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Message-ID: <41d14f57-8db5-4639-930b-6853cf2344fd@amd.com>
Date: Tue, 6 Jan 2026 12:33:47 +0100
From: Michal Simek <michal.simek@....com>
To: linux-kernel@...r.kernel.org, monstr@...str.eu, git@....com
Cc: Conor Dooley <conor+dt@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>, Rob Herring <robh@...nel.org>,
"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS"
<devicetree@...r.kernel.org>,
"moderated list:ARM/ZYNQ ARCHITECTURE" <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH] arm64: zynqmp: Remove ina260 IIO description
On 12/15/25 09:02, Michal Simek wrote:
> Kernel has only hwmon driver that's why there is no reason to wire iio to
> hwmon converter which was describing out of tree ina260 IIO.
>
> Signed-off-by: Michal Simek <michal.simek@....com>
> ---
>
> Upstreaming of ina260 IIO driver was tried here.
> https://lore.kernel.org/all/20210322105056.30571-1-raviteja.narayanam@xilinx.com/
> ---
> arch/arm64/boot/dts/xilinx/zynqmp-sck-kd-g-revA.dtso | 6 ------
> arch/arm64/boot/dts/xilinx/zynqmp-sck-kr-g-revA.dtso | 6 ------
> arch/arm64/boot/dts/xilinx/zynqmp-sck-kr-g-revB.dtso | 6 ------
> arch/arm64/boot/dts/xilinx/zynqmp-sck-kv-g-revA.dtso | 6 ------
> arch/arm64/boot/dts/xilinx/zynqmp-sck-kv-g-revB.dtso | 6 ------
> 5 files changed, 30 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-sck-kd-g-revA.dtso b/arch/arm64/boot/dts/xilinx/zynqmp-sck-kd-g-revA.dtso
> index 02be5e1e8686..832dc5ab2458 100644
> --- a/arch/arm64/boot/dts/xilinx/zynqmp-sck-kd-g-revA.dtso
> +++ b/arch/arm64/boot/dts/xilinx/zynqmp-sck-kd-g-revA.dtso
> @@ -26,11 +26,6 @@ aliases {
> ethernet0 = "/axi/ethernet@...c0000"; /* &gem1 */
> };
>
> - ina260-u3 {
> - compatible = "iio-hwmon";
> - io-channels = <&u3 0>, <&u3 1>, <&u3 2>;
> - };
> -
> clk_26: clock2 { /* u17 - USB */
> compatible = "fixed-clock";
> #clock-cells = <0>;
> @@ -67,7 +62,6 @@ &i2c1 { /* I2C_SCK C26/C27 - MIO from SOM */
>
> u3: ina260@40 { /* u3 */
> compatible = "ti,ina260";
> - #io-channel-cells = <1>;
> label = "ina260-u14";
> reg = <0x40>;
> };
> diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-sck-kr-g-revA.dtso b/arch/arm64/boot/dts/xilinx/zynqmp-sck-kr-g-revA.dtso
> index b92dcb86e87e..b88efcce0162 100644
> --- a/arch/arm64/boot/dts/xilinx/zynqmp-sck-kr-g-revA.dtso
> +++ b/arch/arm64/boot/dts/xilinx/zynqmp-sck-kr-g-revA.dtso
> @@ -25,11 +25,6 @@ aliases {
> ethernet1 = "/axi/ethernet@...c0000"; /* &gem1 */
> };
>
> - ina260-u14 {
> - compatible = "iio-hwmon";
> - io-channels = <&u14 0>, <&u14 1>, <&u14 2>;
> - };
> -
> clk_27: clock0 { /* u86 - DP */
> compatible = "fixed-clock";
> #clock-cells = <0>;
> @@ -95,7 +90,6 @@ &i2c1 { /* I2C_SCK C26/C27 - MIO from SOM */
>
> u14: ina260@40 { /* u14 */
> compatible = "ti,ina260";
> - #io-channel-cells = <1>;
> label = "ina260-u14";
> reg = <0x40>;
> };
> diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-sck-kr-g-revB.dtso b/arch/arm64/boot/dts/xilinx/zynqmp-sck-kr-g-revB.dtso
> index 99ad220d13d6..817797b21679 100644
> --- a/arch/arm64/boot/dts/xilinx/zynqmp-sck-kr-g-revB.dtso
> +++ b/arch/arm64/boot/dts/xilinx/zynqmp-sck-kr-g-revB.dtso
> @@ -25,11 +25,6 @@ aliases {
> ethernet1 = "/axi/ethernet@...c0000"; /* &gem1 */
> };
>
> - ina260-u14 {
> - compatible = "iio-hwmon";
> - io-channels = <&u14 0>, <&u14 1>, <&u14 2>;
> - };
> -
> clk_125: clock0 { /* u87 - GEM0/1 */
> compatible = "fixed-clock";
> #clock-cells = <0>;
> @@ -96,7 +91,6 @@ &i2c1 { /* I2C_SCK C26/C27 - MIO from SOM */
>
> u14: ina260@40 { /* u14 */
> compatible = "ti,ina260";
> - #io-channel-cells = <1>;
> label = "ina260-u14";
> reg = <0x40>;
> };
> diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-sck-kv-g-revA.dtso b/arch/arm64/boot/dts/xilinx/zynqmp-sck-kv-g-revA.dtso
> index d7351a17d3e8..923a70d750bf 100644
> --- a/arch/arm64/boot/dts/xilinx/zynqmp-sck-kv-g-revA.dtso
> +++ b/arch/arm64/boot/dts/xilinx/zynqmp-sck-kv-g-revA.dtso
> @@ -32,11 +32,6 @@ aliases {
> ethernet0 = "/axi/ethernet@...e0000"; /* &gem3 */
> };
>
> - ina260-u14 {
> - compatible = "iio-hwmon";
> - io-channels = <&u14 0>, <&u14 1>, <&u14 2>;
> - };
> -
> si5332_0: si5332-0 { /* u17 */
> compatible = "fixed-clock";
> #clock-cells = <0>;
> @@ -96,7 +91,6 @@ &i2c1 { /* I2C_SCK C23/C24 - MIO from SOM */
>
> u14: ina260@40 { /* u14 */
> compatible = "ti,ina260";
> - #io-channel-cells = <1>;
> label = "ina260-u14";
> reg = <0x40>;
> };
> diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-sck-kv-g-revB.dtso b/arch/arm64/boot/dts/xilinx/zynqmp-sck-kv-g-revB.dtso
> index a4ae37ebaccf..563e750b0e08 100644
> --- a/arch/arm64/boot/dts/xilinx/zynqmp-sck-kv-g-revB.dtso
> +++ b/arch/arm64/boot/dts/xilinx/zynqmp-sck-kv-g-revB.dtso
> @@ -27,11 +27,6 @@ aliases {
> ethernet0 = "/axi/ethernet@...e0000"; /* &gem3 */
> };
>
> - ina260-u14 {
> - compatible = "iio-hwmon";
> - io-channels = <&u14 0>, <&u14 1>, <&u14 2>;
> - };
> -
> si5332_0: si5332-0 { /* u17 */
> compatible = "fixed-clock";
> #clock-cells = <0>;
> @@ -92,7 +87,6 @@ &i2c1 { /* I2C_SCK C23/C24 - MIO from SOM */
>
> u14: ina260@40 { /* u14 */
> compatible = "ti,ina260";
> - #io-channel-cells = <1>;
> label = "ina260-u14";
> reg = <0x40>;
> };
Applied.
M
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