Re: [U-Boot] [PATCH] mmc: sdhci: assign to clk_mul when host version is upper than SD3.0

On 10/21/2016 08:52 PM, Jaehoon Chung wrote:

To prevent the wrong value check the SD version.

Signed-off-by: Jaehoon Chung jh80.chung@samsung.com

Applied on u-boot-mmc. Thanks!

Best Regards, Jaehoon Chung

---

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;

}