diff options
| author | Wolfram Sang <wsa+renesas@sang-engineering.com> | 2019-06-06 14:35:35 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-06-25 06:34:44 +0300 |
| commit | 952202198396c47bc42144fa6f7bde8510eee9e5 (patch) | |
| tree | 0970f1cfffb84d7138302911ad35aa24bd50c659 /drivers/mmc | |
| parent | a7f0a215d7d351f009d05563a56252d424c99c5e (diff) | |
| download | linux-952202198396c47bc42144fa6f7bde8510eee9e5.tar.xz | |
mmc: sdhi: disallow HS400 for M3-W ES1.2, RZ/G2M, and V3H
commit 97bf85b6ec9e6597ce81c79b26a28f7918fc4eaf upstream.
Our HW engineers informed us that HS400 is not working on these SoC
revisions.
Fixes: 0f4e2054c971 ("mmc: renesas_sdhi: disable HS400 on H3 ES1.x and M3-W ES1.[012]")
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Cc: stable@vger.kernel.org
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/mmc')
| -rw-r--r-- | drivers/mmc/host/renesas_sdhi_core.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/mmc/host/renesas_sdhi_core.c b/drivers/mmc/host/renesas_sdhi_core.c index 8742e27e4e8b..c42e442ba7ab 100644 --- a/drivers/mmc/host/renesas_sdhi_core.c +++ b/drivers/mmc/host/renesas_sdhi_core.c @@ -620,11 +620,16 @@ static const struct renesas_sdhi_quirks sdhi_quirks_h3_es2 = { .hs400_4taps = true, }; +static const struct renesas_sdhi_quirks sdhi_quirks_nohs400 = { + .hs400_disabled = true, +}; + static const struct soc_device_attribute sdhi_quirks_match[] = { { .soc_id = "r8a7795", .revision = "ES1.*", .data = &sdhi_quirks_h3_m3w_es1 }, { .soc_id = "r8a7795", .revision = "ES2.0", .data = &sdhi_quirks_h3_es2 }, - { .soc_id = "r8a7796", .revision = "ES1.0", .data = &sdhi_quirks_h3_m3w_es1 }, - { .soc_id = "r8a7796", .revision = "ES1.1", .data = &sdhi_quirks_h3_m3w_es1 }, + { .soc_id = "r8a7796", .revision = "ES1.[012]", .data = &sdhi_quirks_h3_m3w_es1 }, + { .soc_id = "r8a774a1", .revision = "ES1.[012]", .data = &sdhi_quirks_h3_m3w_es1 }, + { .soc_id = "r8a77980", .data = &sdhi_quirks_nohs400 }, { /* Sentinel. */ }, }; |