1Epson RX6110 Real Time Clock 2============================ 3 4The Epson RX6110 can be used with SPI or I2C busses. The kind of 5bus depends on the SPISEL pin and can not be configured via software. 6 7I2C mode 8-------- 9 10Required properties: 11 - compatible: should be: "epson,rx6110" 12 - reg : the I2C address of the device for I2C 13 14Example: 15 16 rtc: rtc@32 { 17 compatible = "epson,rx6110" 18 reg = <0x32>; 19 }; 20 21SPI mode 22-------- 23 24Required properties: 25 - compatible: should be: "epson,rx6110" 26 - reg: chip select number 27 - spi-cs-high: RX6110 needs chipselect high 28 - spi-cpha: RX6110 works with SPI shifted clock phase 29 - spi-cpol: RX6110 works with SPI inverse clock polarity 30 31Example: 32 33 rtc: rtc@3 { 34 compatible = "epson,rx6110" 35 reg = <3> 36 spi-cs-high; 37 spi-cpha; 38 spi-cpol; 39 }; 40