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path: root/drivers/mfd
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-rw-r--r--drivers/mfd/Kconfig14
-rw-r--r--drivers/mfd/Makefile2
-rw-r--r--drivers/mfd/da9052-core.c8
-rw-r--r--drivers/mfd/palmas.c509
-rw-r--r--drivers/mfd/tps65090.c11
-rw-r--r--drivers/mfd/tps6586x.c86
-rw-r--r--drivers/mfd/twl-core.c7
-rw-r--r--drivers/mfd/wm8994-irq.c6
8 files changed, 614 insertions, 29 deletions
diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
index d875bfa56ad5..49ef8b0794ae 100644
--- a/drivers/mfd/Kconfig
+++ b/drivers/mfd/Kconfig
@@ -162,6 +162,7 @@ config MFD_TPS6586X
bool "TPS6586x Power Management chips"
depends on I2C=y && GPIOLIB && GENERIC_HARDIRQS
select MFD_CORE
+ depends on REGULATOR
help
If you say yes here you get support for the TPS6586X series of
Power Management chips.
@@ -376,6 +377,7 @@ config PMIC_DA9052
config MFD_DA9052_SPI
bool "Support Dialog Semiconductor DA9052/53 PMIC variants with SPI"
+ select IRQ_DOMAIN
select REGMAP_SPI
select REGMAP_IRQ
select PMIC_DA9052
@@ -388,6 +390,7 @@ config MFD_DA9052_SPI
config MFD_DA9052_I2C
bool "Support Dialog Semiconductor DA9052/53 PMIC variants with I2C"
+ select IRQ_DOMAIN
select REGMAP_I2C
select REGMAP_IRQ
select PMIC_DA9052
@@ -558,6 +561,7 @@ config MFD_WM8994
bool "Support Wolfson Microelectronics WM8994"
select MFD_CORE
select REGMAP_I2C
+ select IRQ_DOMAIN
select REGMAP_IRQ
depends on I2C=y && GENERIC_HARDIRQS
help
@@ -861,6 +865,16 @@ config MFD_ANATOP
MFD controller. This controller embeds regulator and
thermal devices for Freescale i.MX platforms.
+config MFD_PALMAS
+ bool "Support for the TI Palmas series chips"
+ select MFD_CORE
+ select REGMAP_I2C
+ select REGMAP_IRQ
+ depends on I2C=y
+ help
+ If you say yes here you get support for the Palmas
+ series of PMIC chips from Texas Instruments.
+
endmenu
endif
diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile
index 669ba7d85a36..43672b87805a 100644
--- a/drivers/mfd/Makefile
+++ b/drivers/mfd/Makefile
@@ -110,6 +110,8 @@ obj-$(CONFIG_TPS65911_COMPARATOR) += tps65911-comparator.o
obj-$(CONFIG_MFD_TPS65090) += tps65090.o
obj-$(CONFIG_MFD_AAT2870_CORE) += aat2870-core.o
obj-$(CONFIG_MFD_INTEL_MSIC) += intel_msic.o
+obj-$(CONFIG_MFD_PALMAS) += palmas.o
obj-$(CONFIG_MFD_RC5T583) += rc5t583.o rc5t583-irq.o
obj-$(CONFIG_MFD_S5M_CORE) += s5m-core.o s5m-irq.o
obj-$(CONFIG_MFD_ANATOP) += anatop-mfd.o
+obj-$(CONFIG_MFD_LM3533) += lm3533-core.o lm3533-ctrlbank.o
diff --git a/drivers/mfd/da9052-core.c b/drivers/mfd/da9052-core.c
index 7ff313fe9fb1..7776aff46269 100644
--- a/drivers/mfd/da9052-core.c
+++ b/drivers/mfd/da9052-core.c
@@ -659,12 +659,11 @@ int __devinit da9052_device_init(struct da9052 *da9052, u8 chip_id)
ret = regmap_add_irq_chip(da9052->regmap, da9052->chip_irq,
IRQF_TRIGGER_LOW | IRQF_ONESHOT,
da9052->irq_base, &da9052_regmap_irq_chip,
- NULL);
+ &da9052->irq_data);
if (ret < 0)
goto regmap_err;
- desc = irq_to_desc(da9052->chip_irq);
- da9052->irq_base = regmap_irq_chip_get_base(desc->action->dev_id);
+ da9052->irq_base = regmap_irq_chip_get_base(da9052->irq_data);
ret = mfd_add_devices(da9052->dev, -1, da9052_subdev_info,
ARRAY_SIZE(da9052_subdev_info), NULL, 0);
@@ -681,8 +680,7 @@ regmap_err:
void da9052_device_exit(struct da9052 *da9052)
{
- regmap_del_irq_chip(da9052->chip_irq,
- irq_get_irq_data(da9052->irq_base)->chip_data);
+ regmap_del_irq_chip(da9052->chip_irq, da9052->irq_data);
mfd_remove_devices(da9052->dev);
}
diff --git a/drivers/mfd/palmas.c b/drivers/mfd/palmas.c
new file mode 100644
index 000000000000..00c0aba7eba0
--- /dev/null
+++ b/drivers/mfd/palmas.c
@@ -0,0 +1,509 @@
+/*
+ * TI Palmas MFD Driver
+ *
+ * Copyright 2011-2012 Texas Instruments Inc.
+ *
+ * Author: Graeme Gregory <gg@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.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/init.h>
+#include <linux/slab.h>
+#include <linux/i2c.h>
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+#include <linux/regmap.h>
+#include <linux/err.h>
+#include <linux/mfd/core.h>
+#include <linux/mfd/palmas.h>
+
+static const struct resource gpadc_resource[] = {
+ {
+ .name = "EOC_SW",
+ .start = PALMAS_GPADC_EOC_SW_IRQ,
+ .end = PALMAS_GPADC_EOC_SW_IRQ,
+ .flags = IORESOURCE_IRQ,
+ }
+};
+
+static const struct resource usb_resource[] = {
+ {
+ .name = "ID",
+ .start = PALMAS_ID_OTG_IRQ,
+ .end = PALMAS_ID_OTG_IRQ,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .name = "ID_WAKEUP",
+ .start = PALMAS_ID_IRQ,
+ .end = PALMAS_ID_IRQ,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .name = "VBUS",
+ .start = PALMAS_VBUS_OTG_IRQ,
+ .end = PALMAS_VBUS_OTG_IRQ,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .name = "VBUS_WAKEUP",
+ .start = PALMAS_VBUS_IRQ,
+ .end = PALMAS_VBUS_IRQ,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static const struct resource rtc_resource[] = {
+ {
+ .name = "RTC_ALARM",
+ .start = PALMAS_RTC_ALARM_IRQ,
+ .end = PALMAS_RTC_ALARM_IRQ,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static const struct resource pwron_resource[] = {
+ {
+ .name = "PWRON_BUTTON",
+ .start = PALMAS_PWRON_IRQ,
+ .end = PALMAS_PWRON_IRQ,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+enum palmas_ids {
+ PALMAS_PMIC_ID,
+ PALMAS_GPIO_ID,
+ PALMAS_LEDS_ID,
+ PALMAS_WDT_ID,
+ PALMAS_RTC_ID,
+ PALMAS_PWRBUTTON_ID,
+ PALMAS_GPADC_ID,
+ PALMAS_RESOURCE_ID,
+ PALMAS_CLK_ID,
+ PALMAS_PWM_ID,
+ PALMAS_USB_ID,
+};
+
+static const struct mfd_cell palmas_children[] = {
+ {
+ .name = "palmas-pmic",
+ .id = PALMAS_PMIC_ID,
+ },
+ {
+ .name = "palmas-gpio",
+ .id = PALMAS_GPIO_ID,
+ },
+ {
+ .name = "palmas-leds",
+ .id = PALMAS_LEDS_ID,
+ },
+ {
+ .name = "palmas-wdt",
+ .id = PALMAS_WDT_ID,
+ },
+ {
+ .name = "palmas-rtc",
+ .num_resources = ARRAY_SIZE(rtc_resource),
+ .resources = rtc_resource,
+ .id = PALMAS_RTC_ID,
+ },
+ {
+ .name = "palmas-pwrbutton",
+ .num_resources = ARRAY_SIZE(pwron_resource),
+ .resources = pwron_resource,
+ .id = PALMAS_PWRBUTTON_ID,
+ },
+ {
+ .name = "palmas-gpadc",
+ .num_resources = ARRAY_SIZE(gpadc_resource),
+ .resources = gpadc_resource,
+ .id = PALMAS_GPADC_ID,
+ },
+ {
+ .name = "palmas-resource",
+ .id = PALMAS_RESOURCE_ID,
+ },
+ {
+ .name = "palmas-clk",
+ .id = PALMAS_CLK_ID,
+ },
+ {
+ .name = "palmas-pwm",
+ .id = PALMAS_PWM_ID,
+ },
+ {
+ .name = "palmas-usb",
+ .num_resources = ARRAY_SIZE(usb_resource),
+ .resources = usb_resource,
+ .id = PALMAS_USB_ID,
+ }
+};
+
+static const struct regmap_config palmas_regmap_config[PALMAS_NUM_CLIENTS] = {
+ {
+ .reg_bits = 8,
+ .val_bits = 8,
+ .max_register = PALMAS_BASE_TO_REG(PALMAS_PU_PD_OD_BASE,
+ PALMAS_PRIMARY_SECONDARY_PAD3),
+ },
+ {
+ .reg_bits = 8,
+ .val_bits = 8,
+ .max_register = PALMAS_BASE_TO_REG(PALMAS_GPADC_BASE,
+ PALMAS_GPADC_SMPS_VSEL_MONITORING),
+ },
+ {
+ .reg_bits = 8,
+ .val_bits = 8,
+ .max_register = PALMAS_BASE_TO_REG(PALMAS_TRIM_GPADC_BASE,
+ PALMAS_GPADC_TRIM16),
+ },
+};
+
+static const struct regmap_irq palmas_irqs[] = {
+ /* INT1 IRQs */
+ [PALMAS_CHARG_DET_N_VBUS_OVV_IRQ] = {
+ .mask = PALMAS_INT1_STATUS_CHARG_DET_N_VBUS_OVV,
+ },
+ [PALMAS_PWRON_IRQ] = {
+ .mask = PALMAS_INT1_STATUS_PWRON,
+ },
+ [PALMAS_LONG_PRESS_KEY_IRQ] = {
+ .mask = PALMAS_INT1_STATUS_LONG_PRESS_KEY,
+ },
+ [PALMAS_RPWRON_IRQ] = {
+ .mask = PALMAS_INT1_STATUS_RPWRON,
+ },
+ [PALMAS_PWRDOWN_IRQ] = {
+ .mask = PALMAS_INT1_STATUS_PWRDOWN,
+ },
+ [PALMAS_HOTDIE_IRQ] = {
+ .mask = PALMAS_INT1_STATUS_HOTDIE,
+ },
+ [PALMAS_VSYS_MON_IRQ] = {
+ .mask = PALMAS_INT1_STATUS_VSYS_MON,
+ },
+ [PALMAS_VBAT_MON_IRQ] = {
+ .mask = PALMAS_INT1_STATUS_VBAT_MON,
+ },
+ /* INT2 IRQs*/
+ [PALMAS_RTC_ALARM_IRQ] = {
+ .mask = PALMAS_INT2_STATUS_RTC_ALARM,
+ .reg_offset = 1,
+ },
+ [PALMAS_RTC_TIMER_IRQ] = {
+ .mask = PALMAS_INT2_STATUS_RTC_TIMER,
+ .reg_offset = 1,
+ },
+ [PALMAS_WDT_IRQ] = {
+ .mask = PALMAS_INT2_STATUS_WDT,
+ .reg_offset = 1,
+ },
+ [PALMAS_BATREMOVAL_IRQ] = {
+ .mask = PALMAS_INT2_STATUS_BATREMOVAL,
+ .reg_offset = 1,
+ },
+ [PALMAS_RESET_IN_IRQ] = {
+ .mask = PALMAS_INT2_STATUS_RESET_IN,
+ .reg_offset = 1,
+ },
+ [PALMAS_FBI_BB_IRQ] = {
+ .mask = PALMAS_INT2_STATUS_FBI_BB,
+ .reg_offset = 1,
+ },
+ [PALMAS_SHORT_IRQ] = {
+ .mask = PALMAS_INT2_STATUS_SHORT,
+ .reg_offset = 1,
+ },
+ [PALMAS_VAC_ACOK_IRQ] = {
+ .mask = PALMAS_INT2_STATUS_VAC_ACOK,
+ .reg_offset = 1,
+ },
+ /* INT3 IRQs */
+ [PALMAS_GPADC_AUTO_0_IRQ] = {
+ .mask = PALMAS_INT3_STATUS_GPADC_AUTO_0,
+ .reg_offset = 2,
+ },
+ [PALMAS_GPADC_AUTO_1_IRQ] = {
+ .mask = PALMAS_INT3_STATUS_GPADC_AUTO_1,
+ .reg_offset = 2,
+ },
+ [PALMAS_GPADC_EOC_SW_IRQ] = {
+ .mask = PALMAS_INT3_STATUS_GPADC_EOC_SW,
+ .reg_offset = 2,
+ },
+ [PALMAS_GPADC_EOC_RT_IRQ] = {
+ .mask = PALMAS_INT3_STATUS_GPADC_EOC_RT,
+ .reg_offset = 2,
+ },
+ [PALMAS_ID_OTG_IRQ] = {
+ .mask = PALMAS_INT3_STATUS_ID_OTG,
+ .reg_offset = 2,
+ },
+ [PALMAS_ID_IRQ] = {
+ .mask = PALMAS_INT3_STATUS_ID,
+ .reg_offset = 2,
+ },
+ [PALMAS_VBUS_OTG_IRQ] = {
+ .mask = PALMAS_INT3_STATUS_VBUS_OTG,
+ .reg_offset = 2,
+ },
+ [PALMAS_VBUS_IRQ] = {
+ .mask = PALMAS_INT3_STATUS_VBUS,
+ .reg_offset = 2,
+ },
+ /* INT4 IRQs */
+ [PALMAS_GPIO_0_IRQ] = {
+ .mask = PALMAS_INT4_STATUS_GPIO_0,
+ .reg_offset = 3,
+ },
+ [PALMAS_GPIO_1_IRQ] = {
+ .mask = PALMAS_INT4_STATUS_GPIO_1,
+ .reg_offset = 3,
+ },
+ [PALMAS_GPIO_2_IRQ] = {
+ .mask = PALMAS_INT4_STATUS_GPIO_2,
+ .reg_offset = 3,
+ },
+ [PALMAS_GPIO_3_IRQ] = {
+ .mask = PALMAS_INT4_STATUS_GPIO_3,
+ .reg_offset = 3,
+ },
+ [PALMAS_GPIO_4_IRQ] = {
+ .mask = PALMAS_INT4_STATUS_GPIO_4,
+ .reg_offset = 3,
+ },
+ [PALMAS_GPIO_5_IRQ] = {
+ .mask = PALMAS_INT4_STATUS_GPIO_5,
+ .reg_offset = 3,
+ },
+ [PALMAS_GPIO_6_IRQ] = {
+ .mask = PALMAS_INT4_STATUS_GPIO_6,
+ .reg_offset = 3,
+ },
+ [PALMAS_GPIO_7_IRQ] = {
+ .mask = PALMAS_INT4_STATUS_GPIO_7,
+ .reg_offset = 3,
+ },
+};
+
+static struct regmap_irq_chip palmas_irq_chip = {
+ .name = "palmas",
+ .irqs = palmas_irqs,
+ .num_irqs = ARRAY_SIZE(palmas_irqs),
+
+ .num_regs = 4,
+ .irq_reg_stride = 5,
+ .status_base = PALMAS_BASE_TO_REG(PALMAS_INTERRUPT_BASE,
+ PALMAS_INT1_STATUS),
+ .mask_base = PALMAS_BASE_TO_REG(PALMAS_INTERRUPT_BASE,
+ PALMAS_INT1_MASK),
+};
+
+static int __devinit palmas_i2c_probe(struct i2c_client *i2c,
+ const struct i2c_device_id *id)
+{
+ struct palmas *palmas;
+ struct palmas_platform_data *pdata;
+ int ret = 0, i;
+ unsigned int reg, addr;
+ int slave;
+ struct mfd_cell *children;
+
+ pdata = dev_get_platdata(&i2c->dev);
+ if (!pdata)
+ return -EINVAL;
+
+ palmas = devm_kzalloc(&i2c->dev, sizeof(struct palmas), GFP_KERNEL);
+ if (palmas == NULL)
+ return -ENOMEM;
+
+ i2c_set_clientdata(i2c, palmas);
+ palmas->dev = &i2c->dev;
+ palmas->id = id->driver_data;
+ palmas->irq = i2c->irq;
+
+ for (i = 0; i < PALMAS_NUM_CLIENTS; i++) {
+ if (i == 0)
+ palmas->i2c_clients[i] = i2c;
+ else {
+ palmas->i2c_clients[i] =
+ i2c_new_dummy(i2c->adapter,
+ i2c->addr + i);
+ if (!palmas->i2c_clients[i]) {
+ dev_err(palmas->dev,
+ "can't attach client %d\n", i);
+ ret = -ENOMEM;
+ goto err;
+ }
+ }
+ palmas->regmap[i] = devm_regmap_init_i2c(palmas->i2c_clients[i],
+ &palmas_regmap_config[i]);
+ if (IS_ERR(palmas->regmap[i])) {
+ ret = PTR_ERR(palmas->regmap[i]);
+ dev_err(palmas->dev,
+ "Failed to allocate regmap %d, err: %d\n",
+ i, ret);
+ goto err;
+ }
+ }
+
+ ret = regmap_add_irq_chip(palmas->regmap[1], palmas->irq,
+ IRQF_ONESHOT | IRQF_TRIGGER_LOW, -1, &palmas_irq_chip,
+ &palmas->irq_data);
+ if (ret < 0)
+ goto err;
+
+ slave = PALMAS_BASE_TO_SLAVE(PALMAS_PU_PD_OD_BASE);
+ addr = PALMAS_BASE_TO_REG(PALMAS_PU_PD_OD_BASE,
+ PALMAS_PRIMARY_SECONDARY_PAD1);
+
+ if (pdata->mux_from_pdata) {
+ reg = pdata->pad1;
+ ret = regmap_write(palmas->regmap[slave], addr, reg);
+ if (ret)
+ goto err;
+ } else {
+ ret = regmap_read(palmas->regmap[slave], addr, &reg);
+ if (ret)
+ goto err;
+ }
+
+ if (!(reg & PALMAS_PRIMARY_SECONDARY_PAD1_GPIO_0))
+ palmas->gpio_muxed |= PALMAS_GPIO_0_MUXED;
+ if (!(reg & PALMAS_PRIMARY_SECONDARY_PAD1_GPIO_1_MASK))
+ palmas->gpio_muxed |= PALMAS_GPIO_1_MUXED;
+ else if ((reg & PALMAS_PRIMARY_SECONDARY_PAD1_GPIO_1_MASK) ==
+ (2 << PALMAS_PRIMARY_SECONDARY_PAD1_GPIO_1_SHIFT))
+ palmas->led_muxed |= PALMAS_LED1_MUXED;
+ else if ((reg & PALMAS_PRIMARY_SECONDARY_PAD1_GPIO_1_MASK) ==
+ (3 << PALMAS_PRIMARY_SECONDARY_PAD1_GPIO_1_SHIFT))
+ palmas->pwm_muxed |= PALMAS_PWM1_MUXED;
+ if (!(reg & PALMAS_PRIMARY_SECONDARY_PAD1_GPIO_2_MASK))
+ palmas->gpio_muxed |= PALMAS_GPIO_2_MUXED;
+ else if ((reg & PALMAS_PRIMARY_SECONDARY_PAD1_GPIO_2_MASK) ==
+ (2 << PALMAS_PRIMARY_SECONDARY_PAD1_GPIO_2_SHIFT))
+ palmas->led_muxed |= PALMAS_LED2_MUXED;
+ else if ((reg & PALMAS_PRIMARY_SECONDARY_PAD1_GPIO_2_MASK) ==
+ (3 << PALMAS_PRIMARY_SECONDARY_PAD1_GPIO_2_SHIFT))
+ palmas->pwm_muxed |= PALMAS_PWM2_MUXED;
+ if (!(reg & PALMAS_PRIMARY_SECONDARY_PAD1_GPIO_3))
+ palmas->gpio_muxed |= PALMAS_GPIO_3_MUXED;
+
+ addr = PALMAS_BASE_TO_REG(PALMAS_PU_PD_OD_BASE,
+ PALMAS_PRIMARY_SECONDARY_PAD2);
+
+ if (pdata->mux_from_pdata) {
+ reg = pdata->pad2;
+ ret = regmap_write(palmas->regmap[slave], addr, reg);
+ if (ret)
+ goto err;
+ } else {
+ ret = regmap_read(palmas->regmap[slave], addr, &reg);
+ if (ret)
+ goto err;
+ }
+
+ if (!(reg & PALMAS_PRIMARY_SECONDARY_PAD2_GPIO_4))
+ palmas->gpio_muxed |= PALMAS_GPIO_4_MUXED;
+ if (!(reg & PALMAS_PRIMARY_SECONDARY_PAD2_GPIO_5_MASK))
+ palmas->gpio_muxed |= PALMAS_GPIO_5_MUXED;
+ if (!(reg & PALMAS_PRIMARY_SECONDARY_PAD2_GPIO_6))
+ palmas->gpio_muxed |= PALMAS_GPIO_6_MUXED;
+ if (!(reg & PALMAS_PRIMARY_SECONDARY_PAD2_GPIO_7_MASK))
+ palmas->gpio_muxed |= PALMAS_GPIO_7_MUXED;
+
+ dev_info(palmas->dev, "Muxing GPIO %x, PWM %x, LED %x\n",
+ palmas->gpio_muxed, palmas->pwm_muxed,
+ palmas->led_muxed);
+
+ reg = pdata->power_ctrl;
+
+ slave = PALMAS_BASE_TO_SLAVE(PALMAS_PMU_CONTROL_BASE);
+ addr = PALMAS_BASE_TO_REG(PALMAS_PMU_CONTROL_BASE, PALMAS_POWER_CTRL);
+
+ ret = regmap_write(palmas->regmap[slave], addr, reg);
+ if (ret)
+ goto err;
+
+ children = kmemdup(palmas_children, sizeof(palmas_children),
+ GFP_KERNEL);
+ if (!children) {
+ ret = -ENOMEM;
+ goto err;
+ }
+
+ ret = mfd_add_devices(palmas->dev, -1,
+ children, ARRAY_SIZE(palmas_children),
+ NULL, regmap_irq_chip_get_base(palmas->irq_data));
+ kfree(children);
+
+ if (ret < 0)
+ goto err;
+
+ return ret;
+
+err:
+ mfd_remove_devices(palmas->dev);
+ kfree(palmas);
+ return ret;
+}
+
+static int palmas_i2c_remove(struct i2c_client *i2c)
+{
+ struct palmas *palmas = i2c_get_clientdata(i2c);
+
+ mfd_remove_devices(palmas->dev);
+ regmap_del_irq_chip(palmas->irq, palmas->irq_data);
+
+ return 0;
+}
+
+static const struct i2c_device_id palmas_i2c_id[] = {
+ { "palmas", },
+ { "twl6035", },
+ { "twl6037", },
+ { "tps65913", },
+};
+MODULE_DEVICE_TABLE(i2c, palmas_i2c_id);
+
+static struct of_device_id __devinitdata of_palmas_match_tbl[] = {
+ { .compatible = "ti,palmas", },
+ { /* end */ }
+};
+
+static struct i2c_driver palmas_i2c_driver = {
+ .driver = {
+ .name = "palmas",
+ .of_match_table = of_palmas_match_tbl,
+ .owner = THIS_MODULE,
+ },
+ .probe = palmas_i2c_probe,
+ .remove = palmas_i2c_remove,
+ .id_table = palmas_i2c_id,
+};
+
+static int __init palmas_i2c_init(void)
+{
+ return i2c_add_driver(&palmas_i2c_driver);
+}
+/* init early so consumer devices can complete system boot */
+subsys_initcall(palmas_i2c_init);
+
+static void __exit palmas_i2c_exit(void)
+{
+ i2c_del_driver(&palmas_i2c_driver);
+}
+module_exit(palmas_i2c_exit);
+
+MODULE_AUTHOR("Graeme Gregory <gg@slimlogic.co.uk>");
+MODULE_DESCRIPTION("Palmas chip family multi-function driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/mfd/tps65090.c b/drivers/mfd/tps65090.c
index a66d4df51293..47f802bf1848 100644
--- a/drivers/mfd/tps65090.c
+++ b/drivers/mfd/tps65090.c
@@ -78,17 +78,6 @@ static struct mfd_cell tps65090s[] = {
},
};
-struct tps65090 {
- struct mutex lock;
- struct device *dev;
- struct i2c_client *client;
- struct regmap *rmap;
- struct irq_chip irq_chip;
- struct mutex irq_lock;
- int irq_base;
- unsigned int id;
-};
-
int tps65090_write(struct device *dev, int reg, uint8_t val)
{
struct tps65090 *tps = dev_get_drvdata(dev);
diff --git a/drivers/mfd/tps6586x.c b/drivers/mfd/tps6586x.c
index a5ddf31b60ca..c84b5506d5fb 100644
--- a/drivers/mfd/tps6586x.c
+++ b/drivers/mfd/tps6586x.c
@@ -23,6 +23,7 @@
#include <linux/slab.h>
#include <linux/gpio.h>
#include <linux/i2c.h>
+#include <linux/regulator/of_regulator.h>
#include <linux/mfd/core.h>
#include <linux/mfd/tps6586x.h>
@@ -460,6 +461,7 @@ static int __devinit tps6586x_add_subdevs(struct tps6586x *tps6586x,
pdev->dev.parent = tps6586x->dev;
pdev->dev.platform_data = subdev->platform_data;
+ pdev->dev.of_node = subdev->of_node;
ret = platform_device_add(pdev);
if (ret) {
@@ -474,6 +476,86 @@ failed:
return ret;
}
+#ifdef CONFIG_OF
+static struct of_regulator_match tps6586x_matches[] = {
+ { .name = "sm0", .driver_data = (void *)TPS6586X_ID_SM_0 },
+ { .name = "sm1", .driver_data = (void *)TPS6586X_ID_SM_1 },
+ { .name = "sm2", .driver_data = (void *)TPS6586X_ID_SM_2 },
+ { .name = "ldo0", .driver_data = (void *)TPS6586X_ID_LDO_0 },
+ { .name = "ldo1", .driver_data = (void *)TPS6586X_ID_LDO_1 },
+ { .name = "ldo2", .driver_data = (void *)TPS6586X_ID_LDO_2 },
+ { .name = "ldo3", .driver_data = (void *)TPS6586X_ID_LDO_3 },
+ { .name = "ldo4", .driver_data = (void *)TPS6586X_ID_LDO_4 },
+ { .name = "ldo5", .driver_data = (void *)TPS6586X_ID_LDO_5 },
+ { .name = "ldo6", .driver_data = (void *)TPS6586X_ID_LDO_6 },
+ { .name = "ldo7", .driver_data = (void *)TPS6586X_ID_LDO_7 },
+ { .name = "ldo8", .driver_data = (void *)TPS6586X_ID_LDO_8 },
+ { .name = "ldo9", .driver_data = (void *)TPS6586X_ID_LDO_9 },
+ { .name = "ldo_rtc", .driver_data = (void *)TPS6586X_ID_LDO_RTC },
+};
+
+static struct tps6586x_platform_data *tps6586x_parse_dt(struct i2c_client *client)
+{
+ const unsigned int num = ARRAY_SIZE(tps6586x_matches);
+ struct device_node *np = client->dev.of_node;
+ struct tps6586x_platform_data *pdata;
+ struct tps6586x_subdev_info *devs;
+ struct device_node *regs;
+ unsigned int count;
+ unsigned int i, j;
+ int err;
+
+ regs = of_find_node_by_name(np, "regulators");
+ if (!regs)
+ return NULL;
+
+ err = of_regulator_match(&client->dev, regs, tps6586x_matches, num);
+ if (err < 0) {
+ of_node_put(regs);
+ return NULL;
+ }
+
+ of_node_put(regs);
+ count = err;
+
+ devs = devm_kzalloc(&client->dev, count * sizeof(*devs), GFP_KERNEL);
+ if (!devs)
+ return NULL;
+
+ for (i = 0, j = 0; i < num && j < count; i++) {
+ if (!tps6586x_matches[i].init_data)
+ continue;
+
+ devs[j].name = "tps6586x-regulator";
+ devs[j].platform_data = tps6586x_matches[i].init_data;
+ devs[j].id = (int)tps6586x_matches[i].driver_data;
+ devs[j].of_node = tps6586x_matches[i].of_node;
+ j++;
+ }
+
+ pdata = devm_kzalloc(&client->dev, sizeof(*pdata), GFP_KERNEL);
+ if (!pdata)
+ return NULL;
+
+ pdata->num_subdevs = count;
+ pdata->subdevs = devs;
+ pdata->gpio_base = -1;
+ pdata->irq_base = -1;
+
+ return pdata;
+}
+
+static struct of_device_id tps6586x_of_match[] = {
+ { .compatible = "ti,tps6586x", },
+ { },
+};
+#else
+static struct tps6586x_platform_data *tps6586x_parse_dt(struct i2c_client *client)
+{
+ return NULL;
+}
+#endif
+
static int __devinit tps6586x_i2c_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
@@ -481,6 +563,9 @@ static int __devinit tps6586x_i2c_probe(struct i2c_client *client,
struct tps6586x *tps6586x;
int ret;
+ if (!pdata && client->dev.of_node)
+ pdata = tps6586x_parse_dt(client);
+
if (!pdata) {
dev_err(&client->dev, "tps6586x requires platform data\n");
return -ENOTSUPP;
@@ -573,6 +658,7 @@ static struct i2c_driver tps6586x_driver = {
.driver = {
.name = "tps6586x",
.owner = THIS_MODULE,
+ .of_match_table = of_match_ptr(tps6586x_of_match),
},
.probe = tps6586x_i2c_probe,
.remove = __devexit_p(tps6586x_i2c_remove),
diff --git a/drivers/mfd/twl-core.c b/drivers/mfd/twl-core.c
index 7c2267e71f8b..6fc90befa79e 100644
--- a/drivers/mfd/twl-core.c
+++ b/drivers/mfd/twl-core.c
@@ -224,13 +224,6 @@
#define HIGH_PERF_SQ (1 << 3)
#define CK32K_LOWPWR_EN (1 << 7)
-
-/* chip-specific feature flags, for i2c_device_id.driver_data */
-#define TWL4030_VAUX2 BIT(0) /* pre-5030 voltage ranges */
-#define TPS_SUBSET BIT(1) /* tps659[23]0 have fewer LDOs */
-#define TWL5031 BIT(2) /* twl5031 has different registers */
-#define TWL6030_CLASS BIT(3) /* TWL6030 class */
-
/*----------------------------------------------------------------------*/
/* is driver active, bound to a chip? */
diff --git a/drivers/mfd/wm8994-irq.c b/drivers/mfd/wm8994-irq.c
index 46b20c445ecf..f1837f669755 100644
--- a/drivers/mfd/wm8994-irq.c
+++ b/drivers/mfd/wm8994-irq.c
@@ -147,12 +147,6 @@ int wm8994_irq_init(struct wm8994 *wm8994)
return 0;
}
- if (!wm8994->irq_base) {
- dev_err(wm8994->dev,
- "No interrupt base specified, no interrupts\n");
- return 0;
- }
-
ret = regmap_add_irq_chip(wm8994->regmap, wm8994->irq,
IRQF_TRIGGER_HIGH | IRQF_ONESHOT,
wm8994->irq_base, &wm8994_irq_chip,
generated by cgit v1.2.3 (git 2.39.0) at 2024-09-20 20:34:28 +0300