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phy: qcom-qmp-ufs: increase ready 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/20221012085002.24099-12-johan+linaro@kernel.org
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Johan Hovold
2022-10-12 10:49:54 +02:00
committed by Vinod Koul
parent 2f561b687c
commit 7516edbfaf
1 changed files with 1 additions and 1 deletions
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2
drivers/phy/qualcomm/phy-qcom-qmp-ufs.c
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@@ -937,7 +937,7 @@ static int qmp_ufs_power_on(struct phy *phy)
qphy_setbits(pcs, cfg->regs[QPHY_START_CTRL], cfg->start_ctrl); qphy_setbits(pcs, cfg->regs[QPHY_START_CTRL], cfg->start_ctrl);
status = pcs + cfg->regs[QPHY_PCS_READY_STATUS]; status = pcs + cfg->regs[QPHY_PCS_READY_STATUS];
ret = readl_poll_timeout(status, val, (val & PCS_READY), 10, ret = readl_poll_timeout(status, val, (val & PCS_READY), 200,
PHY_INIT_COMPLETE_TIMEOUT); PHY_INIT_COMPLETE_TIMEOUT);
if (ret) { if (ret) {
dev_err(qmp->dev, "phy initialization timed-out\n"); dev_err(qmp->dev, "phy initialization timed-out\n");