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From patchwork Mon Feb 12 20:02:44 2018
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Subject: mmc: sdhci-iproc: Disable preset values for BCM2835
From: Stefan Wahren <stefan.wahren@i2se.com>
X-Patchwork-Id: 10214367
Message-Id: <1518465764-30051-1-git-send-email-stefan.wahren@i2se.com>
To: Adrian Hunter <adrian.hunter@intel.com>,
Ulf Hansson <ulf.hansson@linaro.org>
Cc: Eric Anholt <eric@anholt.net>, Ray Jui <rjui@broadcom.com>,
Scott Branden <sbranden@broadcom.com>, Jon Mason <jonmason@broadcom.com>,
linux-arm-kernel@lists.infradead.org,
bcm-kernel-feedback-list@broadcom.com, linux-mmc@vger.kernel.org,
Stefan Wahren <stefan.wahren@i2se.com>
Date: Mon, 12 Feb 2018 21:02:44 +0100
According to the BCM2835 datasheet there are no preset value registers.
This wasn't an issue before, because we didn't propagate 1.8V support.
Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com>
---
drivers/mmc/host/sdhci-iproc.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/mmc/host/sdhci-iproc.c b/drivers/mmc/host/sdhci-iproc.c
index 61666d2..0ef741b 100644
--- a/drivers/mmc/host/sdhci-iproc.c
+++ b/drivers/mmc/host/sdhci-iproc.c
@@ -214,6 +214,7 @@ static const struct sdhci_pltfm_data sdhci_bcm2835_pltfm_data = {
SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK |
SDHCI_QUIRK_MISSING_CAPS |
SDHCI_QUIRK_NO_HISPD_BIT,
+ .quirks2 = SDHCI_QUIRK2_PRESET_VALUE_BROKEN,
.ops = &sdhci_iproc_32only_ops,
};
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