---

yaml --- r: 336312 b: refs/heads/master c: 8ed765a h: refs/heads/master v: v3
git-mirror · Dec 6, 2012 · 039a5aa · 039a5aa
1 parent cdb0a75
commit 039a5aa
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Showing 3 changed files with 6 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 6a66180a252f5856fc25de69c6313831f343f50f
+refs/heads/master: 8ed765aac31b473e1881986d9fe2b6386f49f933
diff --git a/trunk/Documentation/devicetree/bindings/mmc/mmc.txt b/trunk/Documentation/devicetree/bindings/mmc/mmc.txt
@@ -21,6 +21,8 @@ Optional properties:
 - cd-inverted: when present, polarity on the cd gpio line is inverted
 - wp-inverted: when present, polarity on the wp gpio line is inverted
 - max-frequency: maximum operating clock frequency
+- no-1-8-v: when present, denotes that 1.8v card voltage is not supported on
+  this system, even if the controller claims it is.
 
 Optional SDIO properties:
 - keep-power-in-suspend: Preserves card power during a suspend/resume cycle

diff --git a/trunk/drivers/mmc/host/sdhci-pltfm.c b/trunk/drivers/mmc/host/sdhci-pltfm.c
@@ -78,6 +78,9 @@ void sdhci_get_of_property(struct platform_device *pdev)
 		if (of_get_property(np, "broken-cd", NULL))
 			host->quirks |= SDHCI_QUIRK_BROKEN_CARD_DETECTION;
 
+		if (of_get_property(np, "no-1-8-v", NULL))
+			host->quirks2 |= SDHCI_QUIRK2_NO_1_8_V;
+
 		if (of_device_is_compatible(np, "fsl,p2020-rev1-esdhc"))
 			host->quirks |= SDHCI_QUIRK_BROKEN_DMA;