diff options
author | Andrew F. Davis <afd@ti.com> | 2016-01-25 16:43:44 +0100 |
---|---|---|
committer | Lee Jones <lee.jones@linaro.org> | 2016-02-11 17:30:31 +0100 |
commit | 65b6555971d0498b18a0b2fdc6dd7c822f2d69b7 (patch) | |
tree | a48bd0c376743b1ab15152437eb7acd6f8a9ea6e /drivers/mfd | |
parent | Documentation: tps65912: Add DT bindings for the TPS65912 PMIC (diff) | |
download | linux-65b6555971d0498b18a0b2fdc6dd7c822f2d69b7.tar.xz linux-65b6555971d0498b18a0b2fdc6dd7c822f2d69b7.zip |
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>
Diffstat (limited to 'drivers/mfd')
-rw-r--r-- | drivers/mfd/Kconfig | 26 | ||||
-rw-r--r-- | drivers/mfd/Makefile | 4 | ||||
-rw-r--r-- | drivers/mfd/tps65912-core.c | 175 | ||||
-rw-r--r-- | drivers/mfd/tps65912-i2c.c | 139 | ||||
-rw-r--r-- | drivers/mfd/tps65912-irq.c | 217 | ||||
-rw-r--r-- | drivers/mfd/tps65912-spi.c | 140 |
6 files changed, 0 insertions, 701 deletions
diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig index 9ca66de0c1c1..dd2fc0158c7a 100644 --- a/drivers/mfd/Kconfig +++ b/drivers/mfd/Kconfig @@ -1180,32 +1180,6 @@ config MFD_TPS65910 if you say yes here you get support for the TPS65910 series of Power Management chips. -config MFD_TPS65912 - bool "TI TPS65912 Power Management chip" - depends on GPIOLIB - select MFD_CORE - help - If you say yes here you get support for the TPS65912 series of - PM chips. - -config MFD_TPS65912_I2C - bool "TI TPS65912 Power Management chip with I2C" - select MFD_CORE - select MFD_TPS65912 - depends on I2C=y && GPIOLIB - help - If you say yes here you get support for the TPS65912 series of - PM chips with I2C interface. - -config MFD_TPS65912_SPI - bool "TI TPS65912 Power Management chip with SPI" - select MFD_CORE - select MFD_TPS65912 - depends on SPI_MASTER && GPIOLIB - help - If you say yes here you get support for the TPS65912 series of - PM chips with SPI interface. - config MFD_TPS80031 bool "TI TPS80031/TPS80032 Power Management chips" depends on I2C=y diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile index 0f230a6103f8..e33e0b48f591 100644 --- a/drivers/mfd/Makefile +++ b/drivers/mfd/Makefile @@ -73,10 +73,6 @@ obj-$(CONFIG_TPS6507X) += tps6507x.o obj-$(CONFIG_MFD_TPS65217) += tps65217.o obj-$(CONFIG_MFD_TPS65218) += tps65218.o obj-$(CONFIG_MFD_TPS65910) += tps65910.o -tps65912-objs := tps65912-core.o tps65912-irq.o -obj-$(CONFIG_MFD_TPS65912) += tps65912.o -obj-$(CONFIG_MFD_TPS65912_I2C) += tps65912-i2c.o -obj-$(CONFIG_MFD_TPS65912_SPI) += tps65912-spi.o obj-$(CONFIG_MFD_TPS80031) += tps80031.o obj-$(CONFIG_MENELAUS) += menelaus.o diff --git a/drivers/mfd/tps65912-core.c b/drivers/mfd/tps65912-core.c deleted file mode 100644 index 1f82d60b1d0f..000000000000 --- a/drivers/mfd/tps65912-core.c +++ /dev/null @@ -1,175 +0,0 @@ -/* - * tps65912-core.c -- TI TPS65912x - * - * 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/slab.h> -#include <linux/gpio.h> -#include <linux/mfd/core.h> -#include <linux/mfd/tps65912.h> - -static const struct mfd_cell tps65912s[] = { - { - .name = "tps65912-pmic", - }, -}; - -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); - -int tps65912_device_init(struct tps65912 *tps65912) -{ - struct tps65912_board *pmic_plat_data = dev_get_platdata(tps65912->dev); - struct tps65912_platform_data *init_data; - int ret, dcdc_avs, value; - - init_data = kzalloc(sizeof(struct tps65912_platform_data), GFP_KERNEL); - if (init_data == NULL) - return -ENOMEM; - - mutex_init(&tps65912->io_mutex); - dev_set_drvdata(tps65912->dev, tps65912); - - dcdc_avs = (pmic_plat_data->is_dcdc1_avs << 0 | - pmic_plat_data->is_dcdc2_avs << 1 | - pmic_plat_data->is_dcdc3_avs << 2 | - pmic_plat_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); - } - - ret = mfd_add_devices(tps65912->dev, -1, - tps65912s, ARRAY_SIZE(tps65912s), - NULL, 0, NULL); - if (ret < 0) - goto err; - - init_data->irq = pmic_plat_data->irq; - init_data->irq_base = pmic_plat_data->irq_base; - ret = tps65912_irq_init(tps65912, init_data->irq, init_data); - if (ret < 0) - goto err; - - kfree(init_data); - return ret; - -err: - kfree(init_data); - mfd_remove_devices(tps65912->dev); - return ret; -} - -void tps65912_device_exit(struct tps65912 *tps65912) -{ - mfd_remove_devices(tps65912->dev); - tps65912_irq_exit(tps65912); -} - -MODULE_AUTHOR("Margarita Olaya <magi@slimlogic.co.uk>"); -MODULE_DESCRIPTION("TPS65912x chip family multi-function driver"); -MODULE_LICENSE("GPL"); diff --git a/drivers/mfd/tps65912-i2c.c b/drivers/mfd/tps65912-i2c.c deleted file mode 100644 index 7e55640b3ed5..000000000000 --- a/drivers/mfd/tps65912-i2c.c +++ /dev/null @@ -1,139 +0,0 @@ -/* - * tps65912-i2c.c -- I2C 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/i2c.h> -#include <linux/mfd/core.h> -#include <linux/mfd/tps65912.h> - -static int tps65912_i2c_read(struct tps65912 *tps65912, u8 reg, - int bytes, void *dest) -{ - struct i2c_client *i2c = tps65912->control_data; - 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->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"); diff --git a/drivers/mfd/tps65912-irq.c b/drivers/mfd/tps65912-irq.c deleted file mode 100644 index db2c29cb709b..000000000000 --- a/drivers/mfd/tps65912-irq.c +++ /dev/null @@ -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; -} diff --git a/drivers/mfd/tps65912-spi.c b/drivers/mfd/tps65912-spi.c deleted file mode 100644 index d59aa55b1495..000000000000 --- a/drivers/mfd/tps65912-spi.c +++ /dev/null @@ -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"); |