
Remove parallel support for smb1351, as it is not required for sdxnightjar. Change-Id: I4b6b39fed9871559a4d8a200b1de9fb8784ead5e Signed-off-by: Kavya Nunna <knunna@codeaurora.org>
This commit is contained in:
Kavya Nunna
parent
8543fd31f2
commit
abf26a22ad
2 changed files with 2 additions and 422 deletions
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@ -10,4 +10,4 @@ obj-$(CONFIG_QPNP_SMBLITE) += step-chg-jeita.o battery.o qpnp-smblite.o
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obj-$(CONFIG_SMB1355_SLAVE_CHARGER) += qcom-smb1355-charger.o
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qcom-smb1355-charger-y += smb1355-charger.o pmic-voter.o
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obj-$(CONFIG_SMB1390_CHARGE_PUMP_PSY) += smb1390-charger-psy.o pmic-voter.o
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obj-$(CONFIG_SMB1351_USB_CHARGER) += smb1351-charger.o pmic-voter.o battery.o
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obj-$(CONFIG_SMB1351_USB_CHARGER) += smb1351-charger.o
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@ -85,8 +85,6 @@
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#define EN_PIN_CTRL_MASK SMB1351_MASK(6, 5)
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#define EN_BY_I2C_0_DISABLE 0
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#define EN_BY_I2C_0_ENABLE 0x20
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#define EN_BY_PIN_HIGH_ENABLE 0x40
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#define EN_BY_PIN_LOW_ENABLE 0x60
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#define USBCS_CTRL_BIT BIT(4)
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#define USBCS_CTRL_BY_I2C 0
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#define USBCS_CTRL_BY_PIN 0x10
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@ -464,11 +462,6 @@ struct smb1351_charger {
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int fastchg_current_max_ma;
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int workaround_flags;
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int parallel_pin_polarity_setting;
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int parallel_mode;
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int pl_batfet_mode;
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bool parallel_charger;
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bool parallel_charger_suspended;
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bool bms_controlled_charging;
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bool apsd_rerun;
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bool usbin_ov;
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@ -483,8 +476,6 @@ struct smb1351_charger {
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struct power_supply *bms_psy;
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struct power_supply_desc batt_psy_d;
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struct power_supply *batt_psy;
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struct power_supply *parallel_psy;
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struct power_supply_desc parallel_psy_d;
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struct smb1351_regulator otg_vreg;
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struct mutex irq_complete;
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@ -603,27 +594,6 @@ static int smb1351_enable_volatile_writes(struct smb1351_charger *chip)
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return rc;
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}
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static int smb1351_get_closest_usb_setpoint(int val)
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{
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int i;
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for (i = ARRAY_SIZE(usb_chg_current) - 1; i >= 0; i--) {
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if (usb_chg_current[i] <= val)
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break;
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}
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if (i < 0)
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i = 0;
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if (i >= ARRAY_SIZE(usb_chg_current) - 1)
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return ARRAY_SIZE(usb_chg_current) - 1;
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/* check what is closer, i or i + 1 */
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if (abs(usb_chg_current[i] - val) < abs(usb_chg_current[i + 1] - val))
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return i;
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else
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return i + 1;
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}
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static int smb1351_request_dpdm(struct smb1351_charger *chip, bool enable)
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{
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int rc = 0;
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@ -1546,294 +1516,6 @@ static int smb1351_battery_get_property(struct power_supply *psy,
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return 0;
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}
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static enum power_supply_property smb1351_parallel_properties[] = {
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POWER_SUPPLY_PROP_CHARGING_ENABLED,
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POWER_SUPPLY_PROP_STATUS,
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POWER_SUPPLY_PROP_CURRENT_MAX,
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POWER_SUPPLY_PROP_VOLTAGE_MAX,
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POWER_SUPPLY_PROP_INPUT_CURRENT_LIMITED,
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POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT_MAX,
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POWER_SUPPLY_PROP_CHARGE_TYPE,
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POWER_SUPPLY_PROP_PARALLEL_MODE,
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POWER_SUPPLY_PROP_INPUT_SUSPEND,
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POWER_SUPPLY_PROP_PARALLEL_BATFET_MODE,
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};
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static int smb1351_parallel_set_chg_suspend(struct smb1351_charger *chip,
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int suspend)
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{
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int rc;
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u8 reg, mask = 0;
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if (chip->parallel_charger_suspended == suspend) {
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pr_debug("Skip same state request suspended = %d suspend=%d\n",
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chip->parallel_charger_suspended, !suspend);
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return 0;
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}
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if (!suspend) {
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rc = smb_chip_get_version(chip);
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if (rc) {
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pr_err("Couldn't get version rc = %d\n", rc);
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return rc;
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}
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rc = smb1351_enable_volatile_writes(chip);
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if (rc) {
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pr_err("Couldn't configure for volatile rc = %d\n", rc);
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return rc;
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}
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/* set the float voltage */
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if (chip->vfloat_mv != -EINVAL) {
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rc = smb1351_float_voltage_set(chip, chip->vfloat_mv);
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if (rc) {
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pr_err("Couldn't set float voltage rc = %d\n",
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rc);
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return rc;
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}
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}
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/* set recharge-threshold and enable auto recharge */
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if (chip->recharge_mv != -EINVAL) {
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reg = AUTO_RECHG_ENABLE;
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if (chip->recharge_mv > 50)
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reg |= AUTO_RECHG_TH_100MV;
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else
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reg |= AUTO_RECHG_TH_50MV;
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rc = smb1351_masked_write(chip, CHG_CTRL_REG,
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AUTO_RECHG_BIT |
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AUTO_RECHG_TH_BIT, reg);
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if (rc) {
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pr_err("Couldn't set rechg-cfg rc = %d\n", rc);
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return rc;
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}
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}
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/* control USB suspend via command bits */
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rc = smb1351_masked_write(chip, VARIOUS_FUNC_REG,
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APSD_EN_BIT | SUSPEND_MODE_CTRL_BIT,
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SUSPEND_MODE_CTRL_BY_I2C);
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if (rc) {
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pr_err("Couldn't set USB suspend rc=%d\n", rc);
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return rc;
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}
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/*
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* When present is being set force USB suspend, start charging
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* only when POWER_SUPPLY_PROP_CURRENT_MAX is set.
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*/
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rc = smb1351_usb_suspend(chip, CURRENT, true);
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if (rc) {
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pr_err("failed to suspend rc=%d\n", rc);
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return rc;
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}
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chip->usb_psy_ma = SUSPEND_CURRENT_MA;
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/* set chg en by pin active low */
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reg = chip->parallel_pin_polarity_setting | USBCS_CTRL_BY_I2C;
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rc = smb1351_masked_write(chip, CHG_PIN_EN_CTRL_REG,
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EN_PIN_CTRL_MASK | USBCS_CTRL_BIT, reg);
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if (rc) {
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pr_err("Couldn't set en pin rc=%d\n", rc);
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return rc;
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}
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/*
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* setup USB 2.0/3.0 detection and USB 500/100
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* command polarity
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*/
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reg = USB_2_3_MODE_SEL_BY_I2C | USB_CMD_POLARITY_500_1_100_0;
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mask = USB_2_3_MODE_SEL_BIT | USB_5_1_CMD_POLARITY_BIT;
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rc = smb1351_masked_write(chip,
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CHG_OTH_CURRENT_CTRL_REG, mask, reg);
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if (rc) {
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pr_err("Couldn't set CHG_OTH_CURRENT_CTRL_REG rc=%d\n",
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rc);
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return rc;
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}
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rc = smb1351_fastchg_current_set(chip,
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chip->target_fastchg_current_max_ma);
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if (rc) {
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pr_err("Couldn't set fastchg current rc=%d\n", rc);
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return rc;
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}
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chip->parallel_charger_suspended = false;
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} else {
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rc = smb1351_usb_suspend(chip, CURRENT, true);
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if (rc)
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pr_debug("failed to suspend rc=%d\n", rc);
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chip->usb_psy_ma = SUSPEND_CURRENT_MA;
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chip->parallel_charger_suspended = true;
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}
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return 0;
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}
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static bool smb1351_is_input_current_limited(struct smb1351_charger *chip)
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{
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int rc;
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u8 reg;
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rc = smb1351_read_reg(chip, IRQ_H_REG, ®);
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if (rc) {
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pr_err("Failed to read IRQ_H_REG for ICL status: %d\n", rc);
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return false;
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}
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return !!(reg & IRQ_IC_LIMIT_STATUS_BIT);
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}
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static bool smb1351_is_usb_present(struct smb1351_charger *chip)
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{
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int rc;
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union power_supply_propval val = {0, };
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if (!chip->usb_psy)
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chip->usb_psy = power_supply_get_by_name("usb");
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if (!chip->usb_psy) {
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pr_err("USB psy not found\n");
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return false;
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}
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rc = power_supply_get_property(chip->usb_psy,
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POWER_SUPPLY_PROP_ONLINE, &val);
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if (rc < 0) {
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pr_err("Failed to get present property rc=%d\n", rc);
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return false;
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}
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if (val.intval)
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return true;
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return false;
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}
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static int smb1351_parallel_set_property(struct power_supply *psy,
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enum power_supply_property prop,
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const union power_supply_propval *val)
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{
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int rc = 0, index;
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struct smb1351_charger *chip = power_supply_get_drvdata(psy);
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switch (prop) {
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case POWER_SUPPLY_PROP_CHARGING_ENABLED:
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/*
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*CHG EN is controlled by pin in the parallel charging.
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*Use suspend if disable charging by command.
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*/
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if (!chip->parallel_charger_suspended)
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rc = smb1351_usb_suspend(chip, USER, !val->intval);
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break;
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case POWER_SUPPLY_PROP_INPUT_SUSPEND:
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rc = smb1351_parallel_set_chg_suspend(chip, val->intval);
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break;
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case POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT_MAX:
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chip->target_fastchg_current_max_ma =
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val->intval / 1000;
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if (!chip->parallel_charger_suspended)
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rc = smb1351_fastchg_current_set(chip,
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chip->target_fastchg_current_max_ma);
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break;
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case POWER_SUPPLY_PROP_CURRENT_MAX:
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index = smb1351_get_closest_usb_setpoint(val->intval / 1000);
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chip->usb_psy_ma = usb_chg_current[index];
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if (!chip->parallel_charger_suspended)
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rc = smb1351_set_usb_chg_current(chip,
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chip->usb_psy_ma);
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break;
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case POWER_SUPPLY_PROP_VOLTAGE_MAX:
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chip->vfloat_mv = val->intval / 1000;
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if (!chip->parallel_charger_suspended)
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rc = smb1351_float_voltage_set(chip, val->intval);
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break;
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default:
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return -EINVAL;
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}
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return rc;
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}
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static int smb1351_parallel_is_writeable(struct power_supply *psy,
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enum power_supply_property prop)
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{
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switch (prop) {
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case POWER_SUPPLY_PROP_CHARGING_ENABLED:
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return 1;
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default:
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return 0;
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}
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}
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static int smb1351_parallel_get_property(struct power_supply *psy,
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enum power_supply_property prop,
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union power_supply_propval *val)
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{
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struct smb1351_charger *chip = power_supply_get_drvdata(psy);
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switch (prop) {
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case POWER_SUPPLY_PROP_CHARGING_ENABLED:
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val->intval = !chip->parallel_charger_suspended;
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break;
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case POWER_SUPPLY_PROP_CURRENT_MAX:
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if (!chip->parallel_charger_suspended)
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val->intval = chip->usb_psy_ma * 1000;
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else
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val->intval = 0;
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break;
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case POWER_SUPPLY_PROP_VOLTAGE_MAX:
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if (!chip->parallel_charger_suspended)
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val->intval = chip->vfloat_mv;
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else
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val->intval = 0;
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break;
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case POWER_SUPPLY_PROP_CHARGE_TYPE:
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val->intval = POWER_SUPPLY_CHARGE_TYPE_NONE;
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/* Check if SMB1351 is present */
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if (smb1351_is_usb_present(chip)) {
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val->intval = smb1351_get_prop_charge_type(chip);
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if (val->intval == POWER_SUPPLY_CHARGE_TYPE_UNKNOWN) {
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pr_debug("Failed to charge type, charger may be absent\n");
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return -ENODEV;
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}
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}
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break;
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case POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT_MAX:
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if (!chip->parallel_charger_suspended)
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val->intval = chip->fastchg_current_max_ma * 1000;
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else
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val->intval = 0;
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break;
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case POWER_SUPPLY_PROP_STATUS:
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if (!chip->parallel_charger_suspended)
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val->intval = smb1351_get_prop_batt_status(chip);
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else
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val->intval = POWER_SUPPLY_STATUS_DISCHARGING;
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break;
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case POWER_SUPPLY_PROP_INPUT_CURRENT_LIMITED:
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if (!chip->parallel_charger_suspended)
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val->intval =
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smb1351_is_input_current_limited(chip) ? 1 : 0;
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else
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val->intval = 0;
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break;
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case POWER_SUPPLY_PROP_PARALLEL_MODE:
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val->intval = chip->parallel_mode;
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break;
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case POWER_SUPPLY_PROP_INPUT_SUSPEND:
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val->intval = chip->parallel_charger_suspended;
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break;
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case POWER_SUPPLY_PROP_PARALLEL_BATFET_MODE:
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val->intval = chip->pl_batfet_mode;
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break;
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default:
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return -EINVAL;
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}
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return 0;
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}
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static int rerun_apsd(struct smb1351_charger *chip)
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{
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int rc;
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@ -2721,13 +2403,6 @@ fail_init_status:
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return rc;
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}
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static int is_parallel_charger(struct i2c_client *client)
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{
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struct device_node *node = client->dev.of_node;
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return of_property_read_bool(node, "qcom,parallel-charger");
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}
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static int create_debugfs_entries(struct smb1351_charger *chip)
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{
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struct dentry *ent;
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@ -2937,93 +2612,10 @@ fail_smb1351_regulator_init:
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return rc;
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}
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static int smb1351_parallel_charger_probe(struct i2c_client *client,
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const struct i2c_device_id *id)
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{
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int rc;
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struct smb1351_charger *chip;
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struct device_node *node = client->dev.of_node;
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struct power_supply_config parallel_psy_cfg = {};
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chip = devm_kzalloc(&client->dev, sizeof(*chip), GFP_KERNEL);
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if (!chip)
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return -ENOMEM;
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chip->client = client;
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chip->dev = &client->dev;
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chip->parallel_charger = true;
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chip->parallel_charger_suspended = true;
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chip->usb_suspended_status = of_property_read_bool(node,
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"qcom,charging-disabled");
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rc = of_property_read_u32(node, "qcom,float-voltage-mv",
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&chip->vfloat_mv);
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if (rc)
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chip->vfloat_mv = -EINVAL;
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rc = of_property_read_u32(node, "qcom,recharge-mv",
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&chip->recharge_mv);
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if (rc)
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chip->recharge_mv = -EINVAL;
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rc = of_property_read_u32(node, "qcom,parallel-en-pin-polarity",
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&chip->parallel_pin_polarity_setting);
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if (rc)
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chip->parallel_pin_polarity_setting = EN_BY_PIN_LOW_ENABLE;
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else
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chip->parallel_pin_polarity_setting =
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chip->parallel_pin_polarity_setting ?
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EN_BY_PIN_HIGH_ENABLE : EN_BY_PIN_LOW_ENABLE;
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if (of_property_read_bool(node,
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"qcom,parallel-external-current-sense"))
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chip->parallel_mode = POWER_SUPPLY_PL_USBIN_USBIN_EXT;
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else
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chip->parallel_mode = POWER_SUPPLY_PL_USBIN_USBIN;
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chip->pl_batfet_mode = POWER_SUPPLY_PL_NON_STACKED_BATFET;
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if (of_property_read_bool(node, "qcom,stacked-batfet"))
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chip->pl_batfet_mode = POWER_SUPPLY_PL_STACKED_BATFET;
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i2c_set_clientdata(client, chip);
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chip->parallel_psy_d.name = "parallel";
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chip->parallel_psy_d.type = POWER_SUPPLY_TYPE_PARALLEL;
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chip->parallel_psy_d.get_property = smb1351_parallel_get_property;
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chip->parallel_psy_d.set_property = smb1351_parallel_set_property;
|
||||
chip->parallel_psy_d.properties = smb1351_parallel_properties;
|
||||
chip->parallel_psy_d.property_is_writeable
|
||||
= smb1351_parallel_is_writeable;
|
||||
chip->parallel_psy_d.num_properties
|
||||
= ARRAY_SIZE(smb1351_parallel_properties);
|
||||
|
||||
parallel_psy_cfg.drv_data = chip;
|
||||
parallel_psy_cfg.num_supplicants = 0;
|
||||
chip->parallel_psy = devm_power_supply_register(chip->dev,
|
||||
&chip->parallel_psy_d,
|
||||
¶llel_psy_cfg);
|
||||
if (IS_ERR(chip->parallel_psy)) {
|
||||
pr_err("Couldn't register parallel psy rc=%ld\n",
|
||||
PTR_ERR(chip->parallel_psy));
|
||||
return rc;
|
||||
}
|
||||
|
||||
chip->resume_completed = true;
|
||||
mutex_init(&chip->irq_complete);
|
||||
|
||||
create_debugfs_entries(chip);
|
||||
|
||||
pr_info("smb1351 parallel successfully probed.\n");
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int smb1351_charger_probe(struct i2c_client *client,
|
||||
const struct i2c_device_id *id)
|
||||
{
|
||||
if (is_parallel_charger(client))
|
||||
return smb1351_parallel_charger_probe(client, id);
|
||||
else
|
||||
return smb1351_main_charger_probe(client, id);
|
||||
return smb1351_main_charger_probe(client, id);
|
||||
}
|
||||
|
||||
static int smb1351_charger_remove(struct i2c_client *client)
|
||||
|
|
@ -3042,10 +2634,6 @@ static int smb1351_suspend(struct device *dev)
|
|||
struct i2c_client *client = to_i2c_client(dev);
|
||||
struct smb1351_charger *chip = i2c_get_clientdata(client);
|
||||
|
||||
/* no suspend resume activities for parallel charger */
|
||||
if (chip->parallel_charger)
|
||||
return 0;
|
||||
|
||||
mutex_lock(&chip->irq_complete);
|
||||
chip->resume_completed = false;
|
||||
mutex_unlock(&chip->irq_complete);
|
||||
|
|
@ -3058,10 +2646,6 @@ static int smb1351_suspend_noirq(struct device *dev)
|
|||
struct i2c_client *client = to_i2c_client(dev);
|
||||
struct smb1351_charger *chip = i2c_get_clientdata(client);
|
||||
|
||||
/* no suspend resume activities for parallel charger */
|
||||
if (chip->parallel_charger)
|
||||
return 0;
|
||||
|
||||
if (chip->irq_waiting) {
|
||||
pr_err_ratelimited("Aborting suspend, an interrupt was detected while suspending\n");
|
||||
return -EBUSY;
|
||||
|
|
@ -3074,10 +2658,6 @@ static int smb1351_resume(struct device *dev)
|
|||
struct i2c_client *client = to_i2c_client(dev);
|
||||
struct smb1351_charger *chip = i2c_get_clientdata(client);
|
||||
|
||||
/* no suspend resume activities for parallel charger */
|
||||
if (chip->parallel_charger)
|
||||
return 0;
|
||||
|
||||
mutex_lock(&chip->irq_complete);
|
||||
chip->resume_completed = true;
|
||||
if (chip->irq_waiting) {
|
||||
|
|
|
|||
Loading…
Reference in a new issue