diff options
Diffstat (limited to 'drivers/mfd')
-rw-r--r-- | drivers/mfd/Kconfig | 3 | ||||
-rw-r--r-- | drivers/mfd/Makefile | 2 | ||||
-rw-r--r-- | drivers/mfd/tps65910-gpio.c | 91 |
3 files changed, 3 insertions, 93 deletions
diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig index 4990a492a09b..b6c267724e14 100644 --- a/drivers/mfd/Kconfig +++ b/drivers/mfd/Kconfig | |||
@@ -721,8 +721,9 @@ config MFD_PM8XXX_IRQ | |||
721 | 721 | ||
722 | config MFD_TPS65910 | 722 | config MFD_TPS65910 |
723 | bool "TPS65910 Power Management chip" | 723 | bool "TPS65910 Power Management chip" |
724 | depends on I2C=y && GPIOLIB | 724 | depends on I2C=y |
725 | select MFD_CORE | 725 | select MFD_CORE |
726 | select GPIO_TPS65910 | ||
726 | help | 727 | help |
727 | if you say yes here you get support for the TPS65910 series of | 728 | if you say yes here you get support for the TPS65910 series of |
728 | Power Management chips. | 729 | Power Management chips. |
diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile index bdb8eab5668b..efe3cc33ed92 100644 --- a/drivers/mfd/Makefile +++ b/drivers/mfd/Makefile | |||
@@ -93,4 +93,4 @@ obj-$(CONFIG_MFD_CS5535) += cs5535-mfd.o | |||
93 | obj-$(CONFIG_MFD_OMAP_USB_HOST) += omap-usb-host.o | 93 | obj-$(CONFIG_MFD_OMAP_USB_HOST) += omap-usb-host.o |
94 | obj-$(CONFIG_MFD_PM8921_CORE) += pm8921-core.o | 94 | obj-$(CONFIG_MFD_PM8921_CORE) += pm8921-core.o |
95 | obj-$(CONFIG_MFD_PM8XXX_IRQ) += pm8xxx-irq.o | 95 | obj-$(CONFIG_MFD_PM8XXX_IRQ) += pm8xxx-irq.o |
96 | obj-$(CONFIG_MFD_TPS65910) += tps65910.o tps65910-gpio.o tps65910-irq.o | 96 | obj-$(CONFIG_MFD_TPS65910) += tps65910.o tps65910-irq.o |
diff --git a/drivers/mfd/tps65910-gpio.c b/drivers/mfd/tps65910-gpio.c deleted file mode 100644 index f3ae37652446..000000000000 --- a/drivers/mfd/tps65910-gpio.c +++ /dev/null | |||
@@ -1,91 +0,0 @@ | |||
1 | /* | ||
2 | * tps65910-gpio.c -- TI TPS6591x | ||
3 | * | ||
4 | * Copyright 2010 Texas Instruments Inc. | ||
5 | * | ||
6 | * Author: Graeme Gregory <gg@slimlogic.co.uk> | ||
7 | * Author: Jorge Eduardo Candelaria jedu@slimlogic.co.uk> | ||
8 | * | ||
9 | * This program is free software; you can redistribute it and/or modify it | ||
10 | * under the terms of the GNU General Public License as published by the | ||
11 | * Free Software Foundation; either version 2 of the License, or (at your | ||
12 | * option) any later version. | ||
13 | * | ||
14 | */ | ||
15 | |||
16 | #include <linux/kernel.h> | ||
17 | #include <linux/module.h> | ||
18 | #include <linux/errno.h> | ||
19 | #include <linux/gpio.h> | ||
20 | #include <linux/i2c.h> | ||
21 | #include <linux/mfd/tps65910.h> | ||
22 | |||
23 | static int tps65910_gpio_get(struct gpio_chip *gc, unsigned offset) | ||
24 | { | ||
25 | struct tps65910 *tps65910 = container_of(gc, struct tps65910, gpio); | ||
26 | uint8_t val; | ||
27 | |||
28 | tps65910->read(tps65910, TPS65910_GPIO0, 1, &val); | ||
29 | |||
30 | if (val & GPIO0_GPIO_STS_MASK) | ||
31 | return 1; | ||
32 | |||
33 | return 0; | ||
34 | } | ||
35 | |||
36 | static void tps65910_gpio_set(struct gpio_chip *gc, unsigned offset, | ||
37 | int value) | ||
38 | { | ||
39 | struct tps65910 *tps65910 = container_of(gc, struct tps65910, gpio); | ||
40 | |||
41 | if (value) | ||
42 | tps65910_set_bits(tps65910, TPS65910_GPIO0, | ||
43 | GPIO0_GPIO_SET_MASK); | ||
44 | else | ||
45 | tps65910_clear_bits(tps65910, TPS65910_GPIO0, | ||
46 | GPIO0_GPIO_SET_MASK); | ||
47 | } | ||
48 | |||
49 | static int tps65910_gpio_output(struct gpio_chip *gc, unsigned offset, | ||
50 | int value) | ||
51 | { | ||
52 | struct tps65910 *tps65910 = container_of(gc, struct tps65910, gpio); | ||
53 | |||
54 | /* Set the initial value */ | ||
55 | tps65910_gpio_set(gc, 0, value); | ||
56 | |||
57 | return tps65910_set_bits(tps65910, TPS65910_GPIO0, GPIO0_GPIO_CFG_MASK); | ||
58 | } | ||
59 | |||
60 | static int tps65910_gpio_input(struct gpio_chip *gc, unsigned offset) | ||
61 | { | ||
62 | struct tps65910 *tps65910 = container_of(gc, struct tps65910, gpio); | ||
63 | |||
64 | return tps65910_clear_bits(tps65910, TPS65910_GPIO0, | ||
65 | GPIO0_GPIO_CFG_MASK); | ||
66 | } | ||
67 | |||
68 | void tps65910_gpio_init(struct tps65910 *tps65910, int gpio_base) | ||
69 | { | ||
70 | int ret; | ||
71 | |||
72 | if (!gpio_base) | ||
73 | return; | ||
74 | |||
75 | tps65910->gpio.owner = THIS_MODULE; | ||
76 | tps65910->gpio.label = tps65910->i2c_client->name; | ||
77 | tps65910->gpio.dev = tps65910->dev; | ||
78 | tps65910->gpio.base = gpio_base; | ||
79 | tps65910->gpio.ngpio = 1; | ||
80 | tps65910->gpio.can_sleep = 1; | ||
81 | |||
82 | tps65910->gpio.direction_input = tps65910_gpio_input; | ||
83 | tps65910->gpio.direction_output = tps65910_gpio_output; | ||
84 | tps65910->gpio.set = tps65910_gpio_set; | ||
85 | tps65910->gpio.get = tps65910_gpio_get; | ||
86 | |||
87 | ret = gpiochip_add(&tps65910->gpio); | ||
88 | |||
89 | if (ret) | ||
90 | dev_warn(tps65910->dev, "GPIO registration failed: %d\n", ret); | ||
91 | } | ||