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Message-Id: <20190424153916.30115-1-atull@kernel.org>
Date: Wed, 24 Apr 2019 10:39:15 -0500
From: Alan Tull <atull@...nel.org>
To: Dinh Nguyen <dinguyen@...nel.org>
Cc: linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
delicious.quinoa@...il.com, Alan Tull <atull@...nel.org>
Subject: [PATCH 1/2] 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 <atull@...nel.org>
---
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 @@
};
};
+ ref_033v: 033-v-ref {
+ compatible = "regulator-fixed";
+ regulator-name = "0.33V";
+ regulator-min-microvolt = <330000>;
+ regulator-max-microvolt = <330000>;
+ };
+
soc {
clkmgr@...04000 {
clocks {
@@ -128,6 +135,18 @@
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>;
--
2.21.0
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