To prevent the wrong value check the SD version.
Signed-off-by: Jaehoon Chung <jh80.ch...@samsung.com>
---
drivers/mmc/sdhci.c | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/drivers/mmc/sdhci.c b/drivers/mmc/sdhci.c
index 10ff57e..766e9ee 100644
--- a/drivers/mmc/sdhci.c
+++ b/drivers/mmc/sdhci.c
@@ -608,9 +608,11 @@ int sdhci_setup_cfg(struct mmc_config *cfg, struct
sdhci_host *host,
* In case of Host Controller v3.00, find out whether clock
* multiplier is supported.
*/
- caps_1 = sdhci_readl(host, SDHCI_CAPABILITIES_1);
- host->clk_mul = (caps_1 & SDHCI_CLOCK_MUL_MASK) >>
- SDHCI_CLOCK_MUL_SHIFT;
+ if (SDHCI_GET_VERSION(host) >= SDHCI_SPEC_300) {
+ caps_1 = sdhci_readl(host, SDHCI_CAPABILITIES_1);
+ host->clk_mul = (caps_1 & SDHCI_CLOCK_MUL_MASK) >>
+ SDHCI_CLOCK_MUL_SHIFT;
+ }
return 0;
}
--
2.10.1
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