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phy: qcom-qmp-usb: increase status polling period

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It typically takes between one and two milliseconds for the PHY to
become ready after starting it. Increase the tight 3--10 us polling
period to the more reasonable 51--200 us.

Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
Link: https://lore.kernel.org/r/20221012085002.24099-14-johan+linaro@kernel.org
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Johan Hovold 2022-10-12 10:49:56 +02:00 committed by Vinod Koul
parent f5ef85adec
commit 7612890b9d
1 changed files with 1 additions and 1 deletions
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2
drivers/phy/qualcomm/phy-qcom-qmp-usb.c
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@ -2163,7 +2163,7 @@ static int qmp_usb_power_on(struct phy *phy)
qphy_setbits(pcs, cfg->regs[QPHY_START_CTRL], cfg->start_ctrl);
status = pcs + cfg->regs[QPHY_PCS_STATUS];
ret = readl_poll_timeout(status, val, !(val & PHYSTATUS), 10,
ret = readl_poll_timeout(status, val, !(val & PHYSTATUS), 200,
PHY_INIT_COMPLETE_TIMEOUT);
if (ret) {
dev_err(qmp->dev, "phy initialization timed-out\n");