summaryrefslogtreecommitdiffstats
path: root/dts/Bindings/mmc
diff options
context:
space:
mode:
Diffstat (limited to 'dts/Bindings/mmc')
-rw-r--r--dts/Bindings/mmc/arasan,sdhci.txt3
-rw-r--r--dts/Bindings/mmc/brcm,sdhci-brcmstb.txt (renamed from dts/Bindings/mmc/brcm,bcm7425-sdhci.txt)4
-rw-r--r--dts/Bindings/mmc/mmc-pwrseq-simple.txt2
-rw-r--r--dts/Bindings/mmc/mmc.txt15
-rw-r--r--dts/Bindings/mmc/sunxi-mmc.txt7
-rw-r--r--dts/Bindings/mmc/synopsys-dw-mshc.txt4
-rw-r--r--dts/Bindings/mmc/tmio_mmc.txt1
7 files changed, 33 insertions, 3 deletions
diff --git a/dts/Bindings/mmc/arasan,sdhci.txt b/dts/Bindings/mmc/arasan,sdhci.txt
index 3404afa9b9..49df630bd4 100644
--- a/dts/Bindings/mmc/arasan,sdhci.txt
+++ b/dts/Bindings/mmc/arasan,sdhci.txt
@@ -36,6 +36,9 @@ Optional Properties:
- #clock-cells: If specified this should be the value <0>. With this property
in place we will export a clock representing the Card Clock. This clock
is expected to be consumed by our PHY. You must also specify
+ - xlnx,fails-without-test-cd: when present, the controller doesn't work when
+ the CD line is not connected properly, and the line is not connected
+ properly. Test mode can be used to force the controller to function.
Example:
sdhci@e0100000 {
diff --git a/dts/Bindings/mmc/brcm,bcm7425-sdhci.txt b/dts/Bindings/mmc/brcm,sdhci-brcmstb.txt
index 82847174c3..733b64a4d8 100644
--- a/dts/Bindings/mmc/brcm,bcm7425-sdhci.txt
+++ b/dts/Bindings/mmc/brcm,sdhci-brcmstb.txt
@@ -8,7 +8,9 @@ on Device Tree properties to enable them for SoC/Board combinations
that support them.
Required properties:
-- compatible: "brcm,bcm7425-sdhci"
+- compatible: should be one of the following
+ - "brcm,bcm7425-sdhci"
+ - "brcm,bcm7445-sdhci"
Refer to clocks/clock-bindings.txt for generic clock consumer properties.
diff --git a/dts/Bindings/mmc/mmc-pwrseq-simple.txt b/dts/Bindings/mmc/mmc-pwrseq-simple.txt
index ce0e767496..e254368618 100644
--- a/dts/Bindings/mmc/mmc-pwrseq-simple.txt
+++ b/dts/Bindings/mmc/mmc-pwrseq-simple.txt
@@ -16,6 +16,8 @@ Optional properties:
See ../clocks/clock-bindings.txt for details.
- clock-names : Must include the following entry:
"ext_clock" (External clock provided to the card).
+- post-power-on-delay-ms : Delay in ms after powering the card and
+ de-asserting the reset-gpios (if any)
Example:
diff --git a/dts/Bindings/mmc/mmc.txt b/dts/Bindings/mmc/mmc.txt
index 22d1e1f3f3..8a37782769 100644
--- a/dts/Bindings/mmc/mmc.txt
+++ b/dts/Bindings/mmc/mmc.txt
@@ -75,6 +75,17 @@ Optional SDIO properties:
- wakeup-source: Enables wake up of host system on SDIO IRQ assertion
(Legacy property supported: "enable-sdio-wakeup")
+MMC power
+---------
+
+Controllers may implement power control from both the connected cards and
+the IO signaling (for example to change to high-speed 1.8V signalling). If
+the system supports this, then the following two properties should point
+to valid regulator nodes:
+
+- vqmmc-supply: supply node for IO line power
+- vmmc-supply: supply node for card's power
+
MMC power sequences:
--------------------
@@ -102,11 +113,13 @@ Required host node properties when using function subnodes:
- #size-cells: should be zero.
Required function subnode properties:
-- compatible: name of SDIO function following generic names recommended practice
- reg: Must contain the SDIO function number of the function this subnode
describes. A value of 0 denotes the memory SD function, values from
1 to 7 denote the SDIO functions.
+Optional function subnode properties:
+- compatible: name of SDIO function following generic names recommended practice
+
Examples
--------
diff --git a/dts/Bindings/mmc/sunxi-mmc.txt b/dts/Bindings/mmc/sunxi-mmc.txt
index 4bf41d8338..55cdd804cd 100644
--- a/dts/Bindings/mmc/sunxi-mmc.txt
+++ b/dts/Bindings/mmc/sunxi-mmc.txt
@@ -8,7 +8,12 @@ as the speed of SD standard 3.0.
Absolute maximum transfer rate is 200MB/s
Required properties:
- - compatible : "allwinner,sun4i-a10-mmc" or "allwinner,sun5i-a13-mmc"
+ - compatible : should be one of:
+ * "allwinner,sun4i-a10-mmc"
+ * "allwinner,sun5i-a13-mmc"
+ * "allwinner,sun7i-a20-mmc"
+ * "allwinner,sun9i-a80-mmc"
+ * "allwinner,sun50i-a64-mmc"
- reg : mmc controller base registers
- clocks : a list with 4 phandle + clock specifier pairs
- clock-names : must contain "ahb", "mmc", "output" and "sample"
diff --git a/dts/Bindings/mmc/synopsys-dw-mshc.txt b/dts/Bindings/mmc/synopsys-dw-mshc.txt
index 8636f5ae97..4e00e859e8 100644
--- a/dts/Bindings/mmc/synopsys-dw-mshc.txt
+++ b/dts/Bindings/mmc/synopsys-dw-mshc.txt
@@ -39,6 +39,10 @@ Required Properties:
Optional properties:
+* resets: phandle + reset specifier pair, intended to represent hardware
+ reset signal present internally in some host controller IC designs.
+ See Documentation/devicetree/bindings/reset/reset.txt for details.
+
* clocks: from common clock binding: handle to biu and ciu clocks for the
bus interface unit clock and the card interface unit clock.
diff --git a/dts/Bindings/mmc/tmio_mmc.txt b/dts/Bindings/mmc/tmio_mmc.txt
index 0f610d4b5b..13df9c2399 100644
--- a/dts/Bindings/mmc/tmio_mmc.txt
+++ b/dts/Bindings/mmc/tmio_mmc.txt
@@ -23,6 +23,7 @@ Required properties:
"renesas,sdhi-r8a7793" - SDHI IP on R8A7793 SoC
"renesas,sdhi-r8a7794" - SDHI IP on R8A7794 SoC
"renesas,sdhi-r8a7795" - SDHI IP on R8A7795 SoC
+ "renesas,sdhi-r8a7796" - SDHI IP on R8A7796 SoC
Optional properties:
- toshiba,mmc-wrprotect-disable: write-protect detection is unavailable