Hi Marek On 7/5/24 10:01, Marek Vasut wrote:
The RTL8211F PHY clock output is not used on DH STM32MP13xx DHCOR DHSBC board, disable it to improve EMI characteristics. Signed-off-by: Marek Vasut <marex@xxxxxxx> --- Cc: Alexandre Torgue <alexandre.torgue@xxxxxxxxxxx> Cc: Christophe Roullier <christophe.roullier@xxxxxxxxxxx> Cc: Conor Dooley <conor+dt@xxxxxxxxxx> Cc: Krzysztof Kozlowski <krzk+dt@xxxxxxxxxx> Cc: Maxime Coquelin <mcoquelin.stm32@xxxxxxxxx> Cc: Rob Herring <robh@xxxxxxxxxx> Cc: devicetree@xxxxxxxxxxxxxxx Cc: kernel@xxxxxxxxxxxxxxxxxx Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx Cc: linux-stm32@xxxxxxxxxxxxxxxxxxxxxxxxxxxx --- arch/arm/boot/dts/st/stm32mp135f-dhcor-dhsbc.dts | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm/boot/dts/st/stm32mp135f-dhcor-dhsbc.dts b/arch/arm/boot/dts/st/stm32mp135f-dhcor-dhsbc.dts index 3cc9ad88d61bc..425deb5641c17 100644 --- a/arch/arm/boot/dts/st/stm32mp135f-dhcor-dhsbc.dts +++ b/arch/arm/boot/dts/st/stm32mp135f-dhcor-dhsbc.dts @@ -96,6 +96,7 @@ ethphy1: ethernet-phy@1 { interrupt-parent = <&gpiog>; interrupts = <12 IRQ_TYPE_LEVEL_LOW>; reg = <1>; + realtek,clkout-disable; reset-assert-us = <15000>; reset-deassert-us = <55000>; reset-gpios = <&gpioa 11 GPIO_ACTIVE_LOW>; @@ -125,6 +126,7 @@ ethphy2: ethernet-phy@1 { interrupt-parent = <&gpiog>; interrupts = <15 IRQ_TYPE_LEVEL_LOW>; reg = <1>; + realtek,clkout-disable; reset-assert-us = <15000>; reset-deassert-us = <55000>; reset-gpios = <&gpiog 8 GPIO_ACTIVE_LOW>;
Applied on stm32-next. Regards Alex