This is a note to let you know that I've just added the patch titled powerpc: dts: t208x: Disable 10G on MAC1 and MAC2 to the 5.10-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: powerpc-dts-t208x-disable-10g-on-mac1-and-mac2.patch and it can be found in the queue-5.10 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit 7864a0d76080b9c60a8b4ebae3d9a53c89695977 Author: Sean Anderson <sean.anderson@xxxxxxxx> Date: Fri Dec 16 12:29:37 2022 -0500 powerpc: dts: t208x: Disable 10G on MAC1 and MAC2 [ Upstream commit 8d8bee13ae9e316443c6666286360126a19c8d94 ] There aren't enough resources to run these ports at 10G speeds. Disable 10G for these ports, reverting to the previous speed. Fixes: 36926a7d70c2 ("powerpc: dts: t208x: Mark MAC1 and MAC2 as 10G") Reported-by: Camelia Alexandra Groza <camelia.groza@xxxxxxx> Signed-off-by: Sean Anderson <sean.anderson@xxxxxxxx> Reviewed-by: Camelia Groza <camelia.groza@xxxxxxx> Tested-by: Camelia Groza <camelia.groza@xxxxxxx> Link: https://lore.kernel.org/r/20221216172937.2960054-1-sean.anderson@xxxxxxxx Signed-off-by: Jakub Kicinski <kuba@xxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/arch/powerpc/boot/dts/fsl/t2081si-post.dtsi b/arch/powerpc/boot/dts/fsl/t2081si-post.dtsi index 74e17e134387d..27714dc2f04a5 100644 --- a/arch/powerpc/boot/dts/fsl/t2081si-post.dtsi +++ b/arch/powerpc/boot/dts/fsl/t2081si-post.dtsi @@ -659,3 +659,19 @@ L2_1: l2-cache-controller@c20000 { interrupts = <16 2 1 9>; }; }; + +&fman0_rx_0x08 { + /delete-property/ fsl,fman-10g-port; +}; + +&fman0_tx_0x28 { + /delete-property/ fsl,fman-10g-port; +}; + +&fman0_rx_0x09 { + /delete-property/ fsl,fman-10g-port; +}; + +&fman0_tx_0x29 { + /delete-property/ fsl,fman-10g-port; +};