[PATCH RFT] ARM: stm32mp: lxa: reuse USB nodes from upstream DT

[PATCH RFT] ARM: stm32mp: lxa: reuse USB nodes from upstream DT

[Ahmad Fatoum]

Disabling EHCI in favor of OHCI has been part of the TAC DT since a few
years back. Let's reuse the same DT description the kernel uses and see
what the fallout is.

Cc: Rouven Czerwinski <rouven.czerwinski@linaro.org>
Cc: Leonard Göhrs <l.goehrs@pengutronix.de>
Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de>
---
 arch/arm/dts/stm32mp153c-lxa-fairytux2.dtsi | 8 --------
 arch/arm/dts/stm32mp15xc-lxa-tac.dtsi       | 8 --------
 2 files changed, 16 deletions(-)

diff --git a/arch/arm/dts/stm32mp153c-lxa-fairytux2.dtsi b/arch/arm/dts/stm32mp153c-lxa-fairytux2.dtsi
index 2312dd08280e..701981358c68 100644
--- a/arch/arm/dts/stm32mp153c-lxa-fairytux2.dtsi
+++ b/arch/arm/dts/stm32mp153c-lxa-fairytux2.dtsi
@@ -83,14 +83,6 @@ last_chosen@10 {
 	};
 };
 
-&usbh_ehci {
-	status = "disabled";
-};
-
-&usbh_ohci {
-	status = "okay";
-};
-
 &baseboard_eeprom {
 	partitions {
 		compatible = "fixed-partitions";
diff --git a/arch/arm/dts/stm32mp15xc-lxa-tac.dtsi b/arch/arm/dts/stm32mp15xc-lxa-tac.dtsi
index 0cb66500db47..6bd119a799e0 100644
--- a/arch/arm/dts/stm32mp15xc-lxa-tac.dtsi
+++ b/arch/arm/dts/stm32mp15xc-lxa-tac.dtsi
@@ -128,11 +128,3 @@ backend_state_emmc: partition@c0000 {
 		};
 	};
 };
-
-&usbh_ehci {
-	status = "disabled";
-};
-
-&usbh_ohci {
-	status = "okay";
-};
-- 
2.47.3

Re: [PATCH RFT] ARM: stm32mp: lxa: reuse USB nodes from upstream DT

[Ahmad Fatoum]

Hi,

On 1/20/26 2:17 PM, Ahmad Fatoum wrote:
> Disabling EHCI in favor of OHCI has been part of the TAC DT since a few
> years back. Let's reuse the same DT description the kernel uses and see
> what the fallout is.
> 
> Cc: Rouven Czerwinski <rouven.czerwinski@linaro.org>
> Cc: Leonard Göhrs <l.goehrs@pengutronix.de>
> Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de>

Leonard reported off-list that this worked for him on the LXA TAC, so I
think this is ok to merge.

Cheers,
Ahmad

> ---
>  arch/arm/dts/stm32mp153c-lxa-fairytux2.dtsi | 8 --------
>  arch/arm/dts/stm32mp15xc-lxa-tac.dtsi       | 8 --------
>  2 files changed, 16 deletions(-)
> 
> diff --git a/arch/arm/dts/stm32mp153c-lxa-fairytux2.dtsi b/arch/arm/dts/stm32mp153c-lxa-fairytux2.dtsi
> index 2312dd08280e..701981358c68 100644
> --- a/arch/arm/dts/stm32mp153c-lxa-fairytux2.dtsi
> +++ b/arch/arm/dts/stm32mp153c-lxa-fairytux2.dtsi
> @@ -83,14 +83,6 @@ last_chosen@10 {
>  	};
>  };
>  
> -&usbh_ehci {
> -	status = "disabled";
> -};
> -
> -&usbh_ohci {
> -	status = "okay";
> -};
> -
>  &baseboard_eeprom {
>  	partitions {
>  		compatible = "fixed-partitions";
> diff --git a/arch/arm/dts/stm32mp15xc-lxa-tac.dtsi b/arch/arm/dts/stm32mp15xc-lxa-tac.dtsi
> index 0cb66500db47..6bd119a799e0 100644
> --- a/arch/arm/dts/stm32mp15xc-lxa-tac.dtsi
> +++ b/arch/arm/dts/stm32mp15xc-lxa-tac.dtsi
> @@ -128,11 +128,3 @@ backend_state_emmc: partition@c0000 {
>  		};
>  	};
>  };
> -
> -&usbh_ehci {
> -	status = "disabled";
> -};
> -
> -&usbh_ohci {
> -	status = "okay";
> -};

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