Re: [PATCH 3/3] arm64: dts: qcom: eliza: Disable UFS MCQ mode

[Konrad Dybcio]

On 3/22/26 5:08 PM, Abel Vesa wrote:
> The UFS MCQ mode is currently not functional in the driver. Eliza is
> the first platform enabling it, which results in UFS failures at runtime
> with errors such as:
> 
>   ufshcd-qcom 1d84000.ufshc: ufshcd_abort: Device abort task at tag 4
>   ufs_device_wlun 0:0:0:49488: tag#4 CDB: opcode=0x1b 1b 00 00 00 10 00
> 
> The failures occur when accessing the UFS device, while the controller
> and PHY initialize correctly.
> 
> Disable MCQ mode by removing the corresponding register range. This can
> be reverted once MCQ support is fixed in the driver.
> 
> Fixes: db7fe6963466 ("arm64: dts: qcom: Introduce Eliza Soc base dtsi")
> Signed-off-by: Abel Vesa <abel.vesa@xxxxxxxxxxxxxxxx>
> ---

+Mani any idea?

Konrad

>  arch/arm64/boot/dts/qcom/eliza.dtsi | 6 ++----
>  1 file changed, 2 insertions(+), 4 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/qcom/eliza.dtsi b/arch/arm64/boot/dts/qcom/eliza.dtsi
> index fab603cd8e42..60a3c861a5c0 100644
> --- a/arch/arm64/boot/dts/qcom/eliza.dtsi
> +++ b/arch/arm64/boot/dts/qcom/eliza.dtsi
> @@ -743,10 +743,8 @@ ufs_mem_hc: ufshc@1d84000 {
>  			compatible = "qcom,eliza-ufshc",
>  				     "qcom,ufshc",
>  				     "jedec,ufs-2.0";
> -			reg = <0x0 0x01d84000 0x0 0x3000>,
> -			      <0x0 0x01da0000 0x0 0x15000>;
> -			reg-names = "std",
> -				    "mcq";
> +			reg = <0x0 0x01d84000 0x0 0x3000>;
> +			reg-names = "std";
>  
>  			interrupts = <GIC_SPI 265 IRQ_TYPE_LEVEL_HIGH>;
>  
>