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authorStephen Warren <swarren@wwwdotorg.org>2013-01-02 22:34:49 -0700
committerChris Ball <cjb@laptop.org>2013-01-28 06:51:33 -0500
commitaae66f3849433299ec1850f1ec4cfdf25929587c (patch)
tree08277118988b07723c24dc4e8b9718a77ab7337b /Documentation/devicetree
parent6035d9730d5825e6e3c225b721a5847a521d6556 (diff)
downloadop-kernel-dev-aae66f3849433299ec1850f1ec4cfdf25929587c.zip
op-kernel-dev-aae66f3849433299ec1850f1ec4cfdf25929587c.tar.gz
mmc: add BCM2835 driver
Add a very simple driver for the BCM2835 SoC, which is used in the Raspberry Pi board. Signed-off-by: Stephen Warren <swarren@wwwdotorg.org> Signed-off-by: Chris Ball <cjb@laptop.org>
Diffstat (limited to 'Documentation/devicetree')
-rw-r--r--Documentation/devicetree/bindings/mmc/brcm,bcm2835-sdhci.txt18
1 files changed, 18 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/mmc/brcm,bcm2835-sdhci.txt b/Documentation/devicetree/bindings/mmc/brcm,bcm2835-sdhci.txt
new file mode 100644
index 0000000..59476fb
--- /dev/null
+++ b/Documentation/devicetree/bindings/mmc/brcm,bcm2835-sdhci.txt
@@ -0,0 +1,18 @@
+Broadcom BCM2835 SDHCI controller
+
+This file documents differences between the core properties described
+by mmc.txt and the properties that represent the BCM2835 controller.
+
+Required properties:
+- compatible : Should be "brcm,bcm2835-sdhci".
+- clocks : The clock feeding the SDHCI controller.
+
+Example:
+
+sdhci: sdhci {
+ compatible = "brcm,bcm2835-sdhci";
+ reg = <0x7e300000 0x100>;
+ interrupts = <2 30>;
+ clocks = <&clk_mmc>;
+ bus-width = <4>;
+};
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