Unless CX is declared as the power-domain of GCC, votes (power and
performance) on the GDSCs it provides will not propagate to the CX,
which might result in under-voltage conditions.

Add the missing power-domains property to associate GCC with RPMHPD_CX.

Fixes: d9d59d105f98 ("arm64: dts: qcom: Add initial Milos dtsi")
Signed-off-by: Abel Vesa <abel.vesa@oss.qualcomm.com>
---
 arch/arm64/boot/dts/qcom/milos.dtsi | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/milos.dtsi b/arch/arm64/boot/dts/qcom/milos.dtsi
index 67f8ef4d524a..eec82a69ddc2 100644
--- a/arch/arm64/boot/dts/qcom/milos.dtsi
+++ b/arch/arm64/boot/dts/qcom/milos.dtsi
@@ -804,6 +804,8 @@ gcc: clock-controller@100000 {
 				 <&ufs_mem_phy 2>,
 				 <0>; /* usb3_phy_wrapper_gcc_usb30_pipe_clk */
 
+			power-domains = <&rpmhpd RPMHPD_CX>;
+
 			#clock-cells = <1>;
 			#reset-cells = <1>;
 			#power-domain-cells = <1>;

-- 
2.48.1

On Fri, Mar 27, 2026 at 02:13:41PM +0200, Abel Vesa wrote:
> Unless CX is declared as the power-domain of GCC, votes (power and
> performance) on the GDSCs it provides will not propagate to the CX,
> which might result in under-voltage conditions.
> 
> Add the missing power-domains property to associate GCC with RPMHPD_CX.
> 
> Fixes: d9d59d105f98 ("arm64: dts: qcom: Add initial Milos dtsi")
> Signed-off-by: Abel Vesa <abel.vesa@oss.qualcomm.com>
> ---
>  arch/arm64/boot/dts/qcom/milos.dtsi | 2 ++
>  1 file changed, 2 insertions(+)
> 

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>


-- 
With best wishes
Dmitry

On 3/27/26 1:13 PM, Abel Vesa wrote:
> Unless CX is declared as the power-domain of GCC, votes (power and
> performance) on the GDSCs it provides will not propagate to the CX,
> which might result in under-voltage conditions.
> 
> Add the missing power-domains property to associate GCC with RPMHPD_CX.
> 
> Fixes: d9d59d105f98 ("arm64: dts: qcom: Add initial Milos dtsi")
> Signed-off-by: Abel Vesa <abel.vesa@oss.qualcomm.com>
> ---

Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>

Konrad