Commit 0da69dd2 authored by Wolfram Sang's avatar Wolfram Sang Committed by Ulf Hansson
Browse files

mmc: renesas_sdhi: better reset from HS400 mode 



Up to now, HS400 adjustment mode was only disabled on soft reset when a
calibration table was in use. It is safer, though, to disable it as soon
as the instance has an adjustment related quirk set, i.e. bad taps or a
calibration table.

Signed-off-by: default avatarWolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: default avatarYoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Tested-by: default avatarYoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Link: https://lore.kernel.org/r/20221120113457.42010-3-wsa+renesas@sang-engineering.com


Signed-off-by: default avatarUlf Hansson <ulf.hansson@linaro.org>
parent 3d4f9898

drivers/mmc/host/renesas_sdhi_core.c

+1 −1
Original line number Diff line number Diff line
@@ -546,7 +546,7 @@ static void renesas_sdhi_reset_hs400_mode(struct tmio_mmc_host *host, 
			 SH_MOBILE_SDHI_SCC_TMPPORT2_HS400OSEL) &

			sd_scc_read32(host, priv, SH_MOBILE_SDHI_SCC_TMPPORT2));



	if (priv->adjust_hs400_calib_table)

	if (priv->quirks && (priv->quirks->hs400_calib_table || priv->quirks->hs400_bad_taps))

		renesas_sdhi_adjust_hs400_mode_disable(host);



	sd_ctrl_write16(host, CTL_SD_CARD_CLK_CTL, CLK_CTL_SCLKEN |