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[U-Boot,27/27] arm64: zynqmp: Enable iio-hwmon for ina226 on zcu100

Message ID f17cfa94bab7e7c32c8959ccb2c6ad25e544958b.1571048173.git.michal.simek@xilinx.com
State Accepted
Commit f5c48644ba252c4bb68dce25d1bfc86368dc324f
Delegated to: Michal Simek
Headers show
Series arm64: zynqmp: Update DT files | expand

Commit Message

Michal Simek Oct. 14, 2019, 10:16 a.m. UTC 
ina226 hwmon driver is deprecated and it is recommended to use new iio
based driver. The patch is enabling iio-hwmon driver to export
functionality from IIO to hwmon interface to be able to use lm-sensors
package.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
---

 arch/arm/dts/zynqmp-zcu100-revC.dts | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)
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Patch

diff --git a/arch/arm/dts/zynqmp-zcu100-revC.dts b/arch/arm/dts/zynqmp-zcu100-revC.dts
index 5285f62d1a30..14aa98de73fe 100644
--- a/arch/arm/dts/zynqmp-zcu100-revC.dts
+++ b/arch/arm/dts/zynqmp-zcu100-revC.dts
@@ -124,6 +124,11 @@ 
 		compatible = "mmc-pwrseq-simple";
 		reset-gpios = <&gpio 7 GPIO_ACTIVE_LOW>; /* WIFI_EN */
 	};
+
+	ina226 {
+		compatible = "iio-hwmon";
+		io-channels = <&u35 0>, <&u35 1>, <&u35 2>, <&u35 3>;
+	};
 };
 
 &dcc {
@@ -216,8 +221,9 @@ 
 			#size-cells = <0>;
 			reg = <5>;
 			/* PS_PMBUS */
-			ina226@40 { /* u35 */
+			u35: ina226@40 { /* u35 */
 				compatible = "ti,ina226";
+				#io-channel-cells = <1>;
 				reg = <0x40>;
 				shunt-resistor = <10000>;
 				/* MIO31 is alert which should be routed to PMUFW */