forked from Minki/linux
abd4627475
Based on the normalized pattern:
this program is free software you can redistribute it and/or modify it
under the terms of the gnu general public license version 2 as
published by the free software foundation this program is distributed
as is without any warranty of any kind whether expressed or implied
without even the implied warranty of merchantability or fitness for a
particular purpose see the gnu general public license version 2 for
more details
extracted by the scancode license scanner the SPDX license identifier
GPL-2.0-only
has been chosen to replace the boilerplate/reference.
Reviewed-by: Allison Randal <allison@lohutok.net>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
119 lines
4.3 KiB
C
119 lines
4.3 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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/*
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* Core functions for TI TPS65912x PMICs
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*
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* Copyright (C) 2015 Texas Instruments Incorporated - https://www.ti.com/
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* Andrew F. Davis <afd@ti.com>
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*
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* Based on the TPS65218 driver and the previous TPS65912 driver by
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* Margarita Olaya Cabrera <magi@slimlogic.co.uk>
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*/
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#include <linux/interrupt.h>
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#include <linux/mfd/core.h>
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#include <linux/module.h>
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#include <linux/mfd/tps65912.h>
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static const struct mfd_cell tps65912_cells[] = {
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{ .name = "tps65912-regulator", },
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{ .name = "tps65912-gpio", },
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};
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static const struct regmap_irq tps65912_irqs[] = {
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/* INT_STS IRQs */
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REGMAP_IRQ_REG(TPS65912_IRQ_PWRHOLD_F, 0, TPS65912_INT_STS_PWRHOLD_F),
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REGMAP_IRQ_REG(TPS65912_IRQ_VMON, 0, TPS65912_INT_STS_VMON),
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REGMAP_IRQ_REG(TPS65912_IRQ_PWRON, 0, TPS65912_INT_STS_PWRON),
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REGMAP_IRQ_REG(TPS65912_IRQ_PWRON_LP, 0, TPS65912_INT_STS_PWRON_LP),
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REGMAP_IRQ_REG(TPS65912_IRQ_PWRHOLD_R, 0, TPS65912_INT_STS_PWRHOLD_R),
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REGMAP_IRQ_REG(TPS65912_IRQ_HOTDIE, 0, TPS65912_INT_STS_HOTDIE),
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REGMAP_IRQ_REG(TPS65912_IRQ_GPIO1_R, 0, TPS65912_INT_STS_GPIO1_R),
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REGMAP_IRQ_REG(TPS65912_IRQ_GPIO1_F, 0, TPS65912_INT_STS_GPIO1_F),
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/* INT_STS2 IRQs */
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REGMAP_IRQ_REG(TPS65912_IRQ_GPIO2_R, 1, TPS65912_INT_STS2_GPIO2_R),
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REGMAP_IRQ_REG(TPS65912_IRQ_GPIO2_F, 1, TPS65912_INT_STS2_GPIO2_F),
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REGMAP_IRQ_REG(TPS65912_IRQ_GPIO3_R, 1, TPS65912_INT_STS2_GPIO3_R),
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REGMAP_IRQ_REG(TPS65912_IRQ_GPIO3_F, 1, TPS65912_INT_STS2_GPIO3_F),
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REGMAP_IRQ_REG(TPS65912_IRQ_GPIO4_R, 1, TPS65912_INT_STS2_GPIO4_R),
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REGMAP_IRQ_REG(TPS65912_IRQ_GPIO4_F, 1, TPS65912_INT_STS2_GPIO4_F),
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REGMAP_IRQ_REG(TPS65912_IRQ_GPIO5_R, 1, TPS65912_INT_STS2_GPIO5_R),
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REGMAP_IRQ_REG(TPS65912_IRQ_GPIO5_F, 1, TPS65912_INT_STS2_GPIO5_F),
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/* INT_STS3 IRQs */
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REGMAP_IRQ_REG(TPS65912_IRQ_PGOOD_DCDC1, 2, TPS65912_INT_STS3_PGOOD_DCDC1),
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REGMAP_IRQ_REG(TPS65912_IRQ_PGOOD_DCDC2, 2, TPS65912_INT_STS3_PGOOD_DCDC2),
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REGMAP_IRQ_REG(TPS65912_IRQ_PGOOD_DCDC3, 2, TPS65912_INT_STS3_PGOOD_DCDC3),
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REGMAP_IRQ_REG(TPS65912_IRQ_PGOOD_DCDC4, 2, TPS65912_INT_STS3_PGOOD_DCDC4),
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REGMAP_IRQ_REG(TPS65912_IRQ_PGOOD_LDO1, 2, TPS65912_INT_STS3_PGOOD_LDO1),
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REGMAP_IRQ_REG(TPS65912_IRQ_PGOOD_LDO2, 2, TPS65912_INT_STS3_PGOOD_LDO2),
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REGMAP_IRQ_REG(TPS65912_IRQ_PGOOD_LDO3, 2, TPS65912_INT_STS3_PGOOD_LDO3),
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REGMAP_IRQ_REG(TPS65912_IRQ_PGOOD_LDO4, 2, TPS65912_INT_STS3_PGOOD_LDO4),
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/* INT_STS4 IRQs */
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REGMAP_IRQ_REG(TPS65912_IRQ_PGOOD_LDO5, 3, TPS65912_INT_STS4_PGOOD_LDO5),
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REGMAP_IRQ_REG(TPS65912_IRQ_PGOOD_LDO6, 3, TPS65912_INT_STS4_PGOOD_LDO6),
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REGMAP_IRQ_REG(TPS65912_IRQ_PGOOD_LDO7, 3, TPS65912_INT_STS4_PGOOD_LDO7),
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REGMAP_IRQ_REG(TPS65912_IRQ_PGOOD_LDO8, 3, TPS65912_INT_STS4_PGOOD_LDO8),
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REGMAP_IRQ_REG(TPS65912_IRQ_PGOOD_LDO9, 3, TPS65912_INT_STS4_PGOOD_LDO9),
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REGMAP_IRQ_REG(TPS65912_IRQ_PGOOD_LDO10, 3, TPS65912_INT_STS4_PGOOD_LDO10),
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};
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static struct regmap_irq_chip tps65912_irq_chip = {
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.name = "tps65912",
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.irqs = tps65912_irqs,
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.num_irqs = ARRAY_SIZE(tps65912_irqs),
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.num_regs = 4,
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.irq_reg_stride = 2,
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.mask_base = TPS65912_INT_MSK,
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.status_base = TPS65912_INT_STS,
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.ack_base = TPS65912_INT_STS,
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.init_ack_masked = true,
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};
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static const struct regmap_range tps65912_yes_ranges[] = {
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regmap_reg_range(TPS65912_INT_STS, TPS65912_GPIO5),
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};
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static const struct regmap_access_table tps65912_volatile_table = {
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.yes_ranges = tps65912_yes_ranges,
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.n_yes_ranges = ARRAY_SIZE(tps65912_yes_ranges),
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};
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const struct regmap_config tps65912_regmap_config = {
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.reg_bits = 8,
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.val_bits = 8,
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.cache_type = REGCACHE_RBTREE,
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.volatile_table = &tps65912_volatile_table,
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};
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EXPORT_SYMBOL_GPL(tps65912_regmap_config);
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int tps65912_device_init(struct tps65912 *tps)
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{
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int ret;
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ret = regmap_add_irq_chip(tps->regmap, tps->irq, IRQF_ONESHOT, 0,
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&tps65912_irq_chip, &tps->irq_data);
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if (ret)
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return ret;
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ret = mfd_add_devices(tps->dev, PLATFORM_DEVID_AUTO, tps65912_cells,
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ARRAY_SIZE(tps65912_cells), NULL, 0,
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regmap_irq_get_domain(tps->irq_data));
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if (ret) {
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regmap_del_irq_chip(tps->irq, tps->irq_data);
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return ret;
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}
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return 0;
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}
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EXPORT_SYMBOL_GPL(tps65912_device_init);
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void tps65912_device_exit(struct tps65912 *tps)
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{
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regmap_del_irq_chip(tps->irq, tps->irq_data);
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}
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EXPORT_SYMBOL_GPL(tps65912_device_exit);
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MODULE_AUTHOR("Andrew F. Davis <afd@ti.com>");
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MODULE_DESCRIPTION("TPS65912x MFD Driver");
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MODULE_LICENSE("GPL v2");
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