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/Linux-v6.1/drivers/rtc/
Drtc-pcf2127.c3 * An I2C and SPI driver for the NXP PCF2127/29 RTC
13 * Datasheet: https://www.nxp.com/docs/en/data-sheet/PCF2127.pdf
83 * PCF2127 has 512 bytes general-purpose static RAM (SRAM) that is
104 struct pcf2127 { struct
114 * In the routines that deal directly with the pcf2127 hardware, we use argument
119 struct pcf2127 *pcf2127 = dev_get_drvdata(dev); in pcf2127_rtc_read_time() local
127 ret = regmap_bulk_read(pcf2127->regmap, PCF2127_REG_CTRL3, in pcf2127_rtc_read_time()
178 struct pcf2127 *pcf2127 = dev_get_drvdata(dev); in pcf2127_rtc_set_time() local
202 err = regmap_bulk_write(pcf2127->regmap, PCF2127_REG_SC, buf, i); in pcf2127_rtc_set_time()
215 struct pcf2127 *pcf2127 = dev_get_drvdata(dev); in pcf2127_rtc_ioctl() local
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DKconfig907 tristate "NXP PCF2127"
913 If you say yes here you get support for the NXP PCF2127/29 RTC
918 PCF2127 has an additional feature of 512 bytes battery backed
922 will be called rtc-pcf2127.
DMakefile123 obj-$(CONFIG_RTC_DRV_PCF2127) += rtc-pcf2127.o
/Linux-v6.1/Documentation/devicetree/bindings/rtc/
Dnxp,pcf2127.yaml4 $id: http://devicetree.org/schemas/rtc/nxp,pcf2127.yaml#
7 title: NXP PCF2127 Real Time Clock
17 const: nxp,pcf2127
43 compatible = "nxp,pcf2127";
/Linux-v6.1/arch/arm/boot/dts/
Dimx7d-flex-concentrator.dts114 pcf2127: rtc@0 { label
115 compatible = "nxp,pcf2127";
311 * External watchdog feature provided by pcf2127.
Dimx6dl-eckelmann-ci4x10.dts125 compatible = "nxp,pcf2127";