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authorLars-Peter Clausen <lars@metafoo.de>2010-01-22 12:48:41 +0100
committerLars-Peter Clausen <lars@metafoo.de>2010-01-22 13:48:07 +0100
commitb29086188b50e3794533074c2831b4b44507e7e9 (patch)
tree69db3c52e36c2517de6d81797e1cdc999d6bc0d9 /drivers/mfd
parent014ca5dd44350a7f9ae60aa6f5ea423681e979c9 (diff)
pcf50633: Move pcf50633-gpio driver to the gpio drivers folder
Diffstat (limited to 'drivers/mfd')
-rw-r--r--drivers/mfd/Kconfig9
-rw-r--r--drivers/mfd/Makefile2
-rw-r--r--drivers/mfd/pcf50633-gpio.c228
3 files changed, 3 insertions, 236 deletions
diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
index 570be139f9d..0c2126fe16c 100644
--- a/drivers/mfd/Kconfig
+++ b/drivers/mfd/Kconfig
@@ -268,13 +268,6 @@ config PCF50633_ADC
Say yes here if you want to include support for ADC in the
NXP PCF50633 chip.
-config PCF50633_GPIO
- tristate "Support for NXP PCF50633 GPIO"
- depends on MFD_PCF50633
- help
- Say yes here if you want to include support GPIO for pins on
- the PCF50633 chip.
-
config AB3100_CORE
tristate "ST-Ericsson AB3100 Mixed Signal Circuit core functions"
depends on I2C
@@ -305,6 +298,8 @@ config EZX_PCAP
This enables the PCAP ASIC present on EZX Phones. This is
needed for MMC, TouchScreen, Sound, USB, etc..
+source "drivers/mfd/glamo/Kconfig"
+
endmenu
menu "Multimedia Capabilities Port drivers"
diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile
index f3b277b90d4..f30cede74c2 100644
--- a/drivers/mfd/Makefile
+++ b/drivers/mfd/Makefile
@@ -4,6 +4,7 @@
obj-$(CONFIG_MFD_SM501) += sm501.o
obj-$(CONFIG_MFD_ASIC3) += asic3.o
+obj-$(CONFIG_MFD_GLAMO) += glamo/
obj-$(CONFIG_HTC_EGPIO) += htc-egpio.o
obj-$(CONFIG_HTC_PASIC3) += htc-pasic3.o
@@ -47,6 +48,5 @@ obj-$(CONFIG_PMIC_DA903X) += da903x.o
obj-$(CONFIG_MFD_PCF50633) += pcf50633-core.o
obj-$(CONFIG_PCF50633_ADC) += pcf50633-adc.o
-obj-$(CONFIG_PCF50633_GPIO) += pcf50633-gpio.o
obj-$(CONFIG_AB3100_CORE) += ab3100-core.o
obj-$(CONFIG_AB3100_OTP) += ab3100-otp.o
diff --git a/drivers/mfd/pcf50633-gpio.c b/drivers/mfd/pcf50633-gpio.c
deleted file mode 100644
index dc49defed23..00000000000
--- a/drivers/mfd/pcf50633-gpio.c
+++ /dev/null
@@ -1,228 +0,0 @@
-/* NXP PCF50633 GPIO Driver
- *
- * (C) 2006-2008 by Openmoko, Inc.
- * Author: Balaji Rao <balajirrao@openmoko.org>
- * Copyright 2010, Lars-Peter Clausen <lars@metafoo.de>
- * All rights reserved.
- *
- * Broken down from monstrous PCF50633 driver mainly by
- * Harald Welte, Andy Green and Werner Almesberger
- *
- * 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.
- *
- */
-
-#include <linux/kernel.h>
-#include <linux/module.h>
-
-#include <linux/platform_device.h>
-
-#include <linux/mfd/pcf50633/core.h>
-#include <linux/mfd/pcf50633/gpio.h>
-#include <linux/gpio.h>
-
-#define PCF50633_REG_GPIOCTL 0x13
-#define PCF50633_REG_GPIOCFG(x) (0x14 + (x))
-
-enum pcf50633_regulator_id {
- PCF50633_REGULATOR_AUTO,
- PCF50633_REGULATOR_DOWN1,
- PCF50633_REGULATOR_DOWN2,
- PCF50633_REGULATOR_LDO1,
- PCF50633_REGULATOR_LDO2,
- PCF50633_REGULATOR_LDO3,
- PCF50633_REGULATOR_LDO4,
- PCF50633_REGULATOR_LDO5,
- PCF50633_REGULATOR_LDO6,
- PCF50633_REGULATOR_HCLDO,
- PCF50633_REGULATOR_MEMLDO,
-};
-
-#define PCF50633_REG_AUTOOUT 0x1a
-#define PCF50633_REG_DOWN1OUT 0x1e
-#define PCF50633_REG_DOWN2OUT 0x22
-#define PCF50633_REG_MEMLDOOUT 0x26
-#define PCF50633_REG_LDO1OUT 0x2d
-#define PCF50633_REG_LDO2OUT 0x2f
-#define PCF50633_REG_LDO3OUT 0x31
-#define PCF50633_REG_LDO4OUT 0x33
-#define PCF50633_REG_LDO5OUT 0x35
-#define PCF50633_REG_LDO6OUT 0x37
-#define PCF50633_REG_HCLDOOUT 0x39
-
-static const u8 pcf50633_regulator_registers[PCF50633_NUM_REGULATORS] = {
- [PCF50633_REGULATOR_AUTO] = PCF50633_REG_AUTOOUT,
- [PCF50633_REGULATOR_DOWN1] = PCF50633_REG_DOWN1OUT,
- [PCF50633_REGULATOR_DOWN2] = PCF50633_REG_DOWN2OUT,
- [PCF50633_REGULATOR_MEMLDO] = PCF50633_REG_MEMLDOOUT,
- [PCF50633_REGULATOR_LDO1] = PCF50633_REG_LDO1OUT,
- [PCF50633_REGULATOR_LDO2] = PCF50633_REG_LDO2OUT,
- [PCF50633_REGULATOR_LDO3] = PCF50633_REG_LDO3OUT,
- [PCF50633_REGULATOR_LDO4] = PCF50633_REG_LDO4OUT,
- [PCF50633_REGULATOR_LDO5] = PCF50633_REG_LDO5OUT,
- [PCF50633_REGULATOR_LDO6] = PCF50633_REG_LDO6OUT,
- [PCF50633_REGULATOR_HCLDO] = PCF50633_REG_HCLDOOUT,
-};
-
-struct pcf50633_gpio {
- struct pcf50633 *pcf;
- struct gpio_chip chip;
-};
-
-static inline struct pcf50633 *gpio_chip_to_pcf50633(struct gpio_chip *chip)
-{
- struct pcf50633 *pcf = dev_to_pcf50633(chip->dev->parent);
- return pcf;
-}
-
-static void pcf50633_gpio_set_value(struct gpio_chip *chip, unsigned gpio, int value)
-{
- struct pcf50633 *pcf = gpio_chip_to_pcf50633(chip);
- u8 reg;
-
- reg = PCF50633_REG_GPIOCFG(gpio);
-
- pcf50633_reg_set_bit_mask(pcf, reg, 0x07, value ? 0x0 : 0x7);
-}
-
-static int pcf50633_gpio_get_value(struct gpio_chip *chip, unsigned gpio)
-{
- struct pcf50633 *pcf = gpio_chip_to_pcf50633(chip);
- return pcf50633_reg_read(pcf, PCF50633_REG_GPIOCFG(gpio)) >> 3;
-}
-
-
-static int pcf50633_gpio_direction_output(struct gpio_chip *chip, unsigned gpio,
- int value)
-{
- struct pcf50633 *pcf = gpio_chip_to_pcf50633(chip);
- int ret;
-
- ret = pcf50633_gpio_set_config(pcf, pcf->pdata->gpio_base + gpio,
- PCF50633_GPIO_CONFIG_OUTPUT);
- if (!ret)
- pcf50633_gpio_set_value(chip, gpio, value);
-
- return ret;
-}
-
-static int pcf50633_gpio_direction_input(struct gpio_chip *chip, unsigned gpio)
-{
- return -ENOSYS;
-}
-
-int pcf50633_gpio_set_config(struct pcf50633 *pcf, unsigned gpio,
- enum pcf50633_gpio_config config)
-{
- u8 reg;
- u8 direction;
- int ret;
-
- gpio -= pcf->pdata->gpio_base;
-
- if (gpio < 3) {
- direction = (config == PCF50633_GPIO_CONFIG_INPUT) ? (1 << gpio) : 0;
- ret = pcf50633_reg_set_bit_mask(pcf, PCF50633_REG_GPIOCTL, (1 << gpio),
- direction);
- if (ret) {
- return ret;
- }
- } else if (gpio > 3 || config == PCF50633_GPIO_CONFIG_INPUT) {
- return -EINVAL;
- }
-
- if (config != PCF50633_GPIO_CONFIG_INPUT) {
- reg = PCF50633_REG_GPIOCFG(gpio);
- ret = pcf50633_reg_set_bit_mask(pcf, reg, 0x0f, config);
- }
-
- return ret;
-}
-EXPORT_SYMBOL_GPL(pcf50633_gpio_set_config);
-
-int pcf50633_gpio_power_supply_set(struct pcf50633 *pcf,
- int gpio, int regulator, int on)
-{
- u8 reg, val, mask;
-
- gpio -= pcf->pdata->gpio_base;
-
- /* the *ENA register is always one after the *OUT register */
- reg = pcf50633_regulator_registers[regulator] + 1;
-
- val = !!on << (gpio - PCF50633_GPIO1);
- mask = 1 << (gpio - PCF50633_GPIO1);
-
- return pcf50633_reg_set_bit_mask(pcf, reg, mask, val);
-}
-EXPORT_SYMBOL_GPL(pcf50633_gpio_power_supply_set);
-
-
-static int __devinit pcf50633_gpio_probe(struct platform_device *pdev)
-{
- struct pcf50633 *pcf = dev_to_pcf50633(pdev->dev.parent);
- struct pcf50633_gpio *pcf_gpio;
-
- pcf_gpio = kzalloc(sizeof(*pcf_gpio), GFP_KERNEL);
-
- if (!pcf_gpio)
- return -ENOMEM;
-
- pcf_gpio->pcf = pcf;
-
- pcf_gpio->chip.direction_input = pcf50633_gpio_direction_input;
- pcf_gpio->chip.direction_output = pcf50633_gpio_direction_output;
- pcf_gpio->chip.get = pcf50633_gpio_get_value;
- pcf_gpio->chip.set = pcf50633_gpio_set_value;
-
- pcf_gpio->chip.base = pcf->pdata->gpio_base;
- pcf_gpio->chip.ngpio = 4;
- pcf_gpio->chip.label = dev_name(pcf->dev);
- pcf_gpio->chip.can_sleep = 1;
- pcf_gpio->chip.owner = THIS_MODULE;
- pcf_gpio->chip.dev = &pdev->dev;
-
- platform_set_drvdata(pdev, pcf_gpio);
-
- return gpiochip_add(&pcf_gpio->chip);
-}
-
-static int __devexit pcf50633_gpio_remove(struct platform_device *pdev)
-{
- struct pcf50633_gpio *pcf_gpio = platform_get_drvdata(pdev);
-
- gpiochip_remove(&pcf_gpio->chip);
-
- platform_set_drvdata(pdev, NULL);
- kfree(pcf_gpio);
-
- return 0;
-}
-
-static struct platform_driver pcf50633_gpio_driver = {
- .probe = pcf50633_gpio_probe,
- .remove = __devexit_p(pcf50633_gpio_remove),
- .driver = {
- .name = "pcf50633-gpio",
- .owner = THIS_MODULE,
- },
-};
-
-int __init pcf50633_gpio_init(void)
-{
- return platform_driver_register(&pcf50633_gpio_driver);
-}
-module_init(pcf50633_gpio_init);
-
-void __exit pcf50633_gpio_exit(void)
-{
- platform_driver_unregister(&pcf50633_gpio_driver);
-}
-module_exit(pcf50633_gpio_exit);
-
-MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
-MODULE_DESCRIPTION("GPIO driver for the PCF50633");
-MODULE_LICENSE("GPL");