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-rw-r--r--Documentation/devicetree/bindings/crypto/fsl-sec4.txt51
1 files changed, 51 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/crypto/fsl-sec4.txt b/Documentation/devicetree/bindings/crypto/fsl-sec4.txt
index bf57ecd5d73a..bd7ce120bc13 100644
--- a/Documentation/devicetree/bindings/crypto/fsl-sec4.txt
+++ b/Documentation/devicetree/bindings/crypto/fsl-sec4.txt
@@ -9,6 +9,7 @@ Copyright (C) 2008-2011 Freescale Semiconductor Inc.
-Run Time Integrity Check (RTIC) Node
-Run Time Integrity Check (RTIC) Memory Node
-Secure Non-Volatile Storage (SNVS) Node
+ -Secure Non-Volatile Storage (SNVS) Low Power (LP) RTC Node
-Full Example
NOTE: the SEC 4 is also known as Freescale's Cryptographic Accelerator
@@ -294,6 +295,27 @@ Secure Non-Volatile Storage (SNVS) Node
address and length of the SEC4 configuration
registers.
+ - #address-cells
+ Usage: required
+ Value type: <u32>
+ Definition: A standard property. Defines the number of cells
+ for representing physical addresses in child nodes. Must
+ have a value of 1.
+
+ - #size-cells
+ Usage: required
+ Value type: <u32>
+ Definition: A standard property. Defines the number of cells
+ for representing the size of physical addresses in
+ child nodes. Must have a value of 1.
+
+ - ranges
+ Usage: required
+ Value type: <prop-encoded-array>
+ Definition: A standard property. Specifies the physical address
+ range of the SNVS register space. A triplet that includes
+ the child address, parent address, & length.
+
- interrupts
Usage: required
Value type: <prop_encoded-array>
@@ -314,11 +336,34 @@ EXAMPLE
sec_mon@314000 {
compatible = "fsl,sec-v4.0-mon";
reg = <0x314000 0x1000>;
+ ranges = <0 0x314000 0x1000>;
interrupt-parent = <&mpic>;
interrupts = <93 2>;
};
=====================================================================
+Secure Non-Volatile Storage (SNVS) Low Power (LP) RTC Node
+
+ A SNVS child node that defines SNVS LP RTC.
+
+ - compatible
+ Usage: required
+ Value type: <string>
+ Definition: Must include "fsl,sec-v4.0-mon-rtc-lp".
+
+ - reg
+ Usage: required
+ Value type: <prop-encoded-array>
+ Definition: A standard property. Specifies the physical
+ address and length of the SNVS LP configuration registers.
+
+EXAMPLE
+ sec_mon_rtc_lp@314000 {
+ compatible = "fsl,sec-v4.0-mon-rtc-lp";
+ reg = <0x34 0x58>;
+ };
+
+=====================================================================
FULL EXAMPLE
crypto: crypto@300000 {
@@ -390,8 +435,14 @@ FULL EXAMPLE
sec_mon: sec_mon@314000 {
compatible = "fsl,sec-v4.0-mon";
reg = <0x314000 0x1000>;
+ ranges = <0 0x314000 0x1000>;
interrupt-parent = <&mpic>;
interrupts = <93 2>;
+
+ sec_mon_rtc_lp@34 {
+ compatible = "fsl,sec-v4.0-mon-rtc-lp";
+ reg = <0x34 0x58>;
+ };
};
=====================================================================