[PATCH 1/2] mci: sdhci: arasan: use correct input clock for divider calculation

Lucas Stach dev at lynxeye.de
Thu Dec 12 14:10:33 PST 2024


Use the clock rate going into the core to calculate the divider.
Fixes broken SD card transfers on Zynq 7000.

Fixes: 2a879e436a5f ("mci: sdhci: arasan: Use sdhci_set_clock()")
Signed-off-by: Lucas Stach <dev at lynxeye.de>
---
 drivers/mci/arasan-sdhci.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/mci/arasan-sdhci.c b/drivers/mci/arasan-sdhci.c
index 37be06dffdfe..2af9ad10bed7 100644
--- a/drivers/mci/arasan-sdhci.c
+++ b/drivers/mci/arasan-sdhci.c
@@ -210,7 +210,7 @@ static void arasan_sdhci_set_clock(struct mci_host *mci, unsigned int clock)
 	clk_set_phase(clk_data->sdcardclk,
 		      clk_data->clk_phase_out[mci->mci->host->timing]);
 
-	sdhci_set_clock(&host->sdhci, clock, host->sdhci.max_clk);
+	sdhci_set_clock(&host->sdhci, clock, mci->f_max);
 }
 
 static void arasan_sdhci_set_ios(struct mci_host *mci, struct mci_ios *ios)
-- 
2.47.1




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