[PATCH 2/2] mmc: sdhci-of-k1: disable HW busy detection

Yixun Lan dlan at gentoo.org
Fri May 23 07:46:32 PDT 2025


It doesn't make sense to enable HW busy detection in pre_select_hs400(),
while disable it later in post_select_hs400(). And the reason behind this
isn't clear. Therefore, let's disable it for now.

Signed-off-by: Yixun Lan <dlan at gentoo.org>
---
 drivers/mmc/host/sdhci-of-k1.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/mmc/host/sdhci-of-k1.c b/drivers/mmc/host/sdhci-of-k1.c
index 1e1e012cdff9143a7dffa4e00bd9baac2a2dff2d..89f37f147a8a12cc80978d637cd31b9ecc0e9eac 100644
--- a/drivers/mmc/host/sdhci-of-k1.c
+++ b/drivers/mmc/host/sdhci-of-k1.c
@@ -178,7 +178,6 @@ static int spacemit_sdhci_pre_select_hs400(struct mmc_host *mmc)
 	struct sdhci_host *host = mmc_priv(mmc);
 
 	spacemit_sdhci_setbits(host, SDHC_MMC_HS400, SPACEMIT_SDHC_MMC_CTRL_REG);
-	host->mmc->caps |= MMC_CAP_WAIT_WHILE_BUSY;
 
 	return 0;
 }
@@ -188,7 +187,6 @@ static void spacemit_sdhci_post_select_hs400(struct mmc_host *mmc)
 	struct sdhci_host *host = mmc_priv(mmc);
 
 	spacemit_sdhci_phy_dll_init(host);
-	host->mmc->caps &= ~MMC_CAP_WAIT_WHILE_BUSY;
 }
 
 static void spacemit_sdhci_pre_hs400_to_hs200(struct mmc_host *mmc)

-- 
2.49.0




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