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authorLinus Torvalds <torvalds@linux-foundation.org>2009-12-14 10:02:35 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2009-12-14 10:02:35 -0800
commit76b8f82cde2d9c13ef0c9a9aa2581b9b30b68e8c (patch)
treef94b370b95051b4a7b3c272b4b2ee20091e1b746 /drivers/gpio
parentaf853e631db12a97363c8c3b727d153bd2cb346b (diff)
parent9da66539281b5e15afc4a4739014c8923059d894 (diff)
Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/sameo/mfd-2.6
* 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/sameo/mfd-2.6: (58 commits) mfd: Add twl6030 regulator subdevices regulator: Add support for twl6030 regulators rtc: Add twl6030 RTC support mfd: Add support for twl6030 irq framework mfd: Rename twl4030_ routines in twl-regulator.c mfd: Rename twl4030_ routines in rtc-twl.c mfd: Rename all twl4030_i2c* mfd: Rename twl4030* driver files to enable re-use mfd: Clarify twl4030 return value for read and write mfd: Add all twl4030 regulators to the twl4030 mfd driver mfd: Don't set mc13783 ADREFMODE for touch conversions mfd: Remove ezx-pcap defines for custom led gpio encoding mfd: Near complete mc13783 rewrite mfd: Remove build time warning for WM835x register default tables mfd: Force I2C to be built in when building WM831x mfd: Don't allow wm831x to be built as a module mfd: Fix incorrect error check for wm8350-core mfd: Fix twl4030 warning gpiolib: Implement gpio_to_irq() for wm831x mfd: Remove default selection of AB4500 ...
Diffstat (limited to 'drivers/gpio')
-rw-r--r--drivers/gpio/adp5520-gpio.c36
-rw-r--r--drivers/gpio/twl4030-gpio.c20
-rw-r--r--drivers/gpio/wm831x-gpio.c17
3 files changed, 44 insertions, 29 deletions
diff --git a/drivers/gpio/adp5520-gpio.c b/drivers/gpio/adp5520-gpio.c
index ad05bbc7ffd..0f93105873c 100644
--- a/drivers/gpio/adp5520-gpio.c
+++ b/drivers/gpio/adp5520-gpio.c
@@ -34,9 +34,9 @@ static int adp5520_gpio_get_value(struct gpio_chip *chip, unsigned off)
*/
if (test_bit(off, &dev->output))
- adp5520_read(dev->master, GPIO_OUT, &reg_val);
+ adp5520_read(dev->master, ADP5520_GPIO_OUT, &reg_val);
else
- adp5520_read(dev->master, GPIO_IN, &reg_val);
+ adp5520_read(dev->master, ADP5520_GPIO_IN, &reg_val);
return !!(reg_val & dev->lut[off]);
}
@@ -48,9 +48,9 @@ static void adp5520_gpio_set_value(struct gpio_chip *chip,
dev = container_of(chip, struct adp5520_gpio, gpio_chip);
if (val)
- adp5520_set_bits(dev->master, GPIO_OUT, dev->lut[off]);
+ adp5520_set_bits(dev->master, ADP5520_GPIO_OUT, dev->lut[off]);
else
- adp5520_clr_bits(dev->master, GPIO_OUT, dev->lut[off]);
+ adp5520_clr_bits(dev->master, ADP5520_GPIO_OUT, dev->lut[off]);
}
static int adp5520_gpio_direction_input(struct gpio_chip *chip, unsigned off)
@@ -60,7 +60,8 @@ static int adp5520_gpio_direction_input(struct gpio_chip *chip, unsigned off)
clear_bit(off, &dev->output);
- return adp5520_clr_bits(dev->master, GPIO_CFG_2, dev->lut[off]);
+ return adp5520_clr_bits(dev->master, ADP5520_GPIO_CFG_2,
+ dev->lut[off]);
}
static int adp5520_gpio_direction_output(struct gpio_chip *chip,
@@ -73,18 +74,21 @@ static int adp5520_gpio_direction_output(struct gpio_chip *chip,
set_bit(off, &dev->output);
if (val)
- ret |= adp5520_set_bits(dev->master, GPIO_OUT, dev->lut[off]);
+ ret |= adp5520_set_bits(dev->master, ADP5520_GPIO_OUT,
+ dev->lut[off]);
else
- ret |= adp5520_clr_bits(dev->master, GPIO_OUT, dev->lut[off]);
+ ret |= adp5520_clr_bits(dev->master, ADP5520_GPIO_OUT,
+ dev->lut[off]);
- ret |= adp5520_set_bits(dev->master, GPIO_CFG_2, dev->lut[off]);
+ ret |= adp5520_set_bits(dev->master, ADP5520_GPIO_CFG_2,
+ dev->lut[off]);
return ret;
}
static int __devinit adp5520_gpio_probe(struct platform_device *pdev)
{
- struct adp5520_gpio_platfrom_data *pdata = pdev->dev.platform_data;
+ struct adp5520_gpio_platform_data *pdata = pdev->dev.platform_data;
struct adp5520_gpio *dev;
struct gpio_chip *gc;
int ret, i, gpios;
@@ -129,20 +133,20 @@ static int __devinit adp5520_gpio_probe(struct platform_device *pdev)
gc->label = pdev->name;
gc->owner = THIS_MODULE;
- ret = adp5520_clr_bits(dev->master, GPIO_CFG_1,
+ ret = adp5520_clr_bits(dev->master, ADP5520_GPIO_CFG_1,
pdata->gpio_en_mask);
- if (pdata->gpio_en_mask & GPIO_C3)
- ctl_mask |= C3_MODE;
+ if (pdata->gpio_en_mask & ADP5520_GPIO_C3)
+ ctl_mask |= ADP5520_C3_MODE;
- if (pdata->gpio_en_mask & GPIO_R3)
- ctl_mask |= R3_MODE;
+ if (pdata->gpio_en_mask & ADP5520_GPIO_R3)
+ ctl_mask |= ADP5520_R3_MODE;
if (ctl_mask)
- ret = adp5520_set_bits(dev->master, LED_CONTROL,
+ ret = adp5520_set_bits(dev->master, ADP5520_LED_CONTROL,
ctl_mask);
- ret |= adp5520_set_bits(dev->master, GPIO_PULLUP,
+ ret |= adp5520_set_bits(dev->master, ADP5520_GPIO_PULLUP,
pdata->gpio_pullup_mask);
if (ret) {
diff --git a/drivers/gpio/twl4030-gpio.c b/drivers/gpio/twl4030-gpio.c
index 49384a7c549..7fe881e2bdf 100644
--- a/drivers/gpio/twl4030-gpio.c
+++ b/drivers/gpio/twl4030-gpio.c
@@ -34,7 +34,7 @@
#include <linux/platform_device.h>
#include <linux/slab.h>
-#include <linux/i2c/twl4030.h>
+#include <linux/i2c/twl.h>
/*
@@ -80,7 +80,7 @@ static unsigned int gpio_usage_count;
*/
static inline int gpio_twl4030_write(u8 address, u8 data)
{
- return twl4030_i2c_write_u8(TWL4030_MODULE_GPIO, data, address);
+ return twl_i2c_write_u8(TWL4030_MODULE_GPIO, data, address);
}
/*----------------------------------------------------------------------*/
@@ -117,7 +117,7 @@ static inline int gpio_twl4030_read(u8 address)
u8 data;
int ret = 0;
- ret = twl4030_i2c_read_u8(TWL4030_MODULE_GPIO, &data, address);
+ ret = twl_i2c_read_u8(TWL4030_MODULE_GPIO, &data, address);
return (ret < 0) ? ret : data;
}
@@ -142,7 +142,7 @@ static void twl4030_led_set_value(int led, int value)
cached_leden &= ~mask;
else
cached_leden |= mask;
- status = twl4030_i2c_write_u8(TWL4030_MODULE_LED, cached_leden,
+ status = twl_i2c_write_u8(TWL4030_MODULE_LED, cached_leden,
TWL4030_LED_LEDEN);
mutex_unlock(&gpio_lock);
}
@@ -223,23 +223,23 @@ static int twl_request(struct gpio_chip *chip, unsigned offset)
}
/* initialize PWM to always-drive */
- status = twl4030_i2c_write_u8(module, 0x7f,
+ status = twl_i2c_write_u8(module, 0x7f,
TWL4030_PWMx_PWMxOFF);
if (status < 0)
goto done;
- status = twl4030_i2c_write_u8(module, 0x7f,
+ status = twl_i2c_write_u8(module, 0x7f,
TWL4030_PWMx_PWMxON);
if (status < 0)
goto done;
/* init LED to not-driven (high) */
module = TWL4030_MODULE_LED;
- status = twl4030_i2c_read_u8(module, &cached_leden,
+ status = twl_i2c_read_u8(module, &cached_leden,
TWL4030_LED_LEDEN);
if (status < 0)
goto done;
cached_leden &= ~ledclr_mask;
- status = twl4030_i2c_write_u8(module, cached_leden,
+ status = twl_i2c_write_u8(module, cached_leden,
TWL4030_LED_LEDEN);
if (status < 0)
goto done;
@@ -370,7 +370,7 @@ static int __devinit gpio_twl4030_pulls(u32 ups, u32 downs)
message[i] = bit_mask;
}
- return twl4030_i2c_write(TWL4030_MODULE_GPIO, message,
+ return twl_i2c_write(TWL4030_MODULE_GPIO, message,
REG_GPIOPUPDCTR1, 5);
}
@@ -387,7 +387,7 @@ static int __devinit gpio_twl4030_debounce(u32 debounce, u8 mmc_cd)
debounce >>= 8;
message[3] = (debounce & 0x03);
- return twl4030_i2c_write(TWL4030_MODULE_GPIO, message,
+ return twl_i2c_write(TWL4030_MODULE_GPIO, message,
REG_GPIO_DEBEN1, 3);
}
diff --git a/drivers/gpio/wm831x-gpio.c b/drivers/gpio/wm831x-gpio.c
index f9c09a54ec7..b4468b61689 100644
--- a/drivers/gpio/wm831x-gpio.c
+++ b/drivers/gpio/wm831x-gpio.c
@@ -22,8 +22,7 @@
#include <linux/mfd/wm831x/core.h>
#include <linux/mfd/wm831x/pdata.h>
#include <linux/mfd/wm831x/gpio.h>
-
-#define WM831X_GPIO_MAX 16
+#include <linux/mfd/wm831x/irq.h>
struct wm831x_gpio {
struct wm831x *wm831x;
@@ -80,6 +79,17 @@ static void wm831x_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
value << offset);
}
+static int wm831x_gpio_to_irq(struct gpio_chip *chip, unsigned offset)
+{
+ struct wm831x_gpio *wm831x_gpio = to_wm831x_gpio(chip);
+ struct wm831x *wm831x = wm831x_gpio->wm831x;
+
+ if (!wm831x->irq_base)
+ return -EINVAL;
+
+ return wm831x->irq_base + WM831X_IRQ_GPIO_1 + offset;
+}
+
#ifdef CONFIG_DEBUG_FS
static void wm831x_gpio_dbg_show(struct seq_file *s, struct gpio_chip *chip)
{
@@ -175,6 +185,7 @@ static struct gpio_chip template_chip = {
.get = wm831x_gpio_get,
.direction_output = wm831x_gpio_direction_out,
.set = wm831x_gpio_set,
+ .to_irq = wm831x_gpio_to_irq,
.dbg_show = wm831x_gpio_dbg_show,
.can_sleep = 1,
};
@@ -192,7 +203,7 @@ static int __devinit wm831x_gpio_probe(struct platform_device *pdev)
wm831x_gpio->wm831x = wm831x;
wm831x_gpio->gpio_chip = template_chip;
- wm831x_gpio->gpio_chip.ngpio = WM831X_GPIO_MAX;
+ wm831x_gpio->gpio_chip.ngpio = wm831x->num_gpio;
wm831x_gpio->gpio_chip.dev = &pdev->dev;
if (pdata && pdata->gpio_base)
wm831x_gpio->gpio_chip.base = pdata->gpio_base;