Re: [PATCH] clk: qcom: gcc: Set FORCE_MEM_CORE_ON/FORCE_PERIPH_CORE_ON for PCIe pipe clocks
From: Manivannan Sadhasivam
Date: Fri Sep 18 2026 - 02:31:16 EST
On Tue, Jul 14, 2026 at 11:23:13PM -0700, Qiang Yu wrote:
> Setting FORCE_MEM_CORE_ON and FORCE_PERIPH_CORE_ON for the PCIe PIPE
> clocks so that the inbound data path works correctly.
>
> Without this, the PCIe link can come up but the endpoint can not access
> host memory, with the host sometimes seeing a completion timeout
> reported by the EP, even though the host can still read the EP's config
> space.
>
> This issue is seen on QDU1000, Kaanapali, Glymur and Nord. Hence, apply
> FORCE_MEM_CORE_ON/FORCE_PERIPH_CORE_ON to all PCIe pipe clocks on these
> platforms.
>
> Signed-off-by: Qiang Yu <qiang.yu@xxxxxxxxxxxxxxxx>
Acked-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxxxxxxxx>
- Mani
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