mfd: tps65912: Remove old driver in preparation for new driver
The old tps65912 driver is being replaced, delete old driver. Signed-off-by: Andrew F. Davis <afd@ti.com> Acked-by: Mark Brown <broonie@kernel.org> Acked-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Lee Jones <lee.jones@linaro.org>
This commit is contained in:
Родитель
c5cdf1d2b2
Коммит
65b6555971
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@ -858,12 +858,6 @@ config GPIO_TPS65910
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Select this option to enable GPIO driver for the TPS65910
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chip family.
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config GPIO_TPS65912
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tristate "TI TPS65912 GPIO"
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depends on (MFD_TPS65912_I2C || MFD_TPS65912_SPI)
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help
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This driver supports TPS65912 gpio chip
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config GPIO_TWL4030
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tristate "TWL4030, TWL5030, and TPS659x0 GPIOs"
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depends on TWL4030_CORE
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@ -97,7 +97,6 @@ obj-$(CONFIG_GPIO_TIMBERDALE) += gpio-timberdale.o
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obj-$(CONFIG_GPIO_PALMAS) += gpio-palmas.o
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obj-$(CONFIG_GPIO_TPS6586X) += gpio-tps6586x.o
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obj-$(CONFIG_GPIO_TPS65910) += gpio-tps65910.o
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obj-$(CONFIG_GPIO_TPS65912) += gpio-tps65912.o
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obj-$(CONFIG_GPIO_TS5500) += gpio-ts5500.o
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obj-$(CONFIG_GPIO_TWL4030) += gpio-twl4030.o
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obj-$(CONFIG_GPIO_TWL6040) += gpio-twl6040.o
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@ -1,151 +0,0 @@
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/*
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* Copyright 2011 Texas Instruments Inc.
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*
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* Author: Margarita Olaya <magi@slimlogic.co.uk>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*
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* This driver is based on wm8350 implementation.
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*/
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#include <linux/kernel.h>
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#include <linux/module.h>
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#include <linux/errno.h>
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#include <linux/gpio.h>
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#include <linux/mfd/core.h>
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#include <linux/platform_device.h>
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#include <linux/seq_file.h>
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#include <linux/slab.h>
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#include <linux/mfd/tps65912.h>
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struct tps65912_gpio_data {
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struct tps65912 *tps65912;
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struct gpio_chip gpio_chip;
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};
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static int tps65912_gpio_get(struct gpio_chip *gc, unsigned offset)
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{
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struct tps65912_gpio_data *tps65912_gpio = gpiochip_get_data(gc);
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struct tps65912 *tps65912 = tps65912_gpio->tps65912;
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int val;
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val = tps65912_reg_read(tps65912, TPS65912_GPIO1 + offset);
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if (val & GPIO_STS_MASK)
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return 1;
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return 0;
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}
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static void tps65912_gpio_set(struct gpio_chip *gc, unsigned offset,
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int value)
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{
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struct tps65912_gpio_data *tps65912_gpio = gpiochip_get_data(gc);
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struct tps65912 *tps65912 = tps65912_gpio->tps65912;
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if (value)
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tps65912_set_bits(tps65912, TPS65912_GPIO1 + offset,
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GPIO_SET_MASK);
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else
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tps65912_clear_bits(tps65912, TPS65912_GPIO1 + offset,
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GPIO_SET_MASK);
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}
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static int tps65912_gpio_output(struct gpio_chip *gc, unsigned offset,
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int value)
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{
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struct tps65912_gpio_data *tps65912_gpio = gpiochip_get_data(gc);
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struct tps65912 *tps65912 = tps65912_gpio->tps65912;
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/* Set the initial value */
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tps65912_gpio_set(gc, offset, value);
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return tps65912_set_bits(tps65912, TPS65912_GPIO1 + offset,
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GPIO_CFG_MASK);
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}
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static int tps65912_gpio_input(struct gpio_chip *gc, unsigned offset)
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{
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struct tps65912_gpio_data *tps65912_gpio = gpiochip_get_data(gc);
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struct tps65912 *tps65912 = tps65912_gpio->tps65912;
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return tps65912_clear_bits(tps65912, TPS65912_GPIO1 + offset,
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GPIO_CFG_MASK);
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}
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static struct gpio_chip template_chip = {
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.label = "tps65912",
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.owner = THIS_MODULE,
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.direction_input = tps65912_gpio_input,
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.direction_output = tps65912_gpio_output,
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.get = tps65912_gpio_get,
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.set = tps65912_gpio_set,
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.can_sleep = true,
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.ngpio = 5,
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.base = -1,
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};
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static int tps65912_gpio_probe(struct platform_device *pdev)
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{
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struct tps65912 *tps65912 = dev_get_drvdata(pdev->dev.parent);
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struct tps65912_board *pdata = dev_get_platdata(tps65912->dev);
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struct tps65912_gpio_data *tps65912_gpio;
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int ret;
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tps65912_gpio = devm_kzalloc(&pdev->dev, sizeof(*tps65912_gpio),
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GFP_KERNEL);
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if (tps65912_gpio == NULL)
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return -ENOMEM;
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tps65912_gpio->tps65912 = tps65912;
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tps65912_gpio->gpio_chip = template_chip;
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tps65912_gpio->gpio_chip.parent = &pdev->dev;
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if (pdata && pdata->gpio_base)
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tps65912_gpio->gpio_chip.base = pdata->gpio_base;
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ret = gpiochip_add_data(&tps65912_gpio->gpio_chip, tps65912_gpio);
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if (ret < 0) {
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dev_err(&pdev->dev, "Failed to register gpiochip, %d\n", ret);
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return ret;
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}
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platform_set_drvdata(pdev, tps65912_gpio);
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return ret;
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}
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static int tps65912_gpio_remove(struct platform_device *pdev)
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{
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struct tps65912_gpio_data *tps65912_gpio = platform_get_drvdata(pdev);
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gpiochip_remove(&tps65912_gpio->gpio_chip);
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return 0;
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}
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static struct platform_driver tps65912_gpio_driver = {
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.driver = {
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.name = "tps65912-gpio",
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},
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.probe = tps65912_gpio_probe,
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.remove = tps65912_gpio_remove,
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};
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static int __init tps65912_gpio_init(void)
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{
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return platform_driver_register(&tps65912_gpio_driver);
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}
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subsys_initcall(tps65912_gpio_init);
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static void __exit tps65912_gpio_exit(void)
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{
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platform_driver_unregister(&tps65912_gpio_driver);
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}
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module_exit(tps65912_gpio_exit);
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MODULE_AUTHOR("Margarita Olaya Cabrera <magi@slimlogic.co.uk>");
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MODULE_DESCRIPTION("GPIO interface for TPS65912 PMICs");
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MODULE_LICENSE("GPL v2");
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MODULE_ALIAS("platform:tps65912-gpio");
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@ -1180,32 +1180,6 @@ config MFD_TPS65910
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if you say yes here you get support for the TPS65910 series of
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Power Management chips.
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config MFD_TPS65912
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bool "TI TPS65912 Power Management chip"
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depends on GPIOLIB
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select MFD_CORE
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help
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If you say yes here you get support for the TPS65912 series of
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PM chips.
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config MFD_TPS65912_I2C
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bool "TI TPS65912 Power Management chip with I2C"
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select MFD_CORE
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select MFD_TPS65912
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depends on I2C=y && GPIOLIB
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help
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If you say yes here you get support for the TPS65912 series of
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PM chips with I2C interface.
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config MFD_TPS65912_SPI
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bool "TI TPS65912 Power Management chip with SPI"
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select MFD_CORE
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select MFD_TPS65912
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depends on SPI_MASTER && GPIOLIB
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help
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If you say yes here you get support for the TPS65912 series of
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PM chips with SPI interface.
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config MFD_TPS80031
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bool "TI TPS80031/TPS80032 Power Management chips"
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depends on I2C=y
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@ -73,10 +73,6 @@ obj-$(CONFIG_TPS6507X) += tps6507x.o
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obj-$(CONFIG_MFD_TPS65217) += tps65217.o
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obj-$(CONFIG_MFD_TPS65218) += tps65218.o
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obj-$(CONFIG_MFD_TPS65910) += tps65910.o
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tps65912-objs := tps65912-core.o tps65912-irq.o
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obj-$(CONFIG_MFD_TPS65912) += tps65912.o
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obj-$(CONFIG_MFD_TPS65912_I2C) += tps65912-i2c.o
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obj-$(CONFIG_MFD_TPS65912_SPI) += tps65912-spi.o
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obj-$(CONFIG_MFD_TPS80031) += tps80031.o
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obj-$(CONFIG_MENELAUS) += menelaus.o
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@ -1,175 +0,0 @@
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/*
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* tps65912-core.c -- TI TPS65912x
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*
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* Copyright 2011 Texas Instruments Inc.
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*
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* Author: Margarita Olaya Cabrera <magi@slimlogic.co.uk>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*
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* This driver is based on wm8350 implementation.
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*/
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#include <linux/module.h>
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#include <linux/moduleparam.h>
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#include <linux/slab.h>
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#include <linux/gpio.h>
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#include <linux/mfd/core.h>
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#include <linux/mfd/tps65912.h>
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static const struct mfd_cell tps65912s[] = {
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{
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.name = "tps65912-pmic",
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},
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};
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int tps65912_set_bits(struct tps65912 *tps65912, u8 reg, u8 mask)
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{
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u8 data;
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int err;
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mutex_lock(&tps65912->io_mutex);
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err = tps65912->read(tps65912, reg, 1, &data);
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if (err) {
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dev_err(tps65912->dev, "Read from reg 0x%x failed\n", reg);
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goto out;
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}
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data |= mask;
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err = tps65912->write(tps65912, reg, 1, &data);
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if (err)
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dev_err(tps65912->dev, "Write to reg 0x%x failed\n", reg);
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out:
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mutex_unlock(&tps65912->io_mutex);
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return err;
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}
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EXPORT_SYMBOL_GPL(tps65912_set_bits);
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int tps65912_clear_bits(struct tps65912 *tps65912, u8 reg, u8 mask)
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{
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u8 data;
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int err;
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mutex_lock(&tps65912->io_mutex);
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err = tps65912->read(tps65912, reg, 1, &data);
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if (err) {
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dev_err(tps65912->dev, "Read from reg 0x%x failed\n", reg);
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goto out;
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}
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data &= ~mask;
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err = tps65912->write(tps65912, reg, 1, &data);
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if (err)
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dev_err(tps65912->dev, "Write to reg 0x%x failed\n", reg);
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out:
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mutex_unlock(&tps65912->io_mutex);
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return err;
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}
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EXPORT_SYMBOL_GPL(tps65912_clear_bits);
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static inline int tps65912_read(struct tps65912 *tps65912, u8 reg)
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{
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u8 val;
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int err;
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err = tps65912->read(tps65912, reg, 1, &val);
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if (err < 0)
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return err;
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return val;
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}
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static inline int tps65912_write(struct tps65912 *tps65912, u8 reg, u8 val)
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{
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return tps65912->write(tps65912, reg, 1, &val);
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}
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int tps65912_reg_read(struct tps65912 *tps65912, u8 reg)
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{
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int data;
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mutex_lock(&tps65912->io_mutex);
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data = tps65912_read(tps65912, reg);
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if (data < 0)
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dev_err(tps65912->dev, "Read from reg 0x%x failed\n", reg);
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mutex_unlock(&tps65912->io_mutex);
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return data;
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}
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EXPORT_SYMBOL_GPL(tps65912_reg_read);
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int tps65912_reg_write(struct tps65912 *tps65912, u8 reg, u8 val)
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{
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int err;
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mutex_lock(&tps65912->io_mutex);
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err = tps65912_write(tps65912, reg, val);
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if (err < 0)
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dev_err(tps65912->dev, "Write for reg 0x%x failed\n", reg);
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mutex_unlock(&tps65912->io_mutex);
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return err;
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}
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EXPORT_SYMBOL_GPL(tps65912_reg_write);
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int tps65912_device_init(struct tps65912 *tps65912)
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{
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struct tps65912_board *pmic_plat_data = dev_get_platdata(tps65912->dev);
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struct tps65912_platform_data *init_data;
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int ret, dcdc_avs, value;
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init_data = kzalloc(sizeof(struct tps65912_platform_data), GFP_KERNEL);
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if (init_data == NULL)
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return -ENOMEM;
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mutex_init(&tps65912->io_mutex);
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dev_set_drvdata(tps65912->dev, tps65912);
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dcdc_avs = (pmic_plat_data->is_dcdc1_avs << 0 |
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pmic_plat_data->is_dcdc2_avs << 1 |
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pmic_plat_data->is_dcdc3_avs << 2 |
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pmic_plat_data->is_dcdc4_avs << 3);
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if (dcdc_avs) {
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tps65912->read(tps65912, TPS65912_I2C_SPI_CFG, 1, &value);
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dcdc_avs |= value;
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tps65912->write(tps65912, TPS65912_I2C_SPI_CFG, 1, &dcdc_avs);
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}
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ret = mfd_add_devices(tps65912->dev, -1,
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tps65912s, ARRAY_SIZE(tps65912s),
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NULL, 0, NULL);
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if (ret < 0)
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goto err;
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init_data->irq = pmic_plat_data->irq;
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init_data->irq_base = pmic_plat_data->irq_base;
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ret = tps65912_irq_init(tps65912, init_data->irq, init_data);
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if (ret < 0)
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goto err;
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kfree(init_data);
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return ret;
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err:
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kfree(init_data);
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mfd_remove_devices(tps65912->dev);
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return ret;
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}
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void tps65912_device_exit(struct tps65912 *tps65912)
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{
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mfd_remove_devices(tps65912->dev);
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tps65912_irq_exit(tps65912);
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}
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MODULE_AUTHOR("Margarita Olaya <magi@slimlogic.co.uk>");
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MODULE_DESCRIPTION("TPS65912x chip family multi-function driver");
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MODULE_LICENSE("GPL");
|
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@ -1,139 +0,0 @@
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/*
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* tps65912-i2c.c -- I2C access for TI TPS65912x PMIC
|
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*
|
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* Copyright 2011 Texas Instruments Inc.
|
||||
*
|
||||
* Author: Margarita Olaya Cabrera <magi@slimlogic.co.uk>
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify it
|
||||
* under the terms of the GNU General Public License as published by the
|
||||
* Free Software Foundation; either version 2 of the License, or (at your
|
||||
* option) any later version.
|
||||
*
|
||||
* This driver is based on wm8350 implementation.
|
||||
*/
|
||||
|
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#include <linux/module.h>
|
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#include <linux/moduleparam.h>
|
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#include <linux/init.h>
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#include <linux/slab.h>
|
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#include <linux/gpio.h>
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#include <linux/i2c.h>
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#include <linux/mfd/core.h>
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#include <linux/mfd/tps65912.h>
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|
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static int tps65912_i2c_read(struct tps65912 *tps65912, u8 reg,
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int bytes, void *dest)
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{
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struct i2c_client *i2c = tps65912->control_data;
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struct i2c_msg xfer[2];
|
||||
int ret;
|
||||
|
||||
/* Write register */
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xfer[0].addr = i2c->addr;
|
||||
xfer[0].flags = 0;
|
||||
xfer[0].len = 1;
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||||
xfer[0].buf = ®
|
||||
|
||||
/* Read data */
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xfer[1].addr = i2c->addr;
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xfer[1].flags = I2C_M_RD;
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||||
xfer[1].len = bytes;
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xfer[1].buf = dest;
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||||
|
||||
ret = i2c_transfer(i2c->adapter, xfer, 2);
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||||
if (ret == 2)
|
||||
ret = 0;
|
||||
else if (ret >= 0)
|
||||
ret = -EIO;
|
||||
return ret;
|
||||
}
|
||||
|
||||
static int tps65912_i2c_write(struct tps65912 *tps65912, u8 reg,
|
||||
int bytes, void *src)
|
||||
{
|
||||
struct i2c_client *i2c = tps65912->control_data;
|
||||
/* we add 1 byte for device register */
|
||||
u8 msg[TPS6591X_MAX_REGISTER + 1];
|
||||
int ret;
|
||||
|
||||
if (bytes > TPS6591X_MAX_REGISTER)
|
||||
return -EINVAL;
|
||||
|
||||
msg[0] = reg;
|
||||
memcpy(&msg[1], src, bytes);
|
||||
|
||||
ret = i2c_master_send(i2c, msg, bytes + 1);
|
||||
if (ret < 0)
|
||||
return ret;
|
||||
if (ret != bytes + 1)
|
||||
return -EIO;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int tps65912_i2c_probe(struct i2c_client *i2c,
|
||||
const struct i2c_device_id *id)
|
||||
{
|
||||
struct tps65912 *tps65912;
|
||||
|
||||
tps65912 = devm_kzalloc(&i2c->dev,
|
||||
sizeof(struct tps65912), GFP_KERNEL);
|
||||
if (tps65912 == NULL)
|
||||
return -ENOMEM;
|
||||
|
||||
i2c_set_clientdata(i2c, tps65912);
|
||||
tps65912->dev = &i2c->dev;
|
||||
tps65912->control_data = i2c;
|
||||
tps65912->read = tps65912_i2c_read;
|
||||
tps65912->write = tps65912_i2c_write;
|
||||
|
||||
return tps65912_device_init(tps65912);
|
||||
}
|
||||
|
||||
static int tps65912_i2c_remove(struct i2c_client *i2c)
|
||||
{
|
||||
struct tps65912 *tps65912 = i2c_get_clientdata(i2c);
|
||||
|
||||
tps65912_device_exit(tps65912);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static const struct i2c_device_id tps65912_i2c_id[] = {
|
||||
{"tps65912", 0 },
|
||||
{ }
|
||||
};
|
||||
MODULE_DEVICE_TABLE(i2c, tps65912_i2c_id);
|
||||
|
||||
static struct i2c_driver tps65912_i2c_driver = {
|
||||
.driver = {
|
||||
.name = "tps65912",
|
||||
},
|
||||
.probe = tps65912_i2c_probe,
|
||||
.remove = tps65912_i2c_remove,
|
||||
.id_table = tps65912_i2c_id,
|
||||
};
|
||||
|
||||
static int __init tps65912_i2c_init(void)
|
||||
{
|
||||
int ret;
|
||||
|
||||
ret = i2c_add_driver(&tps65912_i2c_driver);
|
||||
if (ret != 0)
|
||||
pr_err("Failed to register TPS65912 I2C driver: %d\n", ret);
|
||||
|
||||
return ret;
|
||||
}
|
||||
/* init early so consumer devices can complete system boot */
|
||||
subsys_initcall(tps65912_i2c_init);
|
||||
|
||||
static void __exit tps65912_i2c_exit(void)
|
||||
{
|
||||
i2c_del_driver(&tps65912_i2c_driver);
|
||||
}
|
||||
module_exit(tps65912_i2c_exit);
|
||||
|
||||
MODULE_AUTHOR("Margarita Olaya <magi@slimlogic.co.uk>");
|
||||
MODULE_DESCRIPTION("TPS6591x chip family multi-function driver");
|
||||
MODULE_LICENSE("GPL");
|
|
@ -1,217 +0,0 @@
|
|||
/*
|
||||
* tps65912-irq.c -- TI TPS6591x
|
||||
*
|
||||
* Copyright 2011 Texas Instruments Inc.
|
||||
*
|
||||
* Author: Margarita Olaya <magi@slimlogic.co.uk>
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify it
|
||||
* under the terms of the GNU General Public License as published by the
|
||||
* Free Software Foundation; either version 2 of the License, or (at your
|
||||
* option) any later version.
|
||||
*
|
||||
* This driver is based on wm8350 implementation.
|
||||
*/
|
||||
|
||||
#include <linux/kernel.h>
|
||||
#include <linux/module.h>
|
||||
#include <linux/bug.h>
|
||||
#include <linux/device.h>
|
||||
#include <linux/interrupt.h>
|
||||
#include <linux/irq.h>
|
||||
#include <linux/gpio.h>
|
||||
#include <linux/mfd/tps65912.h>
|
||||
|
||||
static inline int irq_to_tps65912_irq(struct tps65912 *tps65912,
|
||||
int irq)
|
||||
{
|
||||
return irq - tps65912->irq_base;
|
||||
}
|
||||
|
||||
/*
|
||||
* This is a threaded IRQ handler so can access I2C/SPI. Since the
|
||||
* IRQ handler explicitly clears the IRQ it handles the IRQ line
|
||||
* will be reasserted and the physical IRQ will be handled again if
|
||||
* another interrupt is asserted while we run - in the normal course
|
||||
* of events this is a rare occurrence so we save I2C/SPI reads. We're
|
||||
* also assuming that it's rare to get lots of interrupts firing
|
||||
* simultaneously so try to minimise I/O.
|
||||
*/
|
||||
static irqreturn_t tps65912_irq(int irq, void *irq_data)
|
||||
{
|
||||
struct tps65912 *tps65912 = irq_data;
|
||||
u32 irq_sts;
|
||||
u32 irq_mask;
|
||||
u8 reg;
|
||||
int i;
|
||||
|
||||
|
||||
tps65912->read(tps65912, TPS65912_INT_STS, 1, ®);
|
||||
irq_sts = reg;
|
||||
tps65912->read(tps65912, TPS65912_INT_STS2, 1, ®);
|
||||
irq_sts |= reg << 8;
|
||||
tps65912->read(tps65912, TPS65912_INT_STS3, 1, ®);
|
||||
irq_sts |= reg << 16;
|
||||
tps65912->read(tps65912, TPS65912_INT_STS4, 1, ®);
|
||||
irq_sts |= reg << 24;
|
||||
|
||||
tps65912->read(tps65912, TPS65912_INT_MSK, 1, ®);
|
||||
irq_mask = reg;
|
||||
tps65912->read(tps65912, TPS65912_INT_MSK2, 1, ®);
|
||||
irq_mask |= reg << 8;
|
||||
tps65912->read(tps65912, TPS65912_INT_MSK3, 1, ®);
|
||||
irq_mask |= reg << 16;
|
||||
tps65912->read(tps65912, TPS65912_INT_MSK4, 1, ®);
|
||||
irq_mask |= reg << 24;
|
||||
|
||||
irq_sts &= ~irq_mask;
|
||||
if (!irq_sts)
|
||||
return IRQ_NONE;
|
||||
|
||||
for (i = 0; i < tps65912->irq_num; i++) {
|
||||
if (!(irq_sts & (1 << i)))
|
||||
continue;
|
||||
|
||||
handle_nested_irq(tps65912->irq_base + i);
|
||||
}
|
||||
|
||||
/* Write the STS register back to clear IRQs we handled */
|
||||
reg = irq_sts & 0xFF;
|
||||
irq_sts >>= 8;
|
||||
if (reg)
|
||||
tps65912->write(tps65912, TPS65912_INT_STS, 1, ®);
|
||||
reg = irq_sts & 0xFF;
|
||||
irq_sts >>= 8;
|
||||
if (reg)
|
||||
tps65912->write(tps65912, TPS65912_INT_STS2, 1, ®);
|
||||
reg = irq_sts & 0xFF;
|
||||
irq_sts >>= 8;
|
||||
if (reg)
|
||||
tps65912->write(tps65912, TPS65912_INT_STS3, 1, ®);
|
||||
reg = irq_sts & 0xFF;
|
||||
if (reg)
|
||||
tps65912->write(tps65912, TPS65912_INT_STS4, 1, ®);
|
||||
|
||||
return IRQ_HANDLED;
|
||||
}
|
||||
|
||||
static void tps65912_irq_lock(struct irq_data *data)
|
||||
{
|
||||
struct tps65912 *tps65912 = irq_data_get_irq_chip_data(data);
|
||||
|
||||
mutex_lock(&tps65912->irq_lock);
|
||||
}
|
||||
|
||||
static void tps65912_irq_sync_unlock(struct irq_data *data)
|
||||
{
|
||||
struct tps65912 *tps65912 = irq_data_get_irq_chip_data(data);
|
||||
u32 reg_mask;
|
||||
u8 reg;
|
||||
|
||||
tps65912->read(tps65912, TPS65912_INT_MSK, 1, ®);
|
||||
reg_mask = reg;
|
||||
tps65912->read(tps65912, TPS65912_INT_MSK2, 1, ®);
|
||||
reg_mask |= reg << 8;
|
||||
tps65912->read(tps65912, TPS65912_INT_MSK3, 1, ®);
|
||||
reg_mask |= reg << 16;
|
||||
tps65912->read(tps65912, TPS65912_INT_MSK4, 1, ®);
|
||||
reg_mask |= reg << 24;
|
||||
|
||||
if (tps65912->irq_mask != reg_mask) {
|
||||
reg = tps65912->irq_mask & 0xFF;
|
||||
tps65912->write(tps65912, TPS65912_INT_MSK, 1, ®);
|
||||
reg = tps65912->irq_mask >> 8 & 0xFF;
|
||||
tps65912->write(tps65912, TPS65912_INT_MSK2, 1, ®);
|
||||
reg = tps65912->irq_mask >> 16 & 0xFF;
|
||||
tps65912->write(tps65912, TPS65912_INT_MSK3, 1, ®);
|
||||
reg = tps65912->irq_mask >> 24 & 0xFF;
|
||||
tps65912->write(tps65912, TPS65912_INT_MSK4, 1, ®);
|
||||
}
|
||||
|
||||
mutex_unlock(&tps65912->irq_lock);
|
||||
}
|
||||
|
||||
static void tps65912_irq_enable(struct irq_data *data)
|
||||
{
|
||||
struct tps65912 *tps65912 = irq_data_get_irq_chip_data(data);
|
||||
|
||||
tps65912->irq_mask &= ~(1 << irq_to_tps65912_irq(tps65912, data->irq));
|
||||
}
|
||||
|
||||
static void tps65912_irq_disable(struct irq_data *data)
|
||||
{
|
||||
struct tps65912 *tps65912 = irq_data_get_irq_chip_data(data);
|
||||
|
||||
tps65912->irq_mask |= (1 << irq_to_tps65912_irq(tps65912, data->irq));
|
||||
}
|
||||
|
||||
static struct irq_chip tps65912_irq_chip = {
|
||||
.name = "tps65912",
|
||||
.irq_bus_lock = tps65912_irq_lock,
|
||||
.irq_bus_sync_unlock = tps65912_irq_sync_unlock,
|
||||
.irq_disable = tps65912_irq_disable,
|
||||
.irq_enable = tps65912_irq_enable,
|
||||
};
|
||||
|
||||
int tps65912_irq_init(struct tps65912 *tps65912, int irq,
|
||||
struct tps65912_platform_data *pdata)
|
||||
{
|
||||
int ret, cur_irq;
|
||||
int flags = IRQF_ONESHOT;
|
||||
u8 reg;
|
||||
|
||||
if (!irq) {
|
||||
dev_warn(tps65912->dev, "No interrupt support, no core IRQ\n");
|
||||
return 0;
|
||||
}
|
||||
|
||||
if (!pdata || !pdata->irq_base) {
|
||||
dev_warn(tps65912->dev, "No interrupt support, no IRQ base\n");
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* Clear unattended interrupts */
|
||||
tps65912->read(tps65912, TPS65912_INT_STS, 1, ®);
|
||||
tps65912->write(tps65912, TPS65912_INT_STS, 1, ®);
|
||||
tps65912->read(tps65912, TPS65912_INT_STS2, 1, ®);
|
||||
tps65912->write(tps65912, TPS65912_INT_STS2, 1, ®);
|
||||
tps65912->read(tps65912, TPS65912_INT_STS3, 1, ®);
|
||||
tps65912->write(tps65912, TPS65912_INT_STS3, 1, ®);
|
||||
tps65912->read(tps65912, TPS65912_INT_STS4, 1, ®);
|
||||
tps65912->write(tps65912, TPS65912_INT_STS4, 1, ®);
|
||||
|
||||
/* Mask top level interrupts */
|
||||
tps65912->irq_mask = 0xFFFFFFFF;
|
||||
|
||||
mutex_init(&tps65912->irq_lock);
|
||||
tps65912->chip_irq = irq;
|
||||
tps65912->irq_base = pdata->irq_base;
|
||||
|
||||
tps65912->irq_num = TPS65912_NUM_IRQ;
|
||||
|
||||
/* Register with genirq */
|
||||
for (cur_irq = tps65912->irq_base;
|
||||
cur_irq < tps65912->irq_num + tps65912->irq_base;
|
||||
cur_irq++) {
|
||||
irq_set_chip_data(cur_irq, tps65912);
|
||||
irq_set_chip_and_handler(cur_irq, &tps65912_irq_chip,
|
||||
handle_edge_irq);
|
||||
irq_set_nested_thread(cur_irq, 1);
|
||||
irq_clear_status_flags(cur_irq, IRQ_NOREQUEST | IRQ_NOPROBE);
|
||||
}
|
||||
|
||||
ret = request_threaded_irq(irq, NULL, tps65912_irq, flags,
|
||||
"tps65912", tps65912);
|
||||
|
||||
irq_set_irq_type(irq, IRQ_TYPE_LEVEL_LOW);
|
||||
if (ret != 0)
|
||||
dev_err(tps65912->dev, "Failed to request IRQ: %d\n", ret);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
int tps65912_irq_exit(struct tps65912 *tps65912)
|
||||
{
|
||||
free_irq(tps65912->chip_irq, tps65912);
|
||||
return 0;
|
||||
}
|
|
@ -1,140 +0,0 @@
|
|||
/*
|
||||
* tps65912-spi.c -- SPI access for TI TPS65912x PMIC
|
||||
*
|
||||
* Copyright 2011 Texas Instruments Inc.
|
||||
*
|
||||
* Author: Margarita Olaya Cabrera <magi@slimlogic.co.uk>
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify it
|
||||
* under the terms of the GNU General Public License as published by the
|
||||
* Free Software Foundation; either version 2 of the License, or (at your
|
||||
* option) any later version.
|
||||
*
|
||||
* This driver is based on wm8350 implementation.
|
||||
*/
|
||||
|
||||
#include <linux/module.h>
|
||||
#include <linux/moduleparam.h>
|
||||
#include <linux/init.h>
|
||||
#include <linux/slab.h>
|
||||
#include <linux/gpio.h>
|
||||
#include <linux/spi/spi.h>
|
||||
#include <linux/mfd/core.h>
|
||||
#include <linux/mfd/tps65912.h>
|
||||
|
||||
static int tps65912_spi_write(struct tps65912 *tps65912, u8 addr,
|
||||
int bytes, void *src)
|
||||
{
|
||||
struct spi_device *spi = tps65912->control_data;
|
||||
u8 *data = (u8 *) src;
|
||||
int ret;
|
||||
/* bit 23 is the read/write bit */
|
||||
unsigned long spi_data = 1 << 23 | addr << 15 | *data;
|
||||
struct spi_transfer xfer;
|
||||
struct spi_message msg;
|
||||
u32 tx_buf;
|
||||
|
||||
tx_buf = spi_data;
|
||||
|
||||
xfer.tx_buf = &tx_buf;
|
||||
xfer.rx_buf = NULL;
|
||||
xfer.len = sizeof(unsigned long);
|
||||
xfer.bits_per_word = 24;
|
||||
|
||||
spi_message_init(&msg);
|
||||
spi_message_add_tail(&xfer, &msg);
|
||||
|
||||
ret = spi_sync(spi, &msg);
|
||||
return ret;
|
||||
}
|
||||
|
||||
static int tps65912_spi_read(struct tps65912 *tps65912, u8 addr,
|
||||
int bytes, void *dest)
|
||||
{
|
||||
struct spi_device *spi = tps65912->control_data;
|
||||
/* bit 23 is the read/write bit */
|
||||
unsigned long spi_data = 0 << 23 | addr << 15;
|
||||
struct spi_transfer xfer;
|
||||
struct spi_message msg;
|
||||
int ret;
|
||||
u8 *data = (u8 *) dest;
|
||||
u32 tx_buf, rx_buf;
|
||||
|
||||
tx_buf = spi_data;
|
||||
rx_buf = 0;
|
||||
|
||||
xfer.tx_buf = &tx_buf;
|
||||
xfer.rx_buf = &rx_buf;
|
||||
xfer.len = sizeof(unsigned long);
|
||||
xfer.bits_per_word = 24;
|
||||
|
||||
spi_message_init(&msg);
|
||||
spi_message_add_tail(&xfer, &msg);
|
||||
|
||||
if (spi == NULL)
|
||||
return 0;
|
||||
|
||||
ret = spi_sync(spi, &msg);
|
||||
if (ret == 0)
|
||||
*data = (u8) (rx_buf & 0xFF);
|
||||
return ret;
|
||||
}
|
||||
|
||||
static int tps65912_spi_probe(struct spi_device *spi)
|
||||
{
|
||||
struct tps65912 *tps65912;
|
||||
|
||||
tps65912 = devm_kzalloc(&spi->dev,
|
||||
sizeof(struct tps65912), GFP_KERNEL);
|
||||
if (tps65912 == NULL)
|
||||
return -ENOMEM;
|
||||
|
||||
tps65912->dev = &spi->dev;
|
||||
tps65912->control_data = spi;
|
||||
tps65912->read = tps65912_spi_read;
|
||||
tps65912->write = tps65912_spi_write;
|
||||
|
||||
spi_set_drvdata(spi, tps65912);
|
||||
|
||||
return tps65912_device_init(tps65912);
|
||||
}
|
||||
|
||||
static int tps65912_spi_remove(struct spi_device *spi)
|
||||
{
|
||||
struct tps65912 *tps65912 = spi_get_drvdata(spi);
|
||||
|
||||
tps65912_device_exit(tps65912);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static struct spi_driver tps65912_spi_driver = {
|
||||
.driver = {
|
||||
.name = "tps65912",
|
||||
},
|
||||
.probe = tps65912_spi_probe,
|
||||
.remove = tps65912_spi_remove,
|
||||
};
|
||||
|
||||
static int __init tps65912_spi_init(void)
|
||||
{
|
||||
int ret;
|
||||
|
||||
ret = spi_register_driver(&tps65912_spi_driver);
|
||||
if (ret != 0)
|
||||
pr_err("Failed to register TPS65912 SPI driver: %d\n", ret);
|
||||
|
||||
return 0;
|
||||
}
|
||||
/* init early so consumer devices can complete system boot */
|
||||
subsys_initcall(tps65912_spi_init);
|
||||
|
||||
static void __exit tps65912_spi_exit(void)
|
||||
{
|
||||
spi_unregister_driver(&tps65912_spi_driver);
|
||||
}
|
||||
module_exit(tps65912_spi_exit);
|
||||
|
||||
MODULE_AUTHOR("Margarita Olaya <magi@slimlogic.co.uk>");
|
||||
MODULE_DESCRIPTION("SPI support for TPS65912 chip family mfd");
|
||||
MODULE_LICENSE("GPL");
|
|
@ -760,12 +760,6 @@ config REGULATOR_TPS65910
|
|||
help
|
||||
This driver supports TPS65910/TPS65911 voltage regulator chips.
|
||||
|
||||
config REGULATOR_TPS65912
|
||||
tristate "TI TPS65912 Power regulator"
|
||||
depends on (MFD_TPS65912_I2C || MFD_TPS65912_SPI)
|
||||
help
|
||||
This driver supports TPS65912 voltage regulator chip.
|
||||
|
||||
config REGULATOR_TPS80031
|
||||
tristate "TI TPS80031/TPS80032 power regualtor driver"
|
||||
depends on MFD_TPS80031
|
||||
|
|
|
@ -95,7 +95,6 @@ obj-$(CONFIG_REGULATOR_TPS65218) += tps65218-regulator.o
|
|||
obj-$(CONFIG_REGULATOR_TPS6524X) += tps6524x-regulator.o
|
||||
obj-$(CONFIG_REGULATOR_TPS6586X) += tps6586x-regulator.o
|
||||
obj-$(CONFIG_REGULATOR_TPS65910) += tps65910-regulator.o
|
||||
obj-$(CONFIG_REGULATOR_TPS65912) += tps65912-regulator.o
|
||||
obj-$(CONFIG_REGULATOR_TPS80031) += tps80031-regulator.o
|
||||
obj-$(CONFIG_REGULATOR_TWL4030) += twl-regulator.o
|
||||
obj-$(CONFIG_REGULATOR_VEXPRESS) += vexpress.o
|
||||
|
|
|
@ -1,541 +0,0 @@
|
|||
/*
|
||||
* tps65912.c -- TI tps65912
|
||||
*
|
||||
* Copyright 2011 Texas Instruments Inc.
|
||||
*
|
||||
* Author: Margarita Olaya Cabrera <magi@slimlogic.co.uk>
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify it
|
||||
* under the terms of the GNU General Public License as published by the
|
||||
* Free Software Foundation; either version 2 of the License, or (at your
|
||||
* option) any later version.
|
||||
*
|
||||
* This driver is based on wm8350 implementation.
|
||||
*/
|
||||
|
||||
#include <linux/kernel.h>
|
||||
#include <linux/module.h>
|
||||
#include <linux/init.h>
|
||||
#include <linux/err.h>
|
||||
#include <linux/platform_device.h>
|
||||
#include <linux/regulator/driver.h>
|
||||
#include <linux/regulator/machine.h>
|
||||
#include <linux/slab.h>
|
||||
#include <linux/gpio.h>
|
||||
#include <linux/mfd/tps65912.h>
|
||||
|
||||
/* DCDC's */
|
||||
#define TPS65912_REG_DCDC1 0
|
||||
#define TPS65912_REG_DCDC2 1
|
||||
#define TPS65912_REG_DCDC3 2
|
||||
#define TPS65912_REG_DCDC4 3
|
||||
|
||||
/* LDOs */
|
||||
#define TPS65912_REG_LDO1 4
|
||||
#define TPS65912_REG_LDO2 5
|
||||
#define TPS65912_REG_LDO3 6
|
||||
#define TPS65912_REG_LDO4 7
|
||||
#define TPS65912_REG_LDO5 8
|
||||
#define TPS65912_REG_LDO6 9
|
||||
#define TPS65912_REG_LDO7 10
|
||||
#define TPS65912_REG_LDO8 11
|
||||
#define TPS65912_REG_LDO9 12
|
||||
#define TPS65912_REG_LDO10 13
|
||||
|
||||
/* Number of step-down converters available */
|
||||
#define TPS65912_NUM_DCDC 4
|
||||
|
||||
/* Number of LDO voltage regulators available */
|
||||
#define TPS65912_NUM_LDO 10
|
||||
|
||||
/* Number of total regulators available */
|
||||
#define TPS65912_NUM_REGULATOR (TPS65912_NUM_DCDC + TPS65912_NUM_LDO)
|
||||
|
||||
#define TPS65912_REG_ENABLED 0x80
|
||||
#define OP_SELREG_MASK 0x40
|
||||
#define OP_SELREG_SHIFT 6
|
||||
|
||||
struct tps_info {
|
||||
const char *name;
|
||||
};
|
||||
|
||||
static struct tps_info tps65912_regs[] = {
|
||||
{
|
||||
.name = "DCDC1",
|
||||
},
|
||||
{
|
||||
.name = "DCDC2",
|
||||
},
|
||||
{
|
||||
.name = "DCDC3",
|
||||
},
|
||||
{
|
||||
.name = "DCDC4",
|
||||
},
|
||||
{
|
||||
.name = "LDO1",
|
||||
},
|
||||
{
|
||||
.name = "LDO2",
|
||||
},
|
||||
{
|
||||
.name = "LDO3",
|
||||
},
|
||||
{
|
||||
.name = "LDO4",
|
||||
},
|
||||
{
|
||||
.name = "LDO5",
|
||||
},
|
||||
{
|
||||
.name = "LDO6",
|
||||
},
|
||||
{
|
||||
.name = "LDO7",
|
||||
},
|
||||
{
|
||||
.name = "LDO8",
|
||||
},
|
||||
{
|
||||
.name = "LDO9",
|
||||
},
|
||||
{
|
||||
.name = "LDO10",
|
||||
},
|
||||
};
|
||||
|
||||
struct tps65912_reg {
|
||||
struct regulator_desc desc[TPS65912_NUM_REGULATOR];
|
||||
struct tps65912 *mfd;
|
||||
struct regulator_dev *rdev[TPS65912_NUM_REGULATOR];
|
||||
struct tps_info *info[TPS65912_NUM_REGULATOR];
|
||||
/* for read/write access */
|
||||
struct mutex io_lock;
|
||||
int mode;
|
||||
int (*get_ctrl_reg)(int);
|
||||
int dcdc_range[TPS65912_NUM_DCDC];
|
||||
int pwm_mode_reg;
|
||||
int eco_reg;
|
||||
};
|
||||
|
||||
static const struct regulator_linear_range tps65912_ldo_ranges[] = {
|
||||
REGULATOR_LINEAR_RANGE(800000, 0, 32, 25000),
|
||||
REGULATOR_LINEAR_RANGE(1650000, 33, 60, 50000),
|
||||
REGULATOR_LINEAR_RANGE(3100000, 61, 63, 100000),
|
||||
};
|
||||
|
||||
static int tps65912_get_range(struct tps65912_reg *pmic, int id)
|
||||
{
|
||||
struct tps65912 *mfd = pmic->mfd;
|
||||
int range;
|
||||
|
||||
switch (id) {
|
||||
case TPS65912_REG_DCDC1:
|
||||
range = tps65912_reg_read(mfd, TPS65912_DCDC1_LIMIT);
|
||||
break;
|
||||
case TPS65912_REG_DCDC2:
|
||||
range = tps65912_reg_read(mfd, TPS65912_DCDC2_LIMIT);
|
||||
break;
|
||||
case TPS65912_REG_DCDC3:
|
||||
range = tps65912_reg_read(mfd, TPS65912_DCDC3_LIMIT);
|
||||
break;
|
||||
case TPS65912_REG_DCDC4:
|
||||
range = tps65912_reg_read(mfd, TPS65912_DCDC4_LIMIT);
|
||||
break;
|
||||
default:
|
||||
return 0;
|
||||
}
|
||||
|
||||
if (range >= 0)
|
||||
range = (range & DCDC_LIMIT_RANGE_MASK)
|
||||
>> DCDC_LIMIT_RANGE_SHIFT;
|
||||
|
||||
pmic->dcdc_range[id] = range;
|
||||
return range;
|
||||
}
|
||||
|
||||
static unsigned long tps65912_vsel_to_uv_range0(u8 vsel)
|
||||
{
|
||||
unsigned long uv;
|
||||
|
||||
uv = ((vsel * 12500) + 500000);
|
||||
return uv;
|
||||
}
|
||||
|
||||
static unsigned long tps65912_vsel_to_uv_range1(u8 vsel)
|
||||
{
|
||||
unsigned long uv;
|
||||
|
||||
uv = ((vsel * 12500) + 700000);
|
||||
return uv;
|
||||
}
|
||||
|
||||
static unsigned long tps65912_vsel_to_uv_range2(u8 vsel)
|
||||
{
|
||||
unsigned long uv;
|
||||
|
||||
uv = ((vsel * 25000) + 500000);
|
||||
return uv;
|
||||
}
|
||||
|
||||
static unsigned long tps65912_vsel_to_uv_range3(u8 vsel)
|
||||
{
|
||||
unsigned long uv;
|
||||
|
||||
if (vsel == 0x3f)
|
||||
uv = 3800000;
|
||||
else
|
||||
uv = ((vsel * 50000) + 500000);
|
||||
|
||||
return uv;
|
||||
}
|
||||
|
||||
static int tps65912_get_ctrl_register(int id)
|
||||
{
|
||||
if (id >= TPS65912_REG_DCDC1 && id <= TPS65912_REG_LDO4)
|
||||
return id * 3 + TPS65912_DCDC1_AVS;
|
||||
else if (id >= TPS65912_REG_LDO5 && id <= TPS65912_REG_LDO10)
|
||||
return id - TPS65912_REG_LDO5 + TPS65912_LDO5;
|
||||
else
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
static int tps65912_get_sel_register(struct tps65912_reg *pmic, int id)
|
||||
{
|
||||
struct tps65912 *mfd = pmic->mfd;
|
||||
int opvsel;
|
||||
u8 reg = 0;
|
||||
|
||||
if (id >= TPS65912_REG_DCDC1 && id <= TPS65912_REG_LDO4) {
|
||||
opvsel = tps65912_reg_read(mfd, id * 3 + TPS65912_DCDC1_OP);
|
||||
if (opvsel & OP_SELREG_MASK)
|
||||
reg = id * 3 + TPS65912_DCDC1_AVS;
|
||||
else
|
||||
reg = id * 3 + TPS65912_DCDC1_OP;
|
||||
} else if (id >= TPS65912_REG_LDO5 && id <= TPS65912_REG_LDO10) {
|
||||
reg = id - TPS65912_REG_LDO5 + TPS65912_LDO5;
|
||||
} else {
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
return reg;
|
||||
}
|
||||
|
||||
static int tps65912_get_mode_regiters(struct tps65912_reg *pmic, int id)
|
||||
{
|
||||
switch (id) {
|
||||
case TPS65912_REG_DCDC1:
|
||||
pmic->pwm_mode_reg = TPS65912_DCDC1_CTRL;
|
||||
pmic->eco_reg = TPS65912_DCDC1_AVS;
|
||||
break;
|
||||
case TPS65912_REG_DCDC2:
|
||||
pmic->pwm_mode_reg = TPS65912_DCDC2_CTRL;
|
||||
pmic->eco_reg = TPS65912_DCDC2_AVS;
|
||||
break;
|
||||
case TPS65912_REG_DCDC3:
|
||||
pmic->pwm_mode_reg = TPS65912_DCDC3_CTRL;
|
||||
pmic->eco_reg = TPS65912_DCDC3_AVS;
|
||||
break;
|
||||
case TPS65912_REG_DCDC4:
|
||||
pmic->pwm_mode_reg = TPS65912_DCDC4_CTRL;
|
||||
pmic->eco_reg = TPS65912_DCDC4_AVS;
|
||||
break;
|
||||
default:
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int tps65912_reg_is_enabled(struct regulator_dev *dev)
|
||||
{
|
||||
struct tps65912_reg *pmic = rdev_get_drvdata(dev);
|
||||
struct tps65912 *mfd = pmic->mfd;
|
||||
int reg, value, id = rdev_get_id(dev);
|
||||
|
||||
if (id < TPS65912_REG_DCDC1 || id > TPS65912_REG_LDO10)
|
||||
return -EINVAL;
|
||||
|
||||
reg = pmic->get_ctrl_reg(id);
|
||||
if (reg < 0)
|
||||
return reg;
|
||||
|
||||
value = tps65912_reg_read(mfd, reg);
|
||||
if (value < 0)
|
||||
return value;
|
||||
|
||||
return value & TPS65912_REG_ENABLED;
|
||||
}
|
||||
|
||||
static int tps65912_reg_enable(struct regulator_dev *dev)
|
||||
{
|
||||
struct tps65912_reg *pmic = rdev_get_drvdata(dev);
|
||||
struct tps65912 *mfd = pmic->mfd;
|
||||
int id = rdev_get_id(dev);
|
||||
int reg;
|
||||
|
||||
if (id < TPS65912_REG_DCDC1 || id > TPS65912_REG_LDO10)
|
||||
return -EINVAL;
|
||||
|
||||
reg = pmic->get_ctrl_reg(id);
|
||||
if (reg < 0)
|
||||
return reg;
|
||||
|
||||
return tps65912_set_bits(mfd, reg, TPS65912_REG_ENABLED);
|
||||
}
|
||||
|
||||
static int tps65912_reg_disable(struct regulator_dev *dev)
|
||||
{
|
||||
struct tps65912_reg *pmic = rdev_get_drvdata(dev);
|
||||
struct tps65912 *mfd = pmic->mfd;
|
||||
int id = rdev_get_id(dev), reg;
|
||||
|
||||
reg = pmic->get_ctrl_reg(id);
|
||||
if (reg < 0)
|
||||
return reg;
|
||||
|
||||
return tps65912_clear_bits(mfd, reg, TPS65912_REG_ENABLED);
|
||||
}
|
||||
|
||||
static int tps65912_set_mode(struct regulator_dev *dev, unsigned int mode)
|
||||
{
|
||||
struct tps65912_reg *pmic = rdev_get_drvdata(dev);
|
||||
struct tps65912 *mfd = pmic->mfd;
|
||||
int pwm_mode, eco, id = rdev_get_id(dev);
|
||||
|
||||
tps65912_get_mode_regiters(pmic, id);
|
||||
|
||||
pwm_mode = tps65912_reg_read(mfd, pmic->pwm_mode_reg);
|
||||
eco = tps65912_reg_read(mfd, pmic->eco_reg);
|
||||
|
||||
pwm_mode &= DCDCCTRL_DCDC_MODE_MASK;
|
||||
eco &= DCDC_AVS_ECO_MASK;
|
||||
|
||||
switch (mode) {
|
||||
case REGULATOR_MODE_FAST:
|
||||
/* Verify if mode alredy set */
|
||||
if (pwm_mode && !eco)
|
||||
break;
|
||||
tps65912_set_bits(mfd, pmic->pwm_mode_reg, DCDCCTRL_DCDC_MODE_MASK);
|
||||
tps65912_clear_bits(mfd, pmic->eco_reg, DCDC_AVS_ECO_MASK);
|
||||
break;
|
||||
case REGULATOR_MODE_NORMAL:
|
||||
case REGULATOR_MODE_IDLE:
|
||||
if (!pwm_mode && !eco)
|
||||
break;
|
||||
tps65912_clear_bits(mfd, pmic->pwm_mode_reg, DCDCCTRL_DCDC_MODE_MASK);
|
||||
tps65912_clear_bits(mfd, pmic->eco_reg, DCDC_AVS_ECO_MASK);
|
||||
break;
|
||||
case REGULATOR_MODE_STANDBY:
|
||||
if (!pwm_mode && eco)
|
||||
break;
|
||||
tps65912_clear_bits(mfd, pmic->pwm_mode_reg, DCDCCTRL_DCDC_MODE_MASK);
|
||||
tps65912_set_bits(mfd, pmic->eco_reg, DCDC_AVS_ECO_MASK);
|
||||
break;
|
||||
default:
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static unsigned int tps65912_get_mode(struct regulator_dev *dev)
|
||||
{
|
||||
struct tps65912_reg *pmic = rdev_get_drvdata(dev);
|
||||
struct tps65912 *mfd = pmic->mfd;
|
||||
int pwm_mode, eco, mode = 0, id = rdev_get_id(dev);
|
||||
|
||||
tps65912_get_mode_regiters(pmic, id);
|
||||
|
||||
pwm_mode = tps65912_reg_read(mfd, pmic->pwm_mode_reg);
|
||||
eco = tps65912_reg_read(mfd, pmic->eco_reg);
|
||||
|
||||
pwm_mode &= DCDCCTRL_DCDC_MODE_MASK;
|
||||
eco &= DCDC_AVS_ECO_MASK;
|
||||
|
||||
if (pwm_mode && !eco)
|
||||
mode = REGULATOR_MODE_FAST;
|
||||
else if (!pwm_mode && !eco)
|
||||
mode = REGULATOR_MODE_NORMAL;
|
||||
else if (!pwm_mode && eco)
|
||||
mode = REGULATOR_MODE_STANDBY;
|
||||
|
||||
return mode;
|
||||
}
|
||||
|
||||
static int tps65912_list_voltage(struct regulator_dev *dev, unsigned selector)
|
||||
{
|
||||
struct tps65912_reg *pmic = rdev_get_drvdata(dev);
|
||||
int range, voltage = 0, id = rdev_get_id(dev);
|
||||
|
||||
if (id > TPS65912_REG_DCDC4)
|
||||
return -EINVAL;
|
||||
|
||||
range = pmic->dcdc_range[id];
|
||||
|
||||
switch (range) {
|
||||
case 0:
|
||||
/* 0.5 - 1.2875V in 12.5mV steps */
|
||||
voltage = tps65912_vsel_to_uv_range0(selector);
|
||||
break;
|
||||
case 1:
|
||||
/* 0.7 - 1.4875V in 12.5mV steps */
|
||||
voltage = tps65912_vsel_to_uv_range1(selector);
|
||||
break;
|
||||
case 2:
|
||||
/* 0.5 - 2.075V in 25mV steps */
|
||||
voltage = tps65912_vsel_to_uv_range2(selector);
|
||||
break;
|
||||
case 3:
|
||||
/* 0.5 - 3.8V in 50mV steps */
|
||||
voltage = tps65912_vsel_to_uv_range3(selector);
|
||||
break;
|
||||
}
|
||||
return voltage;
|
||||
}
|
||||
|
||||
static int tps65912_get_voltage_sel(struct regulator_dev *dev)
|
||||
{
|
||||
struct tps65912_reg *pmic = rdev_get_drvdata(dev);
|
||||
struct tps65912 *mfd = pmic->mfd;
|
||||
int id = rdev_get_id(dev);
|
||||
int reg, vsel;
|
||||
|
||||
reg = tps65912_get_sel_register(pmic, id);
|
||||
if (reg < 0)
|
||||
return reg;
|
||||
|
||||
vsel = tps65912_reg_read(mfd, reg);
|
||||
vsel &= 0x3F;
|
||||
|
||||
return vsel;
|
||||
}
|
||||
|
||||
static int tps65912_set_voltage_sel(struct regulator_dev *dev,
|
||||
unsigned selector)
|
||||
{
|
||||
struct tps65912_reg *pmic = rdev_get_drvdata(dev);
|
||||
struct tps65912 *mfd = pmic->mfd;
|
||||
int id = rdev_get_id(dev);
|
||||
int value;
|
||||
u8 reg;
|
||||
|
||||
reg = tps65912_get_sel_register(pmic, id);
|
||||
value = tps65912_reg_read(mfd, reg);
|
||||
value &= 0xC0;
|
||||
return tps65912_reg_write(mfd, reg, selector | value);
|
||||
}
|
||||
|
||||
/* Operations permitted on DCDCx */
|
||||
static struct regulator_ops tps65912_ops_dcdc = {
|
||||
.is_enabled = tps65912_reg_is_enabled,
|
||||
.enable = tps65912_reg_enable,
|
||||
.disable = tps65912_reg_disable,
|
||||
.set_mode = tps65912_set_mode,
|
||||
.get_mode = tps65912_get_mode,
|
||||
.get_voltage_sel = tps65912_get_voltage_sel,
|
||||
.set_voltage_sel = tps65912_set_voltage_sel,
|
||||
.list_voltage = tps65912_list_voltage,
|
||||
};
|
||||
|
||||
/* Operations permitted on LDOx */
|
||||
static struct regulator_ops tps65912_ops_ldo = {
|
||||
.is_enabled = tps65912_reg_is_enabled,
|
||||
.enable = tps65912_reg_enable,
|
||||
.disable = tps65912_reg_disable,
|
||||
.get_voltage_sel = tps65912_get_voltage_sel,
|
||||
.set_voltage_sel = tps65912_set_voltage_sel,
|
||||
.list_voltage = regulator_list_voltage_linear_range,
|
||||
.map_voltage = regulator_map_voltage_linear_range,
|
||||
};
|
||||
|
||||
static int tps65912_probe(struct platform_device *pdev)
|
||||
{
|
||||
struct tps65912 *tps65912 = dev_get_drvdata(pdev->dev.parent);
|
||||
struct regulator_config config = { };
|
||||
struct tps_info *info;
|
||||
struct regulator_init_data *reg_data;
|
||||
struct regulator_dev *rdev;
|
||||
struct tps65912_reg *pmic;
|
||||
struct tps65912_board *pmic_plat_data;
|
||||
int i;
|
||||
|
||||
pmic_plat_data = dev_get_platdata(tps65912->dev);
|
||||
if (!pmic_plat_data)
|
||||
return -EINVAL;
|
||||
|
||||
reg_data = pmic_plat_data->tps65912_pmic_init_data;
|
||||
|
||||
pmic = devm_kzalloc(&pdev->dev, sizeof(*pmic), GFP_KERNEL);
|
||||
if (!pmic)
|
||||
return -ENOMEM;
|
||||
|
||||
mutex_init(&pmic->io_lock);
|
||||
pmic->mfd = tps65912;
|
||||
platform_set_drvdata(pdev, pmic);
|
||||
|
||||
pmic->get_ctrl_reg = &tps65912_get_ctrl_register;
|
||||
info = tps65912_regs;
|
||||
|
||||
for (i = 0; i < TPS65912_NUM_REGULATOR; i++, info++, reg_data++) {
|
||||
int range = 0;
|
||||
/* Register the regulators */
|
||||
pmic->info[i] = info;
|
||||
|
||||
pmic->desc[i].name = info->name;
|
||||
pmic->desc[i].id = i;
|
||||
pmic->desc[i].n_voltages = 64;
|
||||
if (i > TPS65912_REG_DCDC4) {
|
||||
pmic->desc[i].ops = &tps65912_ops_ldo;
|
||||
pmic->desc[i].linear_ranges = tps65912_ldo_ranges;
|
||||
pmic->desc[i].n_linear_ranges =
|
||||
ARRAY_SIZE(tps65912_ldo_ranges);
|
||||
} else {
|
||||
pmic->desc[i].ops = &tps65912_ops_dcdc;
|
||||
}
|
||||
pmic->desc[i].type = REGULATOR_VOLTAGE;
|
||||
pmic->desc[i].owner = THIS_MODULE;
|
||||
range = tps65912_get_range(pmic, i);
|
||||
|
||||
config.dev = tps65912->dev;
|
||||
config.init_data = reg_data;
|
||||
config.driver_data = pmic;
|
||||
|
||||
rdev = devm_regulator_register(&pdev->dev, &pmic->desc[i],
|
||||
&config);
|
||||
if (IS_ERR(rdev)) {
|
||||
dev_err(tps65912->dev,
|
||||
"failed to register %s regulator\n",
|
||||
pdev->name);
|
||||
return PTR_ERR(rdev);
|
||||
}
|
||||
|
||||
/* Save regulator for cleanup */
|
||||
pmic->rdev[i] = rdev;
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
static struct platform_driver tps65912_driver = {
|
||||
.driver = {
|
||||
.name = "tps65912-pmic",
|
||||
},
|
||||
.probe = tps65912_probe,
|
||||
};
|
||||
|
||||
static int __init tps65912_init(void)
|
||||
{
|
||||
return platform_driver_register(&tps65912_driver);
|
||||
}
|
||||
subsys_initcall(tps65912_init);
|
||||
|
||||
static void __exit tps65912_cleanup(void)
|
||||
{
|
||||
platform_driver_unregister(&tps65912_driver);
|
||||
}
|
||||
module_exit(tps65912_cleanup);
|
||||
|
||||
MODULE_AUTHOR("Margarita Olaya Cabrera <magi@slimlogic.co.uk>");
|
||||
MODULE_DESCRIPTION("TPS65912 voltage regulator driver");
|
||||
MODULE_LICENSE("GPL v2");
|
||||
MODULE_ALIAS("platform:tps65912-pmic");
|
|
@ -1,328 +0,0 @@
|
|||
/*
|
||||
* tps65912.h -- TI TPS6591x
|
||||
*
|
||||
* Copyright 2011 Texas Instruments Inc.
|
||||
*
|
||||
* Author: Margarita Olaya <magi@slimlogic.co.uk>
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify it
|
||||
* under the terms of the GNU General Public License as published by the
|
||||
* Free Software Foundation; either version 2 of the License, or (at your
|
||||
* option) any later version.
|
||||
*
|
||||
*/
|
||||
|
||||
#ifndef __LINUX_MFD_TPS65912_H
|
||||
#define __LINUX_MFD_TPS65912_H
|
||||
|
||||
/* TPS regulator type list */
|
||||
#define REGULATOR_LDO 0
|
||||
#define REGULATOR_DCDC 1
|
||||
|
||||
/*
|
||||
* List of registers for TPS65912
|
||||
*/
|
||||
|
||||
#define TPS65912_DCDC1_CTRL 0x00
|
||||
#define TPS65912_DCDC2_CTRL 0x01
|
||||
#define TPS65912_DCDC3_CTRL 0x02
|
||||
#define TPS65912_DCDC4_CTRL 0x03
|
||||
#define TPS65912_DCDC1_OP 0x04
|
||||
#define TPS65912_DCDC1_AVS 0x05
|
||||
#define TPS65912_DCDC1_LIMIT 0x06
|
||||
#define TPS65912_DCDC2_OP 0x07
|
||||
#define TPS65912_DCDC2_AVS 0x08
|
||||
#define TPS65912_DCDC2_LIMIT 0x09
|
||||
#define TPS65912_DCDC3_OP 0x0A
|
||||
#define TPS65912_DCDC3_AVS 0x0B
|
||||
#define TPS65912_DCDC3_LIMIT 0x0C
|
||||
#define TPS65912_DCDC4_OP 0x0D
|
||||
#define TPS65912_DCDC4_AVS 0x0E
|
||||
#define TPS65912_DCDC4_LIMIT 0x0F
|
||||
#define TPS65912_LDO1_OP 0x10
|
||||
#define TPS65912_LDO1_AVS 0x11
|
||||
#define TPS65912_LDO1_LIMIT 0x12
|
||||
#define TPS65912_LDO2_OP 0x13
|
||||
#define TPS65912_LDO2_AVS 0x14
|
||||
#define TPS65912_LDO2_LIMIT 0x15
|
||||
#define TPS65912_LDO3_OP 0x16
|
||||
#define TPS65912_LDO3_AVS 0x17
|
||||
#define TPS65912_LDO3_LIMIT 0x18
|
||||
#define TPS65912_LDO4_OP 0x19
|
||||
#define TPS65912_LDO4_AVS 0x1A
|
||||
#define TPS65912_LDO4_LIMIT 0x1B
|
||||
#define TPS65912_LDO5 0x1C
|
||||
#define TPS65912_LDO6 0x1D
|
||||
#define TPS65912_LDO7 0x1E
|
||||
#define TPS65912_LDO8 0x1F
|
||||
#define TPS65912_LDO9 0x20
|
||||
#define TPS65912_LDO10 0x21
|
||||
#define TPS65912_THRM 0x22
|
||||
#define TPS65912_CLK32OUT 0x23
|
||||
#define TPS65912_DEVCTRL 0x24
|
||||
#define TPS65912_DEVCTRL2 0x25
|
||||
#define TPS65912_I2C_SPI_CFG 0x26
|
||||
#define TPS65912_KEEP_ON 0x27
|
||||
#define TPS65912_KEEP_ON2 0x28
|
||||
#define TPS65912_SET_OFF1 0x29
|
||||
#define TPS65912_SET_OFF2 0x2A
|
||||
#define TPS65912_DEF_VOLT 0x2B
|
||||
#define TPS65912_DEF_VOLT_MAPPING 0x2C
|
||||
#define TPS65912_DISCHARGE 0x2D
|
||||
#define TPS65912_DISCHARGE2 0x2E
|
||||
#define TPS65912_EN1_SET1 0x2F
|
||||
#define TPS65912_EN1_SET2 0x30
|
||||
#define TPS65912_EN2_SET1 0x31
|
||||
#define TPS65912_EN2_SET2 0x32
|
||||
#define TPS65912_EN3_SET1 0x33
|
||||
#define TPS65912_EN3_SET2 0x34
|
||||
#define TPS65912_EN4_SET1 0x35
|
||||
#define TPS65912_EN4_SET2 0x36
|
||||
#define TPS65912_PGOOD 0x37
|
||||
#define TPS65912_PGOOD2 0x38
|
||||
#define TPS65912_INT_STS 0x39
|
||||
#define TPS65912_INT_MSK 0x3A
|
||||
#define TPS65912_INT_STS2 0x3B
|
||||
#define TPS65912_INT_MSK2 0x3C
|
||||
#define TPS65912_INT_STS3 0x3D
|
||||
#define TPS65912_INT_MSK3 0x3E
|
||||
#define TPS65912_INT_STS4 0x3F
|
||||
#define TPS65912_INT_MSK4 0x40
|
||||
#define TPS65912_GPIO1 0x41
|
||||
#define TPS65912_GPIO2 0x42
|
||||
#define TPS65912_GPIO3 0x43
|
||||
#define TPS65912_GPIO4 0x44
|
||||
#define TPS65912_GPIO5 0x45
|
||||
#define TPS65912_VMON 0x46
|
||||
#define TPS65912_LEDA_CTRL1 0x47
|
||||
#define TPS65912_LEDA_CTRL2 0x48
|
||||
#define TPS65912_LEDA_CTRL3 0x49
|
||||
#define TPS65912_LEDA_CTRL4 0x4A
|
||||
#define TPS65912_LEDA_CTRL5 0x4B
|
||||
#define TPS65912_LEDA_CTRL6 0x4C
|
||||
#define TPS65912_LEDA_CTRL7 0x4D
|
||||
#define TPS65912_LEDA_CTRL8 0x4E
|
||||
#define TPS65912_LEDB_CTRL1 0x4F
|
||||
#define TPS65912_LEDB_CTRL2 0x50
|
||||
#define TPS65912_LEDB_CTRL3 0x51
|
||||
#define TPS65912_LEDB_CTRL4 0x52
|
||||
#define TPS65912_LEDB_CTRL5 0x53
|
||||
#define TPS65912_LEDB_CTRL6 0x54
|
||||
#define TPS65912_LEDB_CTRL7 0x55
|
||||
#define TPS65912_LEDB_CTRL8 0x56
|
||||
#define TPS65912_LEDC_CTRL1 0x57
|
||||
#define TPS65912_LEDC_CTRL2 0x58
|
||||
#define TPS65912_LEDC_CTRL3 0x59
|
||||
#define TPS65912_LEDC_CTRL4 0x5A
|
||||
#define TPS65912_LEDC_CTRL5 0x5B
|
||||
#define TPS65912_LEDC_CTRL6 0x5C
|
||||
#define TPS65912_LEDC_CTRL7 0x5D
|
||||
#define TPS65912_LEDC_CTRL8 0x5E
|
||||
#define TPS65912_LED_RAMP_UP_TIME 0x5F
|
||||
#define TPS65912_LED_RAMP_DOWN_TIME 0x60
|
||||
#define TPS65912_LED_SEQ_EN 0x61
|
||||
#define TPS65912_LOADSWITCH 0x62
|
||||
#define TPS65912_SPARE 0x63
|
||||
#define TPS65912_VERNUM 0x64
|
||||
#define TPS6591X_MAX_REGISTER 0x64
|
||||
|
||||
/* IRQ Definitions */
|
||||
#define TPS65912_IRQ_PWRHOLD_F 0
|
||||
#define TPS65912_IRQ_VMON 1
|
||||
#define TPS65912_IRQ_PWRON 2
|
||||
#define TPS65912_IRQ_PWRON_LP 3
|
||||
#define TPS65912_IRQ_PWRHOLD_R 4
|
||||
#define TPS65912_IRQ_HOTDIE 5
|
||||
#define TPS65912_IRQ_GPIO1_R 6
|
||||
#define TPS65912_IRQ_GPIO1_F 7
|
||||
#define TPS65912_IRQ_GPIO2_R 8
|
||||
#define TPS65912_IRQ_GPIO2_F 9
|
||||
#define TPS65912_IRQ_GPIO3_R 10
|
||||
#define TPS65912_IRQ_GPIO3_F 11
|
||||
#define TPS65912_IRQ_GPIO4_R 12
|
||||
#define TPS65912_IRQ_GPIO4_F 13
|
||||
#define TPS65912_IRQ_GPIO5_R 14
|
||||
#define TPS65912_IRQ_GPIO5_F 15
|
||||
#define TPS65912_IRQ_PGOOD_DCDC1 16
|
||||
#define TPS65912_IRQ_PGOOD_DCDC2 17
|
||||
#define TPS65912_IRQ_PGOOD_DCDC3 18
|
||||
#define TPS65912_IRQ_PGOOD_DCDC4 19
|
||||
#define TPS65912_IRQ_PGOOD_LDO1 20
|
||||
#define TPS65912_IRQ_PGOOD_LDO2 21
|
||||
#define TPS65912_IRQ_PGOOD_LDO3 22
|
||||
#define TPS65912_IRQ_PGOOD_LDO4 23
|
||||
#define TPS65912_IRQ_PGOOD_LDO5 24
|
||||
#define TPS65912_IRQ_PGOOD_LDO6 25
|
||||
#define TPS65912_IRQ_PGOOD_LDO7 26
|
||||
#define TPS65912_IRQ_PGOOD_LD08 27
|
||||
#define TPS65912_IRQ_PGOOD_LDO9 28
|
||||
#define TPS65912_IRQ_PGOOD_LDO10 29
|
||||
|
||||
#define TPS65912_NUM_IRQ 30
|
||||
|
||||
/* GPIO 1 and 2 Register Definitions */
|
||||
#define GPIO_SLEEP_MASK 0x80
|
||||
#define GPIO_SLEEP_SHIFT 7
|
||||
#define GPIO_DEB_MASK 0x10
|
||||
#define GPIO_DEB_SHIFT 4
|
||||
#define GPIO_CFG_MASK 0x04
|
||||
#define GPIO_CFG_SHIFT 2
|
||||
#define GPIO_STS_MASK 0x02
|
||||
#define GPIO_STS_SHIFT 1
|
||||
#define GPIO_SET_MASK 0x01
|
||||
#define GPIO_SET_SHIFT 0
|
||||
|
||||
/* GPIO 3 Register Definitions */
|
||||
#define GPIO3_SLEEP_MASK 0x80
|
||||
#define GPIO3_SLEEP_SHIFT 7
|
||||
#define GPIO3_SEL_MASK 0x40
|
||||
#define GPIO3_SEL_SHIFT 6
|
||||
#define GPIO3_ODEN_MASK 0x20
|
||||
#define GPIO3_ODEN_SHIFT 5
|
||||
#define GPIO3_DEB_MASK 0x10
|
||||
#define GPIO3_DEB_SHIFT 4
|
||||
#define GPIO3_PDEN_MASK 0x08
|
||||
#define GPIO3_PDEN_SHIFT 3
|
||||
#define GPIO3_CFG_MASK 0x04
|
||||
#define GPIO3_CFG_SHIFT 2
|
||||
#define GPIO3_STS_MASK 0x02
|
||||
#define GPIO3_STS_SHIFT 1
|
||||
#define GPIO3_SET_MASK 0x01
|
||||
#define GPIO3_SET_SHIFT 0
|
||||
|
||||
/* GPIO 4 Register Definitions */
|
||||
#define GPIO4_SLEEP_MASK 0x80
|
||||
#define GPIO4_SLEEP_SHIFT 7
|
||||
#define GPIO4_SEL_MASK 0x40
|
||||
#define GPIO4_SEL_SHIFT 6
|
||||
#define GPIO4_ODEN_MASK 0x20
|
||||
#define GPIO4_ODEN_SHIFT 5
|
||||
#define GPIO4_DEB_MASK 0x10
|
||||
#define GPIO4_DEB_SHIFT 4
|
||||
#define GPIO4_PDEN_MASK 0x08
|
||||
#define GPIO4_PDEN_SHIFT 3
|
||||
#define GPIO4_CFG_MASK 0x04
|
||||
#define GPIO4_CFG_SHIFT 2
|
||||
#define GPIO4_STS_MASK 0x02
|
||||
#define GPIO4_STS_SHIFT 1
|
||||
#define GPIO4_SET_MASK 0x01
|
||||
#define GPIO4_SET_SHIFT 0
|
||||
|
||||
/* Register THERM (0x80) register.RegisterDescription */
|
||||
#define THERM_THERM_HD_MASK 0x20
|
||||
#define THERM_THERM_HD_SHIFT 5
|
||||
#define THERM_THERM_TS_MASK 0x10
|
||||
#define THERM_THERM_TS_SHIFT 4
|
||||
#define THERM_THERM_HDSEL_MASK 0x0C
|
||||
#define THERM_THERM_HDSEL_SHIFT 2
|
||||
#define THERM_RSVD1_MASK 0x02
|
||||
#define THERM_RSVD1_SHIFT 1
|
||||
#define THERM_THERM_STATE_MASK 0x01
|
||||
#define THERM_THERM_STATE_SHIFT 0
|
||||
|
||||
/* Register DCDCCTRL1 register.RegisterDescription */
|
||||
#define DCDCCTRL_VCON_ENABLE_MASK 0x80
|
||||
#define DCDCCTRL_VCON_ENABLE_SHIFT 7
|
||||
#define DCDCCTRL_VCON_RANGE1_MASK 0x40
|
||||
#define DCDCCTRL_VCON_RANGE1_SHIFT 6
|
||||
#define DCDCCTRL_VCON_RANGE0_MASK 0x20
|
||||
#define DCDCCTRL_VCON_RANGE0_SHIFT 5
|
||||
#define DCDCCTRL_TSTEP2_MASK 0x10
|
||||
#define DCDCCTRL_TSTEP2_SHIFT 4
|
||||
#define DCDCCTRL_TSTEP1_MASK 0x08
|
||||
#define DCDCCTRL_TSTEP1_SHIFT 3
|
||||
#define DCDCCTRL_TSTEP0_MASK 0x04
|
||||
#define DCDCCTRL_TSTEP0_SHIFT 2
|
||||
#define DCDCCTRL_DCDC1_MODE_MASK 0x02
|
||||
#define DCDCCTRL_DCDC1_MODE_SHIFT 1
|
||||
|
||||
/* Register DCDCCTRL2 and DCDCCTRL3 register.RegisterDescription */
|
||||
#define DCDCCTRL_TSTEP2_MASK 0x10
|
||||
#define DCDCCTRL_TSTEP2_SHIFT 4
|
||||
#define DCDCCTRL_TSTEP1_MASK 0x08
|
||||
#define DCDCCTRL_TSTEP1_SHIFT 3
|
||||
#define DCDCCTRL_TSTEP0_MASK 0x04
|
||||
#define DCDCCTRL_TSTEP0_SHIFT 2
|
||||
#define DCDCCTRL_DCDC_MODE_MASK 0x02
|
||||
#define DCDCCTRL_DCDC_MODE_SHIFT 1
|
||||
#define DCDCCTRL_RSVD0_MASK 0x01
|
||||
#define DCDCCTRL_RSVD0_SHIFT 0
|
||||
|
||||
/* Register DCDCCTRL4 register.RegisterDescription */
|
||||
#define DCDCCTRL_RAMP_TIME_MASK 0x01
|
||||
#define DCDCCTRL_RAMP_TIME_SHIFT 0
|
||||
|
||||
/* Register DCDCx_AVS */
|
||||
#define DCDC_AVS_ENABLE_MASK 0x80
|
||||
#define DCDC_AVS_ENABLE_SHIFT 7
|
||||
#define DCDC_AVS_ECO_MASK 0x40
|
||||
#define DCDC_AVS_ECO_SHIFT 6
|
||||
|
||||
/* Register DCDCx_LIMIT */
|
||||
#define DCDC_LIMIT_RANGE_MASK 0xC0
|
||||
#define DCDC_LIMIT_RANGE_SHIFT 6
|
||||
#define DCDC_LIMIT_MAX_SEL_MASK 0x3F
|
||||
#define DCDC_LIMIT_MAX_SEL_SHIFT 0
|
||||
|
||||
/**
|
||||
* struct tps65912_board
|
||||
* Board platform dat may be used to initialize regulators.
|
||||
*/
|
||||
struct tps65912_board {
|
||||
int is_dcdc1_avs;
|
||||
int is_dcdc2_avs;
|
||||
int is_dcdc3_avs;
|
||||
int is_dcdc4_avs;
|
||||
int irq;
|
||||
int irq_base;
|
||||
int gpio_base;
|
||||
struct regulator_init_data *tps65912_pmic_init_data;
|
||||
};
|
||||
|
||||
/**
|
||||
* struct tps65912 - tps65912 sub-driver chip access routines
|
||||
*/
|
||||
|
||||
struct tps65912 {
|
||||
struct device *dev;
|
||||
/* for read/write acces */
|
||||
struct mutex io_mutex;
|
||||
|
||||
/* For device IO interfaces: I2C or SPI */
|
||||
void *control_data;
|
||||
|
||||
int (*read)(struct tps65912 *tps65912, u8 reg, int size, void *dest);
|
||||
int (*write)(struct tps65912 *tps65912, u8 reg, int size, void *src);
|
||||
|
||||
/* Client devices */
|
||||
struct tps65912_pmic *pmic;
|
||||
|
||||
/* GPIO Handling */
|
||||
struct gpio_chip gpio;
|
||||
|
||||
/* IRQ Handling */
|
||||
struct mutex irq_lock;
|
||||
int chip_irq;
|
||||
int irq_base;
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||||
int irq_num;
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||||
u32 irq_mask;
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||||
};
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||||
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||||
struct tps65912_platform_data {
|
||||
int irq;
|
||||
int irq_base;
|
||||
};
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||||
|
||||
unsigned int tps_chip(void);
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||||
|
||||
int tps65912_set_bits(struct tps65912 *tps65912, u8 reg, u8 mask);
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||||
int tps65912_clear_bits(struct tps65912 *tps65912, u8 reg, u8 mask);
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||||
int tps65912_reg_read(struct tps65912 *tps65912, u8 reg);
|
||||
int tps65912_reg_write(struct tps65912 *tps65912, u8 reg, u8 val);
|
||||
int tps65912_device_init(struct tps65912 *tps65912);
|
||||
void tps65912_device_exit(struct tps65912 *tps65912);
|
||||
int tps65912_irq_init(struct tps65912 *tps65912, int irq,
|
||||
struct tps65912_platform_data *pdata);
|
||||
int tps65912_irq_exit(struct tps65912 *tps65912);
|
||||
|
||||
#endif /* __LINUX_MFD_TPS65912_H */
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