* [PATCH 2/2] mmc: sirf: fix the capbility to support DDR50
@ 2015-08-11 8:42 Barry Song
0 siblings, 0 replies; only message in thread
From: Barry Song @ 2015-08-11 8:42 UTC (permalink / raw)
To: linux-arm-kernel
From: Weijun Yang <york.yang@csr.com>
According to hardware spec, validate DDR50 mode
for SDXC.
Signed-off-by: Weijun Yang <york.yang@csr.com>
Signed-off-by: Barry Song <Baohua.Song@csr.com>
---
drivers/mmc/host/sdhci-sirf.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/mmc/host/sdhci-sirf.c b/drivers/mmc/host/sdhci-sirf.c
index 0110bae..03efcfc 100644
--- a/drivers/mmc/host/sdhci-sirf.c
+++ b/drivers/mmc/host/sdhci-sirf.c
@@ -50,7 +50,8 @@ static u32 sdhci_sirf_readl_le(struct sdhci_host *host, int reg)
if (unlikely((reg == SDHCI_CAPABILITIES_1) &&
(host->mmc->caps & MMC_CAP_UHS_SDR50))) {
/* fake CAP_1 register */
- val = SDHCI_SUPPORT_SDR50 | SDHCI_USE_SDR50_TUNING;
+ val = SDHCI_SUPPORT_DDR50 |
+ SDHCI_SUPPORT_SDR50 | SDHCI_USE_SDR50_TUNING;
}
if (unlikely(reg == SDHCI_SLOT_INT_STATUS)) {
--
1.9.1
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