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[PULL,43/47] sdhci: Set a default frequency clock

Message ID 1418661511-22348-44-git-send-email-pbonzini@redhat.com
State New
Headers show

Commit Message

Paolo Bonzini Dec. 15, 2014, 4:38 p.m. UTC 
From: Kevin O'Connor <kevin@koconnor.net>

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>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
 hw/sd/sdhci.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
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Patch

diff --git a/hw/sd/sdhci.c b/hw/sd/sdhci.c
index b380050..9ef99b6 100644
--- a/hw/sd/sdhci.c
+++ b/hw/sd/sdhci.c
@@ -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 ||     \