[PATCH v7 3/4] mmc: renesas-sdhi: Add SDHI quirks for R-Car M3-N and RZ/G2N
Biju Das
biju.das.jz at bp.renesas.com
Fri Nov 27 15:52:59 CET 2020
Add SDHI quirks for R-Car M3-N and RZ/G2N SoC.
Signed-off-by: Biju Das <biju.das.jz at bp.renesas.com>
Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj at bp.renesas.com>
---
v7:
* No Change.
v6:
* New patch. quirks using soc_device_match.
---
drivers/mmc/renesas-sdhi.c | 14 +++++++++++++-
1 file changed, 13 insertions(+), 1 deletion(-)
diff --git a/drivers/mmc/renesas-sdhi.c b/drivers/mmc/renesas-sdhi.c
index 7e3ea92cbf..b84cfaa9a3 100644
--- a/drivers/mmc/renesas-sdhi.c
+++ b/drivers/mmc/renesas-sdhi.c
@@ -890,6 +890,11 @@ static const struct renesas_sdhi_quirks sdhi_quirks_r8a7796_es13 = {
.hs400_calib_table = r8a7796_rev3_calib_table,
};
+static const struct renesas_sdhi_quirks sdhi_quirks_r8a77965 = {
+ .hs400_bad_taps = BIT(2) | BIT(3) | BIT(6) | BIT(7),
+ .hs400_calib_table = r8a77965_calib_table,
+};
+
/*
* Note for r8a7796 / r8a774a1: we can't distinguish ES1.1 and 1.2 as of now.
* So, we want to treat them equally and only have a match for ES1.2 to enforce
@@ -912,6 +917,9 @@ static const struct soc_attr sdhi_quirks_match[] = {
.revision = "ES1.3",
.data = &sdhi_quirks_r8a7796_es13
},
+ { .soc_id = "r8a774b1",
+ .data = &sdhi_quirks_r8a77965
+ },
{ .soc_id = "r8a7796",
.revision = "ES1.0",
.data = &sdhi_quirks_4tap_nohs400_b17_dtrend
@@ -928,6 +936,9 @@ static const struct soc_attr sdhi_quirks_match[] = {
.revision = "ES1.3",
.data = &sdhi_quirks_r8a7796_es13
},
+ { .soc_id = "r8a77965",
+ .data = &sdhi_quirks_r8a77965
+ },
{ /* Sentinel. */ },
};
@@ -957,7 +968,8 @@ static void renesas_sdhi_add_quirks(struct tmio_sd_plat *plat,
priv->adjust_hs400_enable = true;
priv->adjust_hs400_calib_table =
quirks->hs400_calib_table[!rmobile_is_gen3_mmc0(priv)];
- if (quirks == &sdhi_quirks_r8a7796_es12)
+ if (quirks == &sdhi_quirks_r8a7796_es12 ||
+ quirks == &sdhi_quirks_r8a77965)
priv->adjust_hs400_offset = 3;
else if (quirks == &sdhi_quirks_r8a7796_es13)
priv->adjust_hs400_offset = 0;
--
2.17.1
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