From: Barry Song <21cnbao@gmail.com>
To: ulf.hansson@linaro.org, linux-mmc@vger.kernel.org
Cc: workgroup.linux@csr.com, Weijun Yang <york.yang@csr.com>,
Barry Song <Baohua.Song@csr.com>
Subject: [PATCH v3 3/3] mmc: sirf: fix the capbility to support DDR50
Date: Sun, 4 Oct 2015 12:04:13 +0000 [thread overview]
Message-ID: <1443960253-4082-3-git-send-email-21cnbao@gmail.com> (raw)
In-Reply-To: <1443960253-4082-1-git-send-email-21cnbao@gmail.com>
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 8842945..f5488c4 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
next prev parent reply other threads:[~2015-10-04 11:55 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-04 12:04 [PATCH v3 1/3] mmc: core: enable CMD19 tuning for DDR50 mode Barry Song
2015-10-04 12:04 ` [PATCH v3 2/3] mmc: sdhci: enable tuning for DDR50 Barry Song
2015-10-05 10:57 ` Ulf Hansson
2015-10-04 12:04 ` Barry Song [this message]
2015-10-05 10:57 ` [PATCH v3 3/3] mmc: sirf: fix the capbility to support DDR50 Ulf Hansson
2015-10-05 10:56 ` [PATCH v3 1/3] mmc: core: enable CMD19 tuning for DDR50 mode Ulf Hansson
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