From: Suman Tripathi <stripathi@apm.com>
To: chris@printf.net, anton@enomsg.org, arnd@arndb.de,
michal.simek@xilinx.com, ulf.hansson@linaro.org,
khilman@deeprootsystems.com, olof@lixom.net
Cc: linux-mmc@vger.kernel.org, arm@kernel.org,
linuxppc-dev@lists.ozlabs.org, devicetree@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, ddutile@redhat.com,
jcm@redhat.com, mlangsdo@redhat.com, patches@apm.com,
Suman Tripathi <stripathi@apm.com>
Subject: [PATCH v8 2/2] mmc: host: sdhci: Disable 1.8V signaling for arasan 4.9a version of SDHCI controller.
Date: Fri, 19 Jun 2015 17:30:27 +0530 [thread overview]
Message-ID: <1434715227-27399-3-git-send-email-stripathi@apm.com> (raw)
In-Reply-To: <1434715227-27399-1-git-send-email-stripathi@apm.com>
This patch disables the 1.8V signaling for arasan 4.9a version
of SDHCI controller with the help SDHCI_QUIRK2_NO_1_8_V quirk.
Signed-off-by: Suman Tripathi <stripathi@apm.com>
---
---
drivers/mmc/host/sdhci-of-arasan.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/mmc/host/sdhci-of-arasan.c b/drivers/mmc/host/sdhci-of-arasan.c
index 21c0c08..4c99ea4 100644
--- a/drivers/mmc/host/sdhci-of-arasan.c
+++ b/drivers/mmc/host/sdhci-of-arasan.c
@@ -171,7 +171,8 @@ static int sdhci_arasan_probe(struct platform_device *pdev)
if (of_device_is_compatible(pdev->dev.of_node, "arasan,sdhci-4.9a")) {
host->quirks |= SDHCI_QUIRK_NO_HISPD_BIT;
- host->quirks2 |= SDHCI_QUIRK2_HOST_NO_CMD23;
+ host->quirks2 |= SDHCI_QUIRK2_HOST_NO_CMD23 |
+ SDHCI_QUIRK2_NO_1_8_V;
}
sdhci_get_of_property(pdev);
--
1.8.2.1
--
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next prev parent reply other threads:[~2015-06-19 12:00 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-19 12:00 [PATCH v8 0/2] Add SDHCI support for APM X-Gene SoC using ARASAN SDHCI controller Suman Tripathi
2015-06-19 12:00 ` [PATCH v8 1/2] arm64: dts: Add the arasan mmc nodes in apm-storm.dtsi Suman Tripathi
[not found] ` <1434715227-27399-2-git-send-email-stripathi-qTEPVZfXA3Y@public.gmane.org>
2015-06-26 13:33 ` Suman Tripathi
2015-06-19 12:00 ` Suman Tripathi [this message]
2015-06-19 12:28 ` [PATCH v8 2/2] mmc: host: sdhci: Disable 1.8V signaling for arasan 4.9a version of SDHCI controller Suman Tripathi
2015-07-21 13:13 ` Ulf Hansson
2015-07-21 13:25 ` Suman Tripathi
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