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authormokopatches <mokopatches@openmoko.org>2008-11-19 17:03:09 +0000
committerwarmcat <andy@warmcat.com>2008-11-19 17:03:09 +0000
commit5027687a92982241ce930ff3c04a38a973f9030e (patch)
treebb86113f2fdec5554c746ce667a4023f4694ef3c /include
parent6c6a2b5bb5badea6648bed6bf0dc1033419f5397 (diff)
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>
Diffstat (limited to 'include')
-rw-r--r--include/linux/i2c-id.h1
-rw-r--r--include/linux/pcf50606.h108
2 files changed, 109 insertions, 0 deletions
diff --git a/include/linux/i2c-id.h b/include/linux/i2c-id.h
index 01d67ba9e98..0709642816c 100644
--- a/include/linux/i2c-id.h
+++ b/include/linux/i2c-id.h
@@ -83,6 +83,7 @@
#define I2C_DRIVERID_CS5345 96 /* cs5345 audio processor */
#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 00000000000..bc98e476128
--- /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