diff mbox series

[5/5] ARM: dts: imx50: Fix the numbering of the I2C controllers

Message ID 20190319152421.16179-6-j.neuschaefer@gmx.net
State New
Headers show
Series ARM: Initial devicetree for Kobo Aura | expand

Commit Message

Jonathan Neuschäfer March 19, 2019, 3:24 p.m. UTC
Ensure that the i2c buses are reported to userspace (for example to
i2cdetect) in the same order as they are numbered in the SoC's
documentation by adding aliases to the devicetree.

Signed-off-by: Jonathan Neuschäfer <j.neuschaefer@gmx.net>
---
 arch/arm/boot/dts/imx50.dtsi | 3 +++
 1 file changed, 3 insertions(+)

--
2.20.1

Comments

Shawn Guo March 22, 2019, 1:46 a.m. UTC | #1
On Tue, Mar 19, 2019 at 04:24:20PM +0100, Jonathan Neuschäfer wrote:
> Ensure that the i2c buses are reported to userspace (for example to
> i2cdetect) in the same order as they are numbered in the SoC's
> documentation by adding aliases to the devicetree.
> 
> Signed-off-by: Jonathan Neuschäfer <j.neuschaefer@gmx.net>

Alexander already sent a patch [1] covering i2c.  But I'm not sure why
i2c3 is missing there.

Shawn

[1] https://www.spinics.net/lists/devicetree/msg278684.html

> ---
>  arch/arm/boot/dts/imx50.dtsi | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/imx50.dtsi b/arch/arm/boot/dts/imx50.dtsi
> index e5632ce24ba0..8cab0ab3bd4e 100644
> --- a/arch/arm/boot/dts/imx50.dtsi
> +++ b/arch/arm/boot/dts/imx50.dtsi
> @@ -26,6 +26,9 @@
>  		gpio3 = &gpio4;
>  		gpio4 = &gpio5;
>  		gpio5 = &gpio6;
> +		i2c0 = &i2c1;
> +		i2c1 = &i2c2;
> +		i2c2 = &i2c3;
>  		serial0 = &uart1;
>  		serial1 = &uart2;
>  		serial2 = &uart3;
> --
> 2.20.1
>
diff mbox series

Patch

diff --git a/arch/arm/boot/dts/imx50.dtsi b/arch/arm/boot/dts/imx50.dtsi
index e5632ce24ba0..8cab0ab3bd4e 100644
--- a/arch/arm/boot/dts/imx50.dtsi
+++ b/arch/arm/boot/dts/imx50.dtsi
@@ -26,6 +26,9 @@ 
 		gpio3 = &gpio4;
 		gpio4 = &gpio5;
 		gpio5 = &gpio6;
+		i2c0 = &i2c1;
+		i2c1 = &i2c2;
+		i2c2 = &i2c3;
 		serial0 = &uart1;
 		serial1 = &uart2;
 		serial2 = &uart3;