From: Baolin Wang <baolin.wang@linaro.org>
To: adrian.hunter@intel.com, ulf.hansson@linaro.org,
zhang.lyra@gmail.com, orsonzhai@gmail.com, robh+dt@kernel.org,
mark.rutland@arm.com, arnd@arndb.de, olof@lixom.net
Cc: baolin.wang@linaro.org, vincent.guittot@linaro.org,
arm@kernel.org, linux-arm-kernel@lists.infradead.org,
linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org,
devicetree@vger.kernel.org
Subject: [PATCH v2 4/9] mmc: sdhci-sprd: Implement the get_max_timeout_count() interface
Date: Tue, 4 Jun 2019 16:14:24 +0800 [thread overview]
Message-ID: <37b15ac756f9fca7c1f9382deb57648890bb141c.1559635435.git.baolin.wang@linaro.org> (raw)
In-Reply-To: <cover.1559635435.git.baolin.wang@linaro.org>
In-Reply-To: <cover.1559635435.git.baolin.wang@linaro.org>
Implement the get_max_timeout_count() interface to set the Spredtrum SD
host controller actual maximum timeout count.
Signed-off-by: Baolin Wang <baolin.wang@linaro.org>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
---
drivers/mmc/host/sdhci-sprd.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/drivers/mmc/host/sdhci-sprd.c b/drivers/mmc/host/sdhci-sprd.c
index 31ba7d6..d91281d 100644
--- a/drivers/mmc/host/sdhci-sprd.c
+++ b/drivers/mmc/host/sdhci-sprd.c
@@ -285,6 +285,12 @@ static void sdhci_sprd_hw_reset(struct sdhci_host *host)
usleep_range(300, 500);
}
+static unsigned int sdhci_sprd_get_max_timeout_count(struct sdhci_host *host)
+{
+ /* The Spredtrum controller actual maximum timeout count is 1 << 31 */
+ return 1 << 31;
+}
+
static struct sdhci_ops sdhci_sprd_ops = {
.read_l = sdhci_sprd_readl,
.write_l = sdhci_sprd_writel,
@@ -296,6 +302,7 @@ static void sdhci_sprd_hw_reset(struct sdhci_host *host)
.reset = sdhci_reset,
.set_uhs_signaling = sdhci_sprd_set_uhs_signaling,
.hw_reset = sdhci_sprd_hw_reset,
+ .get_max_timeout_count = sdhci_sprd_get_max_timeout_count,
};
static void sdhci_sprd_request(struct mmc_host *mmc, struct mmc_request *mrq)
--
1.7.9.5
next prev parent reply other threads:[~2019-06-04 8:15 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-04 8:14 [PATCH v2 0/9] Add SD host controller support for SC9860 platform Baolin Wang
2019-06-04 8:14 ` [PATCH v2 1/9] mmc: sdhci-sprd: Check the enable clock's return value correctly Baolin Wang
2019-06-04 8:14 ` [PATCH v2 2/9] dt-bindings: mmc: sprd: Add another optional clock documentation Baolin Wang
2019-06-04 8:14 ` [PATCH v2 3/9] mmc: sdhci-sprd: Add optional gate clock support Baolin Wang
2019-06-04 8:14 ` Baolin Wang [this message]
2019-06-04 8:14 ` [PATCH v2 5/9] mmc: sdhci-sprd: Add HS400 enhanced strobe mode Baolin Wang
2019-06-04 8:14 ` [PATCH v2 6/9] mmc: sdhci-sprd: Enable PHY DLL to make clock stable Baolin Wang
2019-06-04 8:14 ` [PATCH v2 7/9] dt-bindings: mmc: sprd: Add PHY DLL delay documentation Baolin Wang
2019-06-04 8:14 ` [PATCH v2 8/9] mmc: sdhci-sprd: Add PHY DLL delay configuration Baolin Wang
2019-06-04 8:14 ` [PATCH v2 9/9] arm64: dts: sprd: Add Spreadtrum SD host controller support Baolin Wang
2019-06-19 13:16 ` Olof Johansson
2019-06-07 11:02 ` [PATCH v2 0/9] Add SD host controller support for SC9860 platform Ulf Hansson
[not found] ` <15AEA3314E88B01E.21242@linux.kernel.org>
2019-07-05 22:29 ` [PATCH v2 1/9] mmc: sdhci-sprd: Check the enable clock's return value correctly Olof Johansson
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