mfd: tps65912: Remove old driver in preparation for new driver

[linux-2.6-microblaze.git] / drivers / mfd / tps65912-core.c

diff --git a/drivers/mfd/tps65912-core.c b/drivers/mfd/tps65912-core.c
deleted file mode 100644 (file)
index 1f82d60..0000000
--- 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");