mirror of
https://github.com/torvalds/linux.git
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8de262531f
- Set 'struct device' fwnode when registering a new device
- New Drivers
- Add support for ROHM BD70528 PMIC
- New Device Support
- Add support for LP87561 4-Phase Regulator to TI LP87565 PMIC
- Add support for RK809 and RK817 to Rockchip RK808
- Add support for Lid Angle to ChromeOS core
- Add support for CS47L15 CODEC to Madera core
- Add support for CS47L92 CODEC to Madera core
- Add support for ChromeOS (legacy) Accelerometers in ChromeOS core
- Add support for Add Intel Elkhart Lake PCH to Intel LPSS
- New Functionality
- Provide regulator supply information when registering; madera-core
- Additional Device Tree support; lp87565, madera, cros-ec, rohm,bd71837-pmic
- Allow over-riding power button press via Device Tree; rohm-bd718x7
- Differentiate between running processors; cros_ec_dev
- Fix-ups
- Big header file update; cros_ec_commands.h
- Split header per-subsystem; rohm-bd718x7
- Remove superfluous code; menelaus, cs5535-mfd, cs47lXX-tables
- Trivial; sorting, coding style; intel-lpss-pci
- Only remove Power Off functionality if set locally; rk808
- Make use for Power Off Prepare(); rk808
- Fix spelling mistake in header guards; stmfx
- Properly free IDA resources
- SPDX fixups; cs47lXX-tables, madera
- Error path fixups; hi655x-pmic
- Bug Fixes
- Add missing break in case() statement
- Repair undefined behaviour when not initialising variables; arizona-core, madera-core
- Fix reference to Device Tree documentation; madera
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Merge tag 'mfd-next-5.3' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd
Pull MFD updates from Lee Jones:
"Core Frameworks:
- Set 'struct device' fwnode when registering a new device
New Drivers:
- Add support for ROHM BD70528 PMIC
New Device Support:
- Add support for LP87561 4-Phase Regulator to TI LP87565 PMIC
- Add support for RK809 and RK817 to Rockchip RK808
- Add support for Lid Angle to ChromeOS core
- Add support for CS47L15 CODEC to Madera core
- Add support for CS47L92 CODEC to Madera core
- Add support for ChromeOS (legacy) Accelerometers in ChromeOS core
- Add support for Add Intel Elkhart Lake PCH to Intel LPSS
New Functionality:
- Provide regulator supply information when registering; madera-core
- Additional Device Tree support; lp87565, madera, cros-ec, rohm,bd71837-pmic
- Allow over-riding power button press via Device Tree; rohm-bd718x7
- Differentiate between running processors; cros_ec_dev
Fix-ups:
- Big header file update; cros_ec_commands.h
- Split header per-subsystem; rohm-bd718x7
- Remove superfluous code; menelaus, cs5535-mfd, cs47lXX-tables
- Trivial; sorting, coding style; intel-lpss-pci
- Only remove Power Off functionality if set locally; rk808
- Make use for Power Off Prepare(); rk808
- Fix spelling mistake in header guards; stmfx
- Properly free IDA resources
- SPDX fixups; cs47lXX-tables, madera
- Error path fixups; hi655x-pmic
Bug Fixes:
- Add missing break in case() statement
- Repair undefined behaviour when not initialising variables; arizona-core, madera-core
- Fix reference to Device Tree documentation; madera"
* tag 'mfd-next-5.3' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd: (45 commits)
mfd: hi655x-pmic: Fix missing return value check for devm_regmap_init_mmio_clk
mfd: madera: Fixup SPDX headers
mfd: madera: Remove some unused registers and fix some defaults
mfd: intel-lpss: Release IDA resources
mfd: intel-lpss: Add Intel Elkhart Lake PCH PCI IDs
mfd: cs5535-mfd: Remove ifdef OLPC noise
mfd: stmfx: Fix macro definition spelling
dt-bindings: mfd: Add link to ROHM BD71847 Datasheet
MAINAINERS: Swap words in INTEL PMIC MULTIFUNCTION DEVICE DRIVERS
mfd: cros_ec_dev: Register cros_ec_accel_legacy driver as a subdevice
mfd: rk808: Prepare rk805 for poweroff
mfd: rk808: Check pm_power_off pointer
mfd: cros_ec: differentiate SCP from EC by feature bit
dt-bindings: Add binding for cros-ec-rpmsg
mfd: madera: Add Madera core support for CS47L92
mfd: madera: Add Madera core support for CS47L15
mfd: madera: Update DT bindings to add additional CODECs
mfd: madera: Add supply mapping for MICVDD
mfd: madera: Fix potential uninitialised use of variable
mfd: madera: Fix bad reference to pinctrl.txt file
...
1397 lines
43 KiB
C
1397 lines
43 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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/*
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* Regulator driver for Rockchip RK805/RK808/RK818
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*
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* Copyright (c) 2014, Fuzhou Rockchip Electronics Co., Ltd
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*
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* Author: Chris Zhong <zyw@rock-chips.com>
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* Author: Zhang Qing <zhangqing@rock-chips.com>
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*
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* Copyright (C) 2016 PHYTEC Messtechnik GmbH
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*
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* Author: Wadim Egorov <w.egorov@phytec.de>
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*/
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#include <linux/delay.h>
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#include <linux/gpio.h>
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#include <linux/i2c.h>
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#include <linux/module.h>
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#include <linux/of_device.h>
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#include <linux/of_gpio.h>
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#include <linux/mfd/rk808.h>
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#include <linux/regulator/driver.h>
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#include <linux/regulator/of_regulator.h>
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#include <linux/gpio/consumer.h>
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/* Field Definitions */
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#define RK808_BUCK_VSEL_MASK 0x3f
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#define RK808_BUCK4_VSEL_MASK 0xf
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#define RK808_LDO_VSEL_MASK 0x1f
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#define RK809_BUCK5_VSEL_MASK 0x7
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#define RK817_LDO_VSEL_MASK 0x7f
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#define RK817_BOOST_VSEL_MASK 0x7
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#define RK817_BUCK_VSEL_MASK 0x7f
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#define RK818_BUCK_VSEL_MASK 0x3f
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#define RK818_BUCK4_VSEL_MASK 0x1f
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#define RK818_LDO_VSEL_MASK 0x1f
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#define RK818_LDO3_ON_VSEL_MASK 0xf
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#define RK818_BOOST_ON_VSEL_MASK 0xe0
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/* Ramp rate definitions for buck1 / buck2 only */
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#define RK808_RAMP_RATE_OFFSET 3
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#define RK808_RAMP_RATE_MASK (3 << RK808_RAMP_RATE_OFFSET)
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#define RK808_RAMP_RATE_2MV_PER_US (0 << RK808_RAMP_RATE_OFFSET)
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#define RK808_RAMP_RATE_4MV_PER_US (1 << RK808_RAMP_RATE_OFFSET)
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#define RK808_RAMP_RATE_6MV_PER_US (2 << RK808_RAMP_RATE_OFFSET)
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#define RK808_RAMP_RATE_10MV_PER_US (3 << RK808_RAMP_RATE_OFFSET)
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#define RK808_DVS2_POL BIT(2)
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#define RK808_DVS1_POL BIT(1)
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/* Offset from XXX_ON_VSEL to XXX_SLP_VSEL */
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#define RK808_SLP_REG_OFFSET 1
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/* Offset from XXX_ON_VSEL to XXX_DVS_VSEL */
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#define RK808_DVS_REG_OFFSET 2
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/* Offset from XXX_EN_REG to SLEEP_SET_OFF_XXX */
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#define RK808_SLP_SET_OFF_REG_OFFSET 2
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/* max steps for increase voltage of Buck1/2, equal 100mv*/
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#define MAX_STEPS_ONE_TIME 8
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#define ENABLE_MASK(id) (BIT(id) | BIT(4 + (id)))
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#define DISABLE_VAL(id) (BIT(4 + (id)))
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#define RK817_BOOST_DESC(_id, _match, _supply, _min, _max, _step, _vreg,\
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_vmask, _ereg, _emask, _enval, _disval, _etime, m_drop) \
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{ \
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.name = (_match), \
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.supply_name = (_supply), \
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.of_match = of_match_ptr(_match), \
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.regulators_node = of_match_ptr("regulators"), \
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.type = REGULATOR_VOLTAGE, \
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.id = (_id), \
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.n_voltages = (((_max) - (_min)) / (_step) + 1), \
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.owner = THIS_MODULE, \
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.min_uV = (_min) * 1000, \
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.uV_step = (_step) * 1000, \
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.vsel_reg = (_vreg), \
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.vsel_mask = (_vmask), \
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.enable_reg = (_ereg), \
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.enable_mask = (_emask), \
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.enable_val = (_enval), \
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.disable_val = (_disval), \
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.enable_time = (_etime), \
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.min_dropout_uV = (m_drop) * 1000, \
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.ops = &rk817_boost_ops, \
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}
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#define RK8XX_DESC_COM(_id, _match, _supply, _min, _max, _step, _vreg, \
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_vmask, _ereg, _emask, _enval, _disval, _etime, _ops) \
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{ \
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.name = (_match), \
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.supply_name = (_supply), \
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.of_match = of_match_ptr(_match), \
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.regulators_node = of_match_ptr("regulators"), \
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.type = REGULATOR_VOLTAGE, \
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.id = (_id), \
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.n_voltages = (((_max) - (_min)) / (_step) + 1), \
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.owner = THIS_MODULE, \
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.min_uV = (_min) * 1000, \
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.uV_step = (_step) * 1000, \
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.vsel_reg = (_vreg), \
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.vsel_mask = (_vmask), \
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.enable_reg = (_ereg), \
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.enable_mask = (_emask), \
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.enable_val = (_enval), \
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.disable_val = (_disval), \
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.enable_time = (_etime), \
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.ops = _ops, \
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}
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#define RK805_DESC(_id, _match, _supply, _min, _max, _step, _vreg, \
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_vmask, _ereg, _emask, _etime) \
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RK8XX_DESC_COM(_id, _match, _supply, _min, _max, _step, _vreg, \
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_vmask, _ereg, _emask, 0, 0, _etime, &rk805_reg_ops)
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#define RK8XX_DESC(_id, _match, _supply, _min, _max, _step, _vreg, \
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_vmask, _ereg, _emask, _etime) \
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RK8XX_DESC_COM(_id, _match, _supply, _min, _max, _step, _vreg, \
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_vmask, _ereg, _emask, 0, 0, _etime, &rk808_reg_ops)
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#define RK817_DESC(_id, _match, _supply, _min, _max, _step, _vreg, \
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_vmask, _ereg, _emask, _disval, _etime) \
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RK8XX_DESC_COM(_id, _match, _supply, _min, _max, _step, _vreg, \
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_vmask, _ereg, _emask, _emask, _disval, _etime, &rk817_reg_ops)
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#define RKXX_DESC_SWITCH_COM(_id, _match, _supply, _ereg, _emask, \
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_enval, _disval, _ops) \
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{ \
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.name = (_match), \
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.supply_name = (_supply), \
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.of_match = of_match_ptr(_match), \
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.regulators_node = of_match_ptr("regulators"), \
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.type = REGULATOR_VOLTAGE, \
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.id = (_id), \
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.enable_reg = (_ereg), \
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.enable_mask = (_emask), \
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.enable_val = (_enval), \
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.disable_val = (_disval), \
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.owner = THIS_MODULE, \
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.ops = _ops \
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}
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#define RK817_DESC_SWITCH(_id, _match, _supply, _ereg, _emask, \
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_disval) \
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RKXX_DESC_SWITCH_COM(_id, _match, _supply, _ereg, _emask, \
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_emask, _disval, &rk817_switch_ops)
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#define RK8XX_DESC_SWITCH(_id, _match, _supply, _ereg, _emask) \
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RKXX_DESC_SWITCH_COM(_id, _match, _supply, _ereg, _emask, \
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0, 0, &rk808_switch_ops)
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struct rk808_regulator_data {
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struct gpio_desc *dvs_gpio[2];
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};
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static const int rk808_buck_config_regs[] = {
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RK808_BUCK1_CONFIG_REG,
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RK808_BUCK2_CONFIG_REG,
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RK808_BUCK3_CONFIG_REG,
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RK808_BUCK4_CONFIG_REG,
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};
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static const struct regulator_linear_range rk808_ldo3_voltage_ranges[] = {
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REGULATOR_LINEAR_RANGE(800000, 0, 13, 100000),
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REGULATOR_LINEAR_RANGE(2500000, 15, 15, 0),
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};
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#define RK809_BUCK5_SEL_CNT (8)
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static const struct regulator_linear_range rk809_buck5_voltage_ranges[] = {
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REGULATOR_LINEAR_RANGE(1500000, 0, 0, 0),
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REGULATOR_LINEAR_RANGE(1800000, 1, 3, 200000),
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REGULATOR_LINEAR_RANGE(2800000, 4, 5, 200000),
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REGULATOR_LINEAR_RANGE(3300000, 6, 7, 300000),
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};
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#define RK817_BUCK1_MIN0 500000
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#define RK817_BUCK1_MAX0 1500000
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#define RK817_BUCK1_MIN1 1600000
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#define RK817_BUCK1_MAX1 2400000
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#define RK817_BUCK3_MAX1 3400000
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#define RK817_BUCK1_STP0 12500
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#define RK817_BUCK1_STP1 100000
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#define RK817_BUCK1_SEL0 ((RK817_BUCK1_MAX0 - RK817_BUCK1_MIN0) /\
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RK817_BUCK1_STP0)
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#define RK817_BUCK1_SEL1 ((RK817_BUCK1_MAX1 - RK817_BUCK1_MIN1) /\
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RK817_BUCK1_STP1)
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#define RK817_BUCK3_SEL1 ((RK817_BUCK3_MAX1 - RK817_BUCK1_MIN1) /\
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RK817_BUCK1_STP1)
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#define RK817_BUCK1_SEL_CNT (RK817_BUCK1_SEL0 + RK817_BUCK1_SEL1 + 1)
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#define RK817_BUCK3_SEL_CNT (RK817_BUCK1_SEL0 + RK817_BUCK3_SEL1 + 1)
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static const struct regulator_linear_range rk817_buck1_voltage_ranges[] = {
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REGULATOR_LINEAR_RANGE(RK817_BUCK1_MIN0, 0,
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RK817_BUCK1_SEL0, RK817_BUCK1_STP0),
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REGULATOR_LINEAR_RANGE(RK817_BUCK1_MIN1, RK817_BUCK1_SEL0 + 1,
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RK817_BUCK1_SEL_CNT, RK817_BUCK1_STP1),
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};
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static const struct regulator_linear_range rk817_buck3_voltage_ranges[] = {
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REGULATOR_LINEAR_RANGE(RK817_BUCK1_MIN0, 0,
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RK817_BUCK1_SEL0, RK817_BUCK1_STP0),
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REGULATOR_LINEAR_RANGE(RK817_BUCK1_MIN1, RK817_BUCK1_SEL0 + 1,
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RK817_BUCK3_SEL_CNT, RK817_BUCK1_STP1),
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};
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static int rk808_buck1_2_get_voltage_sel_regmap(struct regulator_dev *rdev)
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{
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struct rk808_regulator_data *pdata = rdev_get_drvdata(rdev);
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int id = rdev_get_id(rdev);
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struct gpio_desc *gpio = pdata->dvs_gpio[id];
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unsigned int val;
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int ret;
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if (!gpio || gpiod_get_value(gpio) == 0)
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return regulator_get_voltage_sel_regmap(rdev);
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ret = regmap_read(rdev->regmap,
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rdev->desc->vsel_reg + RK808_DVS_REG_OFFSET,
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&val);
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if (ret != 0)
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return ret;
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val &= rdev->desc->vsel_mask;
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val >>= ffs(rdev->desc->vsel_mask) - 1;
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return val;
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}
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static int rk808_buck1_2_i2c_set_voltage_sel(struct regulator_dev *rdev,
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unsigned sel)
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{
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int ret, delta_sel;
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unsigned int old_sel, tmp, val, mask = rdev->desc->vsel_mask;
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ret = regmap_read(rdev->regmap, rdev->desc->vsel_reg, &val);
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if (ret != 0)
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return ret;
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tmp = val & ~mask;
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old_sel = val & mask;
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old_sel >>= ffs(mask) - 1;
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delta_sel = sel - old_sel;
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/*
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* If directly modify the register to change the voltage, we will face
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* the risk of overshoot. Put it into a multi-step, can effectively
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* avoid this problem, a step is 100mv here.
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*/
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while (delta_sel > MAX_STEPS_ONE_TIME) {
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old_sel += MAX_STEPS_ONE_TIME;
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val = old_sel << (ffs(mask) - 1);
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val |= tmp;
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/*
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* i2c is 400kHz (2.5us per bit) and we must transmit _at least_
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* 3 bytes (24 bits) plus start and stop so 26 bits. So we've
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* got more than 65 us between each voltage change and thus
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* won't ramp faster than ~1500 uV / us.
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*/
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ret = regmap_write(rdev->regmap, rdev->desc->vsel_reg, val);
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delta_sel = sel - old_sel;
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}
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sel <<= ffs(mask) - 1;
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val = tmp | sel;
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ret = regmap_write(rdev->regmap, rdev->desc->vsel_reg, val);
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/*
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* When we change the voltage register directly, the ramp rate is about
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* 100000uv/us, wait 1us to make sure the target voltage to be stable,
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* so we needn't wait extra time after that.
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*/
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udelay(1);
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return ret;
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}
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static int rk808_buck1_2_set_voltage_sel(struct regulator_dev *rdev,
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unsigned sel)
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{
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struct rk808_regulator_data *pdata = rdev_get_drvdata(rdev);
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int id = rdev_get_id(rdev);
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struct gpio_desc *gpio = pdata->dvs_gpio[id];
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unsigned int reg = rdev->desc->vsel_reg;
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unsigned old_sel;
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int ret, gpio_level;
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if (!gpio)
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return rk808_buck1_2_i2c_set_voltage_sel(rdev, sel);
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gpio_level = gpiod_get_value(gpio);
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if (gpio_level == 0) {
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reg += RK808_DVS_REG_OFFSET;
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ret = regmap_read(rdev->regmap, rdev->desc->vsel_reg, &old_sel);
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} else {
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ret = regmap_read(rdev->regmap,
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reg + RK808_DVS_REG_OFFSET,
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&old_sel);
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}
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|
|
if (ret != 0)
|
|
return ret;
|
|
|
|
sel <<= ffs(rdev->desc->vsel_mask) - 1;
|
|
sel |= old_sel & ~rdev->desc->vsel_mask;
|
|
|
|
ret = regmap_write(rdev->regmap, reg, sel);
|
|
if (ret)
|
|
return ret;
|
|
|
|
gpiod_set_value(gpio, !gpio_level);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int rk808_buck1_2_set_voltage_time_sel(struct regulator_dev *rdev,
|
|
unsigned int old_selector,
|
|
unsigned int new_selector)
|
|
{
|
|
struct rk808_regulator_data *pdata = rdev_get_drvdata(rdev);
|
|
int id = rdev_get_id(rdev);
|
|
struct gpio_desc *gpio = pdata->dvs_gpio[id];
|
|
|
|
/* if there is no dvs1/2 pin, we don't need wait extra time here. */
|
|
if (!gpio)
|
|
return 0;
|
|
|
|
return regulator_set_voltage_time_sel(rdev, old_selector, new_selector);
|
|
}
|
|
|
|
static int rk808_set_ramp_delay(struct regulator_dev *rdev, int ramp_delay)
|
|
{
|
|
unsigned int ramp_value = RK808_RAMP_RATE_10MV_PER_US;
|
|
unsigned int reg = rk808_buck_config_regs[rdev_get_id(rdev)];
|
|
|
|
switch (ramp_delay) {
|
|
case 1 ... 2000:
|
|
ramp_value = RK808_RAMP_RATE_2MV_PER_US;
|
|
break;
|
|
case 2001 ... 4000:
|
|
ramp_value = RK808_RAMP_RATE_4MV_PER_US;
|
|
break;
|
|
case 4001 ... 6000:
|
|
ramp_value = RK808_RAMP_RATE_6MV_PER_US;
|
|
break;
|
|
case 6001 ... 10000:
|
|
break;
|
|
default:
|
|
pr_warn("%s ramp_delay: %d not supported, setting 10000\n",
|
|
rdev->desc->name, ramp_delay);
|
|
}
|
|
|
|
return regmap_update_bits(rdev->regmap, reg,
|
|
RK808_RAMP_RATE_MASK, ramp_value);
|
|
}
|
|
|
|
/*
|
|
* RK817 RK809
|
|
*/
|
|
static int rk817_set_ramp_delay(struct regulator_dev *rdev, int ramp_delay)
|
|
{
|
|
unsigned int ramp_value = RK817_RAMP_RATE_25MV_PER_US;
|
|
unsigned int reg = RK817_BUCK_CONFIG_REG(rdev_get_id(rdev));
|
|
|
|
switch (ramp_delay) {
|
|
case 0 ... 3000:
|
|
ramp_value = RK817_RAMP_RATE_3MV_PER_US;
|
|
break;
|
|
case 3001 ... 6300:
|
|
ramp_value = RK817_RAMP_RATE_6_3MV_PER_US;
|
|
break;
|
|
case 6301 ... 12500:
|
|
ramp_value = RK817_RAMP_RATE_12_5MV_PER_US;
|
|
break;
|
|
case 12501 ... 25000:
|
|
break;
|
|
default:
|
|
dev_warn(&rdev->dev,
|
|
"%s ramp_delay: %d not supported, setting 10000\n",
|
|
rdev->desc->name, ramp_delay);
|
|
}
|
|
|
|
return regmap_update_bits(rdev->regmap, reg,
|
|
RK817_RAMP_RATE_MASK, ramp_value);
|
|
}
|
|
|
|
static int rk808_set_suspend_voltage(struct regulator_dev *rdev, int uv)
|
|
{
|
|
unsigned int reg;
|
|
int sel = regulator_map_voltage_linear(rdev, uv, uv);
|
|
|
|
if (sel < 0)
|
|
return -EINVAL;
|
|
|
|
reg = rdev->desc->vsel_reg + RK808_SLP_REG_OFFSET;
|
|
|
|
return regmap_update_bits(rdev->regmap, reg,
|
|
rdev->desc->vsel_mask,
|
|
sel);
|
|
}
|
|
|
|
static int rk817_set_suspend_voltage(struct regulator_dev *rdev, int uv)
|
|
{
|
|
unsigned int reg;
|
|
int sel = regulator_map_voltage_linear(rdev, uv, uv);
|
|
/* only ldo1~ldo9 */
|
|
if (sel < 0)
|
|
return -EINVAL;
|
|
|
|
reg = rdev->desc->vsel_reg + RK808_SLP_REG_OFFSET;
|
|
|
|
return regmap_update_bits(rdev->regmap, reg,
|
|
rdev->desc->vsel_mask,
|
|
sel);
|
|
}
|
|
|
|
static int rk808_set_suspend_voltage_range(struct regulator_dev *rdev, int uv)
|
|
{
|
|
unsigned int reg;
|
|
int sel = regulator_map_voltage_linear_range(rdev, uv, uv);
|
|
|
|
if (sel < 0)
|
|
return -EINVAL;
|
|
|
|
reg = rdev->desc->vsel_reg + RK808_SLP_REG_OFFSET;
|
|
|
|
return regmap_update_bits(rdev->regmap, reg,
|
|
rdev->desc->vsel_mask,
|
|
sel);
|
|
}
|
|
|
|
static int rk805_set_suspend_enable(struct regulator_dev *rdev)
|
|
{
|
|
unsigned int reg;
|
|
|
|
reg = rdev->desc->enable_reg + RK808_SLP_SET_OFF_REG_OFFSET;
|
|
|
|
return regmap_update_bits(rdev->regmap, reg,
|
|
rdev->desc->enable_mask,
|
|
rdev->desc->enable_mask);
|
|
}
|
|
|
|
static int rk805_set_suspend_disable(struct regulator_dev *rdev)
|
|
{
|
|
unsigned int reg;
|
|
|
|
reg = rdev->desc->enable_reg + RK808_SLP_SET_OFF_REG_OFFSET;
|
|
|
|
return regmap_update_bits(rdev->regmap, reg,
|
|
rdev->desc->enable_mask,
|
|
0);
|
|
}
|
|
|
|
static int rk808_set_suspend_enable(struct regulator_dev *rdev)
|
|
{
|
|
unsigned int reg;
|
|
|
|
reg = rdev->desc->enable_reg + RK808_SLP_SET_OFF_REG_OFFSET;
|
|
|
|
return regmap_update_bits(rdev->regmap, reg,
|
|
rdev->desc->enable_mask,
|
|
0);
|
|
}
|
|
|
|
static int rk808_set_suspend_disable(struct regulator_dev *rdev)
|
|
{
|
|
unsigned int reg;
|
|
|
|
reg = rdev->desc->enable_reg + RK808_SLP_SET_OFF_REG_OFFSET;
|
|
|
|
return regmap_update_bits(rdev->regmap, reg,
|
|
rdev->desc->enable_mask,
|
|
rdev->desc->enable_mask);
|
|
}
|
|
|
|
static int rk817_set_suspend_enable_ctrl(struct regulator_dev *rdev,
|
|
unsigned int en)
|
|
{
|
|
unsigned int reg;
|
|
int id = rdev_get_id(rdev);
|
|
unsigned int id_slp, msk, val;
|
|
|
|
if (id >= RK817_ID_DCDC1 && id <= RK817_ID_DCDC4)
|
|
id_slp = id;
|
|
else if (id >= RK817_ID_LDO1 && id <= RK817_ID_LDO8)
|
|
id_slp = 8 + (id - RK817_ID_LDO1);
|
|
else if (id >= RK817_ID_LDO9 && id <= RK809_ID_SW2)
|
|
id_slp = 4 + (id - RK817_ID_LDO9);
|
|
else
|
|
return -EINVAL;
|
|
|
|
reg = RK817_POWER_SLP_EN_REG(id_slp / 8);
|
|
|
|
msk = BIT(id_slp % 8);
|
|
if (en)
|
|
val = msk;
|
|
else
|
|
val = 0;
|
|
|
|
return regmap_update_bits(rdev->regmap, reg, msk, val);
|
|
}
|
|
|
|
static int rk817_set_suspend_enable(struct regulator_dev *rdev)
|
|
{
|
|
return rk817_set_suspend_enable_ctrl(rdev, 1);
|
|
}
|
|
|
|
static int rk817_set_suspend_disable(struct regulator_dev *rdev)
|
|
{
|
|
return rk817_set_suspend_enable_ctrl(rdev, 0);
|
|
}
|
|
|
|
static int rk8xx_set_suspend_mode(struct regulator_dev *rdev, unsigned int mode)
|
|
{
|
|
unsigned int reg;
|
|
|
|
reg = rdev->desc->vsel_reg + RK808_SLP_REG_OFFSET;
|
|
|
|
switch (mode) {
|
|
case REGULATOR_MODE_FAST:
|
|
return regmap_update_bits(rdev->regmap, reg,
|
|
PWM_MODE_MSK, FPWM_MODE);
|
|
case REGULATOR_MODE_NORMAL:
|
|
return regmap_update_bits(rdev->regmap, reg,
|
|
PWM_MODE_MSK, AUTO_PWM_MODE);
|
|
default:
|
|
dev_err(&rdev->dev, "do not support this mode\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int rk8xx_set_mode(struct regulator_dev *rdev, unsigned int mode)
|
|
{
|
|
switch (mode) {
|
|
case REGULATOR_MODE_FAST:
|
|
return regmap_update_bits(rdev->regmap, rdev->desc->vsel_reg,
|
|
PWM_MODE_MSK, FPWM_MODE);
|
|
case REGULATOR_MODE_NORMAL:
|
|
return regmap_update_bits(rdev->regmap, rdev->desc->vsel_reg,
|
|
PWM_MODE_MSK, AUTO_PWM_MODE);
|
|
default:
|
|
dev_err(&rdev->dev, "do not support this mode\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static unsigned int rk8xx_get_mode(struct regulator_dev *rdev)
|
|
{
|
|
unsigned int val;
|
|
int err;
|
|
|
|
err = regmap_read(rdev->regmap, rdev->desc->vsel_reg, &val);
|
|
if (err)
|
|
return err;
|
|
|
|
if (val & FPWM_MODE)
|
|
return REGULATOR_MODE_FAST;
|
|
else
|
|
return REGULATOR_MODE_NORMAL;
|
|
}
|
|
|
|
static int rk8xx_is_enabled_wmsk_regmap(struct regulator_dev *rdev)
|
|
{
|
|
unsigned int val;
|
|
int ret;
|
|
|
|
ret = regmap_read(rdev->regmap, rdev->desc->enable_reg, &val);
|
|
if (ret != 0)
|
|
return ret;
|
|
|
|
/* add write mask bit */
|
|
val |= (rdev->desc->enable_mask & 0xf0);
|
|
val &= rdev->desc->enable_mask;
|
|
|
|
if (rdev->desc->enable_is_inverted) {
|
|
if (rdev->desc->enable_val)
|
|
return val != rdev->desc->enable_val;
|
|
return (val == 0);
|
|
}
|
|
if (rdev->desc->enable_val)
|
|
return val == rdev->desc->enable_val;
|
|
return val != 0;
|
|
}
|
|
|
|
static unsigned int rk8xx_regulator_of_map_mode(unsigned int mode)
|
|
{
|
|
switch (mode) {
|
|
case 1:
|
|
return REGULATOR_MODE_FAST;
|
|
case 2:
|
|
return REGULATOR_MODE_NORMAL;
|
|
default:
|
|
return -EINVAL;
|
|
}
|
|
}
|
|
|
|
static const struct regulator_ops rk805_reg_ops = {
|
|
.list_voltage = regulator_list_voltage_linear,
|
|
.map_voltage = regulator_map_voltage_linear,
|
|
.get_voltage_sel = regulator_get_voltage_sel_regmap,
|
|
.set_voltage_sel = regulator_set_voltage_sel_regmap,
|
|
.enable = regulator_enable_regmap,
|
|
.disable = regulator_disable_regmap,
|
|
.is_enabled = regulator_is_enabled_regmap,
|
|
.set_suspend_voltage = rk808_set_suspend_voltage,
|
|
.set_suspend_enable = rk805_set_suspend_enable,
|
|
.set_suspend_disable = rk805_set_suspend_disable,
|
|
};
|
|
|
|
static const struct regulator_ops rk805_switch_ops = {
|
|
.enable = regulator_enable_regmap,
|
|
.disable = regulator_disable_regmap,
|
|
.is_enabled = regulator_is_enabled_regmap,
|
|
.set_suspend_enable = rk805_set_suspend_enable,
|
|
.set_suspend_disable = rk805_set_suspend_disable,
|
|
};
|
|
|
|
static const struct regulator_ops rk808_buck1_2_ops = {
|
|
.list_voltage = regulator_list_voltage_linear,
|
|
.map_voltage = regulator_map_voltage_linear,
|
|
.get_voltage_sel = rk808_buck1_2_get_voltage_sel_regmap,
|
|
.set_voltage_sel = rk808_buck1_2_set_voltage_sel,
|
|
.set_voltage_time_sel = rk808_buck1_2_set_voltage_time_sel,
|
|
.enable = regulator_enable_regmap,
|
|
.disable = regulator_disable_regmap,
|
|
.is_enabled = regulator_is_enabled_regmap,
|
|
.set_ramp_delay = rk808_set_ramp_delay,
|
|
.set_suspend_voltage = rk808_set_suspend_voltage,
|
|
.set_suspend_enable = rk808_set_suspend_enable,
|
|
.set_suspend_disable = rk808_set_suspend_disable,
|
|
};
|
|
|
|
static const struct regulator_ops rk808_reg_ops = {
|
|
.list_voltage = regulator_list_voltage_linear,
|
|
.map_voltage = regulator_map_voltage_linear,
|
|
.get_voltage_sel = regulator_get_voltage_sel_regmap,
|
|
.set_voltage_sel = regulator_set_voltage_sel_regmap,
|
|
.enable = regulator_enable_regmap,
|
|
.disable = regulator_disable_regmap,
|
|
.is_enabled = regulator_is_enabled_regmap,
|
|
.set_suspend_voltage = rk808_set_suspend_voltage,
|
|
.set_suspend_enable = rk808_set_suspend_enable,
|
|
.set_suspend_disable = rk808_set_suspend_disable,
|
|
};
|
|
|
|
static const struct regulator_ops rk808_reg_ops_ranges = {
|
|
.list_voltage = regulator_list_voltage_linear_range,
|
|
.map_voltage = regulator_map_voltage_linear_range,
|
|
.get_voltage_sel = regulator_get_voltage_sel_regmap,
|
|
.set_voltage_sel = regulator_set_voltage_sel_regmap,
|
|
.enable = regulator_enable_regmap,
|
|
.disable = regulator_disable_regmap,
|
|
.is_enabled = regulator_is_enabled_regmap,
|
|
.set_suspend_voltage = rk808_set_suspend_voltage_range,
|
|
.set_suspend_enable = rk808_set_suspend_enable,
|
|
.set_suspend_disable = rk808_set_suspend_disable,
|
|
};
|
|
|
|
static const struct regulator_ops rk808_switch_ops = {
|
|
.enable = regulator_enable_regmap,
|
|
.disable = regulator_disable_regmap,
|
|
.is_enabled = regulator_is_enabled_regmap,
|
|
.set_suspend_enable = rk808_set_suspend_enable,
|
|
.set_suspend_disable = rk808_set_suspend_disable,
|
|
};
|
|
|
|
static const struct regulator_linear_range rk805_buck_1_2_voltage_ranges[] = {
|
|
REGULATOR_LINEAR_RANGE(712500, 0, 59, 12500),
|
|
REGULATOR_LINEAR_RANGE(1800000, 60, 62, 200000),
|
|
REGULATOR_LINEAR_RANGE(2300000, 63, 63, 0),
|
|
};
|
|
|
|
static struct regulator_ops rk809_buck5_ops_range = {
|
|
.list_voltage = regulator_list_voltage_linear_range,
|
|
.map_voltage = regulator_map_voltage_linear_range,
|
|
.get_voltage_sel = regulator_get_voltage_sel_regmap,
|
|
.set_voltage_sel = regulator_set_voltage_sel_regmap,
|
|
.set_voltage_time_sel = regulator_set_voltage_time_sel,
|
|
.enable = regulator_enable_regmap,
|
|
.disable = regulator_disable_regmap,
|
|
.is_enabled = rk8xx_is_enabled_wmsk_regmap,
|
|
.set_suspend_voltage = rk808_set_suspend_voltage_range,
|
|
.set_suspend_enable = rk817_set_suspend_enable,
|
|
.set_suspend_disable = rk817_set_suspend_disable,
|
|
};
|
|
|
|
static struct regulator_ops rk817_reg_ops = {
|
|
.list_voltage = regulator_list_voltage_linear,
|
|
.map_voltage = regulator_map_voltage_linear,
|
|
.get_voltage_sel = regulator_get_voltage_sel_regmap,
|
|
.set_voltage_sel = regulator_set_voltage_sel_regmap,
|
|
.enable = regulator_enable_regmap,
|
|
.disable = regulator_disable_regmap,
|
|
.is_enabled = rk8xx_is_enabled_wmsk_regmap,
|
|
.set_suspend_voltage = rk817_set_suspend_voltage,
|
|
.set_suspend_enable = rk817_set_suspend_enable,
|
|
.set_suspend_disable = rk817_set_suspend_disable,
|
|
};
|
|
|
|
static struct regulator_ops rk817_boost_ops = {
|
|
.list_voltage = regulator_list_voltage_linear,
|
|
.map_voltage = regulator_map_voltage_linear,
|
|
.get_voltage_sel = regulator_get_voltage_sel_regmap,
|
|
.set_voltage_sel = regulator_set_voltage_sel_regmap,
|
|
.enable = regulator_enable_regmap,
|
|
.disable = regulator_disable_regmap,
|
|
.is_enabled = rk8xx_is_enabled_wmsk_regmap,
|
|
.set_suspend_enable = rk817_set_suspend_enable,
|
|
.set_suspend_disable = rk817_set_suspend_disable,
|
|
};
|
|
|
|
static struct regulator_ops rk817_buck_ops_range = {
|
|
.list_voltage = regulator_list_voltage_linear_range,
|
|
.map_voltage = regulator_map_voltage_linear_range,
|
|
.get_voltage_sel = regulator_get_voltage_sel_regmap,
|
|
.set_voltage_sel = regulator_set_voltage_sel_regmap,
|
|
.set_voltage_time_sel = regulator_set_voltage_time_sel,
|
|
.enable = regulator_enable_regmap,
|
|
.disable = regulator_disable_regmap,
|
|
.is_enabled = rk8xx_is_enabled_wmsk_regmap,
|
|
.set_mode = rk8xx_set_mode,
|
|
.get_mode = rk8xx_get_mode,
|
|
.set_suspend_mode = rk8xx_set_suspend_mode,
|
|
.set_ramp_delay = rk817_set_ramp_delay,
|
|
.set_suspend_voltage = rk808_set_suspend_voltage_range,
|
|
.set_suspend_enable = rk817_set_suspend_enable,
|
|
.set_suspend_disable = rk817_set_suspend_disable,
|
|
};
|
|
|
|
static struct regulator_ops rk817_switch_ops = {
|
|
.enable = regulator_enable_regmap,
|
|
.disable = regulator_disable_regmap,
|
|
.is_enabled = rk8xx_is_enabled_wmsk_regmap,
|
|
.set_suspend_enable = rk817_set_suspend_enable,
|
|
.set_suspend_disable = rk817_set_suspend_disable,
|
|
};
|
|
|
|
static const struct regulator_desc rk805_reg[] = {
|
|
{
|
|
.name = "DCDC_REG1",
|
|
.supply_name = "vcc1",
|
|
.of_match = of_match_ptr("DCDC_REG1"),
|
|
.regulators_node = of_match_ptr("regulators"),
|
|
.id = RK805_ID_DCDC1,
|
|
.ops = &rk808_reg_ops_ranges,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.n_voltages = 64,
|
|
.linear_ranges = rk805_buck_1_2_voltage_ranges,
|
|
.n_linear_ranges = ARRAY_SIZE(rk805_buck_1_2_voltage_ranges),
|
|
.vsel_reg = RK805_BUCK1_ON_VSEL_REG,
|
|
.vsel_mask = RK818_BUCK_VSEL_MASK,
|
|
.enable_reg = RK805_DCDC_EN_REG,
|
|
.enable_mask = BIT(0),
|
|
.owner = THIS_MODULE,
|
|
}, {
|
|
.name = "DCDC_REG2",
|
|
.supply_name = "vcc2",
|
|
.of_match = of_match_ptr("DCDC_REG2"),
|
|
.regulators_node = of_match_ptr("regulators"),
|
|
.id = RK805_ID_DCDC2,
|
|
.ops = &rk808_reg_ops_ranges,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.n_voltages = 64,
|
|
.linear_ranges = rk805_buck_1_2_voltage_ranges,
|
|
.n_linear_ranges = ARRAY_SIZE(rk805_buck_1_2_voltage_ranges),
|
|
.vsel_reg = RK805_BUCK2_ON_VSEL_REG,
|
|
.vsel_mask = RK818_BUCK_VSEL_MASK,
|
|
.enable_reg = RK805_DCDC_EN_REG,
|
|
.enable_mask = BIT(1),
|
|
.owner = THIS_MODULE,
|
|
}, {
|
|
.name = "DCDC_REG3",
|
|
.supply_name = "vcc3",
|
|
.of_match = of_match_ptr("DCDC_REG3"),
|
|
.regulators_node = of_match_ptr("regulators"),
|
|
.id = RK805_ID_DCDC3,
|
|
.ops = &rk805_switch_ops,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.n_voltages = 1,
|
|
.enable_reg = RK805_DCDC_EN_REG,
|
|
.enable_mask = BIT(2),
|
|
.owner = THIS_MODULE,
|
|
},
|
|
|
|
RK805_DESC(RK805_ID_DCDC4, "DCDC_REG4", "vcc4", 800, 3400, 100,
|
|
RK805_BUCK4_ON_VSEL_REG, RK818_BUCK4_VSEL_MASK,
|
|
RK805_DCDC_EN_REG, BIT(3), 0),
|
|
|
|
RK805_DESC(RK805_ID_LDO1, "LDO_REG1", "vcc5", 800, 3400, 100,
|
|
RK805_LDO1_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK805_LDO_EN_REG,
|
|
BIT(0), 400),
|
|
RK805_DESC(RK805_ID_LDO2, "LDO_REG2", "vcc5", 800, 3400, 100,
|
|
RK805_LDO2_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK805_LDO_EN_REG,
|
|
BIT(1), 400),
|
|
RK805_DESC(RK805_ID_LDO3, "LDO_REG3", "vcc6", 800, 3400, 100,
|
|
RK805_LDO3_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK805_LDO_EN_REG,
|
|
BIT(2), 400),
|
|
};
|
|
|
|
static const struct regulator_desc rk808_reg[] = {
|
|
{
|
|
.name = "DCDC_REG1",
|
|
.supply_name = "vcc1",
|
|
.of_match = of_match_ptr("DCDC_REG1"),
|
|
.regulators_node = of_match_ptr("regulators"),
|
|
.id = RK808_ID_DCDC1,
|
|
.ops = &rk808_buck1_2_ops,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.min_uV = 712500,
|
|
.uV_step = 12500,
|
|
.n_voltages = 64,
|
|
.vsel_reg = RK808_BUCK1_ON_VSEL_REG,
|
|
.vsel_mask = RK808_BUCK_VSEL_MASK,
|
|
.enable_reg = RK808_DCDC_EN_REG,
|
|
.enable_mask = BIT(0),
|
|
.owner = THIS_MODULE,
|
|
}, {
|
|
.name = "DCDC_REG2",
|
|
.supply_name = "vcc2",
|
|
.of_match = of_match_ptr("DCDC_REG2"),
|
|
.regulators_node = of_match_ptr("regulators"),
|
|
.id = RK808_ID_DCDC2,
|
|
.ops = &rk808_buck1_2_ops,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.min_uV = 712500,
|
|
.uV_step = 12500,
|
|
.n_voltages = 64,
|
|
.vsel_reg = RK808_BUCK2_ON_VSEL_REG,
|
|
.vsel_mask = RK808_BUCK_VSEL_MASK,
|
|
.enable_reg = RK808_DCDC_EN_REG,
|
|
.enable_mask = BIT(1),
|
|
.owner = THIS_MODULE,
|
|
}, {
|
|
.name = "DCDC_REG3",
|
|
.supply_name = "vcc3",
|
|
.of_match = of_match_ptr("DCDC_REG3"),
|
|
.regulators_node = of_match_ptr("regulators"),
|
|
.id = RK808_ID_DCDC3,
|
|
.ops = &rk808_switch_ops,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.n_voltages = 1,
|
|
.enable_reg = RK808_DCDC_EN_REG,
|
|
.enable_mask = BIT(2),
|
|
.owner = THIS_MODULE,
|
|
},
|
|
RK8XX_DESC(RK808_ID_DCDC4, "DCDC_REG4", "vcc4", 1800, 3300, 100,
|
|
RK808_BUCK4_ON_VSEL_REG, RK808_BUCK4_VSEL_MASK,
|
|
RK808_DCDC_EN_REG, BIT(3), 0),
|
|
RK8XX_DESC(RK808_ID_LDO1, "LDO_REG1", "vcc6", 1800, 3400, 100,
|
|
RK808_LDO1_ON_VSEL_REG, RK808_LDO_VSEL_MASK, RK808_LDO_EN_REG,
|
|
BIT(0), 400),
|
|
RK8XX_DESC(RK808_ID_LDO2, "LDO_REG2", "vcc6", 1800, 3400, 100,
|
|
RK808_LDO2_ON_VSEL_REG, RK808_LDO_VSEL_MASK, RK808_LDO_EN_REG,
|
|
BIT(1), 400),
|
|
{
|
|
.name = "LDO_REG3",
|
|
.supply_name = "vcc7",
|
|
.of_match = of_match_ptr("LDO_REG3"),
|
|
.regulators_node = of_match_ptr("regulators"),
|
|
.id = RK808_ID_LDO3,
|
|
.ops = &rk808_reg_ops_ranges,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.n_voltages = 16,
|
|
.linear_ranges = rk808_ldo3_voltage_ranges,
|
|
.n_linear_ranges = ARRAY_SIZE(rk808_ldo3_voltage_ranges),
|
|
.vsel_reg = RK808_LDO3_ON_VSEL_REG,
|
|
.vsel_mask = RK808_BUCK4_VSEL_MASK,
|
|
.enable_reg = RK808_LDO_EN_REG,
|
|
.enable_mask = BIT(2),
|
|
.enable_time = 400,
|
|
.owner = THIS_MODULE,
|
|
},
|
|
RK8XX_DESC(RK808_ID_LDO4, "LDO_REG4", "vcc9", 1800, 3400, 100,
|
|
RK808_LDO4_ON_VSEL_REG, RK808_LDO_VSEL_MASK, RK808_LDO_EN_REG,
|
|
BIT(3), 400),
|
|
RK8XX_DESC(RK808_ID_LDO5, "LDO_REG5", "vcc9", 1800, 3400, 100,
|
|
RK808_LDO5_ON_VSEL_REG, RK808_LDO_VSEL_MASK, RK808_LDO_EN_REG,
|
|
BIT(4), 400),
|
|
RK8XX_DESC(RK808_ID_LDO6, "LDO_REG6", "vcc10", 800, 2500, 100,
|
|
RK808_LDO6_ON_VSEL_REG, RK808_LDO_VSEL_MASK, RK808_LDO_EN_REG,
|
|
BIT(5), 400),
|
|
RK8XX_DESC(RK808_ID_LDO7, "LDO_REG7", "vcc7", 800, 2500, 100,
|
|
RK808_LDO7_ON_VSEL_REG, RK808_LDO_VSEL_MASK, RK808_LDO_EN_REG,
|
|
BIT(6), 400),
|
|
RK8XX_DESC(RK808_ID_LDO8, "LDO_REG8", "vcc11", 1800, 3400, 100,
|
|
RK808_LDO8_ON_VSEL_REG, RK808_LDO_VSEL_MASK, RK808_LDO_EN_REG,
|
|
BIT(7), 400),
|
|
RK8XX_DESC_SWITCH(RK808_ID_SWITCH1, "SWITCH_REG1", "vcc8",
|
|
RK808_DCDC_EN_REG, BIT(5)),
|
|
RK8XX_DESC_SWITCH(RK808_ID_SWITCH2, "SWITCH_REG2", "vcc12",
|
|
RK808_DCDC_EN_REG, BIT(6)),
|
|
};
|
|
|
|
static const struct regulator_desc rk809_reg[] = {
|
|
{
|
|
.name = "DCDC_REG1",
|
|
.supply_name = "vcc1",
|
|
.of_match = of_match_ptr("DCDC_REG1"),
|
|
.regulators_node = of_match_ptr("regulators"),
|
|
.id = RK817_ID_DCDC1,
|
|
.ops = &rk817_buck_ops_range,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.n_voltages = RK817_BUCK1_SEL_CNT + 1,
|
|
.linear_ranges = rk817_buck1_voltage_ranges,
|
|
.n_linear_ranges = ARRAY_SIZE(rk817_buck1_voltage_ranges),
|
|
.vsel_reg = RK817_BUCK1_ON_VSEL_REG,
|
|
.vsel_mask = RK817_BUCK_VSEL_MASK,
|
|
.enable_reg = RK817_POWER_EN_REG(0),
|
|
.enable_mask = ENABLE_MASK(RK817_ID_DCDC1),
|
|
.enable_val = ENABLE_MASK(RK817_ID_DCDC1),
|
|
.disable_val = DISABLE_VAL(RK817_ID_DCDC1),
|
|
.of_map_mode = rk8xx_regulator_of_map_mode,
|
|
.owner = THIS_MODULE,
|
|
}, {
|
|
.name = "DCDC_REG2",
|
|
.supply_name = "vcc2",
|
|
.of_match = of_match_ptr("DCDC_REG2"),
|
|
.regulators_node = of_match_ptr("regulators"),
|
|
.id = RK817_ID_DCDC2,
|
|
.ops = &rk817_buck_ops_range,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.n_voltages = RK817_BUCK1_SEL_CNT + 1,
|
|
.linear_ranges = rk817_buck1_voltage_ranges,
|
|
.n_linear_ranges = ARRAY_SIZE(rk817_buck1_voltage_ranges),
|
|
.vsel_reg = RK817_BUCK2_ON_VSEL_REG,
|
|
.vsel_mask = RK817_BUCK_VSEL_MASK,
|
|
.enable_reg = RK817_POWER_EN_REG(0),
|
|
.enable_mask = ENABLE_MASK(RK817_ID_DCDC2),
|
|
.enable_val = ENABLE_MASK(RK817_ID_DCDC2),
|
|
.disable_val = DISABLE_VAL(RK817_ID_DCDC2),
|
|
.of_map_mode = rk8xx_regulator_of_map_mode,
|
|
.owner = THIS_MODULE,
|
|
}, {
|
|
.name = "DCDC_REG3",
|
|
.supply_name = "vcc3",
|
|
.of_match = of_match_ptr("DCDC_REG3"),
|
|
.regulators_node = of_match_ptr("regulators"),
|
|
.id = RK817_ID_DCDC3,
|
|
.ops = &rk817_buck_ops_range,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.n_voltages = RK817_BUCK1_SEL_CNT + 1,
|
|
.linear_ranges = rk817_buck1_voltage_ranges,
|
|
.n_linear_ranges = ARRAY_SIZE(rk817_buck1_voltage_ranges),
|
|
.vsel_reg = RK817_BUCK3_ON_VSEL_REG,
|
|
.vsel_mask = RK817_BUCK_VSEL_MASK,
|
|
.enable_reg = RK817_POWER_EN_REG(0),
|
|
.enable_mask = ENABLE_MASK(RK817_ID_DCDC3),
|
|
.enable_val = ENABLE_MASK(RK817_ID_DCDC3),
|
|
.disable_val = DISABLE_VAL(RK817_ID_DCDC3),
|
|
.of_map_mode = rk8xx_regulator_of_map_mode,
|
|
.owner = THIS_MODULE,
|
|
}, {
|
|
.name = "DCDC_REG4",
|
|
.supply_name = "vcc4",
|
|
.of_match = of_match_ptr("DCDC_REG4"),
|
|
.regulators_node = of_match_ptr("regulators"),
|
|
.id = RK817_ID_DCDC4,
|
|
.ops = &rk817_buck_ops_range,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.n_voltages = RK817_BUCK3_SEL_CNT + 1,
|
|
.linear_ranges = rk817_buck3_voltage_ranges,
|
|
.n_linear_ranges = ARRAY_SIZE(rk817_buck3_voltage_ranges),
|
|
.vsel_reg = RK817_BUCK4_ON_VSEL_REG,
|
|
.vsel_mask = RK817_BUCK_VSEL_MASK,
|
|
.enable_reg = RK817_POWER_EN_REG(0),
|
|
.enable_mask = ENABLE_MASK(RK817_ID_DCDC4),
|
|
.enable_val = ENABLE_MASK(RK817_ID_DCDC4),
|
|
.disable_val = DISABLE_VAL(RK817_ID_DCDC4),
|
|
.of_map_mode = rk8xx_regulator_of_map_mode,
|
|
.owner = THIS_MODULE,
|
|
},
|
|
{
|
|
.name = "DCDC_REG5",
|
|
.supply_name = "vcc9",
|
|
.of_match = of_match_ptr("DCDC_REG5"),
|
|
.regulators_node = of_match_ptr("regulators"),
|
|
.id = RK809_ID_DCDC5,
|
|
.ops = &rk809_buck5_ops_range,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.n_voltages = RK809_BUCK5_SEL_CNT,
|
|
.linear_ranges = rk809_buck5_voltage_ranges,
|
|
.n_linear_ranges = ARRAY_SIZE(rk809_buck5_voltage_ranges),
|
|
.vsel_reg = RK809_BUCK5_CONFIG(0),
|
|
.vsel_mask = RK809_BUCK5_VSEL_MASK,
|
|
.enable_reg = RK817_POWER_EN_REG(3),
|
|
.enable_mask = ENABLE_MASK(1),
|
|
.enable_val = ENABLE_MASK(1),
|
|
.disable_val = DISABLE_VAL(1),
|
|
.of_map_mode = rk8xx_regulator_of_map_mode,
|
|
.owner = THIS_MODULE,
|
|
},
|
|
RK817_DESC(RK817_ID_LDO1, "LDO_REG1", "vcc5", 600, 3400, 25,
|
|
RK817_LDO_ON_VSEL_REG(0), RK817_LDO_VSEL_MASK,
|
|
RK817_POWER_EN_REG(1), ENABLE_MASK(0),
|
|
DISABLE_VAL(0), 400),
|
|
RK817_DESC(RK817_ID_LDO2, "LDO_REG2", "vcc5", 600, 3400, 25,
|
|
RK817_LDO_ON_VSEL_REG(1), RK817_LDO_VSEL_MASK,
|
|
RK817_POWER_EN_REG(1), ENABLE_MASK(1),
|
|
DISABLE_VAL(1), 400),
|
|
RK817_DESC(RK817_ID_LDO3, "LDO_REG3", "vcc5", 600, 3400, 25,
|
|
RK817_LDO_ON_VSEL_REG(2), RK817_LDO_VSEL_MASK,
|
|
RK817_POWER_EN_REG(1), ENABLE_MASK(2),
|
|
DISABLE_VAL(2), 400),
|
|
RK817_DESC(RK817_ID_LDO4, "LDO_REG4", "vcc6", 600, 3400, 25,
|
|
RK817_LDO_ON_VSEL_REG(3), RK817_LDO_VSEL_MASK,
|
|
RK817_POWER_EN_REG(1), ENABLE_MASK(3),
|
|
DISABLE_VAL(3), 400),
|
|
RK817_DESC(RK817_ID_LDO5, "LDO_REG5", "vcc6", 600, 3400, 25,
|
|
RK817_LDO_ON_VSEL_REG(4), RK817_LDO_VSEL_MASK,
|
|
RK817_POWER_EN_REG(2), ENABLE_MASK(0),
|
|
DISABLE_VAL(0), 400),
|
|
RK817_DESC(RK817_ID_LDO6, "LDO_REG6", "vcc6", 600, 3400, 25,
|
|
RK817_LDO_ON_VSEL_REG(5), RK817_LDO_VSEL_MASK,
|
|
RK817_POWER_EN_REG(2), ENABLE_MASK(1),
|
|
DISABLE_VAL(1), 400),
|
|
RK817_DESC(RK817_ID_LDO7, "LDO_REG7", "vcc7", 600, 3400, 25,
|
|
RK817_LDO_ON_VSEL_REG(6), RK817_LDO_VSEL_MASK,
|
|
RK817_POWER_EN_REG(2), ENABLE_MASK(2),
|
|
DISABLE_VAL(2), 400),
|
|
RK817_DESC(RK817_ID_LDO8, "LDO_REG8", "vcc7", 600, 3400, 25,
|
|
RK817_LDO_ON_VSEL_REG(7), RK817_LDO_VSEL_MASK,
|
|
RK817_POWER_EN_REG(2), ENABLE_MASK(3),
|
|
DISABLE_VAL(3), 400),
|
|
RK817_DESC(RK817_ID_LDO9, "LDO_REG9", "vcc7", 600, 3400, 25,
|
|
RK817_LDO_ON_VSEL_REG(8), RK817_LDO_VSEL_MASK,
|
|
RK817_POWER_EN_REG(3), ENABLE_MASK(0),
|
|
DISABLE_VAL(0), 400),
|
|
RK817_DESC_SWITCH(RK809_ID_SW1, "SWITCH_REG1", "vcc9",
|
|
RK817_POWER_EN_REG(3), ENABLE_MASK(2),
|
|
DISABLE_VAL(2)),
|
|
RK817_DESC_SWITCH(RK809_ID_SW2, "SWITCH_REG2", "vcc8",
|
|
RK817_POWER_EN_REG(3), ENABLE_MASK(3),
|
|
DISABLE_VAL(3)),
|
|
};
|
|
|
|
static const struct regulator_desc rk817_reg[] = {
|
|
{
|
|
.name = "DCDC_REG1",
|
|
.supply_name = "vcc1",
|
|
.of_match = of_match_ptr("DCDC_REG1"),
|
|
.regulators_node = of_match_ptr("regulators"),
|
|
.id = RK817_ID_DCDC1,
|
|
.ops = &rk817_buck_ops_range,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.n_voltages = RK817_BUCK1_SEL_CNT + 1,
|
|
.linear_ranges = rk817_buck1_voltage_ranges,
|
|
.n_linear_ranges = ARRAY_SIZE(rk817_buck1_voltage_ranges),
|
|
.vsel_reg = RK817_BUCK1_ON_VSEL_REG,
|
|
.vsel_mask = RK817_BUCK_VSEL_MASK,
|
|
.enable_reg = RK817_POWER_EN_REG(0),
|
|
.enable_mask = ENABLE_MASK(RK817_ID_DCDC1),
|
|
.enable_val = ENABLE_MASK(RK817_ID_DCDC1),
|
|
.disable_val = DISABLE_VAL(RK817_ID_DCDC1),
|
|
.of_map_mode = rk8xx_regulator_of_map_mode,
|
|
.owner = THIS_MODULE,
|
|
}, {
|
|
.name = "DCDC_REG2",
|
|
.supply_name = "vcc2",
|
|
.of_match = of_match_ptr("DCDC_REG2"),
|
|
.regulators_node = of_match_ptr("regulators"),
|
|
.id = RK817_ID_DCDC2,
|
|
.ops = &rk817_buck_ops_range,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.n_voltages = RK817_BUCK1_SEL_CNT + 1,
|
|
.linear_ranges = rk817_buck1_voltage_ranges,
|
|
.n_linear_ranges = ARRAY_SIZE(rk817_buck1_voltage_ranges),
|
|
.vsel_reg = RK817_BUCK2_ON_VSEL_REG,
|
|
.vsel_mask = RK817_BUCK_VSEL_MASK,
|
|
.enable_reg = RK817_POWER_EN_REG(0),
|
|
.enable_mask = ENABLE_MASK(RK817_ID_DCDC2),
|
|
.enable_val = ENABLE_MASK(RK817_ID_DCDC2),
|
|
.disable_val = DISABLE_VAL(RK817_ID_DCDC2),
|
|
.of_map_mode = rk8xx_regulator_of_map_mode,
|
|
.owner = THIS_MODULE,
|
|
}, {
|
|
.name = "DCDC_REG3",
|
|
.supply_name = "vcc3",
|
|
.of_match = of_match_ptr("DCDC_REG3"),
|
|
.regulators_node = of_match_ptr("regulators"),
|
|
.id = RK817_ID_DCDC3,
|
|
.ops = &rk817_buck_ops_range,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.n_voltages = RK817_BUCK1_SEL_CNT + 1,
|
|
.linear_ranges = rk817_buck1_voltage_ranges,
|
|
.n_linear_ranges = ARRAY_SIZE(rk817_buck1_voltage_ranges),
|
|
.vsel_reg = RK817_BUCK3_ON_VSEL_REG,
|
|
.vsel_mask = RK817_BUCK_VSEL_MASK,
|
|
.enable_reg = RK817_POWER_EN_REG(0),
|
|
.enable_mask = ENABLE_MASK(RK817_ID_DCDC3),
|
|
.enable_val = ENABLE_MASK(RK817_ID_DCDC3),
|
|
.disable_val = DISABLE_VAL(RK817_ID_DCDC3),
|
|
.of_map_mode = rk8xx_regulator_of_map_mode,
|
|
.owner = THIS_MODULE,
|
|
}, {
|
|
.name = "DCDC_REG4",
|
|
.supply_name = "vcc4",
|
|
.of_match = of_match_ptr("DCDC_REG4"),
|
|
.regulators_node = of_match_ptr("regulators"),
|
|
.id = RK817_ID_DCDC4,
|
|
.ops = &rk817_buck_ops_range,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.n_voltages = RK817_BUCK3_SEL_CNT + 1,
|
|
.linear_ranges = rk817_buck3_voltage_ranges,
|
|
.n_linear_ranges = ARRAY_SIZE(rk817_buck3_voltage_ranges),
|
|
.vsel_reg = RK817_BUCK4_ON_VSEL_REG,
|
|
.vsel_mask = RK817_BUCK_VSEL_MASK,
|
|
.enable_reg = RK817_POWER_EN_REG(0),
|
|
.enable_mask = ENABLE_MASK(RK817_ID_DCDC4),
|
|
.enable_val = ENABLE_MASK(RK817_ID_DCDC4),
|
|
.disable_val = DISABLE_VAL(RK817_ID_DCDC4),
|
|
.of_map_mode = rk8xx_regulator_of_map_mode,
|
|
.owner = THIS_MODULE,
|
|
},
|
|
RK817_DESC(RK817_ID_LDO1, "LDO_REG1", "vcc5", 600, 3400, 25,
|
|
RK817_LDO_ON_VSEL_REG(0), RK817_LDO_VSEL_MASK,
|
|
RK817_POWER_EN_REG(1), ENABLE_MASK(0),
|
|
DISABLE_VAL(0), 400),
|
|
RK817_DESC(RK817_ID_LDO2, "LDO_REG2", "vcc5", 600, 3400, 25,
|
|
RK817_LDO_ON_VSEL_REG(1), RK817_LDO_VSEL_MASK,
|
|
RK817_POWER_EN_REG(1), ENABLE_MASK(1),
|
|
DISABLE_VAL(1), 400),
|
|
RK817_DESC(RK817_ID_LDO3, "LDO_REG3", "vcc5", 600, 3400, 25,
|
|
RK817_LDO_ON_VSEL_REG(2), RK817_LDO_VSEL_MASK,
|
|
RK817_POWER_EN_REG(1), ENABLE_MASK(2),
|
|
DISABLE_VAL(2), 400),
|
|
RK817_DESC(RK817_ID_LDO4, "LDO_REG4", "vcc6", 600, 3400, 25,
|
|
RK817_LDO_ON_VSEL_REG(3), RK817_LDO_VSEL_MASK,
|
|
RK817_POWER_EN_REG(1), ENABLE_MASK(3),
|
|
DISABLE_VAL(3), 400),
|
|
RK817_DESC(RK817_ID_LDO5, "LDO_REG5", "vcc6", 600, 3400, 25,
|
|
RK817_LDO_ON_VSEL_REG(4), RK817_LDO_VSEL_MASK,
|
|
RK817_POWER_EN_REG(2), ENABLE_MASK(0),
|
|
DISABLE_VAL(0), 400),
|
|
RK817_DESC(RK817_ID_LDO6, "LDO_REG6", "vcc6", 600, 3400, 25,
|
|
RK817_LDO_ON_VSEL_REG(5), RK817_LDO_VSEL_MASK,
|
|
RK817_POWER_EN_REG(2), ENABLE_MASK(1),
|
|
DISABLE_VAL(1), 400),
|
|
RK817_DESC(RK817_ID_LDO7, "LDO_REG7", "vcc7", 600, 3400, 25,
|
|
RK817_LDO_ON_VSEL_REG(6), RK817_LDO_VSEL_MASK,
|
|
RK817_POWER_EN_REG(2), ENABLE_MASK(2),
|
|
DISABLE_VAL(2), 400),
|
|
RK817_DESC(RK817_ID_LDO8, "LDO_REG8", "vcc7", 600, 3400, 25,
|
|
RK817_LDO_ON_VSEL_REG(7), RK817_LDO_VSEL_MASK,
|
|
RK817_POWER_EN_REG(2), ENABLE_MASK(3),
|
|
DISABLE_VAL(3), 400),
|
|
RK817_DESC(RK817_ID_LDO9, "LDO_REG9", "vcc7", 600, 3400, 25,
|
|
RK817_LDO_ON_VSEL_REG(8), RK817_LDO_VSEL_MASK,
|
|
RK817_POWER_EN_REG(3), ENABLE_MASK(0),
|
|
DISABLE_VAL(0), 400),
|
|
RK817_BOOST_DESC(RK817_ID_BOOST, "BOOST", "vcc8", 4700, 5400, 100,
|
|
RK817_BOOST_OTG_CFG, RK817_BOOST_VSEL_MASK,
|
|
RK817_POWER_EN_REG(3), ENABLE_MASK(1), ENABLE_MASK(1),
|
|
DISABLE_VAL(1), 400, 3500 - 5400),
|
|
RK817_DESC_SWITCH(RK817_ID_BOOST_OTG_SW, "OTG_SWITCH", "vcc9",
|
|
RK817_POWER_EN_REG(3), ENABLE_MASK(2),
|
|
DISABLE_VAL(2)),
|
|
};
|
|
|
|
static const struct regulator_desc rk818_reg[] = {
|
|
{
|
|
.name = "DCDC_REG1",
|
|
.supply_name = "vcc1",
|
|
.of_match = of_match_ptr("DCDC_REG1"),
|
|
.regulators_node = of_match_ptr("regulators"),
|
|
.id = RK818_ID_DCDC1,
|
|
.ops = &rk808_reg_ops,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.min_uV = 712500,
|
|
.uV_step = 12500,
|
|
.n_voltages = 64,
|
|
.vsel_reg = RK818_BUCK1_ON_VSEL_REG,
|
|
.vsel_mask = RK818_BUCK_VSEL_MASK,
|
|
.enable_reg = RK818_DCDC_EN_REG,
|
|
.enable_mask = BIT(0),
|
|
.owner = THIS_MODULE,
|
|
}, {
|
|
.name = "DCDC_REG2",
|
|
.supply_name = "vcc2",
|
|
.of_match = of_match_ptr("DCDC_REG2"),
|
|
.regulators_node = of_match_ptr("regulators"),
|
|
.id = RK818_ID_DCDC2,
|
|
.ops = &rk808_reg_ops,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.min_uV = 712500,
|
|
.uV_step = 12500,
|
|
.n_voltages = 64,
|
|
.vsel_reg = RK818_BUCK2_ON_VSEL_REG,
|
|
.vsel_mask = RK818_BUCK_VSEL_MASK,
|
|
.enable_reg = RK818_DCDC_EN_REG,
|
|
.enable_mask = BIT(1),
|
|
.owner = THIS_MODULE,
|
|
}, {
|
|
.name = "DCDC_REG3",
|
|
.supply_name = "vcc3",
|
|
.of_match = of_match_ptr("DCDC_REG3"),
|
|
.regulators_node = of_match_ptr("regulators"),
|
|
.id = RK818_ID_DCDC3,
|
|
.ops = &rk808_switch_ops,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.n_voltages = 1,
|
|
.enable_reg = RK818_DCDC_EN_REG,
|
|
.enable_mask = BIT(2),
|
|
.owner = THIS_MODULE,
|
|
},
|
|
RK8XX_DESC(RK818_ID_DCDC4, "DCDC_REG4", "vcc4", 1800, 3600, 100,
|
|
RK818_BUCK4_ON_VSEL_REG, RK818_BUCK4_VSEL_MASK,
|
|
RK818_DCDC_EN_REG, BIT(3), 0),
|
|
RK8XX_DESC(RK818_ID_BOOST, "DCDC_BOOST", "boost", 4700, 5400, 100,
|
|
RK818_BOOST_LDO9_ON_VSEL_REG, RK818_BOOST_ON_VSEL_MASK,
|
|
RK818_DCDC_EN_REG, BIT(4), 0),
|
|
RK8XX_DESC(RK818_ID_LDO1, "LDO_REG1", "vcc6", 1800, 3400, 100,
|
|
RK818_LDO1_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK818_LDO_EN_REG,
|
|
BIT(0), 400),
|
|
RK8XX_DESC(RK818_ID_LDO2, "LDO_REG2", "vcc6", 1800, 3400, 100,
|
|
RK818_LDO2_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK818_LDO_EN_REG,
|
|
BIT(1), 400),
|
|
{
|
|
.name = "LDO_REG3",
|
|
.supply_name = "vcc7",
|
|
.of_match = of_match_ptr("LDO_REG3"),
|
|
.regulators_node = of_match_ptr("regulators"),
|
|
.id = RK818_ID_LDO3,
|
|
.ops = &rk808_reg_ops_ranges,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.n_voltages = 16,
|
|
.linear_ranges = rk808_ldo3_voltage_ranges,
|
|
.n_linear_ranges = ARRAY_SIZE(rk808_ldo3_voltage_ranges),
|
|
.vsel_reg = RK818_LDO3_ON_VSEL_REG,
|
|
.vsel_mask = RK818_LDO3_ON_VSEL_MASK,
|
|
.enable_reg = RK818_LDO_EN_REG,
|
|
.enable_mask = BIT(2),
|
|
.enable_time = 400,
|
|
.owner = THIS_MODULE,
|
|
},
|
|
RK8XX_DESC(RK818_ID_LDO4, "LDO_REG4", "vcc8", 1800, 3400, 100,
|
|
RK818_LDO4_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK818_LDO_EN_REG,
|
|
BIT(3), 400),
|
|
RK8XX_DESC(RK818_ID_LDO5, "LDO_REG5", "vcc7", 1800, 3400, 100,
|
|
RK818_LDO5_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK818_LDO_EN_REG,
|
|
BIT(4), 400),
|
|
RK8XX_DESC(RK818_ID_LDO6, "LDO_REG6", "vcc8", 800, 2500, 100,
|
|
RK818_LDO6_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK818_LDO_EN_REG,
|
|
BIT(5), 400),
|
|
RK8XX_DESC(RK818_ID_LDO7, "LDO_REG7", "vcc7", 800, 2500, 100,
|
|
RK818_LDO7_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK818_LDO_EN_REG,
|
|
BIT(6), 400),
|
|
RK8XX_DESC(RK818_ID_LDO8, "LDO_REG8", "vcc8", 1800, 3400, 100,
|
|
RK818_LDO8_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK818_LDO_EN_REG,
|
|
BIT(7), 400),
|
|
RK8XX_DESC(RK818_ID_LDO9, "LDO_REG9", "vcc9", 1800, 3400, 100,
|
|
RK818_BOOST_LDO9_ON_VSEL_REG, RK818_LDO_VSEL_MASK,
|
|
RK818_DCDC_EN_REG, BIT(5), 400),
|
|
RK8XX_DESC_SWITCH(RK818_ID_SWITCH, "SWITCH_REG", "vcc9",
|
|
RK818_DCDC_EN_REG, BIT(6)),
|
|
RK8XX_DESC_SWITCH(RK818_ID_HDMI_SWITCH, "HDMI_SWITCH", "h_5v",
|
|
RK818_H5V_EN_REG, BIT(0)),
|
|
RK8XX_DESC_SWITCH(RK818_ID_OTG_SWITCH, "OTG_SWITCH", "usb",
|
|
RK818_DCDC_EN_REG, BIT(7)),
|
|
};
|
|
|
|
static int rk808_regulator_dt_parse_pdata(struct device *dev,
|
|
struct device *client_dev,
|
|
struct regmap *map,
|
|
struct rk808_regulator_data *pdata)
|
|
{
|
|
struct device_node *np;
|
|
int tmp, ret = 0, i;
|
|
|
|
np = of_get_child_by_name(client_dev->of_node, "regulators");
|
|
if (!np)
|
|
return -ENXIO;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(pdata->dvs_gpio); i++) {
|
|
pdata->dvs_gpio[i] =
|
|
devm_gpiod_get_index_optional(client_dev, "dvs", i,
|
|
GPIOD_OUT_LOW);
|
|
if (IS_ERR(pdata->dvs_gpio[i])) {
|
|
ret = PTR_ERR(pdata->dvs_gpio[i]);
|
|
dev_err(dev, "failed to get dvs%d gpio (%d)\n", i, ret);
|
|
goto dt_parse_end;
|
|
}
|
|
|
|
if (!pdata->dvs_gpio[i]) {
|
|
dev_warn(dev, "there is no dvs%d gpio\n", i);
|
|
continue;
|
|
}
|
|
|
|
tmp = i ? RK808_DVS2_POL : RK808_DVS1_POL;
|
|
ret = regmap_update_bits(map, RK808_IO_POL_REG, tmp,
|
|
gpiod_is_active_low(pdata->dvs_gpio[i]) ?
|
|
0 : tmp);
|
|
}
|
|
|
|
dt_parse_end:
|
|
of_node_put(np);
|
|
return ret;
|
|
}
|
|
|
|
static int rk808_regulator_probe(struct platform_device *pdev)
|
|
{
|
|
struct rk808 *rk808 = dev_get_drvdata(pdev->dev.parent);
|
|
struct i2c_client *client = rk808->i2c;
|
|
struct regulator_config config = {};
|
|
struct regulator_dev *rk808_rdev;
|
|
struct rk808_regulator_data *pdata;
|
|
const struct regulator_desc *regulators;
|
|
int ret, i, nregulators;
|
|
|
|
pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL);
|
|
if (!pdata)
|
|
return -ENOMEM;
|
|
|
|
ret = rk808_regulator_dt_parse_pdata(&pdev->dev, &client->dev,
|
|
rk808->regmap, pdata);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
platform_set_drvdata(pdev, pdata);
|
|
|
|
switch (rk808->variant) {
|
|
case RK805_ID:
|
|
regulators = rk805_reg;
|
|
nregulators = RK805_NUM_REGULATORS;
|
|
break;
|
|
case RK808_ID:
|
|
regulators = rk808_reg;
|
|
nregulators = RK808_NUM_REGULATORS;
|
|
break;
|
|
case RK809_ID:
|
|
regulators = rk809_reg;
|
|
nregulators = RK809_NUM_REGULATORS;
|
|
break;
|
|
case RK817_ID:
|
|
regulators = rk817_reg;
|
|
nregulators = RK817_NUM_REGULATORS;
|
|
break;
|
|
case RK818_ID:
|
|
regulators = rk818_reg;
|
|
nregulators = RK818_NUM_REGULATORS;
|
|
break;
|
|
default:
|
|
dev_err(&client->dev, "unsupported RK8XX ID %lu\n",
|
|
rk808->variant);
|
|
return -EINVAL;
|
|
}
|
|
|
|
config.dev = &client->dev;
|
|
config.driver_data = pdata;
|
|
config.regmap = rk808->regmap;
|
|
|
|
/* Instantiate the regulators */
|
|
for (i = 0; i < nregulators; i++) {
|
|
rk808_rdev = devm_regulator_register(&pdev->dev,
|
|
®ulators[i], &config);
|
|
if (IS_ERR(rk808_rdev)) {
|
|
dev_err(&client->dev,
|
|
"failed to register %d regulator\n", i);
|
|
return PTR_ERR(rk808_rdev);
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static struct platform_driver rk808_regulator_driver = {
|
|
.probe = rk808_regulator_probe,
|
|
.driver = {
|
|
.name = "rk808-regulator"
|
|
},
|
|
};
|
|
|
|
module_platform_driver(rk808_regulator_driver);
|
|
|
|
MODULE_DESCRIPTION("regulator driver for the RK805/RK808/RK818 series PMICs");
|
|
MODULE_AUTHOR("Tony xie <tony.xie@rock-chips.com>");
|
|
MODULE_AUTHOR("Chris Zhong <zyw@rock-chips.com>");
|
|
MODULE_AUTHOR("Zhang Qing <zhangqing@rock-chips.com>");
|
|
MODULE_AUTHOR("Wadim Egorov <w.egorov@phytec.de>");
|
|
MODULE_LICENSE("GPL");
|
|
MODULE_ALIAS("platform:rk808-regulator");
|