Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756773Ab1ELSmg (ORCPT ); Thu, 12 May 2011 14:42:36 -0400 Received: from slimlogic.co.uk ([89.16.172.20]:43280 "EHLO slimlogic.co.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751187Ab1ELSme (ORCPT ); Thu, 12 May 2011 14:42:34 -0400 MIME-Version: 1.0 Date: Thu, 12 May 2011 13:42:31 -0500 Message-ID: Subject: [PATCHv2 1/4] mfd: tps65912: Add new mfd device From: Margarita Olaya To: linux-kernel@vger.kernel.org Cc: Liam Girdwood , Mark Brown , sameo@linux.intel.com Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 21209 Lines: 791 The tps65912 chip is a power management IC. It contains the following components: - Regulators - GPIO controller The tps65912 core driver is registered as a platform driver, it provides communition through I2C and SPI interfaces. Signed-off-by: Margarita Olaya Cabrera --- drivers/mfd/Kconfig | 8 + drivers/mfd/Makefile | 1 + drivers/mfd/tps65912.c | 399 ++++++++++++++++++++++++++++++++++++++++++ include/linux/mfd/tps65912.h | 323 ++++++++++++++++++++++++++++++++++ 4 files changed, 731 insertions(+), 0 deletions(-) create mode 100644 drivers/mfd/tps65912.c create mode 100644 include/linux/mfd/tps65912.h diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig index 3ed3ff0..f08b33c 100644 --- a/drivers/mfd/Kconfig +++ b/drivers/mfd/Kconfig @@ -157,6 +157,14 @@ config TPS6507X This driver can also be built as a module. If so, the module will be called tps6507x. +config MFD_TPS65912 + bool "TPS95612 Power Management chip" + select MFD_CORE + depends on (I2C=y || SPI_MASTER) && GPIOLIB + help + If you say yes here you get support for the TPS65912 series of + PM chips. + config MENELAUS bool "Texas Instruments TWL92330/Menelaus PM chip" depends on I2C=y && ARCH_OMAP2 diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile index 419caa9..d727e66 100644 --- a/drivers/mfd/Makefile +++ b/drivers/mfd/Makefile @@ -35,6 +35,7 @@ obj-$(CONFIG_MFD_WM8994) += wm8994-core.o wm8994-irq.o obj-$(CONFIG_TPS6105X) += tps6105x.o obj-$(CONFIG_TPS65010) += tps65010.o obj-$(CONFIG_TPS6507X) += tps6507x.o +obj-$(CONFIG_MFD_TPS65912) += tps65912.o obj-$(CONFIG_MENELAUS) += menelaus.o obj-$(CONFIG_TWL4030_CORE) += twl-core.o twl4030-irq.o twl6030-irq.o diff --git a/drivers/mfd/tps65912.c b/drivers/mfd/tps65912.c new file mode 100644 index 0000000..e1b5724 --- /dev/null +++ b/drivers/mfd/tps65912.c @@ -0,0 +1,399 @@ +/* + * tps65912.c -- TI TPS6591x + * + * Copyright 2011 Texas Instruments Inc. + * + * Author: Margarita Olaya + * + * 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 +#include +#include +#include +#include +#include +#include +#include +#include + +#define TPS65912_CACHEREGNUM 0x65 + +static struct mfd_cell tps65912s[] = { + { + .name = "tps65912-pmic", + }, + { + .name = "tps65912-power", + }, +}; + +#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) +static int tps65912_i2c_read(struct tps65912 *tps65912, u8 reg, + int bytes, void *dest) +{ + struct i2c_client *i2c = tps65912->i2c_client; + struct i2c_msg xfer[2]; + int ret; + + /* Write register */ + xfer[0].addr = i2c->addr; + xfer[0].flags = 0; + xfer[0].len = 1; + xfer[0].buf = ® + + /* Read data */ + xfer[1].addr = i2c->addr; + xfer[1].flags = I2C_M_RD; + xfer[1].len = bytes; + xfer[1].buf = dest; + + ret = i2c_transfer(i2c->adapter, xfer, 2); + 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->i2c_client; + /* we add 1 byte for device register */ + u8 msg[TPS6591X_MAX_REGISTER + 1]; + int ret; + + if (bytes > (TPS6591X_MAX_REGISTER + 1)) + 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; + int ret = 0; + + tps65912 = kzalloc(sizeof(struct tps65912), GFP_KERNEL); + if (tps65912 == NULL) + return -ENOMEM; + + i2c_set_clientdata(i2c, tps65912); + tps65912->dev = &i2c->dev; + tps65912->i2c_client = i2c; + tps65912->read = tps65912_i2c_read; + tps65912->write = tps65912_i2c_write; + mutex_init(&tps65912->io_mutex); + + ret = mfd_add_devices(tps65912->dev, -1, + tps65912s, ARRAY_SIZE(tps65912s), + NULL, 0); + if (ret < 0) + goto err; + + return ret; + +err: + mfd_remove_devices(tps65912->dev); + kfree(tps65912); + return ret; +} + +static int tps65912_i2c_remove(struct i2c_client *i2c) +{ + struct tps65912 *tps65912 = i2c_get_clientdata(i2c); + + mfd_remove_devices(tps65912->dev); + kfree(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", + .owner = THIS_MODULE, + }, + .probe = tps65912_i2c_probe, + .remove = tps65912_i2c_remove, + .id_table = tps65912_i2c_id, +}; +#endif + +#if defined(CONFIG_SPI_MASTER) +static int tps65912_spi_write(struct tps65912 *tps65912, u8 addr, + int bytes, void *src) +{ + struct spi_device *spi = tps65912->spi_device; + u8 *data = (u8 *) src; + int ret; + + unsigned long spi_data = 1 << 23 | addr << 15 | *data; + struct spi_transfer xfer; + struct spi_message msg; + u32 tx_buf = 0, rx_buf = 0; + tx_buf = spi_data; + rx_buf = 0; + + 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->spi_device; + + 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 = 0, rx_buf = 0; + + 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 __devinit tps65912_spi_probe(struct spi_device *spi) +{ + struct tps65912 *tps65912; + struct tps65912_platform_data *init_data; + int dcdc_avs, value, ret = 0; + + init_data = kzalloc(sizeof(struct tps65912_platform_data), + GFP_KERNEL); + if (init_data == NULL) + return -ENOMEM; + tps65912 = kzalloc(sizeof(struct tps65912), GFP_KERNEL); + if (tps65912 == NULL) + return -ENOMEM; + + tps65912->dev = &spi->dev; + tps65912->spi_device = spi; + tps65912->read = tps65912_spi_read; + tps65912->write = tps65912_spi_write; + mutex_init(&tps65912->io_mutex); + + dcdc_avs = (init_data->is_dcdc1_avs << 0 | + init_data->is_dcdc2_avs << 1 | + init_data->is_dcdc3_avs << 2 | + init_data->is_dcdc4_avs << 3); + if (dcdc_avs) { + tps65912->read(tps65912, TPS65912_I2C_SPI_CFG, 1, &value); + dcdc_avs |= value; + tps65912->write(tps65912, TPS65912_I2C_SPI_CFG, 1, &dcdc_avs); + } + + spi_set_drvdata(spi, tps65912); + ret = mfd_add_devices(tps65912->dev, -1, + tps65912s, ARRAY_SIZE(tps65912s), + NULL, 0); + if (ret < 0) + goto err; + + return ret; + +err: + mfd_remove_devices(tps65912->dev); + kfree(tps65912); + return ret; +} + +static int __devexit tps65912_spi_remove(struct spi_device *spi) +{ + struct tps65912 *tps65912 = spi_get_drvdata(spi); + + mfd_remove_devices(tps65912->dev); + kfree(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), +}; +#endif + +int tps65912_set_bits(struct tps65912 *tps65912, u8 reg, u8 mask) +{ + u8 data; + int err; + + mutex_lock(&tps65912->io_mutex); + + err = tps65912->read(tps65912, reg, 1, &data); + if (err) { + dev_err(tps65912->dev, "Read from reg 0x%x failed\n", reg); + goto out; + } + + data |= mask; + err = tps65912->write(tps65912, reg, 1, &data); + if (err) + dev_err(tps65912->dev, "Write to reg 0x%x failed\n", reg); + +out: + mutex_unlock(&tps65912->io_mutex); + return err; +} +EXPORT_SYMBOL_GPL(tps65912_set_bits); + +int tps65912_clear_bits(struct tps65912 *tps65912, u8 reg, u8 mask) +{ + u8 data; + int err; + + mutex_lock(&tps65912->io_mutex); + err = tps65912->read(tps65912, reg, 1, &data); + if (err) { + dev_err(tps65912->dev, "Read from reg 0x%x failed\n", reg); + goto out; + } + + data &= ~mask; + err = tps65912->write(tps65912, reg, 1, &data); + if (err) + dev_err(tps65912->dev, "Write to reg 0x%x failed\n", reg); + +out: + mutex_unlock(&tps65912->io_mutex); + return err; +} +EXPORT_SYMBOL_GPL(tps65912_clear_bits); + +static inline int tps65912_read(struct tps65912 *tps65912, u8 reg) +{ + u8 val; + int err; + + err = tps65912->read(tps65912, reg, 1, &val); + if (err < 0) + return err; + + return val; +} + +static inline int tps65912_write(struct tps65912 *tps65912, u8 reg, u8 val) +{ + return tps65912->write(tps65912, reg, 1, &val); +} + +int tps65912_reg_read(struct tps65912 *tps65912, u8 reg) +{ + int data; + + mutex_lock(&tps65912->io_mutex); + + data = tps65912_read(tps65912, reg); + if (data < 0) + dev_err(tps65912->dev, "Read from reg 0x%x failed\n", reg); + + mutex_unlock(&tps65912->io_mutex); + return data; +} +EXPORT_SYMBOL_GPL(tps65912_reg_read); + +int tps65912_reg_write(struct tps65912 *tps65912, u8 reg, u8 val) +{ + int err; + + mutex_lock(&tps65912->io_mutex); + + err = tps65912_write(tps65912, reg, val); + if (err < 0) + dev_err(tps65912->dev, "Write for reg 0x%x failed\n", reg); + + mutex_unlock(&tps65912->io_mutex); + return err; +} +EXPORT_SYMBOL_GPL(tps65912_reg_write); + +static int __init tps65912_mod_init(void) +{ + int ret; +#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) + ret = i2c_add_driver(&tps65912_i2c_driver); + if (ret != 0) + pr_err("Failed to register TPS65912 I2C driver: %d\n", ret); +#endif + +#if defined(CONFIG_SPI_MASTER) + ret = spi_register_driver(&tps65912_spi_driver); + if (ret != 0) + pr_err("Failed to register TPS65912 SPI driver: %d\n", ret); +#endif + + return 0; +} +/* init early so consumer devices can complete system boot */ +subsys_initcall(tps65912_mod_init); + +static void __exit tps65912_exit(void) +{ +#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) + i2c_del_driver(&tps65912_i2c_driver); +#endif +#if defined(CONFIG_SPI_MASTER) + spi_unregister_driver(&tps65912_spi_driver); +#endif +} +module_exit(tps65912_exit); + +MODULE_AUTHOR("Margarita Olaya "); +MODULE_DESCRIPTION("TPS6591x chip family multi-function driver"); +MODULE_LICENSE("GPL"); diff --git a/include/linux/mfd/tps65912.h b/include/linux/mfd/tps65912.h new file mode 100644 index 0000000..78ac982 --- /dev/null +++ b/include/linux/mfd/tps65912.h @@ -0,0 +1,323 @@ +/* + * tps65912.h -- TI TPS6591x + * + * Copyright 2011 Texas Instruments Inc. + * + * Author: Margarita Olaya + * + * 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 { + 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; + + /* device IO */ + union { + struct i2c_client *i2c_client; + struct spi_device *spi_device; + }; + + 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; + struct tps65912_power *power; + + /* 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; + int is_dcdc1_avs; + int is_dcdc2_avs; + int is_dcdc3_avs; + int is_dcdc4_avs; +}; + +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); + +#endif /* __LINUX_MFD_TPS65912_H */ -- 1.7.0.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/