diff options
| author | Dinh Nguyen <dinguyen@opensource.altera.com> | 2015-09-22 14:50:37 -0500 |
|---|---|---|
| committer | Dinh Nguyen <dinguyen@opensource.altera.com> | 2015-10-06 04:42:34 -0500 |
| commit | 19c21388272a64c0cd5c4a6a24eca33507ee6d50 (patch) | |
| tree | 9d74f2f36f81c8472f9bc5fa8664cde2640991f0 | |
| parent | e7604ae277ffa49474336fc2c099225e36559002 (diff) | |
ARM: socfpga: dts: enable USB and I2C on Arria10 SoCDK
On the Arria10 Devkit, the I2C bus has a serial EEPROM and an RTC
hanging off it. Also, enable the USB node.
Signed-off-by: Dinh Nguyen <dinguyen@opensource.altera.com>
| -rw-r--r-- | arch/arm/boot/dts/socfpga_arria10_socdk.dtsi | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/socfpga_arria10_socdk.dtsi b/arch/arm/boot/dts/socfpga_arria10_socdk.dtsi index 99aa9a1c8af0..567df98f1bb5 100644 --- a/arch/arm/boot/dts/socfpga_arria10_socdk.dtsi +++ b/arch/arm/boot/dts/socfpga_arria10_socdk.dtsi @@ -70,6 +70,33 @@ status = "okay"; }; +&i2c1 { + speed-mode = <0>; + status = "okay"; + + /* + * adjust the falling times to decrease the i2c frequency to 50Khz + * because the LCD module does not work at the standard 100Khz + */ + i2c-sda-falling-time-ns = <6000>; + i2c-scl-falling-time-ns = <6000>; + + eeprom@51 { + compatible = "atmel,24c32"; + reg = <0x51>; + pagesize = <32>; + }; + + rtc@68 { + compatible = "dallas,ds1339"; + reg = <0x68>; + }; +}; + &uart1 { status = "okay"; }; + +&usb0 { + status = "okay"; +}; |