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/linux/drivers/misc/
H A Dtps6594-pfsm.c3 * PFSM (Pre-configurable Finite State Machine) driver for TI TPS65224/TPS6594/TPS6593/LP8764 PMICs
53 struct tps6594_pfsm *pfsm = TPS6594_FILE_TO_PFSM(f); in tps6594_pfsm_read() local
67 ret = regmap_read(pfsm->regmap, pos + i, &val); in tps6594_pfsm_read()
83 struct tps6594_pfsm *pfsm = TPS6594_FILE_TO_PFSM(f); in tps6594_pfsm_write() local
100 ret = regmap_write(pfsm->regmap, pos + i, val); in tps6594_pfsm_write()
135 struct tps6594_pfsm *pfsm = TPS6594_FILE_TO_PFSM(f); in tps6594_pfsm_ioctl() local
144 if (pfsm->chip_id != TPS65224) { in tps6594_pfsm_ioctl()
145 ret = regmap_clear_bits(pfsm->regmap, TPS6594_REG_RTC_CTRL_2, in tps6594_pfsm_ioctl()
153 ret = regmap_write_bits(pfsm->regmap, TPS6594_REG_FSM_I2C_TRIGGERS, in tps6594_pfsm_ioctl()
158 if (pfsm->chip_id == TPS65224) in tps6594_pfsm_ioctl()
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/linux/Documentation/misc-devices/
H A Dtps6594-pfsm.rst4 Texas Instruments TPS6594 PFSM driver
12 Strictly speaking, PFSM (Pre-configurable Finite State Machine) is not
19 The PFSM driver can be used to trigger transitions between configured
32 drivers/misc/tps6594-pfsm.c
74 # ls /dev/pfsm*
78 # hexdump -C /dev/pfsm-0-0x48
80 See PFSM events::
87 samples/pfsm/pfsm-wakeup.c
H A Dindex.rst28 tps6594-pfsm
/linux/samples/pfsm/
H A Dpfsm-wakeup.c3 * TPS6594 PFSM userspace example
25 #define PMIC_A "/dev/pfsm-0-0x48"
26 #define PMIC_B "/dev/pfsm-0-0x4c"
27 #define PMIC_C "/dev/pfsm-2-0x58"
47 perror("Failed to open PFSM device."); in main()
H A D.gitignore2 /pfsm-wakeup
H A DMakefile2 userprogs-always-y += pfsm-wakeup
/linux/samples/
H A DKconfig255 bool "Build example program working with TPS6594 PFSM driver"
259 Build a sample program to work with PFSM devices.
H A DMakefile36 obj-$(CONFIG_SAMPLE_TPS6594_PFSM) += pfsm/
/linux/drivers/mfd/
H A Dtps6594-core.c129 MFD_CELL_RES("tps6594-pfsm", tps6594_pfsm_resources),
340 MFD_CELL_RES("tps6594-pfsm", tps65224_pfsm_resources),
551 * If CRC is not already enabled, force PFSM I2C_2 trigger to enable it in tps6594_set_crc_feature()
560 * Wait for PFSM to process trigger. in tps6594_set_crc_feature()