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| Started by | Ritesh Harjani <riteshh@codeaurora.org> |
|---|---|
| First post | 2017-01-10 08:10 +0100 |
| Last post | 2017-01-10 08:10 +0100 |
| Articles | 1 — 1 participant |
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[RESEND PATCHv1 5/8] mmc: sdhci-msm: configure CORE_CSR_CDC_DELAY_CFG to recommended value Ritesh Harjani <riteshh@codeaurora.org> - 2017-01-10 08:10 +0100
| From | Ritesh Harjani <riteshh@codeaurora.org> |
|---|---|
| Date | 2017-01-10 08:10 +0100 |
| Subject | [RESEND PATCHv1 5/8] mmc: sdhci-msm: configure CORE_CSR_CDC_DELAY_CFG to recommended value |
| Message-ID | <sXYJb-6JW-3@gated-at.bofh.it> |
From: Subhash Jadavani <subhashj@codeaurora.org> Program CORE_CSR_CDC_DELAY_CFG for hardware recommended 1.25ns delay. We may see data CRC errors if it's programmed for any other delay value. Signed-off-by: Subhash Jadavani <subhashj@codeaurora.org> Signed-off-by: Ritesh Harjani <riteshh@codeaurora.org> --- drivers/mmc/host/sdhci-msm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/mmc/host/sdhci-msm.c b/drivers/mmc/host/sdhci-msm.c index a028568..84d29dd 100644 --- a/drivers/mmc/host/sdhci-msm.c +++ b/drivers/mmc/host/sdhci-msm.c @@ -679,7 +679,7 @@ static int sdhci_msm_cdclp533_calibration(struct sdhci_host *host) writel_relaxed(0x4, host->ioaddr + CORE_CSR_CDC_CAL_TIMER_CFG1); writel_relaxed(0xCB732020, host->ioaddr + CORE_CSR_CDC_REFCOUNT_CFG); writel_relaxed(0xB19, host->ioaddr + CORE_CSR_CDC_COARSE_CAL_CFG); - writel_relaxed(0x3AC, host->ioaddr + CORE_CSR_CDC_DELAY_CFG); + writel_relaxed(0x4E2, host->ioaddr + CORE_CSR_CDC_DELAY_CFG); writel_relaxed(0x0, host->ioaddr + CORE_CDC_OFFSET_CFG); writel_relaxed(0x16334, host->ioaddr + CORE_CDC_SLAVE_DDA_CFG); -- The Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, a Linux Foundation Collaborative Project.
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