From 810998871aba753b2f233a397981fd4141a8c98c Mon Sep 17 00:00:00 2001 From: Marek Vasut Date: Sat, 23 Nov 2019 13:36:19 +0100 Subject: [PATCH] mmc: tmio: sdhi: Use 4 tuning taps on M3W up to ES1.2 The M3W up to ES1.2 uses 4 tuning taps for HS400, make it so. Signed-off-by: Marek Vasut Cc: Masahiro Yamada --- drivers/mmc/renesas-sdhi.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/drivers/mmc/renesas-sdhi.c b/drivers/mmc/renesas-sdhi.c index 2f34173d03..3f20a690a2 100644 --- a/drivers/mmc/renesas-sdhi.c +++ b/drivers/mmc/renesas-sdhi.c @@ -622,9 +622,12 @@ static void renesas_sdhi_filter_caps(struct udevice *dev) priv->adjust_hs400_calibrate = 0x2; } - /* H3 ES2.0 uses 4 tuning taps */ - if ((rmobile_get_cpu_type() == RMOBILE_CPU_TYPE_R8A7795) && - (rmobile_get_cpu_rev_integer() == 2)) + /* H3 ES1.x, ES2.0 and M3W ES1.0, ES1.1, ES1.2 uses 4 tuning taps */ + if (((rmobile_get_cpu_type() == RMOBILE_CPU_TYPE_R8A7795) && + (rmobile_get_cpu_rev_integer() <= 2)) || + ((rmobile_get_cpu_type() == RMOBILE_CPU_TYPE_R8A7796) && + (rmobile_get_cpu_rev_integer() == 1) && + (rmobile_get_cpu_rev_fraction() <= 2))) priv->nrtaps = 4; else priv->nrtaps = 8; -- 2.25.1