Add documentation for 'xlnx,zynqmp-8.9a' SDHCI controller and optional
properties followed by example.
Signed-off-by: Manish Narani <manish.narani@xxxxxxxxxx>
---
.../devicetree/bindings/mmc/arasan,sdhci.txt | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)
diff --git a/Documentation/devicetree/bindings/mmc/arasan,sdhci.txt b/Documentation/devicetree/bindings/mmc/arasan,sdhci.txt
index 7425d52..d2058ee 100644
--- a/Documentation/devicetree/bindings/mmc/arasan,sdhci.txt
+++ b/Documentation/devicetree/bindings/mmc/arasan,sdhci.txt
@@ -15,6 +15,9 @@ Required Properties:
- "arasan,sdhci-5.1": generic Arasan SDHCI 5.1 PHY
- "rockchip,rk3399-sdhci-5.1", "arasan,sdhci-5.1": rk3399 eMMC PHY
For this device it is strongly suggested to include arasan,soc-ctl-syscon.
+ - "xlnx,zynqmp-8.9a": ZynqMP SDHCI 8.9a PHY
+ For this device it is strongly suggested to include clock-output-names and
+ #clock-cells.
- "ti,am654-sdhci-5.1", "arasan,sdhci-5.1": TI AM654 MMC PHY
Note: This binding has been deprecated and moved to [5].
@@ -65,6 +68,10 @@ Optional Properties:
controller while switching to particular speed mode. If not specified, driver
will configure the default value defined for particular mode in it.
+ - xlnx,mio-bank: When specified, this will indicate the MIO bank number in
+ which the command and data lines are configured. If not specified, driver
+ will assume this as 0.
+
Example:
sdhci@e0100000 {
compatible = "arasan,sdhci-8.9a";
@@ -100,3 +107,15 @@ Example:
phy-names = "phy_arasan";
#clock-cells = <0>;
};
+
+ sdhci: mmc@ff160000 {
+ compatible = "xlnx,zynqmp-8.9a", "arasan,sdhci-8.9a";
+ interrupt-parent = <&gic>;
+ interrupts = <0 48 4>;
+ reg = <0x0 0xff160000 0x0 0x1000>;
+ clocks = <&clk200>, <&clk200>, <&sdhci 0>, <&sdhci 1>;
+ clock-names = "clk_xin", "clk_ahb", "clk_sdcard", "clk_sample";
+ clock-output-names = "clk_out_sd0", "clk_in_sd0";
+ #clock-cells = <1>;
+ clk-phase-sd-hs = <63>, <72>;
+ };
--
2.1.1
