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From patchwork Mon Feb 12 20:02:44 2018
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Content-Type: text/plain; charset="utf-8"
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MIME-Version: 1.0
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Content-Transfer-Encoding: 7bit
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Subject: mmc: sdhci-iproc: Disable preset values for BCM2835
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From: Stefan Wahren <stefan.wahren@i2se.com>
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X-Patchwork-Id: 10214367
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Message-Id: <1518465764-30051-1-git-send-email-stefan.wahren@i2se.com>
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To: Adrian Hunter <adrian.hunter@intel.com>,
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Ulf Hansson <ulf.hansson@linaro.org>
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Cc: Eric Anholt <eric@anholt.net>, Ray Jui <rjui@broadcom.com>,
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Scott Branden <sbranden@broadcom.com>, Jon Mason <jonmason@broadcom.com>,
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linux-arm-kernel@lists.infradead.org,
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bcm-kernel-feedback-list@broadcom.com, linux-mmc@vger.kernel.org,
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Stefan Wahren <stefan.wahren@i2se.com>
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Date: Mon, 12 Feb 2018 21:02:44 +0100
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According to the BCM2835 datasheet there are no preset value registers.
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This wasn't an issue before, because we didn't propagate 1.8V support.
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Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com>
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---
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drivers/mmc/host/sdhci-iproc.c | 1 +
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1 file changed, 1 insertion(+)
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diff --git a/drivers/mmc/host/sdhci-iproc.c b/drivers/mmc/host/sdhci-iproc.c
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index 61666d2..0ef741b 100644
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--- a/drivers/mmc/host/sdhci-iproc.c
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+++ b/drivers/mmc/host/sdhci-iproc.c
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@@ -214,6 +214,7 @@ static const struct sdhci_pltfm_data sdhci_bcm2835_pltfm_data = {
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SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK |
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SDHCI_QUIRK_MISSING_CAPS |
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SDHCI_QUIRK_NO_HISPD_BIT,
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+ .quirks2 = SDHCI_QUIRK2_PRESET_VALUE_BROKEN,
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.ops = &sdhci_iproc_32only_ops,
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};
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