From: Masaharu Hayakawa <masaharu.hayakawa.ry@xxxxxxxxxxx>
SDR104 and HS200 need to check SCC error. If SCC error is detected,
retuning is necessary.
In addition SCC error checking during retuning is unnecessary.
Signed-off-by: Masaharu Hayakawa <masaharu.hayakawa.ry@xxxxxxxxxxx>
[Niklas: fix small style issue]
Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@xxxxxxxxxxxx>
---
drivers/mmc/host/renesas_sdhi_core.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/drivers/mmc/host/renesas_sdhi_core.c b/drivers/mmc/host/renesas_sdhi_core.c
index 85152e73e6386f1c..c5af7a8645f9eea2 100644
--- a/drivers/mmc/host/renesas_sdhi_core.c
+++ b/drivers/mmc/host/renesas_sdhi_core.c
@@ -358,6 +358,13 @@ static bool renesas_sdhi_check_scc_error(struct tmio_mmc_host *host)
{
struct renesas_sdhi *priv = host_to_priv(host);
+ if (!(host->mmc->ios.timing == MMC_TIMING_UHS_SDR104) &&
+ !(host->mmc->ios.timing == MMC_TIMING_MMC_HS200))
+ return false;
+
+ if (host->mmc->doing_retune)
+ return false;
+
/* Check SCC error */
if (sd_scc_read32(host, priv, SH_MOBILE_SDHI_SCC_RVSCNTL) &
SH_MOBILE_SDHI_SCC_RVSCNTL_RVSEN &&
--
2.17.0
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