summaryrefslogtreecommitdiff
path: root/target/linux/s3c24xx/patches-2.6.24/1010-gta01-pcf50606.patch.patch
diff options
context:
space:
mode:
Diffstat (limited to 'target/linux/s3c24xx/patches-2.6.24/1010-gta01-pcf50606.patch.patch')
-rw-r--r--target/linux/s3c24xx/patches-2.6.24/1010-gta01-pcf50606.patch.patch2443
1 files changed, 0 insertions, 2443 deletions
diff --git a/target/linux/s3c24xx/patches-2.6.24/1010-gta01-pcf50606.patch.patch b/target/linux/s3c24xx/patches-2.6.24/1010-gta01-pcf50606.patch.patch
deleted file mode 100644
index afd0980..0000000
--- a/target/linux/s3c24xx/patches-2.6.24/1010-gta01-pcf50606.patch.patch
+++ /dev/null
@@ -1,2443 +0,0 @@
-From 926f25b2e7e1a96e3aa6c8ca38925b35f67dcbc7 Mon Sep 17 00:00:00 2001
-From: mokopatches <mokopatches@openmoko.org>
-Date: Fri, 4 Apr 2008 11:30:52 +0100
-Subject: [PATCH] gta01-pcf50606.patch
- This is a NXP PCF50606 power management unit driver.
-
-The PCF50606 is used in the FIC/OpenMoko Neo1973 GTA01 GSM phone.
-
-Signed-off-by: Harald Welte <laforge@openmoko.org>
----
- drivers/i2c/chips/Kconfig | 11 +
- drivers/i2c/chips/Makefile | 1 +
- drivers/i2c/chips/pcf50606.c | 1945 ++++++++++++++++++++++++++++++++++++++++++
- drivers/i2c/chips/pcf50606.h | 302 +++++++
- include/linux/i2c-id.h | 1 +
- include/linux/pcf50606.h | 108 +++
- 6 files changed, 2368 insertions(+), 0 deletions(-)
- create mode 100644 drivers/i2c/chips/pcf50606.c
- create mode 100644 drivers/i2c/chips/pcf50606.h
- create mode 100644 include/linux/pcf50606.h
-
-diff --git a/drivers/i2c/chips/Kconfig b/drivers/i2c/chips/Kconfig
-index 2e1c24f..c0011fc 100644
---- a/drivers/i2c/chips/Kconfig
-+++ b/drivers/i2c/chips/Kconfig
-@@ -51,6 +51,17 @@ config SENSORS_EEPROM
- This driver can also be built as a module. If so, the module
- will be called eeprom.
-
-+config SENSORS_PCF50606
-+ tristate "Philips/NXP PCF50606"
-+ depends on I2C
-+ help
-+ If you say yes here you get support for Philips/NXP PCF50606
-+ PMU (Power Management Unit) chips.
-+
-+ This driver can also be built as a module. If so, the module
-+ will be called pcf50606.
-+
-+
- config SENSORS_PCF8574
- tristate "Philips PCF8574 and PCF8574A"
- depends on EXPERIMENTAL
-diff --git a/drivers/i2c/chips/Makefile b/drivers/i2c/chips/Makefile
-index ca924e1..864e6cf 100644
---- a/drivers/i2c/chips/Makefile
-+++ b/drivers/i2c/chips/Makefile
-@@ -9,6 +9,7 @@ obj-$(CONFIG_SENSORS_EEPROM) += eeprom.o
- obj-$(CONFIG_SENSORS_MAX6875) += max6875.o
- obj-$(CONFIG_SENSORS_M41T00) += m41t00.o
- obj-$(CONFIG_SENSORS_PCA9539) += pca9539.o
-+obj-$(CONFIG_SENSORS_PCF50606) += pcf50606.o
- obj-$(CONFIG_SENSORS_PCF8574) += pcf8574.o
- obj-$(CONFIG_SENSORS_PCF8591) += pcf8591.o
- obj-$(CONFIG_ISP1301_OMAP) += isp1301_omap.o
-diff --git a/drivers/i2c/chips/pcf50606.c b/drivers/i2c/chips/pcf50606.c
-new file mode 100644
-index 0000000..6626c68
---- /dev/null
-+++ b/drivers/i2c/chips/pcf50606.c
-@@ -0,0 +1,1945 @@
-+/* Philips/NXP PCF50606 Power Management Unit (PMU) driver
-+ *
-+ * (C) 2006-2007 by OpenMoko, Inc.
-+ * Authors: Harald Welte <laforge@openmoko.org>,
-+ * Matt Hsu <matt@openmoko.org>
-+ * 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
-+ * - watchdog
-+ * - adc driver (hw_sensors like)
-+ * - pwm driver
-+ * - backlight
-+ *
-+ */
-+
-+#include <linux/module.h>
-+#include <linux/init.h>
-+#include <linux/i2c.h>
-+#include <linux/types.h>
-+#include <linux/interrupt.h>
-+#include <linux/irq.h>
-+#include <linux/workqueue.h>
-+#include <linux/rtc.h>
-+#include <linux/bcd.h>
-+#include <linux/watchdog.h>
-+#include <linux/miscdevice.h>
-+#include <linux/input.h>
-+#include <linux/fb.h>
-+#include <linux/backlight.h>
-+#include <linux/sched.h>
-+#include <linux/platform_device.h>
-+#include <linux/pcf50606.h>
-+#include <linux/apm-emulation.h>
-+
-+#include <asm/mach-types.h>
-+#include <asm/arch/gta01.h>
-+
-+#include "pcf50606.h"
-+
-+/* we use dev_dbg() throughout the code, but sometimes don't want to
-+ * write an entire line of debug related information. This DEBUGPC
-+ * macro is a continuation for dev_dbg() */
-+#ifdef DEBUG
-+#define DEBUGPC(x, args ...) printk(x, ## args)
-+#else
-+#define DEBUGPC(x, args ...)
-+#endif
-+
-+/***********************************************************************
-+ * Static data / structures
-+ ***********************************************************************/
-+
-+static unsigned short normal_i2c[] = { 0x08, I2C_CLIENT_END };
-+
-+I2C_CLIENT_INSMOD_1(pcf50606);
-+
-+#define PCF50606_F_CHG_FAST 0x00000001 /* Charger Fast allowed */
-+#define PCF50606_F_CHG_PRESENT 0x00000002 /* Charger present */
-+#define PCF50606_F_CHG_FOK 0x00000004 /* Fast OK for battery */
-+#define PCF50606_F_CHG_ERR 0x00000008 /* Charger Error */
-+#define PCF50606_F_CHG_PROT 0x00000010 /* Charger Protection */
-+#define PCF50606_F_CHG_READY 0x00000020 /* Charging completed */
-+#define PCF50606_F_CHG_MASK 0x000000fc
-+
-+#define PCF50606_F_PWR_PRESSED 0x00000100
-+#define PCF50606_F_RTC_SECOND 0x00000200
-+
-+enum close_state {
-+ CLOSE_STATE_NOT,
-+ CLOSE_STATE_ALLOW = 0x2342,
-+};
-+
-+struct pcf50606_data {
-+ struct i2c_client client;
-+ struct pcf50606_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;
-+#ifdef CONFIG_PM
-+ struct {
-+ u_int8_t dcdc1, dcdc2;
-+ u_int8_t dcdec1;
-+ u_int8_t dcudc1;
-+ u_int8_t ioregc;
-+ u_int8_t d1regc1;
-+ u_int8_t d2regc1;
-+ u_int8_t d3regc1;
-+ u_int8_t lpregc1;
-+ u_int8_t adcc1, adcc2;
-+ u_int8_t pwmc1;
-+ u_int8_t int1m, int2m, int3m;
-+ } standby_regs;
-+#endif
-+};
-+
-+static struct i2c_driver pcf50606_driver;
-+
-+/* This is an ugly construct on how to access the (currently single/global)
-+ * pcf50606 handle from other code in the kernel. I didn't really come up with
-+ * a more decent method of dynamically resolving this */
-+struct pcf50606_data *pcf50606_global;
-+EXPORT_SYMBOL_GPL(pcf50606_global);
-+
-+static struct platform_device *pcf50606_pdev;
-+
-+/* This is a 10k, B=3370 NTC Thermistor -10..79 centigrade */
-+/* Table entries are offset by +0.5C so a properly rounded value is generated */
-+static const u_int16_t ntc_table_10k_3370B[] = {
-+ /* -10 */
-+ 43888, 41819, 39862, 38010, 36257, 34596, 33024, 31534, 30121, 28781,
-+ 27510, 26304, 25159, 24071, 23038, 22056, 21122, 20234, 19390, 18586,
-+ 17821, 17093, 16399, 15738, 15107, 14506, 13933, 13387, 12865, 12367,
-+ 11891, 11437, 11003, 10588, 10192, 9813, 9450, 9103, 8771, 8453,
-+ 8149, 7857, 7578, 7310, 7054, 6808, 6572, 6346, 6129, 5920,
-+ 5720, 5528, 5344, 5167, 4996, 4833, 4675, 4524, 4379, 4239,
-+ 4104, 3975, 3850, 3730, 3614, 3503, 3396, 3292, 3193, 3097,
-+ 3004, 2915, 2829, 2745, 2665, 2588, 2513, 2441, 2371, 2304,
-+ 2239, 2176, 2116, 2057, 2000, 1945, 1892, 1841, 1791, 1743,
-+};
-+
-+
-+/***********************************************************************
-+ * Low-Level routines
-+ ***********************************************************************/
-+
-+static inline int __reg_write(struct pcf50606_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 pcf50606_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 inline int32_t __reg_read(struct pcf50606_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 pcf50606_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 pcf50606_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 pcf50606_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;
-+}
-+
-+/* synchronously read one ADC channel (busy-wait for result to be complete) */
-+static u_int16_t adc_read(struct pcf50606_data *pcf, int channel,
-+ u_int16_t *data2)
-+{
-+ u_int8_t adcs2, adcs1;
-+ u_int16_t ret;
-+
-+ dev_dbg(&pcf->client.dev, "entering (pcf=%p, channel=%u, data2=%p)\n",
-+ pcf, channel, data2);
-+
-+ channel &= PCF50606_ADCC2_ADCMUX_MASK;
-+
-+ mutex_lock(&pcf->lock);
-+
-+ /* start ADC conversion of selected channel */
-+ __reg_write(pcf, PCF50606_REG_ADCC2, channel |
-+ PCF50606_ADCC2_ADCSTART | PCF50606_ADCC2_RES_10BIT);
-+
-+ do {
-+ adcs2 = __reg_read(pcf, PCF50606_REG_ADCS2);
-+ } while (!(adcs2 & PCF50606_ADCS2_ADCRDY));
-+
-+ adcs1 = __reg_read(pcf, PCF50606_REG_ADCS1);
-+ ret = (adcs1 << 2) | (adcs2 & 0x03);
-+
-+ if (data2) {
-+ adcs1 = __reg_read(pcf, PCF50606_REG_ADCS3);
-+ *data2 = (adcs1 << 2) | ((adcs2 & 0x0c) >> 2);
-+ }
-+
-+ mutex_unlock(&pcf->lock);
-+
-+ dev_dbg(&pcf->client.dev, "returning %u %u\n", ret,
-+ data2 ? *data2 : 0);
-+
-+ return ret;
-+}
-+
-+/***********************************************************************
-+ * Voltage / ADC
-+ ***********************************************************************/
-+
-+static u_int8_t dcudc_voltage(unsigned int millivolts)
-+{
-+ if (millivolts < 900)
-+ return 0;
-+ if (millivolts > 5500)
-+ return 0x1f;
-+ if (millivolts <= 3300) {
-+ millivolts -= 900;
-+ return millivolts/300;
-+ }
-+ if (millivolts < 4000)
-+ return 0x0f;
-+ else {
-+ millivolts -= 4000;
-+ return millivolts/100;
-+ }
-+}
-+
-+static unsigned int dcudc_2voltage(u_int8_t bits)
-+{
-+ bits &= 0x1f;
-+ if (bits < 0x08)
-+ return 900 + bits * 300;
-+ else if (bits < 0x10)
-+ return 3300;
-+ else
-+ return 4000 + bits * 100;
-+}
-+
-+static u_int8_t dcdec_voltage(unsigned int millivolts)
-+{
-+ if (millivolts < 900)
-+ return 0;
-+ else if (millivolts > 3300)
-+ return 0x0f;
-+
-+ millivolts -= 900;
-+ return millivolts/300;
-+}
-+
-+static unsigned int dcdec_2voltage(u_int8_t bits)
-+{
-+ bits &= 0x0f;
-+ return 900 + bits*300;
-+}
-+
-+static u_int8_t dcdc_voltage(unsigned int millivolts)
-+{
-+ if (millivolts < 900)
-+ return 0;
-+ else if (millivolts > 3600)
-+ return 0x1f;
-+
-+ if (millivolts < 1500) {
-+ millivolts -= 900;
-+ return millivolts/25;
-+ } else {
-+ millivolts -= 1500;
-+ return 0x18 + millivolts/300;
-+ }
-+}
-+
-+static unsigned int dcdc_2voltage(u_int8_t bits)
-+{
-+ bits &= 0x1f;
-+ if ((bits & 0x18) == 0x18)
-+ return 1500 + ((bits & 0x7) * 300);
-+ else
-+ return 900 + (bits * 25);
-+}
-+
-+static u_int8_t dx_voltage(unsigned int millivolts)
-+{
-+ if (millivolts < 900)
-+ return 0;
-+ else if (millivolts > 3300)
-+ return 0x18;
-+
-+ millivolts -= 900;
-+ return millivolts/100;
-+}
-+
-+static unsigned int dx_2voltage(u_int8_t bits)
-+{
-+ bits &= 0x1f;
-+ return 900 + (bits * 100);
-+}
-+
-+static const u_int8_t regulator_registers[__NUM_PCF50606_REGULATORS] = {
-+ [PCF50606_REGULATOR_DCD] = PCF50606_REG_DCDC1,
-+ [PCF50606_REGULATOR_DCDE] = PCF50606_REG_DCDEC1,
-+ [PCF50606_REGULATOR_DCUD] = PCF50606_REG_DCUDC1,
-+ [PCF50606_REGULATOR_D1REG] = PCF50606_REG_D1REGC1,
-+ [PCF50606_REGULATOR_D2REG] = PCF50606_REG_D2REGC1,
-+ [PCF50606_REGULATOR_D3REG] = PCF50606_REG_D3REGC1,
-+ [PCF50606_REGULATOR_LPREG] = PCF50606_REG_LPREGC1,
-+ [PCF50606_REGULATOR_IOREG] = PCF50606_REG_IOREGC,
-+};
-+
-+int pcf50606_onoff_set(struct pcf50606_data *pcf,
-+ enum pcf50606_regulator_id reg, int on)
-+{
-+ u_int8_t addr;
-+
-+ if (reg >= __NUM_PCF50606_REGULATORS)
-+ return -EINVAL;
-+
-+ /* IOREG cannot be powered off since it powers the PMU I2C */
-+ if (reg == PCF50606_REGULATOR_IOREG)
-+ return -EIO;
-+
-+ addr = regulator_registers[reg];
-+
-+ if (on == 0)
-+ reg_set_bit_mask(pcf, addr, 0xe0, 0x00);
-+ else
-+ reg_set_bit_mask(pcf, addr, 0xe0, 0xe0);
-+
-+ return 0;
-+}
-+EXPORT_SYMBOL_GPL(pcf50606_onoff_set);
-+
-+int pcf50606_onoff_get(struct pcf50606_data *pcf,
-+ enum pcf50606_regulator_id reg)
-+{
-+ u_int8_t val, addr;
-+
-+ if (reg >= __NUM_PCF50606_REGULATORS)
-+ return -EINVAL;
-+
-+ addr = regulator_registers[reg];
-+ val = (reg_read(pcf, addr) & 0xe0) >> 5;
-+
-+ /* PWREN1 = 1, PWREN2 = 1, see table 16 of datasheet */
-+ switch (val) {
-+ case 0:
-+ case 5:
-+ return 0;
-+ default:
-+ return 1;
-+ }
-+}
-+EXPORT_SYMBOL_GPL(pcf50606_onoff_get);
-+
-+int pcf50606_voltage_set(struct pcf50606_data *pcf,
-+ enum pcf50606_regulator_id reg,
-+ unsigned int millivolts)
-+{
-+ u_int8_t volt_bits;
-+ u_int8_t regnr;
-+ int rc;
-+
-+ dev_dbg(&pcf->client.dev, "pcf=%p, reg=%d, mvolts=%d\n", pcf, reg,
-+ millivolts);
-+
-+ if (reg >= __NUM_PCF50606_REGULATORS)
-+ return -EINVAL;
-+
-+ if (millivolts > pcf->pdata->rails[reg].voltage.max)
-+ return -EINVAL;
-+
-+ switch (reg) {
-+ case PCF50606_REGULATOR_DCD:
-+ volt_bits = dcdc_voltage(millivolts);
-+ rc = reg_set_bit_mask(pcf, PCF50606_REG_DCDC1, 0x1f,
-+ volt_bits);
-+ break;
-+ case PCF50606_REGULATOR_DCDE:
-+ volt_bits = dcdec_voltage(millivolts);
-+ rc = reg_set_bit_mask(pcf, PCF50606_REG_DCDEC1, 0x0f,
-+ volt_bits);
-+ break;
-+ case PCF50606_REGULATOR_DCUD:
-+ volt_bits = dcudc_voltage(millivolts);
-+ rc = reg_set_bit_mask(pcf, PCF50606_REG_DCUDC1, 0x1f,
-+ volt_bits);
-+ break;
-+ case PCF50606_REGULATOR_D1REG:
-+ case PCF50606_REGULATOR_D2REG:
-+ case PCF50606_REGULATOR_D3REG:
-+ regnr = PCF50606_REG_D1REGC1 + (reg - PCF50606_REGULATOR_D1REG);
-+ volt_bits = dx_voltage(millivolts);
-+ rc = reg_set_bit_mask(pcf, regnr, 0x1f, volt_bits);
-+ break;
-+ case PCF50606_REGULATOR_LPREG:
-+ volt_bits = dx_voltage(millivolts);
-+ rc = reg_set_bit_mask(pcf, PCF50606_REG_LPREGC1, 0x1f,
-+ volt_bits);
-+ break;
-+ case PCF50606_REGULATOR_IOREG:
-+ if (millivolts < 1800)
-+ return -EINVAL;
-+ volt_bits = dx_voltage(millivolts);
-+ rc = reg_set_bit_mask(pcf, PCF50606_REG_IOREGC, 0x1f,
-+ volt_bits);
-+ break;
-+ default:
-+ return -EINVAL;
-+ }
-+
-+ return rc;
-+}
-+EXPORT_SYMBOL_GPL(pcf50606_voltage_set);
-+
-+unsigned int pcf50606_voltage_get(struct pcf50606_data *pcf,
-+ enum pcf50606_regulator_id reg)
-+{
-+ u_int8_t volt_bits;
-+ u_int8_t regnr;
-+ unsigned int rc = 0;
-+
-+ if (reg >= __NUM_PCF50606_REGULATORS)
-+ return -EINVAL;
-+
-+ switch (reg) {
-+ case PCF50606_REGULATOR_DCD:
-+ volt_bits = reg_read(pcf, PCF50606_REG_DCDC1) & 0x1f;
-+ rc = dcdc_2voltage(volt_bits);
-+ break;
-+ case PCF50606_REGULATOR_DCDE:
-+ volt_bits = reg_read(pcf, PCF50606_REG_DCDEC1) & 0x0f;
-+ rc = dcdec_2voltage(volt_bits);
-+ break;
-+ case PCF50606_REGULATOR_DCUD:
-+ volt_bits = reg_read(pcf, PCF50606_REG_DCUDC1) & 0x1f;
-+ rc = dcudc_2voltage(volt_bits);
-+ break;
-+ case PCF50606_REGULATOR_D1REG:
-+ case PCF50606_REGULATOR_D2REG:
-+ case PCF50606_REGULATOR_D3REG:
-+ regnr = PCF50606_REG_D1REGC1 + (reg - PCF50606_REGULATOR_D1REG);
-+ volt_bits = reg_read(pcf, regnr) & 0x1f;
-+ if (volt_bits > 0x18)
-+ volt_bits = 0x18;
-+ rc = dx_2voltage(volt_bits);
-+ break;
-+ case PCF50606_REGULATOR_LPREG:
-+ volt_bits = reg_read(pcf, PCF50606_REG_LPREGC1) & 0x1f;
-+ if (volt_bits > 0x18)
-+ volt_bits = 0x18;
-+ rc = dx_2voltage(volt_bits);
-+ break;
-+ case PCF50606_REGULATOR_IOREG:
-+ volt_bits = reg_read(pcf, PCF50606_REG_IOREGC) & 0x1f;
-+ if (volt_bits > 0x18)
-+ volt_bits = 0x18;
-+ rc = dx_2voltage(volt_bits);
-+ break;
-+ default:
-+ return -EINVAL;
-+ }
-+
-+ return rc;
-+}
-+EXPORT_SYMBOL_GPL(pcf50606_voltage_get);
-+
-+/* go into 'STANDBY' mode, i.e. power off the main CPU and peripherals */
-+void pcf50606_go_standby(void)
-+{
-+ reg_write(pcf50606_global, PCF50606_REG_OOCC1,
-+ PCF50606_OOCC1_GOSTDBY);
-+}
-+EXPORT_SYMBOL_GPL(pcf50606_go_standby);
-+
-+void pcf50606_gpo0_set(struct pcf50606_data *pcf, int on)
-+{
-+ u_int8_t val;
-+
-+ if (on)
-+ val = 0x07;
-+ else
-+ val = 0x0f;
-+
-+ reg_set_bit_mask(pcf, PCF50606_REG_GPOC1, 0x0f, val);
-+}
-+EXPORT_SYMBOL_GPL(pcf50606_gpo0_set);
-+
-+int pcf50606_gpo0_get(struct pcf50606_data *pcf)
-+{
-+ u_int8_t reg = reg_read(pcf, PCF50606_REG_GPOC1) & 0x0f;
-+
-+ if (reg == 0x07 || reg == 0x08)
-+ return 1;
-+
-+ return 0;
-+}
-+EXPORT_SYMBOL_GPL(pcf50606_gpo0_get);
-+
-+static void pcf50606_work(struct work_struct *work)
-+{
-+ struct pcf50606_data *pcf =
-+ container_of(work, struct pcf50606_data, work);
-+ u_int8_t pcfirq[3];
-+ int ret;
-+
-+ mutex_lock(&pcf->working_lock);
-+ pcf->working = 1;
-+ /*
-+ * p35 pcf50606 datasheet rev 2.2:
-+ * ''The system controller shall read all interrupt registers in
-+ * one I2C read action''
-+ * because if you don't INT# gets stuck asserted forever after a
-+ * while
-+ */
-+ ret = i2c_smbus_read_i2c_block_data(&pcf->client, PCF50606_REG_INT1, 3,
-+ pcfirq);
-+ if (ret != 3)
-+ DEBUGPC("Oh crap PMU IRQ register read failed %d\n", ret);
-+
-+ dev_dbg(&pcf->client.dev, "INT1=0x%02x INT2=0x%02x INT3=0x%02x:",
-+ pcfirq[0], pcfirq[1], pcfirq[2]);
-+
-+ if (pcfirq[0] & PCF50606_INT1_ONKEYF) {
-+ /* ONKEY falling edge (start of button press) */
-+ DEBUGPC("ONKEYF ");
-+ pcf->flags |= PCF50606_F_PWR_PRESSED;
-+ input_report_key(pcf->input_dev, KEY_POWER, 1);
-+ }
-+ if (pcfirq[0] & PCF50606_INT1_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, PCF50606_REG_OOCC1,
-+ PCF50606_OOCC1_TOTRST,
-+ PCF50606_OOCC1_TOTRST);
-+ /* enable SECOND interrupt (hz tick) */
-+ reg_clear_bits(pcf, PCF50606_REG_INT1M, PCF50606_INT1_SECOND);
-+ }
-+ if (pcfirq[0] & PCF50606_INT1_ONKEYR) {
-+ /* ONKEY rising edge (end of button press) */
-+ DEBUGPC("ONKEYR ");
-+ pcf->flags &= ~PCF50606_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 & PCF50606_F_RTC_SECOND))
-+ reg_set_bit_mask(pcf, PCF50606_REG_INT1M,
-+ PCF50606_INT1_SECOND,
-+ PCF50606_INT1_SECOND);
-+ }
-+ if (pcfirq[0] & PCF50606_INT1_EXTONR) {
-+ DEBUGPC("EXTONR ");
-+ input_report_key(pcf->input_dev, KEY_POWER2, 1);
-+ }
-+ if (pcfirq[0] & PCF50606_INT1_EXTONF) {
-+ DEBUGPC("EXTONF ");
-+ input_report_key(pcf->input_dev, KEY_POWER2, 0);
-+ }
-+ if (pcfirq[0] & PCF50606_INT1_SECOND) {
-+ DEBUGPC("SECOND ");
-+ if (pcf->flags & PCF50606_F_RTC_SECOND)
-+ rtc_update_irq(pcf->rtc, 1,
-+ RTC_PF | RTC_IRQF);
-+
-+ if (pcf->onkey_seconds >= 0 &&
-+ pcf->flags & PCF50606_F_PWR_PRESSED) {
-+ DEBUGPC("ONKEY_SECONDS(%u, OOCC1=0x%02x) ",
-+ pcf->onkey_seconds,
-+ reg_read(pcf, PCF50606_REG_OOCC1));
-+ pcf->onkey_seconds++;
-+ if (pcf->onkey_seconds >=
-+ pcf->pdata->onkey_seconds_required) {
-+ /* Ask init to do 'ctrlaltdel' */
-+ DEBUGPC("SIGINT(init) ");
-+ kill_proc(1, SIGINT, 1);
-+ /* FIXME: what to do if userspace doesn't
-+ * shut down? Do we want to force it? */
-+ }
-+ }
-+ }
-+ if (pcfirq[0] & PCF50606_INT1_ALARM) {
-+ DEBUGPC("ALARM ");
-+ if (pcf->pdata->used_features & PCF50606_FEAT_RTC)
-+ rtc_update_irq(pcf->rtc, 1,
-+ RTC_AF | RTC_IRQF);
-+ }
-+
-+ if (pcfirq[1] & PCF50606_INT2_CHGINS) {
-+ /* Charger inserted */
-+ DEBUGPC("CHGINS ");
-+ input_report_key(pcf->input_dev, KEY_BATTERY, 1);
-+ apm_queue_event(APM_POWER_STATUS_CHANGE);
-+ pcf->flags |= PCF50606_F_CHG_PRESENT;
-+ if (pcf->pdata->cb)
-+ pcf->pdata->cb(&pcf->client.dev,
-+ PCF50606_FEAT_MBC, PMU_EVT_INSERT);
-+ /* FIXME: how to signal this to userspace */
-+ }
-+ if (pcfirq[1] & PCF50606_INT2_CHGRM) {
-+ /* Charger removed */
-+ DEBUGPC("CHGRM ");
-+ input_report_key(pcf->input_dev, KEY_BATTERY, 0);
-+ apm_queue_event(APM_POWER_STATUS_CHANGE);
-+ pcf->flags &= ~(PCF50606_F_CHG_MASK|PCF50606_F_CHG_PRESENT);
-+ if (pcf->pdata->cb)
-+ pcf->pdata->cb(&pcf->client.dev,
-+ PCF50606_FEAT_MBC, PMU_EVT_INSERT);
-+ /* FIXME: how signal this to userspace */
-+ }
-+ if (pcfirq[1] & PCF50606_INT2_CHGFOK) {
-+ /* Battery ready for fast charging */
-+ DEBUGPC("CHGFOK ");
-+ pcf->flags |= PCF50606_F_CHG_FOK;
-+ /* FIXME: how to signal this to userspace */
-+ }
-+ if (pcfirq[1] & PCF50606_INT2_CHGERR) {
-+ /* Error in charge mode */
-+ DEBUGPC("CHGERR ");
-+ pcf->flags |= PCF50606_F_CHG_ERR;
-+ pcf->flags &= ~(PCF50606_F_CHG_FOK|PCF50606_F_CHG_READY);
-+ /* FIXME: how to signal this to userspace */
-+ }
-+ if (pcfirq[1] & PCF50606_INT2_CHGFRDY) {
-+ /* Fast charge completed */
-+ DEBUGPC("CHGFRDY ");
-+ pcf->flags |= PCF50606_F_CHG_READY;
-+ pcf->flags &= ~PCF50606_F_CHG_FOK;
-+ /* FIXME: how to signal this to userspace */
-+ }
-+ if (pcfirq[1] & PCF50606_INT2_CHGPROT) {
-+ /* Charging protection interrupt */
-+ DEBUGPC("CHGPROT ");
-+ pcf->flags &= ~(PCF50606_F_CHG_FOK|PCF50606_F_CHG_READY);
-+ /* FIXME: signal this to userspace */
-+ }
-+ if (pcfirq[1] & PCF50606_INT2_CHGWD10S) {
-+ /* Charger watchdog will expire in 10 seconds */
-+ DEBUGPC("CHGWD10S ");
-+ reg_set_bit_mask(pcf, PCF50606_REG_OOCC1,
-+ PCF50606_OOCC1_WDTRST,
-+ PCF50606_OOCC1_WDTRST);
-+ }
-+ if (pcfirq[1] & PCF50606_INT2_CHGWDEXP) {
-+ /* Charger watchdog expires */
-+ DEBUGPC("CHGWDEXP ");
-+ /* FIXME: how to signal this to userspace */
-+ }
-+
-+ if (pcfirq[2] & PCF50606_INT3_ADCRDY) {
-+ /* ADC result ready */
-+ DEBUGPC("ADCRDY ");
-+ }
-+ if (pcfirq[2] & PCF50606_INT3_ACDINS) {
-+ /* Accessory insertion detected */
-+ DEBUGPC("ACDINS ");
-+ if (pcf->pdata->cb)
-+ pcf->pdata->cb(&pcf->client.dev,
-+ PCF50606_FEAT_ACD, PMU_EVT_INSERT);
-+ }
-+ if (pcfirq[2] & PCF50606_INT3_ACDREM) {
-+ /* Accessory removal detected */
-+ DEBUGPC("ACDREM ");
-+ if (pcf->pdata->cb)
-+ pcf->pdata->cb(&pcf->client.dev,
-+ PCF50606_FEAT_ACD, PMU_EVT_REMOVE);
-+ }
-+ /* FIXME: TSCPRES */
-+ if (pcfirq[2] & PCF50606_INT3_LOWBAT) {
-+ /* 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, PCF50606_REG_OOCC1,
-+ PCF50606_OOCC1_TOTRST,
-+ PCF50606_OOCC1_TOTRST);
-+ }
-+ if (pcfirq[2] & PCF50606_INT3_HIGHTMP) {
-+ /* High temperature */
-+ DEBUGPC("HIGHTMP ");
-+ apm_queue_event(APM_CRITICAL_SUSPEND);
-+ }
-+
-+ DEBUGPC("\n");
-+
-+ pcf->working = 0;
-+ input_sync(pcf->input_dev);
-+ put_device(&pcf->client.dev);
-+ mutex_unlock(&pcf->working_lock);
-+}
-+
-+static irqreturn_t pcf50606_irq(int irq, void *_pcf)
-+{
-+ struct pcf50606_data *pcf = _pcf;
-+
-+ dev_dbg(&pcf->client.dev, "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 pcf50606_battvolt(struct pcf50606_data *pcf)
-+{
-+ u_int16_t adc;
-+ adc = adc_read(pcf, PCF50606_ADCMUX_BATVOLT_RES, NULL);
-+
-+ return adc_to_batt_millivolts(adc);
-+}
-+EXPORT_SYMBOL_GPL(pcf50606_battvolt);
-+
-+static ssize_t show_battvolt(struct device *dev, struct device_attribute *attr,
-+ char *buf)
-+{
-+ struct i2c_client *client = to_i2c_client(dev);
-+ struct pcf50606_data *pcf = i2c_get_clientdata(client);
-+
-+ return sprintf(buf, "%u\n", pcf50606_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_dcd"))
-+ reg_id = PCF50606_REGULATOR_DCD;
-+ else if (!strcmp(name, "voltage_dcde"))
-+ reg_id = PCF50606_REGULATOR_DCDE;
-+ else if (!strcmp(name, "voltage_dcud"))
-+ reg_id = PCF50606_REGULATOR_DCUD;
-+ else if (!strcmp(name, "voltage_d1reg"))
-+ reg_id = PCF50606_REGULATOR_D1REG;
-+ else if (!strcmp(name, "voltage_d2reg"))
-+ reg_id = PCF50606_REGULATOR_D2REG;
-+ else if (!strcmp(name, "voltage_d3reg"))
-+ reg_id = PCF50606_REGULATOR_D3REG;
-+ else if (!strcmp(name, "voltage_lpreg"))
-+ reg_id = PCF50606_REGULATOR_LPREG;
-+ else if (!strcmp(name, "voltage_ioreg"))
-+ reg_id = PCF50606_REGULATOR_IOREG;
-+ 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 pcf50606_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 (pcf50606_onoff_get(pcf, reg_id) > 0)
-+ return sprintf(buf, "%u\n", pcf50606_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 pcf50606_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;
-+
-+ dev_dbg(dev, "attempting to set %s(%d) to %lu mvolts\n",
-+ attr->attr.name, reg_id, mvolts);
-+
-+ if (mvolts == 0) {
-+ pcf50606_onoff_set(pcf, reg_id, 0);
-+ } else {
-+ if (pcf50606_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;
-+ }
-+ pcf50606_onoff_set(pcf, reg_id, 1);
-+ }
-+
-+ return count;
-+}
-+
-+static DEVICE_ATTR(voltage_dcd, S_IRUGO | S_IWUSR, show_vreg, set_vreg);
-+static DEVICE_ATTR(voltage_dcde, S_IRUGO | S_IWUSR, show_vreg, set_vreg);
-+static DEVICE_ATTR(voltage_dcud, S_IRUGO | S_IWUSR, show_vreg, set_vreg);
-+static DEVICE_ATTR(voltage_d1reg, S_IRUGO | S_IWUSR, show_vreg, set_vreg);
-+static DEVICE_ATTR(voltage_d2reg, S_IRUGO | S_IWUSR, show_vreg, set_vreg);
-+static DEVICE_ATTR(voltage_d3reg, S_IRUGO | S_IWUSR, show_vreg, set_vreg);
-+static DEVICE_ATTR(voltage_lpreg, S_IRUGO | S_IWUSR, show_vreg, set_vreg);
-+static DEVICE_ATTR(voltage_ioreg, S_IRUGO | S_IWUSR, show_vreg, set_vreg);
-+
-+/***********************************************************************
-+ * Charger Control
-+ ***********************************************************************/
-+
-+/* Enable/disable fast charging (500mA in the GTA01) */
-+void pcf50606_charge_fast(struct pcf50606_data *pcf, int on)
-+{
-+ if (!(pcf->pdata->used_features & PCF50606_FEAT_MBC))
-+ return;
-+
-+ if (on) {
-+ /* We can allow PCF to automatically charge
-+ * using Ifast */
-+ pcf->flags |= PCF50606_F_CHG_FAST;
-+ reg_set_bit_mask(pcf, PCF50606_REG_MBCC1,
-+ PCF50606_MBCC1_AUTOFST,
-+ PCF50606_MBCC1_AUTOFST);
-+ } else {
-+ pcf->flags &= ~PCF50606_F_CHG_FAST;
-+ /* disable automatic fast-charge */
-+ reg_clear_bits(pcf, PCF50606_REG_MBCC1,
-+ PCF50606_MBCC1_AUTOFST);
-+ /* switch to idle mode to abort existing charge
-+ * process */
-+ reg_set_bit_mask(pcf, PCF50606_REG_MBCC1,
-+ PCF50606_MBCC1_CHGMOD_MASK,
-+ PCF50606_MBCC1_CHGMOD_IDLE);
-+ }
-+}
-+EXPORT_SYMBOL_GPL(pcf50606_charge_fast);
-+
-+static inline u_int16_t adc_to_rntc(struct pcf50606_data *pcf, u_int16_t adc)
-+{
-+ u_int32_t r_ntc = (adc * (u_int32_t)pcf->pdata->r_fix_batt) / (1023 - adc);
-+
-+ return r_ntc;
-+}
-+
-+static inline int16_t rntc_to_temp(u_int16_t rntc)
-+{
-+ int i;
-+
-+ for (i = 0; i < ARRAY_SIZE(ntc_table_10k_3370B); i++) {
-+ if (rntc > ntc_table_10k_3370B[i])
-+ return i - 10; /* First element is -10 */
-+ }
-+ return -99; /* Below our range */
-+}
-+
-+static ssize_t show_battemp(struct device *dev, struct device_attribute *attr,
-+ char *buf)
-+{
-+ struct i2c_client *client = to_i2c_client(dev);
-+ struct pcf50606_data *pcf = i2c_get_clientdata(client);
-+ u_int16_t adc;
-+
-+ adc = adc_read(pcf, PCF50606_ADCMUX_BATTEMP, NULL);
-+
-+ return sprintf(buf, "%d\n", rntc_to_temp(adc_to_rntc(pcf, adc)));
-+}
-+static DEVICE_ATTR(battemp, S_IRUGO | S_IWUSR, show_battemp, NULL);
-+
-+static inline int16_t adc_to_chg_milliamps(struct pcf50606_data *pcf,
-+ u_int16_t adc_adcin1,
-+ u_int16_t adc_batvolt)
-+{
-+ int32_t res = (adc_adcin1 - adc_batvolt) * 2400;
-+ return (res * 1000) / (pcf->pdata->r_sense_milli * 1024);
-+}
-+
-+static ssize_t show_chgcur(struct device *dev, struct device_attribute *attr,
-+ char *buf)
-+{
-+ struct i2c_client *client = to_i2c_client(dev);
-+ struct pcf50606_data *pcf = i2c_get_clientdata(client);
-+ u_int16_t adc_batvolt, adc_adcin1;
-+ int16_t ma;
-+
-+ adc_batvolt = adc_read(pcf, PCF50606_ADCMUX_BATVOLT_ADCIN1,
-+ &adc_adcin1);
-+ ma = adc_to_chg_milliamps(pcf, adc_adcin1, adc_batvolt);
-+
-+ return sprintf(buf, "%d\n", ma);
-+}
-+static DEVICE_ATTR(chgcur, S_IRUGO | S_IWUSR, show_chgcur, NULL);
-+
-+static const char *chgmode_names[] = {
-+ [PCF50606_MBCC1_CHGMOD_QUAL] = "qualification",
-+ [PCF50606_MBCC1_CHGMOD_PRE] = "pre",
-+ [PCF50606_MBCC1_CHGMOD_TRICKLE] = "trickle",
-+ [PCF50606_MBCC1_CHGMOD_FAST_CCCV] = "fast_cccv",
-+ [PCF50606_MBCC1_CHGMOD_FAST_NOCC] = "fast_nocc",
-+ [PCF50606_MBCC1_CHGMOD_FAST_NOCV] = "fast_nocv",
-+ [PCF50606_MBCC1_CHGMOD_FAST_SW] = "fast_switch",
-+ [PCF50606_MBCC1_CHGMOD_IDLE] = "idle",
-+};
-+
-+static ssize_t show_chgmode(struct device *dev, struct device_attribute *attr,
-+ char *buf)
-+{
-+ struct i2c_client *client = to_i2c_client(dev);
-+ struct pcf50606_data *pcf = i2c_get_clientdata(client);
-+ u_int8_t mbcc1 = reg_read(pcf, PCF50606_REG_MBCC1);
-+ u_int8_t chgmod = (mbcc1 & PCF50606_MBCC1_CHGMOD_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 pcf50606_data *pcf = i2c_get_clientdata(client);
-+ u_int8_t mbcc1 = reg_read(pcf, PCF50606_REG_MBCC1);
-+
-+ mbcc1 &= ~PCF50606_MBCC1_CHGMOD_MASK;
-+
-+ if (!strcmp(buf, "qualification"))
-+ mbcc1 |= PCF50606_MBCC1_CHGMOD_QUAL;
-+ else if (!strcmp(buf, "pre"))
-+ mbcc1 |= PCF50606_MBCC1_CHGMOD_PRE;
-+ else if (!strcmp(buf, "trickle"))
-+ mbcc1 |= PCF50606_MBCC1_CHGMOD_TRICKLE;
-+ else if (!strcmp(buf, "fast_cccv"))
-+ mbcc1 |= PCF50606_MBCC1_CHGMOD_FAST_CCCV;
-+ /* We don't allow the other fast modes for security reasons */
-+ else if (!strcmp(buf, "idle"))
-+ mbcc1 |= PCF50606_MBCC1_CHGMOD_IDLE;
-+ else
-+ return -EINVAL;
-+
-+ reg_write(pcf, PCF50606_REG_MBCC1, mbcc1);
-+
-+ return count;
-+}
-+
-+static DEVICE_ATTR(chgmode, S_IRUGO | S_IWUSR, show_chgmode, set_chgmode);
-+
-+static const char *chgstate_names[] = {
-+ [PCF50606_F_CHG_FAST] = "fast_enabled",
-+ [PCF50606_F_CHG_PRESENT] = "present",
-+ [PCF50606_F_CHG_FOK] = "fast_ok",
-+ [PCF50606_F_CHG_ERR] = "error",
-+ [PCF50606_F_CHG_PROT] = "protection",
-+ [PCF50606_F_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 pcf50606_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
-+ ***********************************************************************/
-+
-+static void pcf50606_get_power_status(struct apm_power_info *info)
-+{
-+ struct pcf50606_data *pcf = pcf50606_global;
-+ u_int8_t mbcc1 = reg_read(pcf, PCF50606_REG_MBCC1);
-+ u_int8_t chgmod = mbcc1 & PCF50606_MBCC1_CHGMOD_MASK;
-+ u_int16_t battvolt = pcf50606_battvolt(pcf);
-+
-+ if (reg_read(pcf, PCF50606_REG_OOCS) & PCF50606_OOCS_EXTON)
-+ info->ac_line_status = APM_AC_ONLINE;
-+ else
-+ info->ac_line_status = APM_AC_OFFLINE;
-+
-+ switch (chgmod) {
-+ case PCF50606_MBCC1_CHGMOD_QUAL:
-+ case PCF50606_MBCC1_CHGMOD_PRE:
-+ case PCF50606_MBCC1_CHGMOD_IDLE:
-+ info->battery_life = battvolt_scale(battvolt);
-+ break;
-+ default:
-+ info->battery_status = APM_BATTERY_STATUS_CHARGING;
-+ info->battery_flag = APM_BATTERY_FLAG_CHARGING;
-+ break;
-+ }
-+}
-+
-+/***********************************************************************
-+ * RTC
-+ ***********************************************************************/
-+
-+struct pcf50606_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 pcf50606_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 pcf50606_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 pcf50606_rtc_ioctl(struct device *dev, unsigned int cmd,
-+ unsigned long arg)
-+{
-+ struct i2c_client *client = to_i2c_client(dev);
-+ struct pcf50606_data *pcf = i2c_get_clientdata(client);
-+ switch (cmd) {
-+ case RTC_PIE_OFF:
-+ /* disable periodic interrupt (hz tick) */
-+ pcf->flags &= ~PCF50606_F_RTC_SECOND;
-+ reg_set_bit_mask(pcf, PCF50606_REG_INT1M,
-+ PCF50606_INT1_SECOND, PCF50606_INT1_SECOND);
-+ return 0;
-+ case RTC_PIE_ON:
-+ /* ensable periodic interrupt (hz tick) */
-+ pcf->flags |= PCF50606_F_RTC_SECOND;
-+ reg_clear_bits(pcf, PCF50606_REG_INT1M, PCF50606_INT1_SECOND);
-+ return 0;
-+ }
-+ return -ENOIOCTLCMD;
-+}
-+
-+static int pcf50606_rtc_read_time(struct device *dev, struct rtc_time *tm)
-+{
-+ struct i2c_client *client = to_i2c_client(dev);
-+ struct pcf50606_data *pcf = i2c_get_clientdata(client);
-+ struct pcf50606_time pcf_tm;
-+
-+ mutex_lock(&pcf->lock);
-+ pcf_tm.sec = __reg_read(pcf, PCF50606_REG_RTCSC);
-+ pcf_tm.min = __reg_read(pcf, PCF50606_REG_RTCMN);
-+ pcf_tm.hour = __reg_read(pcf, PCF50606_REG_RTCHR);
-+ pcf_tm.wkday = __reg_read(pcf, PCF50606_REG_RTCWD);
-+ pcf_tm.day = __reg_read(pcf, PCF50606_REG_RTCDT);
-+ pcf_tm.month = __reg_read(pcf, PCF50606_REG_RTCMT);
-+ pcf_tm.year = __reg_read(pcf, PCF50606_REG_RTCYR);
-+ mutex_unlock(&pcf->lock);
-+
-+ dev_dbg(dev, "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);
-+
-+ dev_dbg(dev, "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 pcf50606_rtc_set_time(struct device *dev, struct rtc_time *tm)
-+{
-+ struct i2c_client *client = to_i2c_client(dev);
-+ struct pcf50606_data *pcf = i2c_get_clientdata(client);
-+ struct pcf50606_time pcf_tm;
-+ u_int8_t int1m;
-+
-+ dev_dbg(dev, "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);
-+ dev_dbg(dev, "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);
-+
-+ /* disable SECOND interrupt */
-+ int1m = __reg_read(pcf, PCF50606_REG_INT1M);
-+ __reg_write(pcf, PCF50606_REG_INT1M, int1m | PCF50606_INT1_SECOND);
-+
-+ __reg_write(pcf, PCF50606_REG_RTCSC, pcf_tm.sec);
-+ __reg_write(pcf, PCF50606_REG_RTCMN, pcf_tm.min);
-+ __reg_write(pcf, PCF50606_REG_RTCHR, pcf_tm.hour);
-+ __reg_write(pcf, PCF50606_REG_RTCWD, pcf_tm.wkday);
-+ __reg_write(pcf, PCF50606_REG_RTCDT, pcf_tm.day);
-+ __reg_write(pcf, PCF50606_REG_RTCMT, pcf_tm.month);
-+ __reg_write(pcf, PCF50606_REG_RTCYR, pcf_tm.year);
-+
-+ /* restore INT1M, potentially re-enable SECOND interrupt */
-+ __reg_write(pcf, PCF50606_REG_INT1M, int1m);
-+
-+ mutex_unlock(&pcf->lock);
-+
-+ return 0;
-+}
-+
-+static int pcf50606_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm)
-+{
-+ struct i2c_client *client = to_i2c_client(dev);
-+ struct pcf50606_data *pcf = i2c_get_clientdata(client);
-+ struct pcf50606_time pcf_tm;
-+
-+ mutex_lock(&pcf->lock);
-+ alrm->enabled =
-+ __reg_read(pcf, PCF50606_REG_INT1M) & PCF50606_INT1_ALARM ? 0 : 1;
-+ pcf_tm.sec = __reg_read(pcf, PCF50606_REG_RTCSCA);
-+ pcf_tm.min = __reg_read(pcf, PCF50606_REG_RTCMNA);
-+ pcf_tm.hour = __reg_read(pcf, PCF50606_REG_RTCHRA);
-+ pcf_tm.wkday = __reg_read(pcf, PCF50606_REG_RTCWDA);
-+ pcf_tm.day = __reg_read(pcf, PCF50606_REG_RTCDTA);
-+ pcf_tm.month = __reg_read(pcf, PCF50606_REG_RTCMTA);
-+ pcf_tm.year = __reg_read(pcf, PCF50606_REG_RTCYRA);
-+ mutex_unlock(&pcf->lock);
-+
-+ pcf2rtc_time(&alrm->time, &pcf_tm);
-+
-+ return 0;
-+}
-+
-+static int pcf50606_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm)
-+{
-+ struct i2c_client *client = to_i2c_client(dev);
-+ struct pcf50606_data *pcf = i2c_get_clientdata(client);
-+ struct pcf50606_time pcf_tm;
-+ u_int8_t irqmask;
-+
-+ rtc2pcf_time(&pcf_tm, &alrm->time);
-+
-+ mutex_lock(&pcf->lock);
-+
-+ /* disable alarm interrupt */
-+ irqmask = __reg_read(pcf, PCF50606_REG_INT1M);
-+ irqmask |= PCF50606_INT1_ALARM;
-+ __reg_write(pcf, PCF50606_REG_INT1M, irqmask);
-+
-+ __reg_write(pcf, PCF50606_REG_RTCSCA, pcf_tm.sec);
-+ __reg_write(pcf, PCF50606_REG_RTCMNA, pcf_tm.min);
-+ __reg_write(pcf, PCF50606_REG_RTCHRA, pcf_tm.hour);
-+ __reg_write(pcf, PCF50606_REG_RTCWDA, pcf_tm.wkday);
-+ __reg_write(pcf, PCF50606_REG_RTCDTA, pcf_tm.day);
-+ __reg_write(pcf, PCF50606_REG_RTCMTA, pcf_tm.month);
-+ __reg_write(pcf, PCF50606_REG_RTCYRA, pcf_tm.year);
-+
-+ if (alrm->enabled) {
-+ /* (re-)enaable alarm interrupt */
-+ irqmask = __reg_read(pcf, PCF50606_REG_INT1M);
-+ irqmask &= ~PCF50606_INT1_ALARM;
-+ __reg_write(pcf, PCF50606_REG_INT1M, irqmask);
-+ }
-+
-+ mutex_unlock(&pcf->lock);
-+
-+ /* FIXME */
-+ return 0;
-+}
-+
-+static struct rtc_class_ops pcf50606_rtc_ops = {
-+ .ioctl = pcf50606_rtc_ioctl,
-+ .read_time = pcf50606_rtc_read_time,
-+ .set_time = pcf50606_rtc_set_time,
-+ .read_alarm = pcf50606_rtc_read_alarm,
-+ .set_alarm = pcf50606_rtc_set_alarm,
-+};
-+
-+/***********************************************************************
-+ * Watchdog
-+ ***********************************************************************/
-+
-+static void pcf50606_wdt_start(struct pcf50606_data *pcf)
-+{
-+ reg_set_bit_mask(pcf, PCF50606_REG_OOCC1, PCF50606_OOCC1_WDTRST,
-+ PCF50606_OOCC1_WDTRST);
-+}
-+
-+static void pcf50606_wdt_stop(struct pcf50606_data *pcf)
-+{
-+ reg_clear_bits(pcf, PCF50606_REG_OOCS, PCF50606_OOCS_WDTEXP);
-+}
-+
-+static void pcf50606_wdt_keepalive(struct pcf50606_data *pcf)
-+{
-+ pcf50606_wdt_start(pcf);
-+}
-+
-+static int pcf50606_wdt_open(struct inode *inode, struct file *file)
-+{
-+ struct pcf50606_data *pcf = pcf50606_global;
-+
-+ file->private_data = pcf;
-+
-+ /* start the timer */
-+ pcf50606_wdt_start(pcf);
-+
-+ return nonseekable_open(inode, file);
-+}
-+
-+static int pcf50606_wdt_release(struct inode *inode, struct file *file)
-+{
-+ struct pcf50606_data *pcf = file->private_data;
-+
-+ if (pcf->allow_close == CLOSE_STATE_ALLOW)
-+ pcf50606_wdt_stop(pcf);
-+ else {
-+ printk(KERN_CRIT "Unexpected close, not stopping watchdog!\n");
-+ pcf50606_wdt_keepalive(pcf);
-+ }
-+
-+ pcf->allow_close = CLOSE_STATE_NOT;
-+
-+ return 0;
-+}
-+
-+static ssize_t pcf50606_wdt_write(struct file *file, const char __user *data,
-+ size_t len, loff_t *ppos)
-+{
-+ struct pcf50606_data *pcf = file->private_data;
-+ if (len) {
-+ size_t i;
-+
-+ for (i = 0; i != len; i++) {
-+ char c;
-+ if (get_user(c, data + i))
-+ return -EFAULT;
-+ if (c == 'V')
-+ pcf->allow_close = CLOSE_STATE_ALLOW;
-+ }
-+ pcf50606_wdt_keepalive(pcf);
-+ }
-+
-+ return len;
-+}
-+
-+static struct watchdog_info pcf50606_wdt_ident = {
-+ .options = WDIOF_MAGICCLOSE,
-+ .firmware_version = 0,
-+ .identity = "PCF50606 Watchdog",
-+};
-+
-+static int pcf50606_wdt_ioctl(struct inode *inode, struct file *file,
-+ unsigned int cmd, unsigned long arg)
-+{
-+ struct pcf50606_data *pcf = file->private_data;
-+ void __user *argp = (void __user *)arg;
-+ int __user *p = argp;
-+
-+ switch (cmd) {
-+ case WDIOC_GETSUPPORT:
-+ return copy_to_user(argp, &pcf50606_wdt_ident,
-+ sizeof(pcf50606_wdt_ident)) ? -EFAULT : 0;
-+ break;
-+ case WDIOC_GETSTATUS:
-+ case WDIOC_GETBOOTSTATUS:
-+ return put_user(0, p);
-+ case WDIOC_KEEPALIVE:
-+ pcf50606_wdt_keepalive(pcf);
-+ return 0;
-+ case WDIOC_GETTIMEOUT:
-+ return put_user(8, p);
-+ default:
-+ return -ENOIOCTLCMD;
-+ }
-+}
-+
-+static struct file_operations pcf50606_wdt_fops = {
-+ .owner = THIS_MODULE,
-+ .llseek = no_llseek,
-+ .write = &pcf50606_wdt_write,
-+ .ioctl = &pcf50606_wdt_ioctl,
-+ .open = &pcf50606_wdt_open,
-+ .release = &pcf50606_wdt_release,
-+};
-+
-+static struct miscdevice pcf50606_wdt_miscdev = {
-+ .minor = WATCHDOG_MINOR,
-+ .name = "watchdog",
-+ .fops = &pcf50606_wdt_fops,
-+};
-+
-+/***********************************************************************
-+ * PWM
-+ ***********************************************************************/
-+
-+static const char *pwm_dc_table[] = {
-+ "0/16", "1/16", "2/16", "3/16",
-+ "4/16", "5/16", "6/16", "7/16",
-+ "8/16", "9/16", "10/16", "11/16",
-+ "12/16", "13/16", "14/16", "15/16",
-+};
-+
-+static ssize_t show_pwm_dc(struct device *dev, struct device_attribute *attr,
-+ char *buf)
-+{
-+ struct i2c_client *client = to_i2c_client(dev);
-+ struct pcf50606_data *pcf = i2c_get_clientdata(client);
-+ u_int8_t val;
-+
-+ val = reg_read(pcf, PCF50606_REG_PWMC1) >> PCF50606_PWMC1_DC_SHIFT;
-+ val &= 0xf;
-+
-+ return sprintf(buf, "%s\n", pwm_dc_table[val]);
-+}
-+
-+static ssize_t set_pwm_dc(struct device *dev, struct device_attribute *attr,
-+ const char *buf, size_t count)
-+{
-+ struct i2c_client *client = to_i2c_client(dev);
-+ struct pcf50606_data *pcf = i2c_get_clientdata(client);
-+ u_int8_t i;
-+
-+ for (i = 0; i < ARRAY_SIZE(pwm_dc_table); i++) {
-+ if (!strncmp(buf, pwm_dc_table[i], strlen(pwm_dc_table[i]))) {
-+ dev_dbg(dev, "setting pwm dc %s\n\r", pwm_dc_table[i]);
-+ reg_set_bit_mask(pcf, PCF50606_REG_PWMC1, 0x1e,
-+ (i << PCF50606_PWMC1_DC_SHIFT));
-+ }
-+ }
-+ return count;
-+}
-+
-+static DEVICE_ATTR(pwm_dc, S_IRUGO | S_IWUSR, show_pwm_dc, set_pwm_dc);
-+
-+static const char *pwm_clk_table[] = {
-+ "512", "256", "128", "64",
-+ "56300", "28100", "14100", "7000",
-+};
-+
-+static ssize_t show_pwm_clk(struct device *dev, struct device_attribute *attr,
-+ char *buf)
-+{
-+ struct i2c_client *client = to_i2c_client(dev);
-+ struct pcf50606_data *pcf = i2c_get_clientdata(client);
-+ u_int8_t val;
-+
-+ val = reg_read(pcf, PCF50606_REG_PWMC1) >> PCF50606_PWMC1_CLK_SHIFT;
-+ val &= 0x7;
-+
-+ return sprintf(buf, "%s\n", pwm_clk_table[val]);
-+}
-+
-+static ssize_t set_pwm_clk(struct device *dev, struct device_attribute *attr,
-+ const char *buf, size_t count)
-+{
-+ struct i2c_client *client = to_i2c_client(dev);
-+ struct pcf50606_data *pcf = i2c_get_clientdata(client);
-+ u_int8_t i;
-+
-+ for (i = 0; i < ARRAY_SIZE(pwm_clk_table); i++) {
-+ if (!strncmp(buf, pwm_clk_table[i], strlen(pwm_clk_table[i]))) {
-+ dev_dbg(dev, "setting pwm clk %s\n\r",
-+ pwm_clk_table[i]);
-+ reg_set_bit_mask(pcf, PCF50606_REG_PWMC1, 0xe0,
-+ (i << PCF50606_PWMC1_CLK_SHIFT));
-+ }
-+ }
-+ return count;
-+}
-+
-+static DEVICE_ATTR(pwm_clk, S_IRUGO | S_IWUSR, show_pwm_clk, set_pwm_clk);
-+
-+static int pcf50606bl_get_intensity(struct backlight_device *bd)
-+{
-+ struct pcf50606_data *pcf = bl_get_data(bd);
-+ int intensity = reg_read(pcf, PCF50606_REG_PWMC1);
-+ intensity = (intensity >> PCF50606_PWMC1_DC_SHIFT);
-+
-+ return intensity & 0xf;
-+}
-+
-+static int pcf50606bl_set_intensity(struct backlight_device *bd)
-+{
-+ struct pcf50606_data *pcf = bl_get_data(bd);
-+ int intensity = bd->props.brightness;
-+
-+ if (bd->props.power != FB_BLANK_UNBLANK)
-+ intensity = 0;
-+ if (bd->props.fb_blank != FB_BLANK_UNBLANK)
-+ intensity = 0;
-+
-+ return reg_set_bit_mask(pcf, PCF50606_REG_PWMC1, 0x1e,
-+ (intensity << PCF50606_PWMC1_DC_SHIFT));
-+}
-+
-+static struct backlight_ops pcf50606bl_ops = {
-+ .get_brightness = pcf50606bl_get_intensity,
-+ .update_status = pcf50606bl_set_intensity,
-+};
-+
-+/***********************************************************************
-+ * Driver initialization
-+ ***********************************************************************/
-+
-+#ifdef CONFIG_MACH_NEO1973_GTA01
-+/* 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
-+
-+static struct attribute *pcf_sysfs_entries[16] = {
-+ &dev_attr_voltage_dcd.attr,
-+ &dev_attr_voltage_dcde.attr,
-+ &dev_attr_voltage_dcud.attr,
-+ &dev_attr_voltage_d1reg.attr,
-+ &dev_attr_voltage_d2reg.attr,
-+ &dev_attr_voltage_d3reg.attr,
-+ &dev_attr_voltage_lpreg.attr,
-+ &dev_attr_voltage_ioreg.attr,
-+ NULL
-+};
-+
-+static struct attribute_group pcf_attr_group = {
-+ .name = NULL, /* put in device directory */
-+ .attrs = pcf_sysfs_entries,
-+};
-+
-+static void populate_sysfs_group(struct pcf50606_data *pcf)
-+{
-+ int i = 0;
-+ struct attribute **attr;
-+
-+ for (attr = pcf_sysfs_entries; *attr; attr++)
-+ i++;
-+
-+ if (pcf->pdata->used_features & PCF50606_FEAT_MBC) {
-+ pcf_sysfs_entries[i++] = &dev_attr_chgstate.attr;
-+ pcf_sysfs_entries[i++] = &dev_attr_chgmode.attr;
-+ }
-+
-+ if (pcf->pdata->used_features & PCF50606_FEAT_CHGCUR)
-+ pcf_sysfs_entries[i++] = &dev_attr_chgcur.attr;
-+
-+ if (pcf->pdata->used_features & PCF50606_FEAT_BATVOLT)
-+ pcf_sysfs_entries[i++] = &dev_attr_battvolt.attr;
-+
-+ if (pcf->pdata->used_features & PCF50606_FEAT_BATTEMP)
-+ pcf_sysfs_entries[i++] = &dev_attr_battemp.attr;
-+
-+ if (pcf->pdata->used_features & PCF50606_FEAT_PWM) {
-+ pcf_sysfs_entries[i++] = &dev_attr_pwm_dc.attr;
-+ pcf_sysfs_entries[i++] = &dev_attr_pwm_clk.attr;
-+ }
-+}
-+
-+static int pcf50606_detect(struct i2c_adapter *adapter, int address, int kind)
-+{
-+ struct i2c_client *new_client;
-+ struct pcf50606_data *data;
-+ int err = 0;
-+ int irq;
-+
-+ if (!pcf50606_pdev) {
-+ printk(KERN_ERR "pcf50606: driver needs a platform_device!\n");
-+ return -EIO;
-+ }
-+
-+ irq = platform_get_irq(pcf50606_pdev, 0);
-+ if (irq < 0) {
-+ dev_err(&pcf50606_pdev->dev, "no irq in platform resources!\n");
-+ return -EIO;
-+ }
-+
-+ /* At the moment, we only support one PCF50606 in a system */
-+ if (pcf50606_global) {
-+ dev_err(&pcf50606_pdev->dev,
-+ "currently only one chip supported\n");
-+ return -EBUSY;
-+ }
-+
-+ data = kzalloc(sizeof(*data), GFP_KERNEL);
-+ if (!data)
-+ return -ENOMEM;
-+
-+ mutex_init(&data->lock);
-+ mutex_init(&data->working_lock);
-+ INIT_WORK(&data->work, pcf50606_work);
-+ data->irq = irq;
-+ data->working = 0;
-+ data->onkey_seconds = -1;
-+ data->pdata = pcf50606_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 = &pcf50606_driver;
-+ new_client->flags = 0;
-+ strlcpy(new_client->name, "pcf50606", I2C_NAME_SIZE);
-+
-+ /* now we try to detect the chip */
-+
-+ /* register with i2c core */
-+ err = i2c_attach_client(new_client);
-+ if (err) {
-+ dev_err(&new_client->dev,
-+ "error during i2c_attach_client()\n");
-+ goto exit_free;
-+ }
-+
-+ 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' */
-+
-+ /* input device registration */
-+ data->input_dev = input_allocate_device();
-+ if (!data->input_dev)
-+ goto exit_sysfs;
-+
-+ data->input_dev->name = "FIC Neo1973 PMU events";
-+ data->input_dev->phys = "I2C";
-+ 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;
-+
-+ /* register power off handler with core power management */
-+ pm_power_off = &pcf50606_go_standby;
-+
-+ /* configure interrupt mask */
-+ reg_write(data, PCF50606_REG_INT1M, PCF50606_INT1_SECOND);
-+ reg_write(data, PCF50606_REG_INT2M, 0x00);
-+ reg_write(data, PCF50606_REG_INT3M, PCF50606_INT3_TSCPRES);
-+
-+ err = request_irq(irq, pcf50606_irq, IRQF_TRIGGER_FALLING,
-+ "pcf50606", 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);
-+
-+ pcf50606_global = data;
-+
-+ if (data->pdata->used_features & PCF50606_FEAT_RTC) {
-+ data->rtc = rtc_device_register("pcf50606", &new_client->dev,
-+ &pcf50606_rtc_ops, THIS_MODULE);
-+ if (IS_ERR(data->rtc)) {
-+ err = PTR_ERR(data->rtc);
-+ goto exit_irq;
-+ }
-+ }
-+
-+ if (data->pdata->used_features & PCF50606_FEAT_WDT) {
-+ err = misc_register(&pcf50606_wdt_miscdev);
-+ if (err) {
-+ dev_err(&new_client->dev, "cannot register miscdev on "
-+ "minor=%d (%d)\n", WATCHDOG_MINOR, err);
-+ goto exit_rtc;
-+ }
-+ }
-+
-+ if (data->pdata->used_features & PCF50606_FEAT_PWM) {
-+ /* enable PWM controller */
-+ reg_set_bit_mask(data, PCF50606_REG_PWMC1,
-+ PCF50606_PWMC1_ACTSET,
-+ PCF50606_PWMC1_ACTSET);
-+ }
-+
-+ if (data->pdata->used_features & PCF50606_FEAT_PWM_BL) {
-+ data->backlight = backlight_device_register("pcf50606-bl",
-+ &new_client->dev,
-+ data,
-+ &pcf50606bl_ops);
-+ if (!data->backlight)
-+ goto exit_misc;
-+ data->backlight->props.max_brightness = 16;
-+ data->backlight->props.power = FB_BLANK_UNBLANK;
-+ data->backlight->props.brightness =
-+ data->pdata->init_brightness;
-+ backlight_update_status(data->backlight);
-+ }
-+
-+ apm_get_power_status = pcf50606_get_power_status;
-+
-+#ifdef CONFIG_MACH_NEO1973_GTA01
-+ if (machine_is_neo1973_gta01()) {
-+ gta01_pm_gps_dev.dev.parent = &new_client->dev;
-+ switch (system_rev) {
-+ case GTA01Bv2_SYSTEM_REV:
-+ case GTA01Bv3_SYSTEM_REV:
-+ case GTA01Bv4_SYSTEM_REV:
-+ gta01_pm_bt_dev.dev.parent = &new_client->dev;
-+ platform_device_register(&gta01_pm_bt_dev);
-+ break;
-+ }
-+ platform_device_register(&gta01_pm_gps_dev);
-+ /* a link for gllin compatibility */
-+ err = sysfs_create_link(&platform_bus_type.devices.kobj,
-+ &gta01_pm_gps_dev.dev.kobj, "gta01-pm-gps.0");
-+ if (err)
-+ printk(KERN_ERR
-+ "sysfs_create_link (gta01-pm-gps.0): %d\n", err);
-+ }
-+#endif
-+
-+ if (data->pdata->used_features & PCF50606_FEAT_ACD)
-+ reg_set_bit_mask(data, PCF50606_REG_ACDC1,
-+ PCF50606_ACDC1_ACDAPE, PCF50606_ACDC1_ACDAPE);
-+ else
-+ reg_clear_bits(data, PCF50606_REG_ACDC1,
-+ PCF50606_ACDC1_ACDAPE);
-+
-+ return 0;
-+
-+exit_misc:
-+ if (data->pdata->used_features & PCF50606_FEAT_WDT)
-+ misc_deregister(&pcf50606_wdt_miscdev);
-+exit_rtc:
-+ if (data->pdata->used_features & PCF50606_FEAT_RTC)
-+ rtc_device_unregister(pcf50606_global->rtc);
-+exit_irq:
-+ free_irq(pcf50606_global->irq, pcf50606_global);
-+ pcf50606_global = NULL;
-+exit_input:
-+ pm_power_off = NULL;
-+ input_unregister_device(data->input_dev);
-+exit_sysfs:
-+ sysfs_remove_group(&new_client->dev.kobj, &pcf_attr_group);
-+exit_detach:
-+ i2c_detach_client(new_client);
-+exit_free:
-+ kfree(data);
-+ return err;
-+}
-+
-+static int pcf50606_attach_adapter(struct i2c_adapter *adapter)
-+{
-+ return i2c_probe(adapter, &addr_data, &pcf50606_detect);
-+}
-+
-+static int pcf50606_detach_client(struct i2c_client *client)
-+{
-+ struct pcf50606_data *pcf = i2c_get_clientdata(client);
-+
-+ apm_get_power_status = NULL;
-+ input_unregister_device(pcf->input_dev);
-+
-+ if (pcf->pdata->used_features & PCF50606_FEAT_PWM_BL)
-+ backlight_device_unregister(pcf->backlight);
-+
-+ if (pcf->pdata->used_features & PCF50606_FEAT_WDT)
-+ misc_deregister(&pcf50606_wdt_miscdev);
-+
-+ if (pcf->pdata->used_features & PCF50606_FEAT_RTC)
-+ rtc_device_unregister(pcf->rtc);
-+
-+ free_irq(pcf->irq, pcf);
-+
-+ sysfs_remove_group(&client->dev.kobj, &pcf_attr_group);
-+
-+ pm_power_off = NULL;
-+
-+ kfree(pcf);
-+
-+ return 0;
-+}
-+
-+#ifdef CONFIG_PM
-+#define INT1M_RESUMERS (PCF50606_INT1_ALARM | \
-+ PCF50606_INT1_ONKEYF | \
-+ PCF50606_INT1_EXTONR)
-+#define INT2M_RESUMERS (PCF50606_INT2_CHGWD10S | \
-+ PCF50606_INT2_CHGPROT | \
-+ PCF50606_INT2_CHGERR)
-+#define INT3M_RESUMERS (PCF50606_INT3_LOWBAT | \
-+ PCF50606_INT3_HIGHTMP | \
-+ PCF50606_INT3_ACDINS)
-+static int pcf50606_suspend(struct device *dev, pm_message_t state)
-+{
-+ struct i2c_client *client = to_i2c_client(dev);
-+ struct pcf50606_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.dcdc1 = __reg_read(pcf, PCF50606_REG_DCDC1);
-+ pcf->standby_regs.dcdc2 = __reg_read(pcf, PCF50606_REG_DCDC2);
-+ pcf->standby_regs.dcdec1 = __reg_read(pcf, PCF50606_REG_DCDEC1);
-+ pcf->standby_regs.dcudc1 = __reg_read(pcf, PCF50606_REG_DCUDC1);
-+ pcf->standby_regs.ioregc = __reg_read(pcf, PCF50606_REG_IOREGC);
-+ pcf->standby_regs.d1regc1 = __reg_read(pcf, PCF50606_REG_D1REGC1);
-+ pcf->standby_regs.d2regc1 = __reg_read(pcf, PCF50606_REG_D2REGC1);
-+ pcf->standby_regs.d3regc1 = __reg_read(pcf, PCF50606_REG_D3REGC1);
-+ pcf->standby_regs.lpregc1 = __reg_read(pcf, PCF50606_REG_LPREGC1);
-+ pcf->standby_regs.adcc1 = __reg_read(pcf, PCF50606_REG_ADCC1);
-+ pcf->standby_regs.adcc2 = __reg_read(pcf, PCF50606_REG_ADCC2);
-+ pcf->standby_regs.pwmc1 = __reg_read(pcf, PCF50606_REG_PWMC1);
-+
-+ /* switch off power supplies that are not needed during suspend */
-+ for (i = 0; i < __NUM_PCF50606_REGULATORS; i++) {
-+ if (!(pcf->pdata->rails[i].flags & PMU_VRAIL_F_SUSPEND_ON)) {
-+ u_int8_t tmp;
-+
-+ /* IOREG powers the I@C interface so we cannot switch
-+ * it off */
-+ if (i == PCF50606_REGULATOR_IOREG)
-+ continue;
-+
-+ dev_dbg(dev, "disabling pcf50606 regulator %u\n", i);
-+ /* we cannot use pcf50606_onoff_set() because we're
-+ * already under the mutex */
-+ tmp = __reg_read(pcf, regulator_registers[i]);
-+ tmp &= 0x1f;
-+ __reg_write(pcf, regulator_registers[i], tmp);
-+ }
-+ }
-+
-+ pcf->standby_regs.int1m = __reg_read(pcf, PCF50606_REG_INT1M);
-+ pcf->standby_regs.int2m = __reg_read(pcf, PCF50606_REG_INT2M);
-+ pcf->standby_regs.int3m = __reg_read(pcf, PCF50606_REG_INT3M);
-+ __reg_write(pcf, PCF50606_REG_INT1M, ~INT1M_RESUMERS & 0xff);
-+ __reg_write(pcf, PCF50606_REG_INT2M, ~INT2M_RESUMERS & 0xff);
-+ __reg_write(pcf, PCF50606_REG_INT3M, ~INT3M_RESUMERS & 0xff);
-+
-+ mutex_unlock(&pcf->lock);
-+
-+ return 0;
-+}
-+
-+static int pcf50606_resume(struct device *dev)
-+{
-+ struct i2c_client *client = to_i2c_client(dev);
-+ struct pcf50606_data *pcf = i2c_get_clientdata(client);
-+
-+ mutex_lock(&pcf->lock);
-+
-+ /* Resume all saved registers that don't "survive" standby state */
-+ __reg_write(pcf, PCF50606_REG_INT1M, pcf->standby_regs.int1m);
-+ __reg_write(pcf, PCF50606_REG_INT2M, pcf->standby_regs.int2m);
-+ __reg_write(pcf, PCF50606_REG_INT3M, pcf->standby_regs.int3m);
-+
-+ __reg_write(pcf, PCF50606_REG_DCDC1, pcf->standby_regs.dcdc1);
-+ __reg_write(pcf, PCF50606_REG_DCDC2, pcf->standby_regs.dcdc2);
-+ __reg_write(pcf, PCF50606_REG_DCDEC1, pcf->standby_regs.dcdec1);
-+ __reg_write(pcf, PCF50606_REG_DCUDC1, pcf->standby_regs.dcudc1);
-+ __reg_write(pcf, PCF50606_REG_IOREGC, pcf->standby_regs.ioregc);
-+ __reg_write(pcf, PCF50606_REG_D1REGC1, pcf->standby_regs.d1regc1);
-+ __reg_write(pcf, PCF50606_REG_D2REGC1, pcf->standby_regs.d2regc1);
-+ __reg_write(pcf, PCF50606_REG_D3REGC1, pcf->standby_regs.d3regc1);
-+ __reg_write(pcf, PCF50606_REG_LPREGC1, pcf->standby_regs.lpregc1);
-+ __reg_write(pcf, PCF50606_REG_ADCC1, pcf->standby_regs.adcc1);
-+ __reg_write(pcf, PCF50606_REG_ADCC2, pcf->standby_regs.adcc2);
-+ __reg_write(pcf, PCF50606_REG_PWMC1, pcf->standby_regs.pwmc1);
-+
-+ mutex_unlock(&pcf->lock);
-+
-+ return 0;
-+}
-+#else
-+#define pcf50606_suspend NULL
-+#define pcf50606_resume NULL
-+#endif
-+
-+static struct i2c_driver pcf50606_driver = {
-+ .driver = {
-+ .name = "pcf50606",
-+ .suspend = pcf50606_suspend,
-+ .resume = pcf50606_resume,
-+ },
-+ .id = I2C_DRIVERID_PCF50606,
-+ .attach_adapter = pcf50606_attach_adapter,
-+ .detach_client = pcf50606_detach_client,
-+};
-+
-+/* platform driver, since i2c devices don't have platform_data */
-+static int __init pcf50606_plat_probe(struct platform_device *pdev)
-+{
-+ struct pcf50606_platform_data *pdata = pdev->dev.platform_data;
-+
-+ if (!pdata)
-+ return -ENODEV;
-+
-+ pcf50606_pdev = pdev;
-+
-+ return 0;
-+}
-+
-+static int pcf50606_plat_remove(struct platform_device *pdev)
-+{
-+ return 0;
-+}
-+
-+static struct platform_driver pcf50606_plat_driver = {
-+ .probe = pcf50606_plat_probe,
-+ .remove = pcf50606_plat_remove,
-+ .driver = {
-+ .owner = THIS_MODULE,
-+ .name = "pcf50606",
-+ },
-+};
-+
-+static int __init pcf50606_init(void)
-+{
-+ int rc;
-+
-+ rc = platform_driver_register(&pcf50606_plat_driver);
-+ if (!rc)
-+ rc = i2c_add_driver(&pcf50606_driver);
-+
-+ return rc;
-+}
-+
-+static void pcf50606_exit(void)
-+{
-+ i2c_del_driver(&pcf50606_driver);
-+ platform_driver_unregister(&pcf50606_plat_driver);
-+}
-+
-+MODULE_DESCRIPTION("I2C chip driver for NXP PCF50606 power management unit");
-+MODULE_AUTHOR("Harald Welte <laforge@openmoko.org>");
-+MODULE_LICENSE("GPL");
-+
-+module_init(pcf50606_init);
-+module_exit(pcf50606_exit);
-diff --git a/drivers/i2c/chips/pcf50606.h b/drivers/i2c/chips/pcf50606.h
-new file mode 100644
-index 0000000..15b350f
---- /dev/null
-+++ b/drivers/i2c/chips/pcf50606.h
-@@ -0,0 +1,302 @@
-+#ifndef _PCF50606_H
-+#define _PCF50606_H
-+
-+/* Philips PCF50606 Power Managemnt Unit (PMU) driver
-+ * (C) 2006-2007 by OpenMoko, Inc.
-+ * Author: Harald Welte <laforge@openmoko.org>
-+ *
-+ */
-+
-+enum pfc50606_regs {
-+ PCF50606_REG_ID = 0x00,
-+ PCF50606_REG_OOCS = 0x01,
-+ PCF50606_REG_INT1 = 0x02, /* Interrupt Status */
-+ PCF50606_REG_INT2 = 0x03, /* Interrupt Status */
-+ PCF50606_REG_INT3 = 0x04, /* Interrupt Status */
-+ PCF50606_REG_INT1M = 0x05, /* Interrupt Mask */
-+ PCF50606_REG_INT2M = 0x06, /* Interrupt Mask */
-+ PCF50606_REG_INT3M = 0x07, /* Interrupt Mask */
-+ PCF50606_REG_OOCC1 = 0x08,
-+ PCF50606_REG_OOCC2 = 0x09,
-+ PCF50606_REG_RTCSC = 0x0a, /* Second */
-+ PCF50606_REG_RTCMN = 0x0b, /* Minute */
-+ PCF50606_REG_RTCHR = 0x0c, /* Hour */
-+ PCF50606_REG_RTCWD = 0x0d, /* Weekday */
-+ PCF50606_REG_RTCDT = 0x0e, /* Day */
-+ PCF50606_REG_RTCMT = 0x0f, /* Month */
-+ PCF50606_REG_RTCYR = 0x10, /* Year */
-+ PCF50606_REG_RTCSCA = 0x11, /* Alarm Second */
-+ PCF50606_REG_RTCMNA = 0x12, /* Alarm Minute */
-+ PCF50606_REG_RTCHRA = 0x13, /* Alarm Hour */
-+ PCF50606_REG_RTCWDA = 0x14, /* Alarm Weekday */
-+ PCF50606_REG_RTCDTA = 0x15, /* Alarm Day */
-+ PCF50606_REG_RTCMTA = 0x16, /* Alarm Month */
-+ PCF50606_REG_RTCYRA = 0x17, /* Alarm Year */
-+ PCF50606_REG_PSSC = 0x18, /* Power sequencing */
-+ PCF50606_REG_PWROKM = 0x19, /* PWROK mask */
-+ PCF50606_REG_PWROKS = 0x1a, /* PWROK status */
-+ PCF50606_REG_DCDC1 = 0x1b,
-+ PCF50606_REG_DCDC2 = 0x1c,
-+ PCF50606_REG_DCDC3 = 0x1d,
-+ PCF50606_REG_DCDC4 = 0x1e,
-+ PCF50606_REG_DCDEC1 = 0x1f,
-+ PCF50606_REG_DCDEC2 = 0x20,
-+ PCF50606_REG_DCUDC1 = 0x21,
-+ PCF50606_REG_DCUDC2 = 0x22,
-+ PCF50606_REG_IOREGC = 0x23,
-+ PCF50606_REG_D1REGC1 = 0x24,
-+ PCF50606_REG_D2REGC1 = 0x25,
-+ PCF50606_REG_D3REGC1 = 0x26,
-+ PCF50606_REG_LPREGC1 = 0x27,
-+ PCF50606_REG_LPREGC2 = 0x28,
-+ PCF50606_REG_MBCC1 = 0x29,
-+ PCF50606_REG_MBCC2 = 0x2a,
-+ PCF50606_REG_MBCC3 = 0x2b,
-+ PCF50606_REG_MBCS1 = 0x2c,
-+ PCF50606_REG_BBCC = 0x2d,
-+ PCF50606_REG_ADCC1 = 0x2e,
-+ PCF50606_REG_ADCC2 = 0x2f,
-+ PCF50606_REG_ADCS1 = 0x30,
-+ PCF50606_REG_ADCS2 = 0x31,
-+ PCF50606_REG_ADCS3 = 0x32,
-+ PCF50606_REG_ACDC1 = 0x33,
-+ PCF50606_REG_BVMC = 0x34,
-+ PCF50606_REG_PWMC1 = 0x35,
-+ PCF50606_REG_LEDC1 = 0x36,
-+ PCF50606_REG_LEDC2 = 0x37,
-+ PCF50606_REG_GPOC1 = 0x38,
-+ PCF50606_REG_GPOC2 = 0x39,
-+ PCF50606_REG_GPOC3 = 0x3a,
-+ PCF50606_REG_GPOC4 = 0x3b,
-+ PCF50606_REG_GPOC5 = 0x3c,
-+ __NUM_PCF50606_REGS
-+};
-+
-+enum pcf50606_reg_oocs {
-+ PFC50606_OOCS_ONKEY = 0x01,
-+ PCF50606_OOCS_EXTON = 0x02,
-+ PCF50606_OOCS_PWROKRST = 0x04,
-+ PCF50606_OOCS_BATOK = 0x08,
-+ PCF50606_OOCS_BACKOK = 0x10,
-+ PCF50606_OOCS_CHGOK = 0x20,
-+ PCF50606_OOCS_TEMPOK = 0x40,
-+ PCF50606_OOCS_WDTEXP = 0x80,
-+};
-+
-+enum pcf50606_reg_oocc1 {
-+ PCF50606_OOCC1_GOSTDBY = 0x01,
-+ PCF50606_OOCC1_TOTRST = 0x02,
-+ PCF50606_OOCC1_CLK32ON = 0x04,
-+ PCF50606_OOCC1_WDTRST = 0x08,
-+ PCF50606_OOCC1_RTCWAK = 0x10,
-+ PCF50606_OOCC1_CHGWAK = 0x20,
-+ PCF50606_OOCC1_EXTONWAK_HIGH = 0x40,
-+ PCF50606_OOCC1_EXTONWAK_LOW = 0x80,
-+};
-+
-+enum pcf50606_reg_oocc2 {
-+ PCF50606_OOCC2_ONKEYDB_NONE = 0x00,
-+ PCF50606_OOCC2_ONKEYDB_14ms = 0x01,
-+ PCF50606_OOCC2_ONKEYDB_62ms = 0x02,
-+ PCF50606_OOCC2_ONKEYDB_500ms = 0x03,
-+ PCF50606_OOCC2_EXTONDB_NONE = 0x00,
-+ PCF50606_OOCC2_EXTONDB_14ms = 0x04,
-+ PCF50606_OOCC2_EXTONDB_62ms = 0x08,
-+ PCF50606_OOCC2_EXTONDB_500ms = 0x0c,
-+};
-+
-+enum pcf50606_reg_int1 {
-+ PCF50606_INT1_ONKEYR = 0x01, /* ONKEY rising edge */
-+ PCF50606_INT1_ONKEYF = 0x02, /* ONKEY falling edge */
-+ PCF50606_INT1_ONKEY1S = 0x04, /* OMKEY at least 1sec low */
-+ PCF50606_INT1_EXTONR = 0x08, /* EXTON rising edge */
-+ PCF50606_INT1_EXTONF = 0x10, /* EXTON falling edge */
-+ PCF50606_INT1_SECOND = 0x40, /* RTC periodic second interrupt */
-+ PCF50606_INT1_ALARM = 0x80, /* RTC alarm time is reached */
-+};
-+
-+enum pcf50606_reg_int2 {
-+ PCF50606_INT2_CHGINS = 0x01, /* Charger inserted */
-+ PCF50606_INT2_CHGRM = 0x02, /* Charger removed */
-+ PCF50606_INT2_CHGFOK = 0x04, /* Fast charging OK */
-+ PCF50606_INT2_CHGERR = 0x08, /* Error in charging mode */
-+ PCF50606_INT2_CHGFRDY = 0x10, /* Fast charge completed */
-+ PCF50606_INT2_CHGPROT = 0x20, /* Charging protection interrupt */
-+ PCF50606_INT2_CHGWD10S = 0x40, /* Charger watchdig expires in 10s */
-+ PCF50606_INT2_CHGWDEXP = 0x80, /* Charger watchdog expires */
-+};
-+
-+enum pcf50606_reg_int3 {
-+ PCF50606_INT3_ADCRDY = 0x01, /* ADC conversion finished */
-+ PCF50606_INT3_ACDINS = 0x02, /* Accessory inserted */
-+ PCF50606_INT3_ACDREM = 0x04, /* Accessory removed */
-+ PCF50606_INT3_TSCPRES = 0x08, /* Touch screen pressed */
-+ PCF50606_INT3_LOWBAT = 0x40, /* Low battery voltage */
-+ PCF50606_INT3_HIGHTMP = 0x80, /* High temperature */
-+};
-+
-+/* used by PSSC, PWROKM, PWROKS, */
-+enum pcf50606_regu {
-+ PCF50606_REGU_DCD = 0x01, /* DCD in phase 2 */
-+ PCF50606_REGU_DCDE = 0x02, /* DCDE in phase 2 */
-+ PCF50606_REGU_DCUD = 0x04, /* DCDU in phase 2 */
-+ PCF50606_REGU_IO = 0x08, /* IO in phase 2 */
-+ PCF50606_REGU_D1 = 0x10, /* D1 in phase 2 */
-+ PCF50606_REGU_D2 = 0x20, /* D2 in phase 2 */
-+ PCF50606_REGU_D3 = 0x40, /* D3 in phase 2 */
-+ PCF50606_REGU_LP = 0x80, /* LP in phase 2 */
-+};
-+
-+enum pcf50606_reg_dcdc4 {
-+ PCF50606_DCDC4_MODE_AUTO = 0x00,
-+ PCF50606_DCDC4_MODE_PWM = 0x01,
-+ PCF50606_DCDC4_MODE_PCF = 0x02,
-+ PCF50606_DCDC4_OFF_FLOAT = 0x00,
-+ PCF50606_DCDC4_OFF_BYPASS = 0x04,
-+ PCF50606_DCDC4_OFF_PULLDOWN = 0x08,
-+ PCF50606_DCDC4_CURLIM_500mA = 0x00,
-+ PCF50606_DCDC4_CURLIM_750mA = 0x10,
-+ PCF50606_DCDC4_CURLIM_1000mA = 0x20,
-+ PCF50606_DCDC4_CURLIM_1250mA = 0x30,
-+ PCF50606_DCDC4_TOGGLE = 0x40,
-+ PCF50606_DCDC4_REGSEL_DCDC2 = 0x80,
-+};
-+
-+enum pcf50606_reg_dcdec2 {
-+ PCF50606_DCDEC2_MODE_AUTO = 0x00,
-+ PCF50606_DCDEC2_MODE_PWM = 0x01,
-+ PCF50606_DCDEC2_MODE_PCF = 0x02,
-+ PCF50606_DCDEC2_OFF_FLOAT = 0x00,
-+ PCF50606_DCDEC2_OFF_BYPASS = 0x04,
-+};
-+
-+enum pcf50606_reg_dcudc2 {
-+ PCF50606_DCUDC2_MODE_AUTO = 0x00,
-+ PCF50606_DCUDC2_MODE_PWM = 0x01,
-+ PCF50606_DCUDC2_MODE_PCF = 0x02,
-+ PCF50606_DCUDC2_OFF_FLOAT = 0x00,
-+ PCF50606_DCUDC2_OFF_BYPASS = 0x04,
-+};
-+
-+enum pcf50606_reg_adcc1 {
-+ PCF50606_ADCC1_TSCMODACT = 0x01,
-+ PCF50606_ADCC1_TSCMODSTB = 0x02,
-+ PCF50606_ADCC1_TRATSET = 0x04,
-+ PCF50606_ADCC1_NTCSWAPE = 0x08,
-+ PCF50606_ADCC1_NTCSWAOFF = 0x10,
-+ PCF50606_ADCC1_EXTSYNCBREAK = 0x20,
-+ /* reserved */
-+ PCF50606_ADCC1_TSCINT = 0x80,
-+};
-+
-+enum pcf50606_reg_adcc2 {
-+ PCF50606_ADCC2_ADCSTART = 0x01,
-+ /* see enum pcf50606_adcc2_adcmux */
-+ PCF50606_ADCC2_SYNC_NONE = 0x00,
-+ PCF50606_ADCC2_SYNC_TXON = 0x20,
-+ PCF50606_ADCC2_SYNC_PWREN1 = 0x40,
-+ PCF50606_ADCC2_SYNC_PWREN2 = 0x60,
-+ PCF50606_ADCC2_RES_10BIT = 0x00,
-+ PCF50606_ADCC2_RES_8BIT = 0x80,
-+};
-+
-+#define PCF50606_ADCC2_ADCMUX_MASK (0xf << 1)
-+
-+#define ADCMUX_SHIFT 1
-+enum pcf50606_adcc2_adcmux {
-+ PCF50606_ADCMUX_BATVOLT_RES = 0x0 << ADCMUX_SHIFT,
-+ PCF50606_ADCMUX_BATVOLT_SUBTR = 0x1 << ADCMUX_SHIFT,
-+ PCF50606_ADCMUX_ADCIN1_RES = 0x2 << ADCMUX_SHIFT,
-+ PCF50606_ADCMUX_ADCIN1_SUBTR = 0x3 << ADCMUX_SHIFT,
-+ PCF50606_ADCMUX_BATTEMP = 0x4 << ADCMUX_SHIFT,
-+ PCF50606_ADCMUX_ADCIN2 = 0x5 << ADCMUX_SHIFT,
-+ PCF50606_ADCMUX_ADCIN3 = 0x6 << ADCMUX_SHIFT,
-+ PCF50606_ADCMUX_ADCIN3_RATIO = 0x7 << ADCMUX_SHIFT,
-+ PCF50606_ADCMUX_XPOS = 0x8 << ADCMUX_SHIFT,
-+ PCF50606_ADCMUX_YPOS = 0x9 << ADCMUX_SHIFT,
-+ PCF50606_ADCMUX_P1 = 0xa << ADCMUX_SHIFT,
-+ PCF50606_ADCMUX_P2 = 0xb << ADCMUX_SHIFT,
-+ PCF50606_ADCMUX_BATVOLT_ADCIN1 = 0xc << ADCMUX_SHIFT,
-+ PCF50606_ADCMUX_XY_SEQUENCE = 0xe << ADCMUX_SHIFT,
-+ PCF50606_P1_P2_RESISTANCE = 0xf << ADCMUX_SHIFT,
-+};
-+
-+enum pcf50606_adcs2 {
-+ PCF50606_ADCS2_ADCRDY = 0x80,
-+};
-+
-+enum pcf50606_reg_mbcc1 {
-+ PCF50606_MBCC1_CHGAPE = 0x01,
-+ PCF50606_MBCC1_AUTOFST = 0x02,
-+#define PCF50606_MBCC1_CHGMOD_MASK 0x1c
-+#define PCF50606_MBCC1_CHGMOD_SHIFT 2
-+ PCF50606_MBCC1_CHGMOD_QUAL = 0x00,
-+ PCF50606_MBCC1_CHGMOD_PRE = 0x04,
-+ PCF50606_MBCC1_CHGMOD_TRICKLE = 0x08,
-+ PCF50606_MBCC1_CHGMOD_FAST_CCCV = 0x0c,
-+ PCF50606_MBCC1_CHGMOD_FAST_NOCC = 0x10,
-+ PCF50606_MBCC1_CHGMOD_FAST_NOCV = 0x14,
-+ PCF50606_MBCC1_CHGMOD_FAST_SW = 0x18,
-+ PCF50606_MBCC1_CHGMOD_IDLE = 0x1c,
-+ PCF50606_MBCC1_DETMOD_LOWCHG = 0x20,
-+ PCF50606_MBCC1_DETMOD_WDRST = 0x40,
-+};
-+
-+enum pcf50606_reg_acdc1 {
-+ PCF50606_ACDC1_ACDDET = 0x01,
-+ PCF50606_ACDC1_THRSHLD_1V0 = 0x00,
-+ PCF50606_ACDC1_THRSHLD_1V2 = 0x02,
-+ PCF50606_ACDC1_THRSHLD_1V4 = 0x04,
-+ PCF50606_ACDC1_THRSHLD_1V6 = 0x06,
-+ PCF50606_ACDC1_THRSHLD_1V8 = 0x08,
-+ PCF50606_ACDC1_THRSHLD_2V0 = 0x0a,
-+ PCF50606_ACDC1_THRSHLD_2V2 = 0x0c,
-+ PCF50606_ACDC1_THRSHLD_2V4 = 0x0e,
-+ PCF50606_ACDC1_DISDB = 0x10,
-+ PCF50606_ACDC1_ACDAPE = 0x80,
-+};
-+
-+enum pcf50606_reg_bvmc {
-+ PCF50606_BVMC_LOWBAT = 0x01,
-+ PCF50606_BVMC_THRSHLD_NULL = 0x00,
-+ PCF50606_BVMC_THRSHLD_2V8 = 0x02,
-+ PCF50606_BVMC_THRSHLD_2V9 = 0x04,
-+ PCF50606_BVMC_THRSHLD_3V = 0x08,
-+ PCF50606_BVMC_THRSHLD_3V1 = 0x08,
-+ PCF50606_BVMC_THRSHLD_3V2 = 0x0a,
-+ PCF50606_BVMC_THRSHLD_3V3 = 0x0c,
-+ PCF50606_BVMC_THRSHLD_3V4 = 0x0e,
-+ PCF50606_BVMC_DISDB = 0x10,
-+};
-+
-+enum pcf50606_reg_pwmc1 {
-+ PCF50606_PWMC1_ACTSET = 0x01,
-+ PCF50606_PWMC1_PWMDC_0_16 = 0x00,
-+ PCF50606_PWMC1_PWMDC_1_16 = 0x02,
-+ PCF50606_PWMC1_PWMDC_2_16 = 0x04,
-+ PCF50606_PWMC1_PWMDC_3_16 = 0x06,
-+ PCF50606_PWMC1_PWMDC_4_16 = 0x08,
-+ PCF50606_PWMC1_PWMDC_5_16 = 0x0a,
-+ PCF50606_PWMC1_PWMDC_6_16 = 0x0c,
-+ PCF50606_PWMC1_PWMDC_7_16 = 0x0e,
-+ PCF50606_PWMC1_PWMDC_8_16 = 0x10,
-+ PCF50606_PWMC1_PWMDC_9_16 = 0x12,
-+ PCF50606_PWMC1_PWMDC_10_16 = 0x14,
-+ PCF50606_PWMC1_PWMDC_11_16 = 0x16,
-+ PCF50606_PWMC1_PWMDC_12_16 = 0x18,
-+ PCF50606_PWMC1_PWMDC_13_16 = 0x1a,
-+ PCF50606_PWMC1_PWMDC_14_16 = 0x1c,
-+ PCF50606_PWMC1_PWMDC_15_16 = 0x1e,
-+ PCF50606_PWMC1_PRESC_512Hz = 0x20,
-+ PCF50606_PWMC1_PRESC_256Hz = 0x40,
-+ PCF50606_PWMC1_PRESC_64Hz = 0x60,
-+ PCF50606_PWMC1_PRESC_56kHz = 0x80,
-+ PCF50606_PWMC1_PRESC_28kHz = 0xa0,
-+ PCF50606_PWMC1_PRESC_14kHz = 0xc0,
-+ PCF50606_PWMC1_PRESC_7kHz = 0xe0,
-+};
-+#define PCF50606_PWMC1_CLK_SHIFT 5
-+#define PCF50606_PWMC1_DC_SHIFT 1
-+
-+#endif /* _PCF50606_H */
-+
-diff --git a/include/linux/i2c-id.h b/include/linux/i2c-id.h
-index e18017d..9b8ae78 100644
---- a/include/linux/i2c-id.h
-+++ b/include/linux/i2c-id.h
-@@ -167,6 +167,7 @@
- #define I2C_DRIVERID_FSCHER 1046
- #define I2C_DRIVERID_W83L785TS 1047
- #define I2C_DRIVERID_OV7670 1048 /* Omnivision 7670 camera */
-+#define I2C_DRIVERID_PCF50606 1049
-
- /*
- * ---- Adapter types ----------------------------------------------------
-diff --git a/include/linux/pcf50606.h b/include/linux/pcf50606.h
-new file mode 100644
-index 0000000..bc98e47
---- /dev/null
-+++ b/include/linux/pcf50606.h
-@@ -0,0 +1,108 @@
-+#ifndef _LINUX_PCF50606_H
-+#define _LINUX_PCF50606_H
-+
-+/* public in-kernel pcf50606 api */
-+enum pcf50606_regulator_id {
-+ PCF50606_REGULATOR_DCD,
-+ PCF50606_REGULATOR_DCDE,
-+ PCF50606_REGULATOR_DCUD,
-+ PCF50606_REGULATOR_D1REG,
-+ PCF50606_REGULATOR_D2REG,
-+ PCF50606_REGULATOR_D3REG,
-+ PCF50606_REGULATOR_LPREG,
-+ PCF50606_REGULATOR_IOREG,
-+ __NUM_PCF50606_REGULATORS
-+};
-+
-+struct pcf50606_data;
-+
-+/* This is an ugly construct on how to access the (currently single/global)
-+ * pcf50606 handle from other code in the kernel. I didn't really come up with
-+ * a more decent method of dynamically resolving this */
-+extern struct pcf50606_data *pcf50606_global;
-+
-+extern void
-+pcf50606_go_standby(void);
-+
-+extern void
-+pcf50606_gpo0_set(struct pcf50606_data *pcf, int on);
-+
-+extern int
-+pcf50606_gpo0_get(struct pcf50606_data *pcf);
-+
-+extern int
-+pcf50606_voltage_set(struct pcf50606_data *pcf,
-+ enum pcf50606_regulator_id reg,
-+ unsigned int millivolts);
-+extern unsigned int
-+pcf50606_voltage_get(struct pcf50606_data *pcf,
-+ enum pcf50606_regulator_id reg);
-+extern int
-+pcf50606_onoff_get(struct pcf50606_data *pcf,
-+ enum pcf50606_regulator_id reg);
-+
-+extern int
-+pcf50606_onoff_set(struct pcf50606_data *pcf,
-+ enum pcf50606_regulator_id reg, int on);
-+
-+extern void
-+pcf50606_charge_fast(struct pcf50606_data *pcf, int on);
-+
-+#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,
-+ __NUM_PMU_EVTS
-+};
-+
-+typedef int pmu_cb(struct device *dev, unsigned int feature,
-+ enum pmu_event event);
-+
-+#define PCF50606_FEAT_EXTON 0x00000001 /* not yet supported */
-+#define PCF50606_FEAT_MBC 0x00000002
-+#define PCF50606_FEAT_BBC 0x00000004 /* not yet supported */
-+#define PCF50606_FEAT_TSC 0x00000008 /* not yet supported */
-+#define PCF50606_FEAT_WDT 0x00000010
-+#define PCF50606_FEAT_ACD 0x00000020
-+#define PCF50606_FEAT_RTC 0x00000040
-+#define PCF50606_FEAT_PWM 0x00000080
-+#define PCF50606_FEAT_CHGCUR 0x00000100
-+#define PCF50606_FEAT_BATVOLT 0x00000200
-+#define PCF50606_FEAT_BATTEMP 0x00000400
-+#define PCF50606_FEAT_PWM_BL 0x00000800
-+
-+struct pcf50606_platform_data {
-+ /* general */
-+ unsigned int used_features;
-+ unsigned int onkey_seconds_required;
-+
-+ /* voltage regulator related */
-+ struct pmu_voltage_rail rails[__NUM_PCF50606_REGULATORS];
-+ unsigned int used_regulators;
-+
-+ /* charger related */
-+ unsigned int r_fix_batt;
-+ unsigned int r_fix_batt_par;
-+ unsigned int r_sense_milli;
-+
-+ /* backlight related */
-+ unsigned int init_brightness;
-+
-+ struct {
-+ u_int8_t mbcc3; /* charger voltage / current */
-+ } charger;
-+ pmu_cb *cb;
-+};
-+
-+#endif
---
-1.5.6.5
-
generated by cgit v1.1 at 2024-11-19 02:17:34 +0000