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author | Wolfram Sang <wsa+renesas@sang-engineering.com> | 2019-12-03 21:05:13 +0100 |
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committer | Ulf Hansson <ulf.hansson@linaro.org> | 2019-12-16 12:29:36 +0100 |
commit | c1a49782cc32d720284d82742e8d9468c5ceb988 (patch) | |
tree | 4fec5dd1f2cca85e88733e2e87f482e37eb466c9 /drivers/mmc/host/renesas_sdhi.h | |
parent | 12e3c55d236b18fae00daa4ff54195b15cd741c3 (diff) | |
download | linux-c1a49782cc32d720284d82742e8d9468c5ceb988.tar.bz2 |
mmc: renesas_sdhi: use recent tap values for HS400
New datasheets require different and new values for HS400 with 4taps or
8taps.
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Tested-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Link: https://lore.kernel.org/r/20191203200513.1758-6-wsa+renesas@sang-engineering.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers/mmc/host/renesas_sdhi.h')
-rw-r--r-- | drivers/mmc/host/renesas_sdhi.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/mmc/host/renesas_sdhi.h b/drivers/mmc/host/renesas_sdhi.h index 88d05a617d43..f524251d5113 100644 --- a/drivers/mmc/host/renesas_sdhi.h +++ b/drivers/mmc/host/renesas_sdhi.h @@ -14,8 +14,8 @@ struct renesas_sdhi_scc { unsigned long clk_rate; /* clock rate for SDR104 */ - u32 tap; /* sampling clock position for SDR104 */ - u32 tap_hs400; /* sampling clock position for HS400 */ + u32 tap; /* sampling clock position for SDR104/HS400 (8 TAP) */ + u32 tap_hs400_4tap; /* sampling clock position for HS400 (4 TAP) */ }; struct renesas_sdhi_of_data { |