@@ -74,10 +74,10 @@
#define SDHC_CAPAB_MAXBLOCKLENGTH 512ul
/* Maximum clock frequency for SDclock in MHz
* value in range 10-63 MHz, 0 - not defined */
-#define SDHC_CAPAB_BASECLKFREQ 0ul
+#define SDHC_CAPAB_BASECLKFREQ 52ul
#define SDHC_CAPAB_TOUNIT 1ul /* Timeout clock unit 0 - kHz, 1 - MHz */
/* Timeout clock frequency 1-63, 0 - not defined */
-#define SDHC_CAPAB_TOCLKFREQ 0ul
+#define SDHC_CAPAB_TOCLKFREQ 52ul
/* Now check all parameters and calculate CAPABILITIES REGISTER value */
#if SDHC_CAPAB_64BITBUS > 1 || SDHC_CAPAB_18V > 1 || SDHC_CAPAB_30V > 1 || \
The Linux SDHCI PCI driver will only register the device if there is a clock frequency set. So, set a default frequency of 52Mhz. Signed-off-by: Kevin O'Connor <kevin@koconnor.net> --- hw/sd/sdhci.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)