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| author | Marek Vasut <marek.vasut+renesas@gmail.com> | 2018-06-13 08:02:55 +0200 |
|---|---|---|
| committer | Marek Vasut <marex@denx.de> | 2018-12-03 12:51:17 +0100 |
| commit | d34bd2deda65f099b47305b4cecbdd58106884fe (patch) | |
| tree | 19ccdb4423aa0e316b865e12f87b2a18123afeee | |
| parent | ed427dab2ece45fd8921353c74a32c543d9f31eb (diff) | |
| download | u-boot-d34bd2deda65f099b47305b4cecbdd58106884fe.tar.gz | |
mmc: tmio: sdhi: Filter out HS400 on certain SoCs
Filter out HS400 support on SoCs where HS400 is not supported yet.
Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Cc: Masahiro Yamada <yamada.masahiro@socionext.com>
| -rw-r--r-- | drivers/mmc/renesas-sdhi.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/mmc/renesas-sdhi.c b/drivers/mmc/renesas-sdhi.c index f4283d055f..0cc6f27279 100644 --- a/drivers/mmc/renesas-sdhi.c +++ b/drivers/mmc/renesas-sdhi.c @@ -363,6 +363,23 @@ static ulong renesas_sdhi_clk_get_rate(struct tmio_sd_priv *priv) return clk_get_rate(&priv->clk); } +static void renesas_sdhi_filter_caps(struct udevice *dev) +{ + struct tmio_sd_plat *plat = dev_get_platdata(dev); + struct tmio_sd_priv *priv = dev_get_priv(dev); + + if (!(priv->caps & TMIO_SD_CAP_RCAR_GEN3)) + return; + + /* HS400 is not supported on H3 ES1.x and M3W ES1.0,ES1.1 */ + if (((rmobile_get_cpu_type() == RMOBILE_CPU_TYPE_R8A7795) && + (rmobile_get_cpu_rev_integer() <= 1)) || + ((rmobile_get_cpu_type() == RMOBILE_CPU_TYPE_R8A7796) && + (rmobile_get_cpu_rev_integer() == 1) && + (rmobile_get_cpu_rev_fraction() <= 1))) + plat->cfg.host_caps &= ~MMC_MODE_HS400; +} + static int renesas_sdhi_probe(struct udevice *dev) { struct tmio_sd_priv *priv = dev_get_priv(dev); @@ -407,6 +424,9 @@ static int renesas_sdhi_probe(struct udevice *dev) } ret = tmio_sd_probe(dev, quirks); + + renesas_sdhi_filter_caps(dev); + #if CONFIG_IS_ENABLED(MMC_HS200_SUPPORT) if (!ret && (priv->caps & TMIO_SD_CAP_RCAR_UHS)) renesas_sdhi_reset_tuning(priv); |