diff options
Diffstat (limited to 'drivers/mmc/host/sdhci-esdhc-imx.c')
| -rw-r--r-- | drivers/mmc/host/sdhci-esdhc-imx.c | 24 |
1 files changed, 13 insertions, 11 deletions
diff --git a/drivers/mmc/host/sdhci-esdhc-imx.c b/drivers/mmc/host/sdhci-esdhc-imx.c index d85a6a6f9e2..b1544a786eb 100644 --- a/drivers/mmc/host/sdhci-esdhc-imx.c +++ b/drivers/mmc/host/sdhci-esdhc-imx.c @@ -439,24 +439,20 @@ static void esdhc_writew_le(struct sdhci_host *host, u16 val, int reg) } else if (imx_data->socdata->flags & ESDHC_FLAG_STD_TUNING) { u32 v = readl(host->ioaddr + SDHCI_ACMD12_ERR); u32 m = readl(host->ioaddr + ESDHC_MIX_CTRL); - new_val = readl(host->ioaddr + ESDHC_TUNING_CTRL); + if (val & SDHCI_CTRL_TUNED_CLK) { + v |= ESDHC_MIX_CTRL_SMPCLK_SEL; + } else { + v &= ~ESDHC_MIX_CTRL_SMPCLK_SEL; + m &= ~ESDHC_MIX_CTRL_FBCLK_SEL; + } + if (val & SDHCI_CTRL_EXEC_TUNING) { - new_val |= ESDHC_STD_TUNING_EN | - ESDHC_TUNING_START_TAP; v |= ESDHC_MIX_CTRL_EXE_TUNE; m |= ESDHC_MIX_CTRL_FBCLK_SEL; } else { - new_val &= ~ESDHC_STD_TUNING_EN; v &= ~ESDHC_MIX_CTRL_EXE_TUNE; - m &= ~ESDHC_MIX_CTRL_FBCLK_SEL; } - if (val & SDHCI_CTRL_TUNED_CLK) - v |= ESDHC_MIX_CTRL_SMPCLK_SEL; - else - v &= ~ESDHC_MIX_CTRL_SMPCLK_SEL; - - writel(new_val, host->ioaddr + ESDHC_TUNING_CTRL); writel(v, host->ioaddr + SDHCI_ACMD12_ERR); writel(m, host->ioaddr + ESDHC_MIX_CTRL); } @@ -1038,6 +1034,12 @@ static int sdhci_esdhc_imx_probe(struct platform_device *pdev) if (imx_data->socdata->flags & ESDHC_FLAG_MAN_TUNING) sdhci_esdhc_ops.platform_execute_tuning = esdhc_executing_tuning; + + if (imx_data->socdata->flags & ESDHC_FLAG_STD_TUNING) + writel(readl(host->ioaddr + ESDHC_TUNING_CTRL) | + ESDHC_STD_TUNING_EN | ESDHC_TUNING_START_TAP, + host->ioaddr + ESDHC_TUNING_CTRL); + boarddata = &imx_data->boarddata; if (sdhci_esdhc_imx_probe_dt(pdev, boarddata) < 0) { if (!host->mmc->parent->platform_data) { |