From d9b9f805ee2b63a9d0297c11e168cb303f15f717 Mon Sep 17 00:00:00 2001 From: Alan Tull Date: Wed, 24 Apr 2019 10:39:15 -0500 Subject: [PATCH] ARM: dts: socfpga: add ltc2497 on arria10 devkit Add the two ltc2497 devices that are on the SoCFPGA Arria10 Socdk board at addresses 0x14 and 0x16. Signed-off-by: Alan Tull Signed-off-by: Dinh Nguyen --- arch/arm/boot/dts/socfpga_arria10_socdk.dtsi | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/arch/arm/boot/dts/socfpga_arria10_socdk.dtsi b/arch/arm/boot/dts/socfpga_arria10_socdk.dtsi index 360dae5a5b12..0efbeccc5cd2 100644 --- a/arch/arm/boot/dts/socfpga_arria10_socdk.dtsi +++ b/arch/arm/boot/dts/socfpga_arria10_socdk.dtsi @@ -48,6 +48,13 @@ a10sr_led3 { }; }; + ref_033v: 033-v-ref { + compatible = "regulator-fixed"; + regulator-name = "0.33V"; + regulator-min-microvolt = <330000>; + regulator-max-microvolt = <330000>; + }; + soc { clkmgr@ffd04000 { clocks { @@ -128,6 +135,18 @@ &i2c1 { i2c-sda-falling-time-ns = <6000>; i2c-scl-falling-time-ns = <6000>; + adc@14 { + compatible = "lltc,ltc2497"; + reg = <0x14>; + vref-supply = <&ref_033v>; + }; + + adc@16 { + compatible = "lltc,ltc2497"; + reg = <0x16>; + vref-supply = <&ref_033v>; + }; + eeprom@51 { compatible = "atmel,24c32"; reg = <0x51>;