From 845092569c227454f28d77e647d386ab7cc1419f Mon Sep 17 00:00:00 2001 From: Mirko Vogt Date: Fri, 12 Dec 2008 00:02:36 +0000 Subject: add support for target 3c24xx (more known as Openmoko GTA02 "Freerunner") and merge it with the openmoko-target and the work Michael Buesch did git-svn-id: svn://svn.openwrt.org/openwrt/trunk@13609 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- .../s3c24xx/patches/0024-pcf50633.patch.patch | 2562 ++++++++++++++++++++ 1 file changed, 2562 insertions(+) create mode 100755 target/linux/s3c24xx/patches/0024-pcf50633.patch.patch (limited to 'target/linux/s3c24xx/patches/0024-pcf50633.patch.patch') diff --git a/target/linux/s3c24xx/patches/0024-pcf50633.patch.patch b/target/linux/s3c24xx/patches/0024-pcf50633.patch.patch new file mode 100755 index 0000000000..7506dbac56 --- /dev/null +++ b/target/linux/s3c24xx/patches/0024-pcf50633.patch.patch @@ -0,0 +1,2562 @@ +From b04e2c56a057f288342a8ce8f88b7a1dfc88afa1 Mon Sep 17 00:00:00 2001 +From: mokopatches +Date: Wed, 16 Jul 2008 14:44:50 +0100 +Subject: [PATCH] pcf50633.patch + +--- + drivers/i2c/chips/Kconfig | 9 + + drivers/i2c/chips/Makefile | 1 + + drivers/i2c/chips/pcf50633.c | 1964 ++++++++++++++++++++++++++++++++++++++++++ + drivers/i2c/chips/pcf50633.h | 402 +++++++++ + include/linux/i2c-id.h | 1 + + include/linux/pcf50633.h | 114 +++ + 6 files changed, 2491 insertions(+), 0 deletions(-) + create mode 100644 drivers/i2c/chips/pcf50633.c + create mode 100644 drivers/i2c/chips/pcf50633.h + create mode 100644 include/linux/pcf50633.h + +diff --git a/drivers/i2c/chips/Kconfig b/drivers/i2c/chips/Kconfig +index e8e64aa..e38c006 100644 +--- a/drivers/i2c/chips/Kconfig ++++ b/drivers/i2c/chips/Kconfig +@@ -35,6 +35,15 @@ config SENSORS_PCF50606 + This driver can also be built as a module. If so, the module + will be called pcf50606. + ++config SENSORS_PCF50633 ++ tristate "Philips PCF50633" ++ depends on I2C ++ help ++ If you say yes here you get support for Philips PCF50633 ++ PMU (Power Management Unit) chips. ++ ++ This driver can also be built as a module. If so, the module ++ will be called pcf50633. + + config SENSORS_PCF8574 + tristate "Philips PCF8574 and PCF8574A" +diff --git a/drivers/i2c/chips/Makefile b/drivers/i2c/chips/Makefile +index 60d3d5a..9fa353d 100644 +--- a/drivers/i2c/chips/Makefile ++++ b/drivers/i2c/chips/Makefile +@@ -14,6 +14,7 @@ obj-$(CONFIG_SENSORS_EEPROM) += eeprom.o + obj-$(CONFIG_SENSORS_MAX6875) += max6875.o + obj-$(CONFIG_SENSORS_PCA9539) += pca9539.o + obj-$(CONFIG_SENSORS_PCF50606) += pcf50606.o ++obj-$(CONFIG_SENSORS_PCF50633) += pcf50633.o + obj-$(CONFIG_SENSORS_PCF8574) += pcf8574.o + obj-$(CONFIG_PCF8575) += pcf8575.o + obj-$(CONFIG_SENSORS_PCF8591) += pcf8591.o +diff --git a/drivers/i2c/chips/pcf50633.c b/drivers/i2c/chips/pcf50633.c +new file mode 100644 +index 0000000..5488084 +--- /dev/null ++++ b/drivers/i2c/chips/pcf50633.c +@@ -0,0 +1,1964 @@ ++/* Philips PCF50633 Power Management Unit (PMU) driver ++ * ++ * (C) 2006-2007 by OpenMoko, Inc. ++ * Author: Harald Welte ++ * All rights reserved. ++ * ++ * 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 program is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ++ * GNU General Public License for more details. ++ * ++ * You should have received a copy of the GNU General Public License ++ * along with this program; if not, write to the Free Software ++ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, ++ * MA 02111-1307 USA ++ * ++ * This driver is a monster ;) It provides the following features ++ * - voltage control for a dozen different voltage domains ++ * - charging control for main and backup battery ++ * - rtc / alarm ++ * - adc driver (hw_sensors like) ++ * - backlight ++ * ++ */ ++ ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++ ++#include ++#include ++ ++#include "pcf50633.h" ++ ++#if 1 ++#define DEBUGP(x, args ...) printk("%s: " x, __FUNCTION__, ## args) ++#define DEBUGPC(x, args ...) printk(x, ## args) ++#else ++#define DEBUGP(x, args ...) ++#define DEBUGPC(x, args ...) ++#endif ++ ++/*********************************************************************** ++ * Static data / structures ++ ***********************************************************************/ ++ ++static unsigned short normal_i2c[] = { 0x73, I2C_CLIENT_END }; ++ ++I2C_CLIENT_INSMOD_1(pcf50633); ++ ++#define PCF50633_FIDX_CHG_ENABLED 0 /* Charger enabled */ ++#define PCF50633_FIDX_CHG_PRESENT 1 /* Charger present */ ++#define PCF50633_FIDX_CHG_ERR 3 /* Charger Error */ ++#define PCF50633_FIDX_CHG_PROT 4 /* Charger Protection */ ++#define PCF50633_FIDX_CHG_READY 5 /* Charging completed */ ++#define PCF50633_FIDX_PWR_PRESSED 8 ++#define PCF50633_FIDX_RTC_SECOND 9 ++#define PCF50633_FIDX_USB_PRESENT 10 ++ ++#define PCF50633_F_CHG_ENABLED (1 << PCF50633_FIDX_CHG_ENABLED) ++#define PCF50633_F_CHG_PRESENT (1 << PCF50633_FIDX_CHG_PRESENT) ++#define PCF50633_F_CHG_ERR (1 << PCF50633_FIDX_CHG_ERR) ++#define PCF50633_F_CHG_PROT (1 << PCF50633_FIDX_CHG_PROT) ++#define PCF50633_F_CHG_READY (1 << PCF50633_FIDX_CHG_READY) ++ ++#define PCF50633_F_CHG_MASK 0x000000fc ++ ++#define PCF50633_F_PWR_PRESSED (1 << PCF50633_FIDX_PWR_PRESSED) ++#define PCF50633_F_RTC_SECOND (1 << PCF50633_FIDX_RTC_SECOND) ++#define PCF50633_F_USB_PRESENT (1 << PCF50633_FIDX_USB_PRESENT) ++ ++enum close_state { ++ CLOSE_STATE_NOT, ++ CLOSE_STATE_ALLOW = 0x2342, ++}; ++ ++enum charger_type { ++ CHARGER_TYPE_NONE = 0, ++ CHARGER_TYPE_HOSTUSB, ++ CHARGER_TYPE_1A ++}; ++ ++#define ADC_NOM_CHG_DETECT_1A 6 ++#define ADC_NOM_CHG_DETECT_NONE 43 ++ ++#define MAX_ADC_FIFO_DEPTH 8 ++ ++struct pcf50633_data { ++ struct i2c_client client; ++ struct pcf50633_platform_data *pdata; ++ struct backlight_device *backlight; ++ struct mutex lock; ++ unsigned int flags; ++ unsigned int working; ++ struct mutex working_lock; ++ struct work_struct work; ++ struct rtc_device *rtc; ++ struct input_dev *input_dev; ++ int allow_close; ++ int onkey_seconds; ++ int irq; ++ ++ int coldplug_done; /* cleared by probe, set by first work service */ ++ int flag_bat_voltage_read; /* ipc to /sys batt voltage read func */ ++ ++ int charger_adc_result_raw; ++ enum charger_type charger_type; ++ ++ /* we have a FIFO of ADC measurement requests that are used only by ++ * the workqueue service code after the ADC completion interrupt ++ */ ++ int adc_queue_mux[MAX_ADC_FIFO_DEPTH]; /* which ADC input to use */ ++ int adc_queue_avg[MAX_ADC_FIFO_DEPTH]; /* amount of averaging */ ++ int adc_queue_head; /* head owned by foreground code */ ++ int adc_queue_tail; /* tail owned by service code */ ++ ++#ifdef CONFIG_PM ++ struct { ++ u_int8_t int1m, int2m, int3m, int4m, int5m; ++ u_int8_t ooctim2; ++ u_int8_t autoout, autoena, automxc; ++ u_int8_t down1out, down1mxc; ++ u_int8_t down2out, down2ena; ++ u_int8_t memldoout, memldoena; ++ u_int8_t ledout, ledena, leddim; ++ struct { ++ u_int8_t out; ++ u_int8_t ena; ++ } ldo[__NUM_PCF50633_REGS]; ++ } standby_regs; ++#endif ++}; ++ ++static struct i2c_driver pcf50633_driver; ++ ++struct pcf50633_data *pcf50633_global; ++EXPORT_SYMBOL_GPL(pcf50633_global); ++ ++static struct platform_device *pcf50633_pdev; ++ ++/*********************************************************************** ++ * Low-Level routines ++ ***********************************************************************/ ++ ++static int __reg_write(struct pcf50633_data *pcf, u_int8_t reg, u_int8_t val) ++{ ++ return i2c_smbus_write_byte_data(&pcf->client, reg, val); ++} ++ ++static int reg_write(struct pcf50633_data *pcf, u_int8_t reg, u_int8_t val) ++{ ++ int ret; ++ ++ mutex_lock(&pcf->lock); ++ ret = __reg_write(pcf, reg, val); ++ mutex_unlock(&pcf->lock); ++ ++ return ret; ++} ++ ++static int32_t __reg_read(struct pcf50633_data *pcf, u_int8_t reg) ++{ ++ int32_t ret; ++ ++ ret = i2c_smbus_read_byte_data(&pcf->client, reg); ++ ++ return ret; ++} ++ ++static u_int8_t reg_read(struct pcf50633_data *pcf, u_int8_t reg) ++{ ++ int32_t ret; ++ ++ mutex_lock(&pcf->lock); ++ ret = __reg_read(pcf, reg); ++ mutex_unlock(&pcf->lock); ++ ++ return ret & 0xff; ++} ++ ++static int reg_set_bit_mask(struct pcf50633_data *pcf, ++ u_int8_t reg, u_int8_t mask, u_int8_t val) ++{ ++ int ret; ++ u_int8_t tmp; ++ ++ val &= mask; ++ ++ mutex_lock(&pcf->lock); ++ ++ tmp = __reg_read(pcf, reg); ++ tmp &= ~mask; ++ tmp |= val; ++ ret = __reg_write(pcf, reg, tmp); ++ ++ mutex_unlock(&pcf->lock); ++ ++ return ret; ++} ++ ++static int reg_clear_bits(struct pcf50633_data *pcf, u_int8_t reg, u_int8_t val) ++{ ++ int ret; ++ u_int8_t tmp; ++ ++ mutex_lock(&pcf->lock); ++ ++ tmp = __reg_read(pcf, reg); ++ tmp &= ~val; ++ ret = __reg_write(pcf, reg, tmp); ++ ++ mutex_unlock(&pcf->lock); ++ ++ return ret; ++} ++ ++/* asynchronously setup reading one ADC channel */ ++static void async_adc_read_setup(struct pcf50633_data *pcf, ++ int channel, int avg) ++{ ++ channel &= PCF50633_ADCC1_ADCMUX_MASK; ++ ++ /* kill ratiometric, but enable ACCSW biasing */ ++ __reg_write(pcf, PCF50633_REG_ADCC2, 0x00); ++ __reg_write(pcf, PCF50633_REG_ADCC3, 0x01); ++ ++ /* start ADC conversion of selected channel */ ++ __reg_write(pcf, PCF50633_REG_ADCC1, channel | avg | ++ PCF50633_ADCC1_ADCSTART | PCF50633_ADCC1_RES_10BIT); ++ ++} ++ ++static u_int16_t async_adc_complete(struct pcf50633_data *pcf) ++{ ++ u_int16_t ret = (__reg_read(pcf, PCF50633_REG_ADCS1) << 2) | ++ (__reg_read(pcf, PCF50633_REG_ADCS3) & ++ PCF50633_ADCS3_ADCDAT1L_MASK); ++ ++ return ret; ++} ++ ++ ++ ++ ++/*********************************************************************** ++ * Voltage / ADC ++ ***********************************************************************/ ++ ++static u_int8_t auto_voltage(unsigned int millivolts) ++{ ++ if (millivolts < 1800) ++ return 0; ++ if (millivolts > 3800) ++ return 0xff; ++ ++ millivolts -= 625; ++ return millivolts/25; ++} ++ ++static unsigned int auto_2voltage(u_int8_t bits) ++{ ++ if (bits < 0x2f) ++ return 0; ++ return 625 + (bits * 25); ++} ++ ++static u_int8_t down_voltage(unsigned int millivolts) ++{ ++ if (millivolts < 625) ++ return 0; ++ else if (millivolts > 3000) ++ return 0xff; ++ ++ millivolts -= 625; ++ return millivolts/25; ++} ++ ++static unsigned int down_2voltage(u_int8_t bits) ++{ ++ return 625 + (bits*25); ++} ++ ++static u_int8_t ldo_voltage(unsigned int millivolts) ++{ ++ if (millivolts < 900) ++ return 0; ++ else if (millivolts > 3600) ++ return 0x1f; ++ ++ millivolts -= 900; ++ return millivolts/100; ++} ++ ++static unsigned int ldo_2voltage(u_int8_t bits) ++{ ++ bits &= 0x1f; ++ return 900 + (bits * 100); ++} ++ ++static const u_int8_t regulator_registers[__NUM_PCF50633_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, ++}; ++ ++int pcf50633_onoff_set(struct pcf50633_data *pcf, ++ enum pcf50633_regulator_id reg, int on) ++{ ++ u_int8_t addr; ++ ++ if (reg >= __NUM_PCF50633_REGULATORS) ++ return -EINVAL; ++ ++ /* the *ENA register is always one after the *OUT register */ ++ addr = regulator_registers[reg] + 1; ++ ++ if (on == 0) ++ reg_set_bit_mask(pcf, addr, PCF50633_REGULATOR_ON, 0); ++ else ++ reg_set_bit_mask(pcf, addr, PCF50633_REGULATOR_ON, ++ PCF50633_REGULATOR_ON); ++ ++ return 0; ++} ++EXPORT_SYMBOL_GPL(pcf50633_onoff_set); ++ ++int pcf50633_onoff_get(struct pcf50633_data *pcf, ++ enum pcf50633_regulator_id reg) ++{ ++ u_int8_t val, addr; ++ ++ if (reg >= __NUM_PCF50633_REGULATORS) ++ return -EINVAL; ++ ++ /* the *ENA register is always one after the *OUT register */ ++ addr = regulator_registers[reg] + 1; ++ val = reg_read(pcf, addr) & PCF50633_REGULATOR_ON; ++ ++ return val; ++} ++EXPORT_SYMBOL_GPL(pcf50633_onoff_get); ++ ++int pcf50633_voltage_set(struct pcf50633_data *pcf, ++ enum pcf50633_regulator_id reg, ++ unsigned int millivolts) ++{ ++ u_int8_t volt_bits; ++ u_int8_t regnr; ++ ++ DEBUGP("pcf=%p, reg=%d, mvolts=%d\n", pcf, reg, millivolts); ++ ++ if (reg >= __NUM_PCF50633_REGULATORS) ++ return -EINVAL; ++ ++ regnr = regulator_registers[reg]; ++ ++ if (millivolts > pcf->pdata->rails[reg].voltage.max) ++ return -EINVAL; ++ ++ switch (reg) { ++ case PCF50633_REGULATOR_AUTO: ++ volt_bits = auto_voltage(millivolts); ++ break; ++ case PCF50633_REGULATOR_DOWN1: ++ volt_bits = down_voltage(millivolts); ++ break; ++ case PCF50633_REGULATOR_DOWN2: ++ volt_bits = down_voltage(millivolts); ++ break; ++ case PCF50633_REGULATOR_LDO1: ++ case PCF50633_REGULATOR_LDO2: ++ case PCF50633_REGULATOR_LDO3: ++ case PCF50633_REGULATOR_LDO4: ++ case PCF50633_REGULATOR_LDO5: ++ case PCF50633_REGULATOR_LDO6: ++ case PCF50633_REGULATOR_HCLDO: ++ volt_bits = ldo_voltage(millivolts); ++ DEBUGP("ldo_voltage(0x%x)=%u\n", millivolts, volt_bits); ++ break; ++ default: ++ return -EINVAL; ++ } ++ ++ return reg_write(pcf, regnr, volt_bits); ++} ++EXPORT_SYMBOL_GPL(pcf50633_voltage_set); ++ ++unsigned int pcf50633_voltage_get(struct pcf50633_data *pcf, ++ enum pcf50633_regulator_id reg) ++{ ++ u_int8_t volt_bits; ++ u_int8_t regnr; ++ unsigned int rc = 0; ++ ++ if (reg >= __NUM_PCF50633_REGULATORS) ++ return -EINVAL; ++ ++ regnr = regulator_registers[reg]; ++ volt_bits = reg_read(pcf, regnr); ++ ++ switch (reg) { ++ case PCF50633_REGULATOR_AUTO: ++ rc = auto_2voltage(volt_bits); ++ break; ++ case PCF50633_REGULATOR_DOWN1: ++ rc = down_2voltage(volt_bits); ++ break; ++ case PCF50633_REGULATOR_DOWN2: ++ rc = down_2voltage(volt_bits); ++ break; ++ case PCF50633_REGULATOR_LDO1: ++ case PCF50633_REGULATOR_LDO2: ++ case PCF50633_REGULATOR_LDO3: ++ case PCF50633_REGULATOR_LDO4: ++ case PCF50633_REGULATOR_LDO5: ++ case PCF50633_REGULATOR_LDO6: ++ case PCF50633_REGULATOR_HCLDO: ++ rc = ldo_2voltage(volt_bits); ++ break; ++ default: ++ return -EINVAL; ++ } ++ ++ return rc; ++} ++EXPORT_SYMBOL_GPL(pcf50633_voltage_get); ++ ++/* go into 'STANDBY' mode, i.e. power off the main CPU and peripherals */ ++void pcf50633_go_standby(void) ++{ ++ reg_set_bit_mask(pcf50633_global, PCF50633_REG_OOCSHDWN, ++ PCF50633_OOCSHDWN_GOSTDBY, PCF50633_OOCSHDWN_GOSTDBY); ++} ++EXPORT_SYMBOL_GPL(pcf50633_go_standby); ++ ++void pcf50633_gpio_set(struct pcf50633_data *pcf, enum pcf50633_gpio gpio, ++ int on) ++{ ++ u_int8_t reg = gpio - PCF50633_GPIO1 + PCF50633_REG_GPIO1CFG; ++ ++ if (on) ++ reg_set_bit_mask(pcf, reg, 0x0f, 0x07); ++ else ++ reg_set_bit_mask(pcf, reg, 0x0f, 0x00); ++} ++EXPORT_SYMBOL_GPL(pcf50633_gpio_set); ++ ++int pcf50633_gpio_get(struct pcf50633_data *pcf, enum pcf50633_gpio gpio) ++{ ++ u_int8_t reg = gpio - PCF50633_GPIO1 + PCF50633_REG_GPIO1CFG; ++ u_int8_t val = reg_read(pcf, reg) & 0x0f; ++ ++ if (val == PCF50633_GPOCFG_GPOSEL_1 || ++ val == (PCF50633_GPOCFG_GPOSEL_0|PCF50633_GPOCFG_GPOSEL_INVERSE)) ++ return 1; ++ ++ return 0; ++} ++EXPORT_SYMBOL_GPL(pcf50633_gpio_get); ++ ++static int interpret_charger_type_from_adc(struct pcf50633_data *pcf, ++ int sample) ++{ ++ /* 1A capable charger? */ ++ ++ if (sample < ((ADC_NOM_CHG_DETECT_NONE + ADC_NOM_CHG_DETECT_1A) / 2)) ++ return CHARGER_TYPE_1A; ++ ++ /* well then, nothing in the USB hole, or USB host / unk adapter */ ++ ++ if (pcf->flags & PCF50633_F_USB_PRESENT) /* ooh power is in there */ ++ return CHARGER_TYPE_HOSTUSB; /* HOSTUSB is the catchall */ ++ ++ return CHARGER_TYPE_NONE; /* no really -- nothing in there */ ++} ++ ++ ++ ++static void configure_pmu_for_charger(struct pcf50633_data *pcf, ++ enum charger_type type) ++{ ++ switch (type) { ++ case CHARGER_TYPE_NONE: ++ __reg_write(pcf, PCF50633_REG_MBCC7, ++ PCF50633_MBCC7_USB_SUSPEND); ++ break; ++ /* ++ * the PCF50633 has a feature that it will supply only excess current ++ * from the charger that is not used to power the device. So this ++ * 500mA setting is "up to 500mA" according to that. ++ */ ++ case CHARGER_TYPE_HOSTUSB: ++ __reg_write(pcf, PCF50633_REG_MBCC7, PCF50633_MBCC7_USB_500mA); ++ break; ++ case CHARGER_TYPE_1A: ++ __reg_write(pcf, PCF50633_REG_MBCC7, PCF50633_MBCC7_USB_1000mA); ++ break; ++ } ++} ++ ++static void trigger_next_adc_job_if_any(struct pcf50633_data *pcf) ++{ ++ if (pcf->adc_queue_head == pcf->adc_queue_tail) ++ return; ++ async_adc_read_setup(pcf, ++ pcf->adc_queue_mux[pcf->adc_queue_tail], ++ pcf->adc_queue_avg[pcf->adc_queue_tail]); ++} ++ ++static void add_request_to_adc_queue(struct pcf50633_data *pcf, ++ int mux, int avg) ++{ ++ int old_head = pcf->adc_queue_head; ++ pcf->adc_queue_mux[pcf->adc_queue_head] = mux; ++ pcf->adc_queue_avg[pcf->adc_queue_head] = avg; ++ ++ pcf->adc_queue_head = (pcf->adc_queue_head + 1) & ++ (MAX_ADC_FIFO_DEPTH - 1); ++ ++ /* it was idle before we just added this? we need to kick it then */ ++ if (old_head == pcf->adc_queue_tail) ++ trigger_next_adc_job_if_any(pcf); ++} ++ ++static void pcf50633_work(struct work_struct *work) ++{ ++ struct pcf50633_data *pcf = ++ container_of(work, struct pcf50633_data, work); ++ u_int8_t pcfirq[5]; ++ int ret; ++ int tail; ++ ++ mutex_lock(&pcf->working_lock); ++ pcf->working = 1; ++ /* ++ * datasheet says we have to read the five IRQ ++ * status regs in one transaction ++ */ ++ ret = i2c_smbus_read_i2c_block_data(&pcf->client, PCF50633_REG_INT1, 5, ++ pcfirq); ++ if (ret != 5) ++ DEBUGP("Oh crap PMU IRQ register read failed %d\n", ret); ++ ++ if (!pcf->coldplug_done) { ++ DEBUGP("PMU Coldplug init\n"); ++ ++ /* we used SECOND to kick ourselves started -- turn it off */ ++ pcfirq[0] &= ~PCF50633_INT1_SECOND; ++ reg_set_bit_mask(pcf, PCF50633_REG_INT1M, ++ PCF50633_INT1_SECOND, ++ PCF50633_INT1_SECOND); ++ ++ /* coldplug the USB if present */ ++ if ((__reg_read(pcf, PCF50633_REG_MBCS1) & ++ (PCF50633_MBCS1_USBPRES | PCF50633_MBCS1_USBOK)) == ++ (PCF50633_MBCS1_USBPRES | PCF50633_MBCS1_USBOK)) { ++ DEBUGPC("COLD USBINS\n"); ++ input_report_key(pcf->input_dev, KEY_POWER2, 1); ++ apm_queue_event(APM_POWER_STATUS_CHANGE); ++ pcf->flags |= PCF50633_F_USB_PRESENT; ++ if (pcf->pdata->cb) ++ pcf->pdata->cb(&pcf->client.dev, ++ PCF50633_FEAT_MBC, PMU_EVT_USB_INSERT); ++ } ++ ++ /* figure out our initial charging stance */ ++ add_request_to_adc_queue(pcf, PCF50633_ADCC1_MUX_ADCIN1, ++ PCF50633_ADCC1_AVERAGE_16); ++ ++ pcf->coldplug_done = 1; ++ } ++ ++ DEBUGP("INT1=0x%02x INT2=0x%02x INT3=0x%02x INT4=0x%02x INT5=0x%02x\n", ++ pcfirq[0], pcfirq[1], pcfirq[2], pcfirq[3], pcfirq[4]); ++ ++ if (pcfirq[0] & PCF50633_INT1_ADPINS) { ++ /* Charger inserted */ ++ DEBUGPC("ADPINS "); ++ input_report_key(pcf->input_dev, KEY_BATTERY, 1); ++ apm_queue_event(APM_POWER_STATUS_CHANGE); ++ pcf->flags |= PCF50633_F_CHG_PRESENT; ++ if (pcf->pdata->cb) ++ pcf->pdata->cb(&pcf->client.dev, ++ PCF50633_FEAT_MBC, PMU_EVT_INSERT); ++ /* FIXME: signal this to userspace */ ++ //kobject_uevent( ,KOBJ_ADD); ++ } ++ if (pcfirq[0] & PCF50633_INT1_ADPREM) { ++ /* Charger removed */ ++ DEBUGPC("ADPREM "); ++ input_report_key(pcf->input_dev, KEY_BATTERY, 0); ++ apm_queue_event(APM_POWER_STATUS_CHANGE); ++ pcf->flags &= ~PCF50633_F_CHG_PRESENT; ++ if (pcf->pdata->cb) ++ pcf->pdata->cb(&pcf->client.dev, ++ PCF50633_FEAT_MBC, PMU_EVT_REMOVE); ++ /* FIXME: signal this to userspace */ ++ //kobject_uevent( ,KOBJ_ADD); ++ } ++ if (pcfirq[0] & PCF50633_INT1_USBINS) { ++ DEBUGPC("USBINS "); ++ input_report_key(pcf->input_dev, KEY_POWER2, 1); ++ apm_queue_event(APM_POWER_STATUS_CHANGE); ++ pcf->flags |= PCF50633_F_USB_PRESENT; ++ if (pcf->pdata->cb) ++ pcf->pdata->cb(&pcf->client.dev, ++ PCF50633_FEAT_MBC, PMU_EVT_USB_INSERT); ++ /* completion irq will figure out our charging stance */ ++ add_request_to_adc_queue(pcf, PCF50633_ADCC1_MUX_ADCIN1, ++ PCF50633_ADCC1_AVERAGE_16); ++ } ++ if (pcfirq[0] & PCF50633_INT1_USBREM) { ++ DEBUGPC("USBREM "); ++ /* only deal if we had understood it was in */ ++ if (pcf->flags & PCF50633_F_USB_PRESENT) { ++ input_report_key(pcf->input_dev, KEY_POWER2, 0); ++ apm_queue_event(APM_POWER_STATUS_CHANGE); ++ pcf->flags &= ~PCF50633_F_USB_PRESENT; ++ if (pcf->pdata->cb) ++ pcf->pdata->cb(&pcf->client.dev, ++ PCF50633_FEAT_MBC, PMU_EVT_USB_REMOVE); ++ /* completion irq will figure out our charging stance */ ++ add_request_to_adc_queue(pcf, PCF50633_ADCC1_MUX_ADCIN1, ++ PCF50633_ADCC1_AVERAGE_16); ++ } ++ } ++ if (pcfirq[0] & PCF50633_INT1_ALARM) { ++ DEBUGPC("ALARM "); ++ if (pcf->pdata->used_features & PCF50633_FEAT_RTC) ++ rtc_update_irq(pcf->rtc, 1, RTC_AF | RTC_IRQF); ++ } ++ if (pcfirq[0] & PCF50633_INT1_SECOND) { ++ DEBUGPC("SECOND "); ++ if (pcf->flags & PCF50633_F_RTC_SECOND) ++ rtc_update_irq(pcf->rtc, 1, RTC_PF | RTC_IRQF); ++ ++ if (pcf->onkey_seconds >= 0 && ++ pcf->flags & PCF50633_F_PWR_PRESSED) { ++ DEBUGP("ONKEY_SECONDS(%u, OOCSTAT=0x%02x) ", ++ pcf->onkey_seconds, ++ reg_read(pcf, PCF50633_REG_OOCSTAT)); ++ pcf->onkey_seconds++; ++ if (pcf->onkey_seconds >= ++ pcf->pdata->onkey_seconds_sig_init) { ++ /* Ask init to do 'ctrlaltdel' */ ++ DEBUGPC("SIGINT(init) "); ++ kill_proc(1, SIGINT, 1); ++ /* FIXME: what if userspace doesn't shut down? */ ++ } ++ if (pcf->onkey_seconds >= ++ pcf->pdata->onkey_seconds_shutdown) { ++ DEBUGPC("Power Off "); ++ pcf50633_go_standby(); ++ } ++ } ++ } ++ ++ if (pcfirq[1] & PCF50633_INT2_ONKEYF) { ++ /* ONKEY falling edge (start of button press) */ ++ DEBUGPC("ONKEYF "); ++ pcf->flags |= PCF50633_F_PWR_PRESSED; ++ input_report_key(pcf->input_dev, KEY_POWER, 1); ++ } ++ if (pcfirq[1] & PCF50633_INT2_ONKEYR) { ++ /* ONKEY rising edge (end of button press) */ ++ DEBUGPC("ONKEYR "); ++ pcf->flags &= ~PCF50633_F_PWR_PRESSED; ++ pcf->onkey_seconds = -1; ++ input_report_key(pcf->input_dev, KEY_POWER, 0); ++ /* disable SECOND interrupt in case RTC didn't ++ * request it */ ++ if (!(pcf->flags & PCF50633_F_RTC_SECOND)) ++ reg_set_bit_mask(pcf, PCF50633_REG_INT1M, ++ PCF50633_INT1_SECOND, ++ PCF50633_INT1_SECOND); ++ } ++ /* FIXME: we don't use EXTON1/2/3. thats why we skip it */ ++ ++ if (pcfirq[2] & PCF50633_INT3_BATFULL) { ++ DEBUGPC("BATFULL "); ++ /* FIXME: signal this to userspace */ ++ } ++ if (pcfirq[2] & PCF50633_INT3_CHGHALT) { ++ DEBUGPC("CHGHALT "); ++ /* ++ * this is really "battery not pulling current" -- it can ++ * appear with no battery attached ++ */ ++ /* FIXME: signal this to userspace */ ++ } ++ if (pcfirq[2] & PCF50633_INT3_THLIMON) { ++ DEBUGPC("THLIMON "); ++ pcf->flags |= PCF50633_F_CHG_PROT; ++ /* FIXME: signal this to userspace */ ++ } ++ if (pcfirq[2] & PCF50633_INT3_THLIMOFF) { ++ DEBUGPC("THLIMOFF "); ++ pcf->flags &= ~PCF50633_F_CHG_PROT; ++ /* FIXME: signal this to userspace */ ++ } ++ if (pcfirq[2] & PCF50633_INT3_USBLIMON) { ++ DEBUGPC("USBLIMON "); ++ /* FIXME: signal this to userspace */ ++ } ++ if (pcfirq[2] & PCF50633_INT3_USBLIMOFF) { ++ DEBUGPC("USBLIMOFF "); ++ /* FIXME: signal this to userspace */ ++ } ++ if (pcfirq[2] & PCF50633_INT3_ADCRDY) { ++ /* ADC result ready */ ++ DEBUGPC("ADCRDY "); ++ tail = pcf->adc_queue_tail; ++ pcf->adc_queue_tail = (pcf->adc_queue_tail + 1) & ++ (MAX_ADC_FIFO_DEPTH - 1); ++ ++ switch (pcf->adc_queue_mux[tail]) { ++ case PCF50633_ADCC1_MUX_BATSNS_RES: /* battery voltage */ ++ pcf->flag_bat_voltage_read = ++ async_adc_complete(pcf); ++ break; ++ case PCF50633_ADCC1_MUX_ADCIN1: /* charger type */ ++ pcf->charger_adc_result_raw = async_adc_complete(pcf); ++ pcf->charger_type = interpret_charger_type_from_adc( ++ pcf, pcf->charger_adc_result_raw); ++ configure_pmu_for_charger(pcf, pcf->charger_type); ++ break; ++ default: ++ async_adc_complete(pcf); ++ break; ++ } ++ trigger_next_adc_job_if_any(pcf); ++ } ++ if (pcfirq[2] & PCF50633_INT3_ONKEY1S) { ++ /* ONKEY pressed for more than 1 second */ ++ pcf->onkey_seconds = 0; ++ DEBUGPC("ONKEY1S "); ++ /* Tell PMU we are taking care of this */ ++ reg_set_bit_mask(pcf, PCF50633_REG_OOCSHDWN, ++ PCF50633_OOCSHDWN_TOTRST, ++ PCF50633_OOCSHDWN_TOTRST); ++ /* enable SECOND interrupt (hz tick) */ ++ reg_clear_bits(pcf, PCF50633_REG_INT1M, PCF50633_INT1_SECOND); ++ } ++ ++ if (pcfirq[3] & (PCF50633_INT4_LOWBAT|PCF50633_INT4_LOWSYS)) { ++ /* Really low battery voltage, we have 8 seconds left */ ++ DEBUGPC("LOWBAT "); ++ apm_queue_event(APM_LOW_BATTERY); ++ DEBUGPC("SIGPWR(init) "); ++ kill_proc(1, SIGPWR, 1); ++ /* Tell PMU we are taking care of this */ ++ reg_set_bit_mask(pcf, PCF50633_REG_OOCSHDWN, ++ PCF50633_OOCSHDWN_TOTRST, ++ PCF50633_OOCSHDWN_TOTRST); ++ } ++ if (pcfirq[3] & PCF50633_INT4_HIGHTMP) { ++ /* High temperature */ ++ DEBUGPC("HIGHTMP "); ++ apm_queue_event(APM_CRITICAL_SUSPEND); ++ } ++ if (pcfirq[3] & PCF50633_INT4_AUTOPWRFAIL) { ++ DEBUGPC("PCF50633_INT4_AUTOPWRFAIL "); ++ /* FIXME: deal with this */ ++ } ++ if (pcfirq[3] & PCF50633_INT4_DWN1PWRFAIL) { ++ DEBUGPC("PCF50633_INT4_DWN1PWRFAIL "); ++ /* FIXME: deal with this */ ++ } ++ if (pcfirq[3] & PCF50633_INT4_DWN2PWRFAIL) { ++ DEBUGPC("PCF50633_INT4_DWN2PWRFAIL "); ++ /* FIXME: deal with this */ ++ } ++ if (pcfirq[3] & PCF50633_INT4_LEDPWRFAIL) { ++ DEBUGPC("PCF50633_INT4_LEDPWRFAIL "); ++ /* FIXME: deal with this */ ++ } ++ if (pcfirq[3] & PCF50633_INT4_LEDOVP) { ++ DEBUGPC("PCF50633_INT4_LEDOVP "); ++ /* FIXME: deal with this */ ++ } ++ ++ DEBUGPC("\n"); ++ ++ pcf->working = 0; ++ input_sync(pcf->input_dev); ++ put_device(&pcf->client.dev); ++ mutex_unlock(&pcf->working_lock); ++} ++ ++static irqreturn_t pcf50633_irq(int irq, void *_pcf) ++{ ++ struct pcf50633_data *pcf = _pcf; ++ ++ DEBUGP("entering(irq=%u, pcf=%p): scheduling work\n", irq, _pcf); ++ ++ get_device(&pcf->client.dev); ++ if (!schedule_work(&pcf->work) && !pcf->working) ++ dev_dbg(&pcf->client.dev, "work item may be lost\n"); ++ ++ return IRQ_HANDLED; ++} ++ ++static u_int16_t adc_to_batt_millivolts(u_int16_t adc) ++{ ++ u_int16_t mvolts; ++ ++ mvolts = (adc * 6000) / 1024; ++ ++ return mvolts; ++} ++ ++#define BATTVOLT_SCALE_START 2800 ++#define BATTVOLT_SCALE_END 4200 ++#define BATTVOLT_SCALE_DIVIDER ((BATTVOLT_SCALE_END - BATTVOLT_SCALE_START)/100) ++ ++static u_int8_t battvolt_scale(u_int16_t battvolt) ++{ ++ /* FIXME: this linear scale is completely bogus */ ++ u_int16_t battvolt_relative = battvolt - BATTVOLT_SCALE_START; ++ unsigned int percent = battvolt_relative / BATTVOLT_SCALE_DIVIDER; ++ ++ return percent; ++} ++ ++u_int16_t pcf50633_battvolt(struct pcf50633_data *pcf) ++{ ++ int count = 10; ++ ++ pcf->flag_bat_voltage_read = -1; ++ add_request_to_adc_queue(pcf, PCF50633_ADCC1_MUX_BATSNS_RES, ++ PCF50633_ADCC1_AVERAGE_16); ++ ++ while ((count--) && (pcf->flag_bat_voltage_read < 0)) ++ msleep(1); ++ ++ if (count < 0) { /* timeout somehow */ ++ DEBUGPC("pcf50633_battvolt timeout :-(\n"); ++ return -1; ++ } ++ ++ return adc_to_batt_millivolts(pcf->flag_bat_voltage_read); ++} ++EXPORT_SYMBOL_GPL(pcf50633_battvolt); ++ ++static ssize_t show_battvolt(struct device *dev, struct device_attribute *attr, ++ char *buf) ++{ ++ struct i2c_client *client = to_i2c_client(dev); ++ struct pcf50633_data *pcf = i2c_get_clientdata(client); ++ ++ return sprintf(buf, "%u\n", pcf50633_battvolt(pcf)); ++} ++static DEVICE_ATTR(battvolt, S_IRUGO | S_IWUSR, show_battvolt, NULL); ++ ++static int reg_id_by_name(const char *name) ++{ ++ int reg_id; ++ ++ if (!strcmp(name, "voltage_auto")) ++ reg_id = PCF50633_REGULATOR_AUTO; ++ else if (!strcmp(name, "voltage_down1")) ++ reg_id = PCF50633_REGULATOR_DOWN1; ++ else if (!strcmp(name, "voltage_down2")) ++ reg_id = PCF50633_REGULATOR_DOWN2; ++ else if (!strcmp(name, "voltage_memldo")) ++ reg_id = PCF50633_REGULATOR_MEMLDO; ++ else if (!strcmp(name, "voltage_ldo1")) ++ reg_id = PCF50633_REGULATOR_LDO1; ++ else if (!strcmp(name, "voltage_ldo2")) ++ reg_id = PCF50633_REGULATOR_LDO2; ++ else if (!strcmp(name, "voltage_ldo3")) ++ reg_id = PCF50633_REGULATOR_LDO3; ++ else if (!strcmp(name, "voltage_ldo4")) ++ reg_id = PCF50633_REGULATOR_LDO4; ++ else if (!strcmp(name, "voltage_ldo5")) ++ reg_id = PCF50633_REGULATOR_LDO5; ++ else if (!strcmp(name, "voltage_ldo6")) ++ reg_id = PCF50633_REGULATOR_LDO6; ++ else if (!strcmp(name, "voltage_hcldo")) ++ reg_id = PCF50633_REGULATOR_HCLDO; ++ else ++ reg_id = -1; ++ ++ return reg_id; ++} ++ ++static ssize_t show_vreg(struct device *dev, struct device_attribute *attr, ++ char *buf) ++{ ++ struct i2c_client *client = to_i2c_client(dev); ++ struct pcf50633_data *pcf = i2c_get_clientdata(client); ++ unsigned int reg_id; ++ ++ reg_id = reg_id_by_name(attr->attr.name); ++ if (reg_id < 0) ++ return 0; ++ ++ if (pcf50633_onoff_get(pcf, reg_id) > 0) ++ return sprintf(buf, "%u\n", pcf50633_voltage_get(pcf, reg_id)); ++ else ++ return strlcpy(buf, "0\n", PAGE_SIZE); ++} ++ ++static ssize_t set_vreg(struct device *dev, struct device_attribute *attr, ++ const char *buf, size_t count) ++{ ++ struct i2c_client *client = to_i2c_client(dev); ++ struct pcf50633_data *pcf = i2c_get_clientdata(client); ++ unsigned long mvolts = simple_strtoul(buf, NULL, 10); ++ unsigned int reg_id; ++ ++ reg_id = reg_id_by_name(attr->attr.name); ++ if (reg_id < 0) ++ return -EIO; ++ ++ DEBUGP("attempting to set %s(%d) to %lu mvolts\n", attr->attr.name, ++ reg_id, mvolts); ++ ++ if (mvolts == 0) { ++ pcf50633_onoff_set(pcf, reg_id, 0); ++ } else { ++ if (pcf50633_voltage_set(pcf, reg_id, mvolts) < 0) { ++ dev_warn(dev, "refusing to set %s(%d) to %lu mvolts " ++ "(max=%u)\n", attr->attr.name, reg_id, mvolts, ++ pcf->pdata->rails[reg_id].voltage.max); ++ return -EINVAL; ++ } ++ pcf50633_onoff_set(pcf, reg_id, 1); ++ } ++ ++ return count; ++} ++ ++static DEVICE_ATTR(voltage_auto, S_IRUGO | S_IWUSR, show_vreg, set_vreg); ++static DEVICE_ATTR(voltage_down1, S_IRUGO | S_IWUSR, show_vreg, set_vreg); ++static DEVICE_ATTR(voltage_down2, S_IRUGO | S_IWUSR, show_vreg, set_vreg); ++static DEVICE_ATTR(voltage_memldo, S_IRUGO | S_IWUSR, show_vreg, set_vreg); ++static DEVICE_ATTR(voltage_ldo1, S_IRUGO | S_IWUSR, show_vreg, set_vreg); ++static DEVICE_ATTR(voltage_ldo2, S_IRUGO | S_IWUSR, show_vreg, set_vreg); ++static DEVICE_ATTR(voltage_ldo3, S_IRUGO | S_IWUSR, show_vreg, set_vreg); ++static DEVICE_ATTR(voltage_ldo4, S_IRUGO | S_IWUSR, show_vreg, set_vreg); ++static DEVICE_ATTR(voltage_ldo5, S_IRUGO | S_IWUSR, show_vreg, set_vreg); ++static DEVICE_ATTR(voltage_ldo6, S_IRUGO | S_IWUSR, show_vreg, set_vreg); ++static DEVICE_ATTR(voltage_hcldo, S_IRUGO | S_IWUSR, show_vreg, set_vreg); ++ ++/*********************************************************************** ++ * Charger Control ++ ***********************************************************************/ ++ ++/* Set maximum USB current limit */ ++void pcf50633_usb_curlim_set(struct pcf50633_data *pcf, int ma) ++{ ++ u_int8_t bits; ++ ++ dev_dbg(&pcf->client.dev, "setting usb current limit to %d ma", ma); ++ ++ if (ma >= 1000) ++ bits = PCF50633_MBCC7_USB_1000mA; ++ else if (ma >= 500) ++ bits = PCF50633_MBCC7_USB_500mA; ++ else if (ma >= 100) ++ bits = PCF50633_MBCC7_USB_100mA; ++ else ++ bits = PCF50633_MBCC7_USB_SUSPEND; ++ ++ reg_set_bit_mask(pcf, PCF50633_REG_MBCC7, PCF56033_MBCC7_USB_MASK, ++ bits); ++} ++EXPORT_SYMBOL_GPL(pcf50633_usb_curlim_set); ++ ++static ssize_t show_usblim(struct device *dev, struct device_attribute *attr, ++ char *buf) ++{ ++ struct i2c_client *client = to_i2c_client(dev); ++ struct pcf50633_data *pcf = i2c_get_clientdata(client); ++ u_int8_t usblim = reg_read(pcf, PCF50633_REG_MBCC7) & ++ PCF56033_MBCC7_USB_MASK; ++ unsigned int ma; ++ ++ if (usblim == PCF50633_MBCC7_USB_1000mA) ++ ma = 1000; ++ else if (usblim == PCF50633_MBCC7_USB_500mA) ++ ma = 500; ++ else if (usblim == PCF50633_MBCC7_USB_100mA) ++ ma = 100; ++ else ++ ma = 0; ++ ++ return sprintf(buf, "%u\n", ma); ++} ++static DEVICE_ATTR(usb_curlim, S_IRUGO | S_IWUSR, show_usblim, NULL); ++ ++/* Enable/disable charging */ ++void pcf50633_charge_enable(struct pcf50633_data *pcf, int on) ++{ ++ u_int8_t bits; ++ ++ if (!(pcf->pdata->used_features & PCF50633_FEAT_MBC)) ++ return; ++ ++ if (on) { ++ pcf->flags |= PCF50633_F_CHG_ENABLED; ++ bits = PCF50633_MBCC1_CHGENA; ++ } else { ++ pcf->flags &= ~PCF50633_F_CHG_ENABLED; ++ bits = 0; ++ } ++ reg_set_bit_mask(pcf, PCF50633_REG_MBCC1, PCF50633_MBCC1_CHGENA, ++ bits); ++} ++EXPORT_SYMBOL_GPL(pcf50633_charge_enable); ++ ++#if 0 ++#define ONE 1000000 ++static u_int16_t adc_to_rntc(struct pcf50633_data *pcf, u_int16_t adc) ++{ ++ u_int32_t r_batt = (adc * pcf->pdata->r_fix_batt) / (1023 - adc); ++ u_int16_t r_ntc; ++ ++ /* The battery NTC has a parallell 10kOhms resistor */ ++ r_ntc = ONE / ((ONE/r_batt) - (ONE/pcf->pdata->r_fix_batt_par)); ++ ++ return r_ntc; ++} ++#endif ++static ssize_t show_battemp(struct device *dev, struct device_attribute *attr, ++ char *buf) ++{ ++ return sprintf(buf, "\n"); ++} ++static DEVICE_ATTR(battemp, S_IRUGO | S_IWUSR, show_battemp, NULL); ++#if 0 ++static u_int16_t adc_to_chg_milliamps(struct pcf50633_data *pcf, ++ u_int16_t adc_adcin1, ++ u_int16_t adc_batvolt) ++{ ++ u_int32_t res = ((adc_adcin1 - adc_batvolt) * 6000); ++ return res / (pcf->pdata->r_sense_milli * 1024 / 1000); ++} ++#endif ++static ssize_t show_chgcur(struct device *dev, struct device_attribute *attr, ++ char *buf) ++{ ++ return sprintf(buf, "\n"); ++} ++static DEVICE_ATTR(chgcur, S_IRUGO | S_IWUSR, show_chgcur, NULL); ++ ++static const char *chgmode_names[] = { ++ [PCF50633_MBCS2_MBC_PLAY] = "play-only", ++ [PCF50633_MBCS2_MBC_USB_PRE] = "pre", ++ [PCF50633_MBCS2_MBC_ADP_PRE] = "pre", ++ [PCF50633_MBCS2_MBC_USB_PRE_WAIT] = "pre-wait", ++ [PCF50633_MBCS2_MBC_ADP_PRE_WAIT] = "pre-wait", ++ [PCF50633_MBCS2_MBC_USB_FAST] = "fast", ++ [PCF50633_MBCS2_MBC_ADP_FAST] = "fast", ++ [PCF50633_MBCS2_MBC_USB_FAST_WAIT] = "fast-wait", ++ [PCF50633_MBCS2_MBC_ADP_FAST_WAIT] = "fast-wait", ++ [PCF50633_MBCS2_MBC_ADP_FAST_WAIT] = "bat-full", ++}; ++ ++static ssize_t show_chgmode(struct device *dev, struct device_attribute *attr, ++ char *buf) ++{ ++ struct i2c_client *client = to_i2c_client(dev); ++ struct pcf50633_data *pcf = i2c_get_clientdata(client); ++ u_int8_t mbcs2 = reg_read(pcf, PCF50633_REG_MBCS2); ++ u_int8_t chgmod = (mbcs2 & PCF50633_MBCS2_MBC_MASK); ++ ++ return sprintf(buf, "%s\n", chgmode_names[chgmod]); ++} ++ ++static ssize_t set_chgmode(struct device *dev, struct device_attribute *attr, ++ const char *buf, size_t count) ++{ ++ struct i2c_client *client = to_i2c_client(dev); ++ struct pcf50633_data *pcf = i2c_get_clientdata(client); ++ ++ /* As opposed to the PCF50606, we can only enable or disable ++ * charging and not directly jump into a certain mode! */ ++ ++ if (!strcmp(buf, "0\n")) ++ pcf50633_charge_enable(pcf, 0); ++ else ++ pcf50633_charge_enable(pcf, 1); ++ ++ return count; ++} ++ ++static DEVICE_ATTR(chgmode, S_IRUGO | S_IWUSR, show_chgmode, set_chgmode); ++ ++static const char *chgstate_names[] = { ++ [PCF50633_FIDX_CHG_ENABLED] = "enabled", ++ [PCF50633_FIDX_CHG_PRESENT] = "charger_present", ++ [PCF50633_FIDX_USB_PRESENT] = "usb_present", ++ [PCF50633_FIDX_CHG_ERR] = "error", ++ [PCF50633_FIDX_CHG_PROT] = "protection", ++ [PCF50633_FIDX_CHG_READY] = "ready", ++}; ++ ++static ssize_t show_chgstate(struct device *dev, struct device_attribute *attr, ++ char *buf) ++{ ++ struct i2c_client *client = to_i2c_client(dev); ++ struct pcf50633_data *pcf = i2c_get_clientdata(client); ++ ++ char *b = buf; ++ int i; ++ ++ for (i = 0; i < 32; i++) ++ if (pcf->flags & (1 << i) && i < ARRAY_SIZE(chgstate_names)) ++ b += sprintf(b, "%s ", chgstate_names[i]); ++ ++ if (b > buf) ++ b += sprintf(b, "\n"); ++ ++ return b - buf; ++} ++static DEVICE_ATTR(chgstate, S_IRUGO | S_IWUSR, show_chgstate, NULL); ++ ++/*********************************************************************** ++ * APM emulation ++ ***********************************************************************/ ++ ++extern void (*apm_get_power_status)(struct apm_power_info *); ++ ++static void pcf50633_get_power_status(struct apm_power_info *info) ++{ ++ struct pcf50633_data *pcf = pcf50633_global; ++ u_int8_t chgmod = reg_read(pcf, PCF50633_REG_MBCS2) & ++ PCF50633_MBCS2_MBC_MASK; ++ ++ u_int16_t battvolt = pcf50633_battvolt(pcf); ++ ++ if (reg_read(pcf, PCF50633_REG_MBCS1) & ++ (PCF50633_MBCS1_USBPRES|PCF50633_MBCS1_ADAPTPRES)) ++ info->ac_line_status = APM_AC_ONLINE; ++ else ++ info->ac_line_status = APM_AC_OFFLINE; ++ ++ switch (chgmod) { ++ case PCF50633_MBCS2_MBC_PLAY: ++ case PCF50633_MBCS2_MBC_USB_PRE: ++ case PCF50633_MBCS2_MBC_USB_PRE_WAIT: ++ case PCF50633_MBCS2_MBC_USB_FAST_WAIT: ++ case PCF50633_MBCS2_MBC_ADP_PRE: ++ case PCF50633_MBCS2_MBC_ADP_PRE_WAIT: ++ case PCF50633_MBCS2_MBC_ADP_FAST_WAIT: ++ case PCF50633_MBCS2_MBC_BAT_FULL: ++ case PCF50633_MBCS2_MBC_HALT: ++ info->battery_life = battvolt_scale(battvolt); ++ break; ++ case PCF50633_MBCS2_MBC_USB_FAST: ++ case PCF50633_MBCS2_MBC_ADP_FAST: ++ info->battery_status = APM_BATTERY_STATUS_CHARGING; ++ info->battery_flag = APM_BATTERY_FLAG_CHARGING; ++ default: ++ break; ++ } ++} ++ ++/*********************************************************************** ++ * RTC ++ ***********************************************************************/ ++ ++struct pcf50633_time { ++ u_int8_t sec; ++ u_int8_t min; ++ u_int8_t hour; ++ u_int8_t wkday; ++ u_int8_t day; ++ u_int8_t month; ++ u_int8_t year; ++}; ++ ++static void pcf2rtc_time(struct rtc_time *rtc, struct pcf50633_time *pcf) ++{ ++ rtc->tm_sec = BCD2BIN(pcf->sec); ++ rtc->tm_min = BCD2BIN(pcf->min); ++ rtc->tm_hour = BCD2BIN(pcf->hour); ++ rtc->tm_wday = BCD2BIN(pcf->wkday); ++ rtc->tm_mday = BCD2BIN(pcf->day); ++ rtc->tm_mon = BCD2BIN(pcf->month); ++ rtc->tm_year = BCD2BIN(pcf->year) + 100; ++} ++ ++static void rtc2pcf_time(struct pcf50633_time *pcf, struct rtc_time *rtc) ++{ ++ pcf->sec = BIN2BCD(rtc->tm_sec); ++ pcf->min = BIN2BCD(rtc->tm_min); ++ pcf->hour = BIN2BCD(rtc->tm_hour); ++ pcf->wkday = BIN2BCD(rtc->tm_wday); ++ pcf->day = BIN2BCD(rtc->tm_mday); ++ pcf->month = BIN2BCD(rtc->tm_mon); ++ pcf->year = BIN2BCD(rtc->tm_year - 100); ++} ++ ++static int pcf50633_rtc_ioctl(struct device *dev, unsigned int cmd, ++ unsigned long arg) ++{ ++ struct i2c_client *client = to_i2c_client(dev); ++ struct pcf50633_data *pcf = i2c_get_clientdata(client); ++ switch (cmd) { ++ case RTC_PIE_OFF: ++ /* disable periodic interrupt (hz tick) */ ++ pcf->flags &= ~PCF50633_F_RTC_SECOND; ++ reg_set_bit_mask(pcf, PCF50633_REG_INT1M, ++ PCF50633_INT1_SECOND, PCF50633_INT1_SECOND); ++ return 0; ++ case RTC_PIE_ON: ++ /* ensable periodic interrupt (hz tick) */ ++ pcf->flags |= PCF50633_F_RTC_SECOND; ++ reg_clear_bits(pcf, PCF50633_REG_INT1M, PCF50633_INT1_SECOND); ++ return 0; ++ } ++ return -ENOIOCTLCMD; ++} ++ ++static int pcf50633_rtc_read_time(struct device *dev, struct rtc_time *tm) ++{ ++ struct i2c_client *client = to_i2c_client(dev); ++ struct pcf50633_data *pcf = i2c_get_clientdata(client); ++ struct pcf50633_time pcf_tm; ++ ++ mutex_lock(&pcf->lock); ++ pcf_tm.sec = __reg_read(pcf, PCF50633_REG_RTCSC); ++ pcf_tm.min = __reg_read(pcf, PCF50633_REG_RTCMN); ++ pcf_tm.hour = __reg_read(pcf, PCF50633_REG_RTCHR); ++ pcf_tm.wkday = __reg_read(pcf, PCF50633_REG_RTCWD); ++ pcf_tm.day = __reg_read(pcf, PCF50633_REG_RTCDT); ++ pcf_tm.month = __reg_read(pcf, PCF50633_REG_RTCMT); ++ pcf_tm.year = __reg_read(pcf, PCF50633_REG_RTCYR); ++ mutex_unlock(&pcf->lock); ++ ++ DEBUGP("PCF_TIME: %02x.%02x.%02x %02x:%02x:%02x\n", ++ pcf_tm.day, pcf_tm.month, pcf_tm.year, ++ pcf_tm.hour, pcf_tm.min, pcf_tm.sec); ++ ++ pcf2rtc_time(tm, &pcf_tm); ++ ++ DEBUGP("RTC_TIME: %u.%u.%u %u:%u:%u\n", ++ tm->tm_mday, tm->tm_mon, tm->tm_year, ++ tm->tm_hour, tm->tm_min, tm->tm_sec); ++ ++ return 0; ++} ++ ++static int pcf50633_rtc_set_time(struct device *dev, struct rtc_time *tm) ++{ ++ struct i2c_client *client = to_i2c_client(dev); ++ struct pcf50633_data *pcf = i2c_get_clientdata(client); ++ struct pcf50633_time pcf_tm; ++ ++ DEBUGP("RTC_TIME: %u.%u.%u %u:%u:%u\n", ++ tm->tm_mday, tm->tm_mon, tm->tm_year, ++ tm->tm_hour, tm->tm_min, tm->tm_sec); ++ rtc2pcf_time(&pcf_tm, tm); ++ DEBUGP("PCF_TIME: %02x.%02x.%02x %02x:%02x:%02x\n", ++ pcf_tm.day, pcf_tm.month, pcf_tm.year, ++ pcf_tm.hour, pcf_tm.min, pcf_tm.sec); ++ ++ mutex_lock(&pcf->lock); ++ /* FIXME: disable second interrupt */ ++ __reg_write(pcf, PCF50633_REG_RTCSC, pcf_tm.sec); ++ __reg_write(pcf, PCF50633_REG_RTCMN, pcf_tm.min); ++ __reg_write(pcf, PCF50633_REG_RTCHR, pcf_tm.hour); ++ __reg_write(pcf, PCF50633_REG_RTCWD, pcf_tm.wkday); ++ __reg_write(pcf, PCF50633_REG_RTCDT, pcf_tm.day); ++ __reg_write(pcf, PCF50633_REG_RTCMT, pcf_tm.month); ++ __reg_write(pcf, PCF50633_REG_RTCYR, pcf_tm.year); ++ /* FIXME: re-enable second interrupt */ ++ mutex_unlock(&pcf->lock); ++ ++ return 0; ++} ++ ++static int pcf50633_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm) ++{ ++ struct i2c_client *client = to_i2c_client(dev); ++ struct pcf50633_data *pcf = i2c_get_clientdata(client); ++ struct pcf50633_time pcf_tm; ++ ++ mutex_lock(&pcf->lock); ++ alrm->enabled = ++ __reg_read(pcf, PCF50633_REG_INT1M) & PCF50633_INT1_ALARM ? 0 : 1; ++ pcf_tm.sec = __reg_read(pcf, PCF50633_REG_RTCSCA); ++ pcf_tm.min = __reg_read(pcf, PCF50633_REG_RTCMNA); ++ pcf_tm.hour = __reg_read(pcf, PCF50633_REG_RTCHRA); ++ pcf_tm.wkday = __reg_read(pcf, PCF50633_REG_RTCWDA); ++ pcf_tm.day = __reg_read(pcf, PCF50633_REG_RTCDTA); ++ pcf_tm.month = __reg_read(pcf, PCF50633_REG_RTCMTA); ++ pcf_tm.year = __reg_read(pcf, PCF50633_REG_RTCYRA); ++ mutex_unlock(&pcf->lock); ++ ++ pcf2rtc_time(&alrm->time, &pcf_tm); ++ ++ return 0; ++} ++ ++static int pcf50633_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm) ++{ ++ struct i2c_client *client = to_i2c_client(dev); ++ struct pcf50633_data *pcf = i2c_get_clientdata(client); ++ struct pcf50633_time pcf_tm; ++ u_int8_t irqmask; ++ ++ rtc2pcf_time(&pcf_tm, &alrm->time); ++ ++ mutex_lock(&pcf->lock); ++ ++ /* disable alarm interrupt */ ++ irqmask = __reg_read(pcf, PCF50633_REG_INT1M); ++ irqmask |= PCF50633_INT1_ALARM; ++ __reg_write(pcf, PCF50633_REG_INT1M, irqmask); ++ ++ __reg_write(pcf, PCF50633_REG_RTCSCA, pcf_tm.sec); ++ __reg_write(pcf, PCF50633_REG_RTCMNA, pcf_tm.min); ++ __reg_write(pcf, PCF50633_REG_RTCHRA, pcf_tm.hour); ++ __reg_write(pcf, PCF50633_REG_RTCWDA, pcf_tm.wkday); ++ __reg_write(pcf, PCF50633_REG_RTCDTA, pcf_tm.day); ++ __reg_write(pcf, PCF50633_REG_RTCMTA, pcf_tm.month); ++ __reg_write(pcf, PCF50633_REG_RTCYRA, pcf_tm.year); ++ ++ if (alrm->enabled) { ++ /* (re-)enaable alarm interrupt */ ++ irqmask = __reg_read(pcf, PCF50633_REG_INT1M); ++ irqmask &= ~PCF50633_INT1_ALARM; ++ __reg_write(pcf, PCF50633_REG_INT1M, irqmask); ++ } ++ ++ mutex_unlock(&pcf->lock); ++ ++ /* FIXME */ ++ return 0; ++} ++ ++static struct rtc_class_ops pcf50633_rtc_ops = { ++ .ioctl = pcf50633_rtc_ioctl, ++ .read_time = pcf50633_rtc_read_time, ++ .set_time = pcf50633_rtc_set_time, ++ .read_alarm = pcf50633_rtc_read_alarm, ++ .set_alarm = pcf50633_rtc_set_alarm, ++}; ++ ++/*********************************************************************** ++ * Backlight device ++ ***********************************************************************/ ++ ++static int pcf50633bl_get_intensity(struct backlight_device *bd) ++{ ++ struct pcf50633_data *pcf = bl_get_data(bd); ++ int intensity = reg_read(pcf, PCF50633_REG_LEDOUT); ++ ++ return intensity & 0x3f; ++} ++ ++static int pcf50633bl_set_intensity(struct backlight_device *bd) ++{ ++ struct pcf50633_data *pcf = bl_get_data(bd); ++ int intensity = bd->props.brightness; ++ int old_intensity = reg_read(pcf, PCF50633_REG_LEDOUT); ++ u_int8_t ledena; ++ int ret; ++ ++ if (bd->props.power != FB_BLANK_UNBLANK) ++ intensity = 0; ++ if (bd->props.fb_blank != FB_BLANK_UNBLANK) ++ intensity = 0; ++ ++ /* The PCF50633 seems to have some kind of oddity (bug?) when ++ * the intensity was 0, you need to completely switch it off ++ * and re-enable it, before it produces any output voltage again */ ++ ++ if (intensity != 0 && old_intensity == 0) { ++ ledena = reg_read(pcf, PCF50633_REG_LEDENA); ++ reg_write(pcf, PCF50633_REG_LEDENA, 0x00); ++ } ++ ++ ret = reg_set_bit_mask(pcf, PCF50633_REG_LEDOUT, 0x3f, ++ intensity); ++ ++ if (intensity != 0 && old_intensity == 0) ++ reg_write(pcf, PCF50633_REG_LEDENA, ledena); ++ ++ return ret; ++} ++ ++static struct backlight_ops pcf50633bl_ops = { ++ .get_brightness = pcf50633bl_get_intensity, ++ .update_status = pcf50633bl_set_intensity, ++}; ++ ++/* ++ * Charger type ++ */ ++ ++static ssize_t show_charger_type(struct device *dev, ++ struct device_attribute *attr, char *buf) ++{ ++ struct i2c_client *client = to_i2c_client(dev); ++ struct pcf50633_data *pcf = i2c_get_clientdata(client); ++ static const char *names_charger_type[] = { ++ [CHARGER_TYPE_NONE] = "none", ++ [CHARGER_TYPE_HOSTUSB] = "host/500mA usb", ++ [CHARGER_TYPE_1A] = "charger 1A", ++ }; ++ static const char *names_charger_modes[] = { ++ [PCF50633_MBCC7_USB_1000mA] = "1A", ++ [PCF50633_MBCC7_USB_500mA] = "500mA", ++ [PCF50633_MBCC7_USB_100mA] = "100mA", ++ [PCF50633_MBCC7_USB_SUSPEND] = "suspend", ++ }; ++ int mode = reg_read(pcf, PCF50633_REG_MBCC7) & PCF56033_MBCC7_USB_MASK; ++ ++ return sprintf(buf, "%s mode %s\n", ++ names_charger_type[pcf->charger_type], ++ names_charger_modes[mode]); ++} ++ ++static DEVICE_ATTR(charger_type, 0444, show_charger_type, NULL); ++ ++/* ++ * Charger adc ++ */ ++ ++static ssize_t show_charger_adc(struct device *dev, ++ struct device_attribute *attr, char *buf) ++{ ++ struct i2c_client *client = to_i2c_client(dev); ++ struct pcf50633_data *pcf = i2c_get_clientdata(client); ++ ++ return sprintf(buf, "%d\n", pcf->charger_adc_result_raw); ++} ++ ++static DEVICE_ATTR(charger_adc, 0444, show_charger_adc, NULL); ++ ++/* ++ * Dump regs ++ */ ++ ++static ssize_t show_dump_regs(struct device *dev, struct device_attribute *attr, ++ char *buf) ++{ ++ struct i2c_client *client = to_i2c_client(dev); ++ struct pcf50633_data *pcf = i2c_get_clientdata(client); ++ u8 dump[16]; ++ int n, n1, idx = 0; ++ char *buf1 = buf; ++ static u8 address_no_read[] = { /* must be ascending */ ++ PCF50633_REG_INT1, ++ PCF50633_REG_INT2, ++ PCF50633_REG_INT3, ++ PCF50633_REG_INT4, ++ PCF50633_REG_INT5, ++ 0 /* terminator */ ++ }; ++ ++ for (n = 0; n < 256; n += sizeof(dump)) { ++ ++ for (n1 = 0; n1 < sizeof(dump); n1++) ++ if (n == address_no_read[idx]) { ++ idx++; ++ dump[n1] = 0x00; ++ } else ++ dump[n1] = reg_read(pcf, n + n1); ++ ++ hex_dump_to_buffer(dump, sizeof(dump), 16, 1, buf1, 128, 0); ++ buf1 += strlen(buf1); ++ *buf1++ = '\n'; ++ *buf1 = '\0'; ++ } ++ ++ return buf1 - buf; ++} ++ ++static DEVICE_ATTR(dump_regs, 0400, show_dump_regs, NULL); ++ ++ ++/*********************************************************************** ++ * Driver initialization ++ ***********************************************************************/ ++ ++#ifdef CONFIG_MACH_NEO1973_GTA02 ++/* We currently place those platform devices here to make sure the device ++ * suspend/resume order is correct */ ++static struct platform_device gta01_pm_gps_dev = { ++ .name = "neo1973-pm-gps", ++}; ++ ++static struct platform_device gta01_pm_bt_dev = { ++ .name = "neo1973-pm-bt", ++}; ++#endif ++ ++/* ++ * CARE! This table is modified at runtime! ++ */ ++static struct attribute *pcf_sysfs_entries[] = { ++ &dev_attr_voltage_auto.attr, ++ &dev_attr_voltage_down1.attr, ++ &dev_attr_voltage_down2.attr, ++ &dev_attr_voltage_memldo.attr, ++ &dev_attr_voltage_ldo1.attr, ++ &dev_attr_voltage_ldo2.attr, ++ &dev_attr_voltage_ldo3.attr, ++ &dev_attr_voltage_ldo4.attr, ++ &dev_attr_voltage_ldo5.attr, ++ &dev_attr_voltage_ldo6.attr, ++ &dev_attr_voltage_hcldo.attr, ++ &dev_attr_charger_type.attr, ++ &dev_attr_charger_adc.attr, ++ &dev_attr_dump_regs.attr, ++ NULL, /* going to add things at this point! */ ++ NULL, ++ NULL, ++ NULL, ++ NULL, ++ NULL, ++ NULL, ++}; ++ ++static struct attribute_group pcf_attr_group = { ++ .name = NULL, /* put in device directory */ ++ .attrs = pcf_sysfs_entries, ++}; ++ ++static void populate_sysfs_group(struct pcf50633_data *pcf) ++{ ++ int i = 0; ++ struct attribute **attr; ++ ++ for (attr = pcf_sysfs_entries; *attr; attr++) ++ i++; ++ ++ if (pcf->pdata->used_features & PCF50633_FEAT_MBC) { ++ pcf_sysfs_entries[i++] = &dev_attr_chgstate.attr; ++ pcf_sysfs_entries[i++] = &dev_attr_chgmode.attr; ++ pcf_sysfs_entries[i++] = &dev_attr_usb_curlim.attr; ++ } ++ ++ if (pcf->pdata->used_features & PCF50633_FEAT_CHGCUR) ++ pcf_sysfs_entries[i++] = &dev_attr_chgcur.attr; ++ ++ if (pcf->pdata->used_features & PCF50633_FEAT_BATVOLT) ++ pcf_sysfs_entries[i++] = &dev_attr_battvolt.attr; ++ ++ if (pcf->pdata->used_features & PCF50633_FEAT_BATTEMP) ++ pcf_sysfs_entries[i++] = &dev_attr_battemp.attr; ++ ++} ++ ++static int pcf50633_detect(struct i2c_adapter *adapter, int address, int kind) ++{ ++ struct i2c_client *new_client; ++ struct pcf50633_data *data; ++ int err = 0; ++ int irq; ++ ++ DEBUGP("entering\n"); ++ if (!pcf50633_pdev) { ++ printk(KERN_ERR "pcf50633: driver needs a platform_device!\n"); ++ return -EIO; ++ } ++ ++ irq = platform_get_irq(pcf50633_pdev, 0); ++ if (irq < 0) { ++ dev_err(&pcf50633_pdev->dev, "no irq in platform resources!\n"); ++ return -EIO; ++ } ++ ++ /* At the moment, we only support one PCF50633 in a system */ ++ if (pcf50633_global) { ++ dev_err(&pcf50633_pdev->dev, ++ "currently only one chip supported\n"); ++ return -EBUSY; ++ } ++ ++ if (!(data = kzalloc(sizeof(*data), GFP_KERNEL))) ++ return -ENOMEM; ++ ++ mutex_init(&data->lock); ++ mutex_init(&data->working_lock); ++ INIT_WORK(&data->work, pcf50633_work); ++ data->irq = irq; ++ data->working = 0; ++ data->onkey_seconds = -1; ++ data->pdata = pcf50633_pdev->dev.platform_data; ++ ++ new_client = &data->client; ++ i2c_set_clientdata(new_client, data); ++ new_client->addr = address; ++ new_client->adapter = adapter; ++ new_client->driver = &pcf50633_driver; ++ new_client->flags = 0; ++ strlcpy(new_client->name, "pcf50633", I2C_NAME_SIZE); ++ ++ /* now we try to detect the chip */ ++ ++ /* register with i2c core */ ++ if ((err = i2c_attach_client(new_client))) { ++ dev_err(&new_client->dev, ++ "error during i2c_attach_client()\n"); ++ goto exit_free; ++ } ++ ++ pcf50633_global = data; ++ ++ populate_sysfs_group(data); ++ ++ err = sysfs_create_group(&new_client->dev.kobj, &pcf_attr_group); ++ if (err) { ++ dev_err(&new_client->dev, "error creating sysfs group\n"); ++ goto exit_detach; ++ } ++ ++ /* create virtual charger 'device' */ ++ ++ /* register power off handler with core power management */ ++ pm_power_off = &pcf50633_go_standby; ++ ++ data->input_dev = input_allocate_device(); ++ if (!data->input_dev) ++ goto exit_sysfs; ++ ++ data->input_dev->name = "GTA02 PMU events"; ++ data->input_dev->phys = "FIXME"; ++ data->input_dev->id.bustype = BUS_I2C; ++ data->input_dev->cdev.dev = &new_client->dev; ++ ++ data->input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_PWR); ++ set_bit(KEY_POWER, data->input_dev->keybit); ++ set_bit(KEY_POWER2, data->input_dev->keybit); ++ set_bit(KEY_BATTERY, data->input_dev->keybit); ++ ++ err = input_register_device(data->input_dev); ++ if (err) ++ goto exit_sysfs; ++ ++ /* configure interrupt mask */ ++ reg_write(data, PCF50633_REG_INT1M, 0x00); /* we want SECOND to kick */ ++ reg_write(data, PCF50633_REG_INT2M, 0x00); ++ reg_write(data, PCF50633_REG_INT3M, 0x00); ++ reg_write(data, PCF50633_REG_INT4M, 0x00); ++ reg_write(data, PCF50633_REG_INT5M, 0x00); ++ ++ err = request_irq(irq, pcf50633_irq, IRQF_TRIGGER_FALLING, ++ "pcf50633", data); ++ if (err < 0) ++ goto exit_input; ++ ++ if (enable_irq_wake(irq) < 0) ++ dev_err(&new_client->dev, "IRQ %u cannot be enabled as wake-up" ++ "source in this hardware revision!", irq); ++ ++ if (data->pdata->used_features & PCF50633_FEAT_RTC) { ++ data->rtc = rtc_device_register("pcf50633", &new_client->dev, ++ &pcf50633_rtc_ops, THIS_MODULE); ++ if (IS_ERR(data->rtc)) { ++ err = PTR_ERR(data->rtc); ++ goto exit_irq; ++ } ++ } ++ ++ if (data->pdata->used_features & PCF50633_FEAT_PWM_BL) { ++ data->backlight = backlight_device_register("pcf50633-bl", ++ &new_client->dev, ++ data, ++ &pcf50633bl_ops); ++ if (!data->backlight) ++ goto exit_rtc; ++ /* FIXME: are we sure we want default == off? */ ++ data->backlight->props.max_brightness = 0x3f; ++ data->backlight->props.power = FB_BLANK_UNBLANK; ++ data->backlight->props.fb_blank = FB_BLANK_UNBLANK; ++ data->backlight->props.brightness = ++ data->backlight->props.max_brightness; ++ backlight_update_status(data->backlight); ++ } ++ ++ apm_get_power_status = pcf50633_get_power_status; ++ ++#ifdef CONFIG_MACH_NEO1973_GTA02 ++ if (machine_is_neo1973_gta02()) { ++ gta01_pm_gps_dev.dev.parent = &new_client->dev; ++ gta01_pm_bt_dev.dev.parent = &new_client->dev; ++ platform_device_register(>a01_pm_bt_dev); ++ platform_device_register(>a01_pm_gps_dev); ++ } ++#endif ++ ++ return 0; ++exit_rtc: ++ if (data->pdata->used_features & PCF50633_FEAT_RTC) ++ rtc_device_unregister(pcf50633_global->rtc); ++exit_irq: ++ free_irq(pcf50633_global->irq, pcf50633_global); ++exit_input: ++ input_unregister_device(data->input_dev); ++exit_sysfs: ++ pm_power_off = NULL; ++ sysfs_remove_group(&new_client->dev.kobj, &pcf_attr_group); ++exit_detach: ++ i2c_detach_client(new_client); ++exit_free: ++ kfree(data); ++ pcf50633_global = NULL; ++ return err; ++} ++ ++static int pcf50633_attach_adapter(struct i2c_adapter *adapter) ++{ ++ DEBUGP("entering, calling i2c_probe\n"); ++ return i2c_probe(adapter, &addr_data, &pcf50633_detect); ++} ++ ++static int pcf50633_detach_client(struct i2c_client *client) ++{ ++ struct pcf50633_data *pcf = i2c_get_clientdata(client); ++ ++ DEBUGP("entering\n"); ++ ++ apm_get_power_status = NULL; ++ ++ free_irq(pcf->irq, pcf); ++ ++ input_unregister_device(pcf->input_dev); ++ ++ if (pcf->pdata->used_features & PCF50633_FEAT_PWM_BL) ++ backlight_device_unregister(pcf->backlight); ++ ++ if (pcf->pdata->used_features & PCF50633_FEAT_RTC) ++ rtc_device_unregister(pcf->rtc); ++ ++#ifdef CONFIG_MACH_NEO1973_GTA02 ++ if (machine_is_neo1973_gta02()) { ++ platform_device_unregister(>a01_pm_bt_dev); ++ platform_device_unregister(>a01_pm_gps_dev); ++ } ++#endif ++ ++ sysfs_remove_group(&client->dev.kobj, &pcf_attr_group); ++ ++ pm_power_off = NULL; ++ ++ kfree(pcf); ++ ++ return 0; ++} ++ ++#ifdef CONFIG_PM ++#define INT1M_RESUMERS (PCF50633_INT1_ADPINS | \ ++ PCF50633_INT1_ADPREM | \ ++ PCF50633_INT1_USBINS | \ ++ PCF50633_INT1_USBREM | \ ++ PCF50633_INT1_ALARM) ++#define INT2M_RESUMERS (PCF50633_INT2_ONKEYF) ++#define INT3M_RESUMERS (PCF50633_INT3_BATFULL | \ ++ PCF50633_INT3_CHGHALT | \ ++ PCF50633_INT3_THLIMON | \ ++ PCF50633_INT3_THLIMOFF | \ ++ PCF50633_INT3_USBLIMON | \ ++ PCF50633_INT3_USBLIMOFF | \ ++ PCF50633_INT3_ONKEY1S) ++#define INT4M_RESUMERS (PCF50633_INT4_LOWSYS | \ ++ PCF50633_INT4_LOWBAT | \ ++ PCF50633_INT4_HIGHTMP) ++#define INT5M_RESUMERS (0) ++ ++static int pcf50633_suspend(struct device *dev, pm_message_t state) ++{ ++ struct i2c_client *client = to_i2c_client(dev); ++ struct pcf50633_data *pcf = i2c_get_clientdata(client); ++ int i; ++ ++ /* The general idea is to power down all unused power supplies, ++ * and then mask all PCF50606 interrup sources but EXTONR, ONKEYF ++ * and ALARM */ ++ ++ mutex_lock(&pcf->lock); ++ ++ /* Save all registers that don't "survive" standby state */ ++ pcf->standby_regs.ooctim2 = __reg_read(pcf, PCF50633_REG_OOCTIM2); ++ pcf->standby_regs.autoout = __reg_read(pcf, PCF50633_REG_AUTOOUT); ++ pcf->standby_regs.autoena = __reg_read(pcf, PCF50633_REG_AUTOENA); ++ pcf->standby_regs.automxc = __reg_read(pcf, PCF50633_REG_AUTOMXC); ++ pcf->standby_regs.down1out = __reg_read(pcf, PCF50633_REG_DOWN1OUT); ++ pcf->standby_regs.down1mxc = __reg_read(pcf, PCF50633_REG_DOWN1MXC); ++ pcf->standby_regs.down2out = __reg_read(pcf, PCF50633_REG_DOWN2OUT); ++ pcf->standby_regs.down2ena = __reg_read(pcf, PCF50633_REG_DOWN2ENA); ++ pcf->standby_regs.memldoout = __reg_read(pcf, PCF50633_REG_MEMLDOOUT); ++ pcf->standby_regs.memldoena = __reg_read(pcf, PCF50633_REG_MEMLDOENA); ++ pcf->standby_regs.ledout = __reg_read(pcf, PCF50633_REG_LEDOUT); ++ pcf->standby_regs.ledena = __reg_read(pcf, PCF50633_REG_LEDENA); ++ pcf->standby_regs.leddim = __reg_read(pcf, PCF50633_REG_LEDDIM); ++ /* FIXME: one big read? */ ++ for (i = 0; i < 7; i++) { ++ u_int8_t reg_out = PCF50633_REG_LDO1OUT + 2*i; ++ pcf->standby_regs.ldo[i].out = __reg_read(pcf, reg_out); ++ pcf->standby_regs.ldo[i].ena = __reg_read(pcf, reg_out+1); ++ } ++ ++ /* switch off power supplies that are not needed during suspend */ ++ for (i = 0; i < __NUM_PCF50633_REGULATORS; i++) { ++ if (!(pcf->pdata->rails[i].flags & PMU_VRAIL_F_SUSPEND_ON)) { ++ u_int8_t tmp; ++ ++ DEBUGP("disabling pcf50633 regulator %u\n", i); ++ /* we cannot use pcf50633_onoff_set() because we're ++ * already under the mutex */ ++ tmp = __reg_read(pcf, regulator_registers[i]+1); ++ tmp &= 0xfe; ++ __reg_write(pcf, regulator_registers[i]+1, tmp); ++ } ++ } ++ ++ pcf->standby_regs.int1m = __reg_read(pcf, PCF50633_REG_INT1M); ++ pcf->standby_regs.int2m = __reg_read(pcf, PCF50633_REG_INT2M); ++ pcf->standby_regs.int3m = __reg_read(pcf, PCF50633_REG_INT3M); ++ pcf->standby_regs.int4m = __reg_read(pcf, PCF50633_REG_INT4M); ++ pcf->standby_regs.int5m = __reg_read(pcf, PCF50633_REG_INT5M); ++ __reg_write(pcf, PCF50633_REG_INT1M, ~INT1M_RESUMERS & 0xff); ++ __reg_write(pcf, PCF50633_REG_INT2M, ~INT2M_RESUMERS & 0xff); ++ __reg_write(pcf, PCF50633_REG_INT3M, ~INT3M_RESUMERS & 0xff); ++ __reg_write(pcf, PCF50633_REG_INT4M, ~INT4M_RESUMERS & 0xff); ++ __reg_write(pcf, PCF50633_REG_INT5M, ~INT5M_RESUMERS & 0xff); ++ ++ mutex_unlock(&pcf->lock); ++ ++ return 0; ++} ++ ++static int pcf50633_resume(struct device *dev) ++{ ++ struct i2c_client *client = to_i2c_client(dev); ++ struct pcf50633_data *pcf = i2c_get_clientdata(client); ++ int i; ++ ++ mutex_lock(&pcf->lock); ++ ++ /* Resume all saved registers that don't "survive" standby state */ ++ __reg_write(pcf, PCF50633_REG_INT1M, pcf->standby_regs.int1m); ++ __reg_write(pcf, PCF50633_REG_INT2M, pcf->standby_regs.int2m); ++ __reg_write(pcf, PCF50633_REG_INT3M, pcf->standby_regs.int3m); ++ __reg_write(pcf, PCF50633_REG_INT4M, pcf->standby_regs.int4m); ++ __reg_write(pcf, PCF50633_REG_INT5M, pcf->standby_regs.int5m); ++ ++ __reg_write(pcf, PCF50633_REG_OOCTIM2, pcf->standby_regs.ooctim2); ++ __reg_write(pcf, PCF50633_REG_AUTOOUT, pcf->standby_regs.autoout); ++ __reg_write(pcf, PCF50633_REG_AUTOMXC, pcf->standby_regs.automxc); ++ __reg_write(pcf, PCF50633_REG_DOWN1OUT, pcf->standby_regs.down1out); ++ __reg_write(pcf, PCF50633_REG_DOWN1MXC, pcf->standby_regs.down1mxc); ++ __reg_write(pcf, PCF50633_REG_DOWN2OUT, pcf->standby_regs.down2out); ++ __reg_write(pcf, PCF50633_REG_DOWN2ENA, pcf->standby_regs.down2ena); ++ __reg_write(pcf, PCF50633_REG_MEMLDOOUT, pcf->standby_regs.memldoout); ++ __reg_write(pcf, PCF50633_REG_MEMLDOENA, pcf->standby_regs.memldoena); ++ __reg_write(pcf, PCF50633_REG_LEDOUT, pcf->standby_regs.ledout); ++ __reg_write(pcf, PCF50633_REG_LEDENA, pcf->standby_regs.ledena); ++ __reg_write(pcf, PCF50633_REG_LEDDIM, pcf->standby_regs.leddim); ++ /* FIXME: one big read? */ ++ for (i = 0; i < 7; i++) { ++ u_int8_t reg_out = PCF50633_REG_LDO1OUT + 2*i; ++ __reg_write(pcf, reg_out, pcf->standby_regs.ldo[i].out); ++ __reg_write(pcf, reg_out+1, pcf->standby_regs.ldo[i].ena); ++ } ++ ++ mutex_unlock(&pcf->lock); ++ ++ pcf50633_irq(pcf->irq, pcf); ++ ++ return 0; ++} ++#else ++#define pcf50633_suspend NULL ++#define pcf50633_resume NULL ++#endif ++ ++static struct i2c_driver pcf50633_driver = { ++ .driver = { ++ .name = "pcf50633", ++ .suspend= pcf50633_suspend, ++ .resume = pcf50633_resume, ++ }, ++ .id = I2C_DRIVERID_PCF50633, ++ .attach_adapter = pcf50633_attach_adapter, ++ .detach_client = pcf50633_detach_client, ++}; ++ ++/* platform driver, since i2c devices don't have platform_data */ ++static int __init pcf50633_plat_probe(struct platform_device *pdev) ++{ ++ struct pcf50633_platform_data *pdata = pdev->dev.platform_data; ++ ++ if (!pdata) ++ return -ENODEV; ++ ++ pcf50633_pdev = pdev; ++ ++ return 0; ++} ++ ++static int pcf50633_plat_remove(struct platform_device *pdev) ++{ ++ return 0; ++} ++ ++static struct platform_driver pcf50633_plat_driver = { ++ .probe = pcf50633_plat_probe, ++ .remove = pcf50633_plat_remove, ++ .driver = { ++ .owner = THIS_MODULE, ++ .name = "pcf50633", ++ }, ++}; ++ ++static int __init pcf50633_init(void) ++{ ++ int rc; ++ ++ if (!(rc = platform_driver_register(&pcf50633_plat_driver))) ++ rc = i2c_add_driver(&pcf50633_driver); ++ ++ return rc; ++} ++ ++static void pcf50633_exit(void) ++{ ++ i2c_del_driver(&pcf50633_driver); ++ platform_driver_unregister(&pcf50633_plat_driver); ++} ++ ++MODULE_DESCRIPTION("I2C chip driver for NXP PCF50633 power management unit"); ++MODULE_AUTHOR("Harald Welte "); ++MODULE_LICENSE("GPL"); ++ ++module_init(pcf50633_init); ++module_exit(pcf50633_exit); +diff --git a/drivers/i2c/chips/pcf50633.h b/drivers/i2c/chips/pcf50633.h +new file mode 100644 +index 0000000..9aad206 +--- /dev/null ++++ b/drivers/i2c/chips/pcf50633.h +@@ -0,0 +1,402 @@ ++#ifndef _PCF50633_H ++#define _PCF50633_H ++ ++/* Philips PCF50633 Power Managemnt Unit (PMU) driver ++ * (C) 2006-2007 by OpenMoko, Inc. ++ * Author: Harald Welte ++ * ++ */ ++ ++enum pfc50633_regs { ++ PCF50633_REG_VERSION = 0x00, ++ PCF50633_REG_VARIANT = 0x01, ++ PCF50633_REG_INT1 = 0x02, /* Interrupt Status */ ++ PCF50633_REG_INT2 = 0x03, /* Interrupt Status */ ++ PCF50633_REG_INT3 = 0x04, /* Interrupt Status */ ++ PCF50633_REG_INT4 = 0x05, /* Interrupt Status */ ++ PCF50633_REG_INT5 = 0x06, /* Interrupt Status */ ++ PCF50633_REG_INT1M = 0x07, /* Interrupt Mask */ ++ PCF50633_REG_INT2M = 0x08, /* Interrupt Mask */ ++ PCF50633_REG_INT3M = 0x09, /* Interrupt Mask */ ++ PCF50633_REG_INT4M = 0x0a, /* Interrupt Mask */ ++ PCF50633_REG_INT5M = 0x0b, /* Interrupt Mask */ ++ PCF50633_REG_OOCSHDWN = 0x0c, ++ PCF50633_REG_OOCWAKE = 0x0d, ++ PCF50633_REG_OOCTIM1 = 0x0e, ++ PCF50633_REG_OOCTIM2 = 0x0f, ++ PCF50633_REG_OOCMODE = 0x10, ++ PCF50633_REG_OOCCTL = 0x11, ++ PCF50633_REG_OOCSTAT = 0x12, ++ PCF50633_REG_GPIOCTL = 0x13, ++ PCF50633_REG_GPIO1CFG = 0x14, ++ PCF50633_REG_GPIO2CFG = 0x15, ++ PCF50633_REG_GPIO3CFG = 0x16, ++ PCF50633_REG_GPOCFG = 0x17, ++ PCF50633_REG_BVMCTL = 0x18, ++ PCF50633_REG_SVMCTL = 0x19, ++ PCF50633_REG_AUTOOUT = 0x1a, ++ PCF50633_REG_AUTOENA = 0x1b, ++ PCF50633_REG_AUTOCTL = 0x1c, ++ PCF50633_REG_AUTOMXC = 0x1d, ++ PCF50633_REG_DOWN1OUT = 0x1e, ++ PCF50633_REG_DOWN1ENA = 0x1f, ++ PCF50633_REG_DOWN1CTL = 0x20, ++ PCF50633_REG_DOWN1MXC = 0x21, ++ PCF50633_REG_DOWN2OUT = 0x22, ++ PCF50633_REG_DOWN2ENA = 0x23, ++ PCF50633_REG_DOWN2CTL = 0x24, ++ PCF50633_REG_DOWN2MXC = 0x25, ++ PCF50633_REG_MEMLDOOUT = 0x26, ++ PCF50633_REG_MEMLDOENA = 0x27, ++ PCF50633_REG_LEDOUT = 0x28, ++ PCF50633_REG_LEDENA = 0x29, ++ PCF50633_REG_LEDCTL = 0x2a, ++ PCF50633_REG_LEDDIM = 0x2b, ++ /* reserved */ ++ PCF50633_REG_LDO1OUT = 0x2d, ++ PCF50633_REG_LDO1ENA = 0x2e, ++ PCF50633_REG_LDO2OUT = 0x2f, ++ PCF50633_REG_LDO2ENA = 0x30, ++ PCF50633_REG_LDO3OUT = 0x31, ++ PCF50633_REG_LDO3ENA = 0x32, ++ PCF50633_REG_LDO4OUT = 0x33, ++ PCF50633_REG_LDO4ENA = 0x34, ++ PCF50633_REG_LDO5OUT = 0x35, ++ PCF50633_REG_LDO5ENA = 0x36, ++ PCF50633_REG_LDO6OUT = 0x37, ++ PCF50633_REG_LDO6ENA = 0x38, ++ PCF50633_REG_HCLDOOUT = 0x39, ++ PCF50633_REG_HCLDOENA = 0x3a, ++ PCF50633_REG_STBYCTL1 = 0x3b, ++ PCF50633_REG_STBYCTL2 = 0x3c, ++ PCF50633_REG_DEBPF1 = 0x3d, ++ PCF50633_REG_DEBPF2 = 0x3e, ++ PCF50633_REG_DEBPF3 = 0x3f, ++ PCF50633_REG_HCLDOOVL = 0x40, ++ PCF50633_REG_DCDCSTAT = 0x41, ++ PCF50633_REG_LDOSTAT = 0x42, ++ PCF50633_REG_MBCC1 = 0x43, ++ PCF50633_REG_MBCC2 = 0x44, ++ PCF50633_REG_MBCC3 = 0x45, ++ PCF50633_REG_MBCC4 = 0x46, ++ PCF50633_REG_MBCC5 = 0x47, ++ PCF50633_REG_MBCC6 = 0x48, ++ PCF50633_REG_MBCC7 = 0x49, ++ PCF50633_REG_MBCC8 = 0x4a, ++ PCF50633_REG_MBCS1 = 0x4b, ++ PCF50633_REG_MBCS2 = 0x4c, ++ PCF50633_REG_MBCS3 = 0x4d, ++ PCF50633_REG_BBCCTL = 0x4e, ++ PCF50633_REG_ALMGAIN = 0x4f, ++ PCF50633_REG_ALMDATA = 0x50, ++ /* reserved */ ++ PCF50633_REG_ADCC3 = 0x52, ++ PCF50633_REG_ADCC2 = 0x53, ++ PCF50633_REG_ADCC1 = 0x54, ++ PCF50633_REG_ADCS1 = 0x55, ++ PCF50633_REG_ADCS2 = 0x56, ++ PCF50633_REG_ADCS3 = 0x57, ++ /* reserved */ ++ PCF50633_REG_RTCSC = 0x59, /* Second */ ++ PCF50633_REG_RTCMN = 0x5a, /* Minute */ ++ PCF50633_REG_RTCHR = 0x5b, /* Hour */ ++ PCF50633_REG_RTCWD = 0x5c, /* Weekday */ ++ PCF50633_REG_RTCDT = 0x5d, /* Day */ ++ PCF50633_REG_RTCMT = 0x5e, /* Month */ ++ PCF50633_REG_RTCYR = 0x5f, /* Year */ ++ PCF50633_REG_RTCSCA = 0x60, /* Alarm Second */ ++ PCF50633_REG_RTCMNA = 0x61, /* Alarm Minute */ ++ PCF50633_REG_RTCHRA = 0x62, /* Alarm Hour */ ++ PCF50633_REG_RTCWDA = 0x63, /* Alarm Weekday */ ++ PCF50633_REG_RTCDTA = 0x64, /* Alarm Day */ ++ PCF50633_REG_RTCMTA = 0x65, /* Alarm Month */ ++ PCF50633_REG_RTCYRA = 0x66, /* Alarm Year */ ++ ++ PCF50633_REG_MEMBYTE0 = 0x67, ++ PCF50633_REG_MEMBYTE1 = 0x68, ++ PCF50633_REG_MEMBYTE2 = 0x69, ++ PCF50633_REG_MEMBYTE3 = 0x6a, ++ PCF50633_REG_MEMBYTE4 = 0x6b, ++ PCF50633_REG_MEMBYTE5 = 0x6c, ++ PCF50633_REG_MEMBYTE6 = 0x6d, ++ PCF50633_REG_MEMBYTE7 = 0x6e, ++ /* reserved */ ++ PCF50633_REG_DCDCPFM = 0x84, ++ __NUM_PCF50633_REGS ++}; ++ ++enum pcf50633_reg_int1 { ++ PCF50633_INT1_ADPINS = 0x01, /* Adapter inserted */ ++ PCF50633_INT1_ADPREM = 0x02, /* Adapter removed */ ++ PCF50633_INT1_USBINS = 0x04, /* USB inserted */ ++ PCF50633_INT1_USBREM = 0x08, /* USB removed */ ++ /* reserved */ ++ PCF50633_INT1_ALARM = 0x40, /* RTC alarm time is reached */ ++ PCF50633_INT1_SECOND = 0x80, /* RTC periodic second interrupt */ ++}; ++ ++enum pcf50633_reg_int2 { ++ PCF50633_INT2_ONKEYR = 0x01, /* ONKEY rising edge */ ++ PCF50633_INT2_ONKEYF = 0x02, /* ONKEY falling edge */ ++ PCF50633_INT2_EXTON1R = 0x04, /* EXTON1 rising edge */ ++ PCF50633_INT2_EXTON1F = 0x08, /* EXTON1 falling edge */ ++ PCF50633_INT2_EXTON2R = 0x10, /* EXTON2 rising edge */ ++ PCF50633_INT2_EXTON2F = 0x20, /* EXTON2 falling edge */ ++ PCF50633_INT2_EXTON3R = 0x40, /* EXTON3 rising edge */ ++ PCF50633_INT2_EXTON3F = 0x80, /* EXTON3 falling edge */ ++}; ++ ++enum pcf50633_reg_int3 { ++ PCF50633_INT3_BATFULL = 0x01, /* Battery full */ ++ PCF50633_INT3_CHGHALT = 0x02, /* Charger halt */ ++ PCF50633_INT3_THLIMON = 0x04, ++ PCF50633_INT3_THLIMOFF = 0x08, ++ PCF50633_INT3_USBLIMON = 0x10, ++ PCF50633_INT3_USBLIMOFF = 0x20, ++ PCF50633_INT3_ADCRDY = 0x40, /* ADC conversion finished */ ++ PCF50633_INT3_ONKEY1S = 0x80, /* ONKEY pressed 1 second */ ++}; ++ ++enum pcf50633_reg_int4 { ++ PCF50633_INT4_LOWSYS = 0x01, ++ PCF50633_INT4_LOWBAT = 0x02, ++ PCF50633_INT4_HIGHTMP = 0x04, ++ PCF50633_INT4_AUTOPWRFAIL = 0x08, ++ PCF50633_INT4_DWN1PWRFAIL = 0x10, ++ PCF50633_INT4_DWN2PWRFAIL = 0x20, ++ PCF50633_INT4_LEDPWRFAIL = 0x40, ++ PCF50633_INT4_LEDOVP = 0x80, ++}; ++ ++enum pcf50633_reg_int5 { ++ PCF50633_INT5_LDO1PWRFAIL = 0x01, ++ PCF50633_INT5_LDO2PWRFAIL = 0x02, ++ PCF50633_INT5_LDO3PWRFAIL = 0x04, ++ PCF50633_INT5_LDO4PWRFAIL = 0x08, ++ PCF50633_INT5_LDO5PWRFAIL = 0x10, ++ PCF50633_INT5_LDO6PWRFAIL = 0x20, ++ PCF50633_INT5_HCLDOPWRFAIL = 0x40, ++ PCF50633_INT5_HCLDOOVL = 0x80, ++}; ++ ++enum pcf50633_reg_oocshdwn { ++ PCF50633_OOCSHDWN_GOSTDBY = 0x01, ++ PCF50633_OOCSHDWN_TOTRST = 0x04, ++ PCF50633_OOCSHDWN_COLDBOOT = 0x08, ++}; ++ ++enum pcf50633_reg_oocwake { ++ PCF50633_OOCWAKE_ONKEY = 0x01, ++ PCF50633_OOCWAKE_EXTON1 = 0x02, ++ PCF50633_OOCWAKE_EXTON2 = 0x04, ++ PCF50633_OOCWAKE_EXTON3 = 0x08, ++ PCF50633_OOCWAKE_RTC = 0x10, ++ /* reserved */ ++ PCF50633_OOCWAKE_USB = 0x40, ++ PCF50633_OOCWAKE_ADP = 0x80, ++}; ++ ++enum pcf50633_reg_mbcc1 { ++ PCF50633_MBCC1_CHGENA = 0x01, /* Charger enable */ ++ PCF50633_MBCC1_AUTOSTOP = 0x02, ++ PCF50633_MBCC1_AUTORES = 0x04, /* automatic resume */ ++ PCF50633_MBCC1_RESUME = 0x08, /* explicit resume cmd */ ++ PCF50633_MBCC1_RESTART = 0x10, /* restart charging */ ++ PCF50633_MBCC1_PREWDTIME_60M = 0x20, /* max. precharging time */ ++ PCF50633_MBCC1_WDTIME_1H = 0x00, ++ PCF50633_MBCC1_WDTIME_2H = 0x40, ++ PCF50633_MBCC1_WDTIME_4H = 0x80, ++ PCF50633_MBCC1_WDTIME_6H = 0xc0, ++}; ++#define PCF50633_MBCC1_WDTIME_MASK 0xc0 ++ ++enum pcf50633_reg_mbcc2 { ++ PCF50633_MBCC2_VBATCOND_2V7 = 0x00, ++ PCF50633_MBCC2_VBATCOND_2V85 = 0x01, ++ PCF50633_MBCC2_VBATCOND_3V0 = 0x02, ++ PCF50633_MBCC2_VBATCOND_3V15 = 0x03, ++ PCF50633_MBCC2_VMAX_4V = 0x00, ++ PCF50633_MBCC2_VMAX_4V20 = 0x28, ++ PCF50633_MBCC2_VRESDEBTIME_64S = 0x80, /* debounce time (32/64sec) */ ++}; ++#define PCF50633_MBCC2_VBATCOND_MASK 0x03 ++#define PCF50633_MBCC2_VMAX_MASK 0x3c ++ ++enum pcf50633_reg_adcc1 { ++ PCF50633_ADCC1_ADCSTART = 0x01, ++ PCF50633_ADCC1_RES_10BIT = 0x02, ++ PCF50633_ADCC1_AVERAGE_NO = 0x00, ++ PCF50633_ADCC1_AVERAGE_4 = 0x04, ++ PCF50633_ADCC1_AVERAGE_8 = 0x08, ++ PCF50633_ADCC1_AVERAGE_16 = 0x0c, ++ ++ PCF50633_ADCC1_MUX_BATSNS_RES = 0x00, ++ PCF50633_ADCC1_MUX_BATSNS_SUBTR = 0x10, ++ PCF50633_ADCC1_MUX_ADCIN2_RES = 0x20, ++ PCF50633_ADCC1_MUX_ADCIN2_SUBTR = 0x30, ++ PCF50633_ADCC1_MUX_BATTEMP = 0x60, ++ PCF50633_ADCC1_MUX_ADCIN1 = 0x70, ++}; ++#define PCF50633_ADCC1_AVERAGE_MASK 0x0c ++#define PCF50633_ADCC1_ADCMUX_MASK 0xf0 ++ ++enum pcf50633_reg_adcc2 { ++ PCF50633_ADCC2_RATIO_NONE = 0x00, ++ PCF50633_ADCC2_RATIO_BATTEMP = 0x01, ++ PCF50633_ADCC2_RATIO_ADCIN1 = 0x02, ++ PCF50633_ADCC2_RATIO_BOTH = 0x03, ++ PCF50633_ADCC2_RATIOSETTL_100US = 0x04, ++}; ++#define PCF50633_ADCC2_RATIO_MASK 0x03 ++ ++enum pcf50633_reg_adcc3 { ++ PCF50633_ADCC3_ACCSW_EN = 0x01, ++ PCF50633_ADCC3_NTCSW_EN = 0x04, ++ PCF50633_ADCC3_RES_DIV_TWO = 0x10, ++ PCF50633_ADCC3_RES_DIV_THREE = 0x00, ++}; ++ ++enum pcf50633_reg_adcs3 { ++ PCF50633_ADCS3_REF_NTCSW = 0x00, ++ PCF50633_ADCS3_REF_ACCSW = 0x10, ++ PCF50633_ADCS3_REF_2V0 = 0x20, ++ PCF50633_ADCS3_REF_VISA = 0x30, ++ PCF50633_ADCS3_REF_2V0_2 = 0x70, ++ PCF50633_ADCS3_ADCRDY = 0x80, ++}; ++#define PCF50633_ADCS3_ADCDAT1L_MASK 0x03 ++#define PCF50633_ADCS3_ADCDAT2L_MASK 0x0c ++#define PCF50633_ADCS3_ADCDAT2L_SHIFT 2 ++#define PCF50633_ASCS3_REF_MASK 0x70 ++ ++enum pcf50633_regulator_enable { ++ PCF50633_REGULATOR_ON = 0x01, ++ PCF50633_REGULATOR_ON_GPIO1 = 0x02, ++ PCF50633_REGULATOR_ON_GPIO2 = 0x04, ++ PCF50633_REGULATOR_ON_GPIO3 = 0x08, ++}; ++#define PCF50633_REGULATOR_ON_MASK 0x0f ++ ++enum pcf50633_regulator_phase { ++ PCF50633_REGULATOR_ACTPH1 = 0x00, ++ PCF50633_REGULATOR_ACTPH2 = 0x10, ++ PCF50633_REGULATOR_ACTPH3 = 0x20, ++ PCF50633_REGULATOR_ACTPH4 = 0x30, ++}; ++#define PCF50633_REGULATOR_ACTPH_MASK 0x30 ++ ++enum pcf50633_reg_gpocfg { ++ PCF50633_GPOCFG_GPOSEL_0 = 0x00, ++ PCF50633_GPOCFG_GPOSEL_LED_NFET = 0x01, ++ PCF50633_GPOCFG_GPOSEL_SYSxOK = 0x02, ++ PCF50633_GPOCFG_GPOSEL_CLK32K = 0x03, ++ PCF50633_GPOCFG_GPOSEL_ADAPUSB = 0x04, ++ PCF50633_GPOCFG_GPOSEL_USBxOK = 0x05, ++ PCF50633_GPOCFG_GPOSEL_ACTPH4 = 0x06, ++ PCF50633_GPOCFG_GPOSEL_1 = 0x07, ++ PCF50633_GPOCFG_GPOSEL_INVERSE = 0x08, ++}; ++#define PCF50633_GPOCFG_GPOSEL_MASK 0x07 ++ ++#if 0 ++enum pcf50633_reg_mbcc1 { ++ PCF50633_MBCC1_CHGENA = 0x01, ++ PCF50633_MBCC1_AUTOSTOP = 0x02, ++ PCF50633_MBCC1_AUTORES = 0x04, ++ PCF50633_MBCC1_RESUME = 0x08, ++ PCF50633_MBCC1_RESTART = 0x10, ++ PCF50633_MBCC1_PREWDTIME_30MIN = 0x00, ++ PCF50633_MBCC1_PREWDTIME_60MIN = 0x20, ++ PCF50633_MBCC1_WDTIME_2HRS = 0x40, ++ PCF50633_MBCC1_WDTIME_4HRS = 0x80, ++ PCF50633_MBCC1_WDTIME_6HRS = 0xc0, ++}; ++ ++enum pcf50633_reg_mbcc2 { ++ PCF50633_MBCC2_VBATCOND_2V7 = 0x00, ++ PCF50633_MBCC2_VBATCOND_2V85 = 0x01, ++ PCF50633_MBCC2_VBATCOND_3V0 = 0x02, ++ PCF50633_MBCC2_VBATCOND_3V15 = 0x03, ++ PCF50633_MBCC2_VRESDEBTIME_64S = 0x80, ++}; ++#define PCF50633_MBCC2_VMAX_MASK 0x3c ++#endif ++ ++enum pcf50633_reg_mbcc7 { ++ PCF50633_MBCC7_USB_100mA = 0x00, ++ PCF50633_MBCC7_USB_500mA = 0x01, ++ PCF50633_MBCC7_USB_1000mA = 0x02, ++ PCF50633_MBCC7_USB_SUSPEND = 0x03, ++ PCF50633_MBCC7_BATTEMP_EN = 0x04, ++ PCF50633_MBCC7_BATSYSIMAX_1A6 = 0x00, ++ PCF50633_MBCC7_BATSYSIMAX_1A8 = 0x40, ++ PCF50633_MBCC7_BATSYSIMAX_2A0 = 0x80, ++ PCF50633_MBCC7_BATSYSIMAX_2A2 = 0xc0, ++}; ++#define PCF56033_MBCC7_USB_MASK 0x03 ++ ++enum pcf50633_reg_mbcc8 { ++ PCF50633_MBCC8_USBENASUS = 0x10, ++}; ++ ++enum pcf50633_reg_mbcs1 { ++ PCF50633_MBCS1_USBPRES = 0x01, ++ PCF50633_MBCS1_USBOK = 0x02, ++ PCF50633_MBCS1_ADAPTPRES = 0x04, ++ PCF50633_MBCS1_ADAPTOK = 0x08, ++ PCF50633_MBCS1_TBAT_OK = 0x00, ++ PCF50633_MBCS1_TBAT_ABOVE = 0x10, ++ PCF50633_MBCS1_TBAT_BELOW = 0x20, ++ PCF50633_MBCS1_TBAT_UNDEF = 0x30, ++ PCF50633_MBCS1_PREWDTEXP = 0x40, ++ PCF50633_MBCS1_WDTEXP = 0x80, ++}; ++ ++enum pcf50633_reg_mbcs2_mbcmod { ++ PCF50633_MBCS2_MBC_PLAY = 0x00, ++ PCF50633_MBCS2_MBC_USB_PRE = 0x01, ++ PCF50633_MBCS2_MBC_USB_PRE_WAIT = 0x02, ++ PCF50633_MBCS2_MBC_USB_FAST = 0x03, ++ PCF50633_MBCS2_MBC_USB_FAST_WAIT= 0x04, ++ PCF50633_MBCS2_MBC_USB_SUSPEND = 0x05, ++ PCF50633_MBCS2_MBC_ADP_PRE = 0x06, ++ PCF50633_MBCS2_MBC_ADP_PRE_WAIT = 0x07, ++ PCF50633_MBCS2_MBC_ADP_FAST = 0x08, ++ PCF50633_MBCS2_MBC_ADP_FAST_WAIT= 0x09, ++ PCF50633_MBCS2_MBC_BAT_FULL = 0x0a, ++ PCF50633_MBCS2_MBC_HALT = 0x0b, ++}; ++#define PCF50633_MBCS2_MBC_MASK 0x0f ++enum pcf50633_reg_mbcs2_chgstat { ++ PCF50633_MBCS2_CHGS_NONE = 0x00, ++ PCF50633_MBCS2_CHGS_ADAPTER = 0x10, ++ PCF50633_MBCS2_CHGS_USB = 0x20, ++ PCF50633_MBCS2_CHGS_BOTH = 0x30, ++}; ++#define PCF50633_MBCS2_RESSTAT_AUTO 0x40 ++ ++enum pcf50633_reg_mbcs3 { ++ PCF50633_MBCS3_USBLIM_PLAY = 0x01, ++ PCF50633_MBCS3_USBLIM_CGH = 0x02, ++ PCF50633_MBCS3_TLIM_PLAY = 0x04, ++ PCF50633_MBCS3_TLIM_CHG = 0x08, ++ PCF50633_MBCS3_ILIM = 0x10, /* 1: Ibat > Icutoff */ ++ PCF50633_MBCS3_VLIM = 0x20, /* 1: Vbat == Vmax */ ++ PCF50633_MBCS3_VBATSTAT = 0x40, /* 1: Vbat > Vbatcond */ ++ PCF50633_MBCS3_VRES = 0x80, /* 1: Vbat > Vth(RES) */ ++}; ++ ++/* this is to be provided by the board implementation */ ++extern const u_int8_t pcf50633_initial_regs[__NUM_PCF50633_REGS]; ++ ++void pcf50633_reg_write(u_int8_t reg, u_int8_t val); ++ ++u_int8_t pcf50633_reg_read(u_int8_t reg); ++ ++void pcf50633_reg_set_bit_mask(u_int8_t reg, u_int8_t mask, u_int8_t val); ++void pcf50633_reg_clear_bits(u_int8_t reg, u_int8_t bits); ++ ++void pcf50633_charge_autofast(int on); ++ ++#endif /* _PCF50606_H */ ++ +diff --git a/include/linux/i2c-id.h b/include/linux/i2c-id.h +index 2cda699..90f53e1 100644 +--- a/include/linux/i2c-id.h ++++ b/include/linux/i2c-id.h +@@ -95,6 +95,7 @@ + + #define I2C_DRIVERID_OV7670 1048 /* Omnivision 7670 camera */ + #define I2C_DRIVERID_PCF50606 1049 ++#define I2C_DRIVERID_PCF50633 1051 + + /* + * ---- Adapter types ---------------------------------------------------- +diff --git a/include/linux/pcf50633.h b/include/linux/pcf50633.h +new file mode 100644 +index 0000000..5f32004 +--- /dev/null ++++ b/include/linux/pcf50633.h +@@ -0,0 +1,114 @@ ++#ifndef _LINUX_PCF50633_H ++#define _LINUX_PCF50633_H ++ ++/* public in-kernel pcf50633 api */ ++enum pcf50633_regulator_id { ++ PCF50633_REGULATOR_AUTO, ++ PCF50633_REGULATOR_DOWN1, ++ PCF50633_REGULATOR_DOWN2, ++ PCF50633_REGULATOR_MEMLDO, ++ PCF50633_REGULATOR_LDO1, ++ PCF50633_REGULATOR_LDO2, ++ PCF50633_REGULATOR_LDO3, ++ PCF50633_REGULATOR_LDO4, ++ PCF50633_REGULATOR_LDO5, ++ PCF50633_REGULATOR_LDO6, ++ PCF50633_REGULATOR_HCLDO, ++ __NUM_PCF50633_REGULATORS ++}; ++ ++struct pcf50633_data; ++extern struct pcf50633_data *pcf50633_global; ++ ++extern void ++pcf50633_go_standby(void); ++ ++enum pcf50633_gpio { ++ PCF50633_GPIO1 = 1, ++ PCF50633_GPIO2 = 2, ++ PCF50633_GPIO3 = 3, ++ PCF50633_GPO = 4, ++}; ++ ++extern void ++pcf50633_gpio_set(struct pcf50633_data *pcf, enum pcf50633_gpio gpio, int on); ++ ++extern int ++pcf50633_gpio_get(struct pcf50633_data *pcf, enum pcf50633_gpio gpio); ++ ++extern int ++pcf50633_voltage_set(struct pcf50633_data *pcf, ++ enum pcf50633_regulator_id reg, ++ unsigned int millivolts); ++extern unsigned int ++pcf50633_voltage_get(struct pcf50633_data *pcf, ++ enum pcf50633_regulator_id reg); ++extern int ++pcf50633_onoff_get(struct pcf50633_data *pcf, ++ enum pcf50633_regulator_id reg); ++ ++extern int ++pcf50633_onoff_set(struct pcf50633_data *pcf, ++ enum pcf50633_regulator_id reg, int on); ++ ++extern void ++pcf50633_usb_curlim_set(struct pcf50633_data *pcf, int ma); ++ ++extern void ++pcf50633_charge_enable(struct pcf50633_data *pcf, int on); ++ ++/* FIXME: sharded with pcf50606 */ ++#define PMU_VRAIL_F_SUSPEND_ON 0x00000001 /* Remains on during suspend */ ++#define PMU_VRAIL_F_UNUSED 0x00000002 /* This rail is not used */ ++struct pmu_voltage_rail { ++ char *name; ++ unsigned int flags; ++ struct { ++ unsigned int init; ++ unsigned int max; ++ } voltage; ++}; ++ ++enum pmu_event { ++ PMU_EVT_NONE, ++ PMU_EVT_INSERT, ++ PMU_EVT_REMOVE, ++ PMU_EVT_USB_INSERT, ++ PMU_EVT_USB_REMOVE, ++ __NUM_PMU_EVTS ++}; ++ ++typedef int pmu_cb(struct device *dev, unsigned int feature, ++ enum pmu_event event); ++ ++#define PCF50633_FEAT_EXTON 0x00000001 /* not yet supported */ ++#define PCF50633_FEAT_MBC 0x00000002 ++#define PCF50633_FEAT_BBC 0x00000004 /* not yet supported */ ++#define PCF50633_FEAT_RTC 0x00000040 ++#define PCF50633_FEAT_CHGCUR 0x00000100 ++#define PCF50633_FEAT_BATVOLT 0x00000200 ++#define PCF50633_FEAT_BATTEMP 0x00000400 ++#define PCF50633_FEAT_PWM_BL 0x00000800 ++ ++struct pcf50633_platform_data { ++ /* general */ ++ unsigned int used_features; ++ unsigned int onkey_seconds_sig_init; ++ unsigned int onkey_seconds_shutdown; ++ ++ /* voltage regulator related */ ++ struct pmu_voltage_rail rails[__NUM_PCF50633_REGULATORS]; ++ unsigned int used_regulators; ++ ++ /* charger related */ ++ unsigned int r_fix_batt; ++ unsigned int r_fix_batt_par; ++ unsigned int r_sense_milli; ++ ++ struct { ++ u_int8_t mbcc3; /* charger voltage / current */ ++ } charger; ++ pmu_cb *cb; ++}; ++ ++#endif /* _PCF50633_H */ +-- +1.5.6.3 + -- cgit v1.2.3