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arm64: dts: mediatek: mt8195: Remove suspend-breaking reset from pcie0

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When test suspend resume with 6.8 based kernel, system can't resume
and I got below error which can be also reproduced with 6.16 rc6+
kernel.

mtk-pcie-gen3 112f0000.pcie: PCIe link down, current LTSSM state: detect.quiet (0x0)
mtk-pcie-gen3 112f0000.pcie: PM: dpm_run_callback(): genpd_resume_noirq returns -110
mtk-pcie-gen3 112f0000.pcie: PM: failed to resume noirq: error -110

After investigation, looks pcie0 has the same problem as pcie1 as
decribed in commit 3d7fdd8e38 ("arm64: dts: mediatek: mt8195:
Remove suspend-breaking reset from pcie1").

Fixes: ecc0af6a3f ("arm64: dts: mt8195: Add pcie and pcie phy nodes")
Signed-off-by: Guoqing Jiang <guoqing.jiang@canonical.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: Macpaul Lin <macpaul.lin@mediatek.com>
Link: https://lore.kernel.org/r/20250721095959.57703-1-guoqing.jiang@canonical.com
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
This commit is contained in:
Guoqing Jiang 2025-07-21 17:59:59 +08:00 committed by Matthias Brugger
parent 8f5ae30d69
commit 3374b5fb26
1 changed files with 0 additions and 3 deletions
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3
arch/arm64/boot/dts/mediatek/mt8195.dtsi
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@ -1588,9 +1588,6 @@ pcie0: pcie@112f0000 {
power-domains = <&spm MT8195_POWER_DOMAIN_PCIE_MAC_P0>;
resets = <&infracfg_ao MT8195_INFRA_RST2_PCIE_P0_SWRST>;
reset-names = "mac";
#interrupt-cells = <1>;
interrupt-map-mask = <0 0 0 7>;
interrupt-map = <0 0 0 1 &pcie_intc0 0>,