mfd: tps65912: Add new mfd device
The tps65912 chip is a power management IC. It contains the following components: - Regulators - GPIO controller The core driver is registered as a platform driver, it provides communication through I2C and SPI interfaces. Signed-off-by: Margarita Olaya Cabrera <magi@slimlogic.co.uk> Acked-by: Samuel Ortiz <sameo@linux.intel.com> Acked-by: Liam Girdwood <lrg@ti.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Margarita Olaya
Samuel Ortiz
parent
8504d63804
commit
36e52873c6
6 changed files with 792 additions and 0 deletions
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@ -171,6 +171,28 @@ config MFD_TPS6586X
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This driver can also be built as a module. If so, the module
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will be called tps6586x.
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config MFD_TPS65912
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bool "TPS65912 PMIC"
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depends on GPIOLIB
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config MFD_TPS65912_I2C
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bool "TPS95612 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 "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 MENELAUS
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bool "Texas Instruments TWL92330/Menelaus PM chip"
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depends on I2C=y && ARCH_OMAP2
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@ -36,6 +36,10 @@ obj-$(CONFIG_MFD_WM8994) += wm8994-core.o wm8994-irq.o
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obj-$(CONFIG_TPS6105X) += tps6105x.o
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obj-$(CONFIG_TPS65010) += tps65010.o
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obj-$(CONFIG_TPS6507X) += tps6507x.o
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tps65912-objs := tps65912-core.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_MENELAUS) += menelaus.o
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obj-$(CONFIG_TWL4030_CORE) += twl-core.o twl4030-irq.o twl6030-irq.o
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164
drivers/mfd/tps65912-core.c
Normal file
164
drivers/mfd/tps65912-core.c
Normal file
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@ -0,0 +1,164 @@
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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/init.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 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 = tps65912->dev->platform_data;
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int ret, dcdc_avs, value;
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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);
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if (ret < 0)
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goto err;
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return ret;
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err:
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mfd_remove_devices(tps65912->dev);
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kfree(tps65912);
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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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kfree(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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139
drivers/mfd/tps65912-i2c.c
Normal file
139
drivers/mfd/tps65912-i2c.c
Normal file
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@ -0,0 +1,139 @@
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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.
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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/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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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];
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int ret;
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/* Write register */
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xfer[0].addr = i2c->addr;
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xfer[0].flags = 0;
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xfer[0].len = 1;
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xfer[0].buf = ®
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/* 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)
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ret = 0;
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else if (ret >= 0)
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ret = -EIO;
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return ret;
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}
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static int tps65912_i2c_write(struct tps65912 *tps65912, u8 reg,
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int bytes, void *src)
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{
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struct i2c_client *i2c = tps65912->control_data;
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/* we add 1 byte for device register */
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u8 msg[TPS6591X_MAX_REGISTER + 1];
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int ret;
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if (bytes > (TPS6591X_MAX_REGISTER + 1))
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return -EINVAL;
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msg[0] = reg;
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memcpy(&msg[1], src, bytes);
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ret = i2c_master_send(i2c, msg, bytes + 1);
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if (ret < 0)
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return ret;
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if (ret != bytes + 1)
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return -EIO;
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return 0;
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}
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static int tps65912_i2c_probe(struct i2c_client *i2c,
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const struct i2c_device_id *id)
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{
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struct tps65912 *tps65912;
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tps65912 = kzalloc(sizeof(struct tps65912), GFP_KERNEL);
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if (tps65912 == NULL)
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return -ENOMEM;
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i2c_set_clientdata(i2c, tps65912);
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tps65912->dev = &i2c->dev;
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tps65912->control_data = i2c;
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tps65912->read = tps65912_i2c_read;
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tps65912->write = tps65912_i2c_write;
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return tps65912_device_init(tps65912);
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}
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static int tps65912_i2c_remove(struct i2c_client *i2c)
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{
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struct tps65912 *tps65912 = i2c_get_clientdata(i2c);
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tps65912_device_exit(tps65912);
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return 0;
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}
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static const struct i2c_device_id tps65912_i2c_id[] = {
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{"tps65912", 0 },
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{ }
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};
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MODULE_DEVICE_TABLE(i2c, tps65912_i2c_id);
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static struct i2c_driver tps65912_i2c_driver = {
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.driver = {
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.name = "tps65912",
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.owner = THIS_MODULE,
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},
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.probe = tps65912_i2c_probe,
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.remove = tps65912_i2c_remove,
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.id_table = tps65912_i2c_id,
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};
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static int __init tps65912_i2c_init(void)
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{
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int ret;
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ret = i2c_add_driver(&tps65912_i2c_driver);
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if (ret != 0)
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pr_err("Failed to register TPS65912 I2C driver: %d\n", ret);
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return ret;
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}
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/* init early so consumer devices can complete system boot */
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subsys_initcall(tps65912_i2c_init);
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static void __exit tps65912_i2c_exit(void)
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{
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i2c_del_driver(&tps65912_i2c_driver);
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}
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module_exit(tps65912_i2c_exit);
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MODULE_AUTHOR("Margarita Olaya <magi@slimlogic.co.uk>");
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MODULE_DESCRIPTION("TPS6591x chip family multi-function driver");
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MODULE_LICENSE("GPL");
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142
drivers/mfd/tps65912-spi.c
Normal file
142
drivers/mfd/tps65912-spi.c
Normal file
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@ -0,0 +1,142 @@
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/*
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* tps65912-spi.c -- SPI access for TI TPS65912x PMIC
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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/init.h>
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#include <linux/slab.h>
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#include <linux/gpio.h>
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#include <linux/spi/spi.h>
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#include <linux/mfd/core.h>
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#include <linux/mfd/tps65912.h>
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static int tps65912_spi_write(struct tps65912 *tps65912, u8 addr,
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int bytes, void *src)
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{
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struct spi_device *spi = tps65912->control_data;
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u8 *data = (u8 *) src;
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int ret;
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/* bit 23 is the read/write bit */
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unsigned long spi_data = 1 << 23 | addr << 15 | *data;
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struct spi_transfer xfer;
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struct spi_message msg;
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u32 tx_buf, rx_buf;
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tx_buf = spi_data;
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rx_buf = 0;
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xfer.tx_buf = &tx_buf;
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xfer.rx_buf = NULL;
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xfer.len = sizeof(unsigned long);
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xfer.bits_per_word = 24;
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spi_message_init(&msg);
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spi_message_add_tail(&xfer, &msg);
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ret = spi_sync(spi, &msg);
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return ret;
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}
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static int tps65912_spi_read(struct tps65912 *tps65912, u8 addr,
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int bytes, void *dest)
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{
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struct spi_device *spi = tps65912->control_data;
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/* bit 23 is the read/write bit */
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unsigned long spi_data = 0 << 23 | addr << 15;
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struct spi_transfer xfer;
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struct spi_message msg;
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int ret;
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u8 *data = (u8 *) dest;
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u32 tx_buf, rx_buf;
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tx_buf = spi_data;
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rx_buf = 0;
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xfer.tx_buf = &tx_buf;
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xfer.rx_buf = &rx_buf;
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xfer.len = sizeof(unsigned long);
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xfer.bits_per_word = 24;
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spi_message_init(&msg);
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spi_message_add_tail(&xfer, &msg);
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if (spi == NULL)
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return 0;
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ret = spi_sync(spi, &msg);
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if (ret == 0)
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*data = (u8) (rx_buf & 0xFF);
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return ret;
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}
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static int __devinit tps65912_spi_probe(struct spi_device *spi)
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{
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struct tps65912 *tps65912;
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tps65912 = kzalloc(sizeof(struct tps65912), GFP_KERNEL);
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if (tps65912 == NULL)
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return -ENOMEM;
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tps65912->dev = &spi->dev;
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tps65912->control_data = spi;
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tps65912->read = tps65912_spi_read;
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tps65912->write = tps65912_spi_write;
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spi_set_drvdata(spi, tps65912);
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return tps65912_device_init(tps65912);
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}
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|
||||
static int __devexit 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",
|
||||
.bus = &spi_bus_type,
|
||||
.owner = THIS_MODULE,
|
||||
},
|
||||
.probe = tps65912_spi_probe,
|
||||
.remove = __devexit_p(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");
|
||||
321
include/linux/mfd/tps65912.h
Normal file
321
include/linux/mfd/tps65912.h
Normal file
|
|
@ -0,0 +1,321 @@
|
|||
/*
|
||||
* 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;
|
||||
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;
|
||||
int irq_num;
|
||||
u32 irq_mask;
|
||||
};
|
||||
|
||||
struct tps65912_platform_data {
|
||||
int irq_base;
|
||||
};
|
||||
|
||||
unsigned int tps_chip(void);
|
||||
|
||||
int tps65912_set_bits(struct tps65912 *tps65912, u8 reg, u8 mask);
|
||||
int tps65912_clear_bits(struct tps65912 *tps65912, u8 reg, u8 mask);
|
||||
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);
|
||||
|
||||
#endif /* __LINUX_MFD_TPS65912_H */
|
||||
Loading…
Reference in a new issue