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-rw-r--r--Documentation/devicetree/bindings/mmc/brcm,sdhci-iproc.txt14
1 files changed, 13 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/mmc/brcm,sdhci-iproc.txt b/Documentation/devicetree/bindings/mmc/brcm,sdhci-iproc.txt
index 72cc9cc95880..954561d09a8e 100644
--- a/Documentation/devicetree/bindings/mmc/brcm,sdhci-iproc.txt
+++ b/Documentation/devicetree/bindings/mmc/brcm,sdhci-iproc.txt
@@ -4,7 +4,19 @@ This file documents differences between the core properties described
by mmc.txt and the properties that represent the IPROC SDHCI controller.
Required properties:
-- compatible : Should be "brcm,sdhci-iproc-cygnus".
+- compatible : Should be one of the following
+ "brcm,bcm2835-sdhci"
+ "brcm,sdhci-iproc-cygnus"
+ "brcm,sdhci-iproc"
+
+Use brcm2835-sdhci for Rasperry PI.
+
+Use sdhci-iproc-cygnus for Broadcom SDHCI Controllers
+restricted to 32bit host accesses to SDHCI registers.
+
+Use sdhci-iproc for Broadcom SDHCI Controllers that allow standard
+8, 16, 32-bit host access to SDHCI register.
+
- clocks : The clock feeding the SDHCI controller.
Optional properties: