Add a Socionext SoC specific compatible (suggested by Rob Herring).
No SoC specific data are associated with the compatible strings for
now, but other SoC vendors may use this IP and want to differentiate
IP variants in the future.
Signed-off-by: Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx>
---
Documentation/devicetree/bindings/mmc/sdhci-cadence.txt | 6 ++++--
drivers/mmc/host/sdhci-cadence.c | 1 +
2 files changed, 5 insertions(+), 2 deletions(-)
diff --git a/Documentation/devicetree/bindings/mmc/sdhci-cadence.txt b/Documentation/devicetree/bindings/mmc/sdhci-cadence.txt
index 750374f..de66ac0 100644
--- a/Documentation/devicetree/bindings/mmc/sdhci-cadence.txt
+++ b/Documentation/devicetree/bindings/mmc/sdhci-cadence.txt
@@ -1,7 +1,9 @@
* Cadence SD/SDIO/eMMC Host Controller
Required properties:
-- compatible: should be "cdns,sd4hc".
+- compatible: should be one of the following:
+ "cdns,sd4hc"
+ "socionext,sd4hc"
- reg: offset and length of the register set for the device.
- interrupts: a single interrupt specifier.
- clocks: phandle to the input clock.
@@ -19,7 +21,7 @@ if supported. See mmc.txt for details.
Example:
emmc: sdhci@5a000000 {
- compatible = "cdns,sd4hc";
+ compatible = "socionext,sd4hc", "cdns,sd4hc";
reg = <0x5a000000 0x400>;
interrupts = <0 78 4>;
clocks = <&clk 4>;
diff --git a/drivers/mmc/host/sdhci-cadence.c b/drivers/mmc/host/sdhci-cadence.c
index 1501cfd..66b99f7 100644
--- a/drivers/mmc/host/sdhci-cadence.c
+++ b/drivers/mmc/host/sdhci-cadence.c
@@ -262,6 +262,7 @@ static int sdhci_cdns_probe(struct platform_device *pdev)
}
static const struct of_device_id sdhci_cdns_match[] = {
+ { .compatible = "socionext,sd4hc" },
{ .compatible = "cdns,sd4hc" },
{ /* sentinel */ }
};
--
2.7.4
--
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