Two more comments... On Tue, Aug 07, 2018 at 04:59:58PM +0300, Aapo Vienamo wrote: > Parse and program the HS400 DQS trim value from dt. Program a fallback > value in case the property is missing. "dt" -> "DT" because it is an abbreviation. > > Signed-off-by: Aapo Vienamo <avienamo@xxxxxxxxxx> > --- > drivers/mmc/host/sdhci-tegra.c | 32 +++++++++++++++++++++++++++++--- > 1 file changed, 29 insertions(+), 3 deletions(-) > > diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/host/sdhci-tegra.c [...] > @@ -545,20 +555,33 @@ static unsigned int tegra_sdhci_get_max_clock(struct sdhci_host *host) > return clk_round_rate(pltfm_host->clk, UINT_MAX); > } > > +static void tegra_sdhci_set_dqs_trim(struct sdhci_host *host, u8 val) > +{ > + u32 reg; > + > + reg = sdhci_readl(host, SDHCI_TEGRA_VENDOR_CAP_OVERRIDES); > + reg &= ~SDHCI_TEGRA_CAP_OVERRIDES_DQS_TRIM_MASK; > + reg |= val<<SDHCI_TEGRA_CAP_OVERRIDES_DQS_TRIM_SHIFT; Also, you should add spaces around '<<'. Thierry
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