1 Epson RX6110 Real Time Clock 1 Epson RX6110 Real Time Clock
2 ============================ 2 ============================
3 3
4 The Epson RX6110 can be used with SPI or I2C b 4 The Epson RX6110 can be used with SPI or I2C busses. The kind of
5 bus depends on the SPISEL pin and can not be c 5 bus depends on the SPISEL pin and can not be configured via software.
6 6
7 I2C mode 7 I2C mode
8 -------- 8 --------
9 9
10 Required properties: 10 Required properties:
11 - compatible: should be: "epson,rx6110" 11 - compatible: should be: "epson,rx6110"
12 - reg : the I2C address of the device for I2 12 - reg : the I2C address of the device for I2C
13 13
14 Example: 14 Example:
15 15
16 rtc: rtc@32 { 16 rtc: rtc@32 {
17 compatible = "epson,rx6110" 17 compatible = "epson,rx6110"
18 reg = <0x32>; 18 reg = <0x32>;
19 }; 19 };
20 20
21 SPI mode 21 SPI mode
22 -------- 22 --------
23 23
24 Required properties: 24 Required properties:
25 - compatible: should be: "epson,rx6110" 25 - compatible: should be: "epson,rx6110"
26 - reg: chip select number 26 - reg: chip select number
27 - spi-cs-high: RX6110 needs chipselect high 27 - spi-cs-high: RX6110 needs chipselect high
28 - spi-cpha: RX6110 works with SPI shifted cl 28 - spi-cpha: RX6110 works with SPI shifted clock phase
29 - spi-cpol: RX6110 works with SPI inverse cl 29 - spi-cpol: RX6110 works with SPI inverse clock polarity
30 30
31 Example: 31 Example:
32 32
33 rtc: rtc@3 { 33 rtc: rtc@3 {
34 compatible = "epson,rx6110" 34 compatible = "epson,rx6110"
35 reg = <3> 35 reg = <3>
36 spi-cs-high; 36 spi-cs-high;
37 spi-cpha; 37 spi-cpha;
38 spi-cpol; 38 spi-cpol;
39 }; 39 };
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.