[PATCH 01/13] mmc: renesas-sdhi: R-Car M3 r1.3 also uses 4 tuning taps
Marek Vasut
marek.vasut+renesas at mailbox.org
Thu Jan 26 21:05:55 CET 2023
From: Hai Pham <hai.pham.ud at renesas.com>
Early ES revisions of M3-W SoCs requires 4-tap HS400. Reflect the status
from datasheet.
Reviewed-by: Marek Vasut <marek.vasut+renesas at mailbox.org>
Signed-off-by: Hai Pham <hai.pham.ud at renesas.com>
Signed-off-by: Marek Vasut <marek.vasut+renesas at mailbox.org>
---
drivers/mmc/renesas-sdhi.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/mmc/renesas-sdhi.c b/drivers/mmc/renesas-sdhi.c
index 9ad92648a34..9f8a272d03d 100644
--- a/drivers/mmc/renesas-sdhi.c
+++ b/drivers/mmc/renesas-sdhi.c
@@ -934,12 +934,12 @@ static void renesas_sdhi_filter_caps(struct udevice *dev)
r8a77990_calib_table[!rmobile_is_gen3_mmc0(priv)];
}
- /* H3 ES1.x, ES2.0 and M3W ES1.0, ES1.1, ES1.2 uses 4 tuning taps */
+ /* H3 ES1.x, ES2.0 and M3W ES1.[0123] 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)))
+ (rmobile_get_cpu_rev_fraction() <= 3)))
priv->nrtaps = 4;
else
priv->nrtaps = 8;
--
2.39.0
More information about the U-Boot
mailing list