diff options
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-driver-sunxi-sid | 22 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/nvmem/allwinner,sunxi-sid.txt (renamed from Documentation/devicetree/bindings/misc/allwinner,sunxi-sid.txt) | 4 |
2 files changed, 4 insertions, 22 deletions
diff --git a/Documentation/ABI/testing/sysfs-driver-sunxi-sid b/Documentation/ABI/testing/sysfs-driver-sunxi-sid deleted file mode 100644 index ffb9536f6ecc..000000000000 --- a/Documentation/ABI/testing/sysfs-driver-sunxi-sid +++ /dev/null @@ -1,22 +0,0 @@ -What: /sys/devices/*/<our-device>/eeprom -Date: August 2013 -Contact: Oliver Schinagl <oliver@schinagl.nl> -Description: read-only access to the SID (Security-ID) on current - A-series SoC's from Allwinner. Currently supports A10, A10s, A13 - and A20 CPU's. The earlier A1x series of SoCs exports 16 bytes, - whereas the newer A20 SoC exposes 512 bytes split into sections. - Besides the 16 bytes of SID, there's also an SJTAG area, - HDMI-HDCP key and some custom keys. Below a quick overview, for - details see the user manual: - 0x000 128 bit root-key (sun[457]i) - 0x010 128 bit boot-key (sun7i) - 0x020 64 bit security-jtag-key (sun7i) - 0x028 16 bit key configuration (sun7i) - 0x02b 16 bit custom-vendor-key (sun7i) - 0x02c 320 bit low general key (sun7i) - 0x040 32 bit read-control access (sun7i) - 0x064 224 bit low general key (sun7i) - 0x080 2304 bit HDCP-key (sun7i) - 0x1a0 768 bit high general key (sun7i) -Users: any user space application which wants to read the SID on - Allwinner's A-series of CPU's. diff --git a/Documentation/devicetree/bindings/misc/allwinner,sunxi-sid.txt b/Documentation/devicetree/bindings/nvmem/allwinner,sunxi-sid.txt index fabdf64a5737..d543ed3f5363 100644 --- a/Documentation/devicetree/bindings/misc/allwinner,sunxi-sid.txt +++ b/Documentation/devicetree/bindings/nvmem/allwinner,sunxi-sid.txt @@ -4,6 +4,10 @@ Required properties: - compatible: "allwinner,sun4i-a10-sid" or "allwinner,sun7i-a20-sid" - reg: Should contain registers location and length += Data cells = +Are child nodes of qfprom, bindings of which as described in +bindings/nvmem/nvmem.txt + Example for sun4i: sid@01c23800 { compatible = "allwinner,sun4i-a10-sid"; |