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PCI: apple: Drop poll for CORE_RC_PHYIF_STAT_REFCLK

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This is checking a core refclk in per-port setup which doesn't make a
lot of sense, and the bootloader needs to have gone through this anyway.

It doesn't work on T602x, so just drop it across the board.

Signed-off-by: Hector Martin <marcan@marcan.st>
Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Tested-by: Janne Grunau <j@jannau.net>
Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Acked-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Link: https://patch.msgid.link/20250401091713.2765724-11-maz@kernel.org
This commit is contained in:
Hector Martin 2025-04-01 10:17:10 +01:00 committed by Manivannan Sadhasivam
parent 80b31fbbca
commit de9637c9f7
1 changed files with 0 additions and 6 deletions
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6
drivers/pci/controller/pcie-apple.c
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@ -475,12 +475,6 @@ static int apple_pcie_setup_refclk(struct apple_pcie *pcie,
u32 stat;
int res;
res = readl_relaxed_poll_timeout(pcie->base + CORE_RC_PHYIF_STAT, stat,
stat & CORE_RC_PHYIF_STAT_REFCLK,
100, 50000);
if (res < 0)
return res;
rmw_set(PHY_LANE_CTL_CFGACC, port->phy + PHY_LANE_CTL);
rmw_set(PHY_LANE_CFG_REFCLK0REQ, port->phy + PHY_LANE_CFG);