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author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2017-04-03 12:01:20 -0700 |
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committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2017-04-03 12:01:20 -0700 |
commit | 03b22057e8ed2d1df416c9ae8e6e247e0b87ecc8 (patch) | |
tree | cd89bdd4053e46ff3cbd67adeffa24310c04e725 /Documentation/devicetree/bindings/crypto | |
parent | 96083b2e90cddfb688e70630a1dbfdfe5fb0262d (diff) | |
parent | a71c9a1c779f2499fb2afc0553e543f18aff6edf (diff) | |
download | lwn-03b22057e8ed2d1df416c9ae8e6e247e0b87ecc8.tar.gz lwn-03b22057e8ed2d1df416c9ae8e6e247e0b87ecc8.zip |
Merge tag 'v4.11-rc5' into next
Sync up with mainline to bring in changes to input subsystem merged
through other trees.
Diffstat (limited to 'Documentation/devicetree/bindings/crypto')
-rw-r--r-- | Documentation/devicetree/bindings/crypto/brcm,spu-crypto.txt | 22 | ||||
-rw-r--r-- | Documentation/devicetree/bindings/crypto/mediatek-crypto.txt | 27 |
2 files changed, 49 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/crypto/brcm,spu-crypto.txt b/Documentation/devicetree/bindings/crypto/brcm,spu-crypto.txt new file mode 100644 index 000000000000..29b6007568eb --- /dev/null +++ b/Documentation/devicetree/bindings/crypto/brcm,spu-crypto.txt @@ -0,0 +1,22 @@ +The Broadcom Secure Processing Unit (SPU) hardware supports symmetric +cryptographic offload for Broadcom SoCs. A SoC may have multiple SPU hardware +blocks. + +Required properties: +- compatible: Should be one of the following: + brcm,spum-crypto - for devices with SPU-M hardware + brcm,spu2-crypto - for devices with SPU2 hardware + brcm,spu2-v2-crypto - for devices with enhanced SPU2 hardware features like SHA3 + and Rabin Fingerprint support + brcm,spum-nsp-crypto - for the Northstar Plus variant of the SPU-M hardware + +- reg: Should contain SPU registers location and length. +- mboxes: The mailbox channel to be used to communicate with the SPU. + Mailbox channels correspond to DMA rings on the device. + +Example: + crypto@612d0000 { + compatible = "brcm,spum-crypto"; + reg = <0 0x612d0000 0 0x900>; + mboxes = <&pdc0 0>; + }; diff --git a/Documentation/devicetree/bindings/crypto/mediatek-crypto.txt b/Documentation/devicetree/bindings/crypto/mediatek-crypto.txt new file mode 100644 index 000000000000..c204725e5873 --- /dev/null +++ b/Documentation/devicetree/bindings/crypto/mediatek-crypto.txt @@ -0,0 +1,27 @@ +MediaTek cryptographic accelerators + +Required properties: +- compatible: Should be "mediatek,eip97-crypto" +- reg: Address and length of the register set for the device +- interrupts: Should contain the five crypto engines interrupts in numeric + order. These are global system and four descriptor rings. +- clocks: the clock used by the core +- clock-names: the names of the clock listed in the clocks property. These are + "ethif", "cryp" +- power-domains: Must contain a reference to the PM domain. + + +Example: + crypto: crypto@1b240000 { + compatible = "mediatek,eip97-crypto"; + reg = <0 0x1b240000 0 0x20000>; + interrupts = <GIC_SPI 82 IRQ_TYPE_LEVEL_LOW>, + <GIC_SPI 83 IRQ_TYPE_LEVEL_LOW>, + <GIC_SPI 84 IRQ_TYPE_LEVEL_LOW>, + <GIC_SPI 91 IRQ_TYPE_LEVEL_LOW>, + <GIC_SPI 97 IRQ_TYPE_LEVEL_LOW>; + clocks = <&topckgen CLK_TOP_ETHIF_SEL>, + <ðsys CLK_ETHSYS_CRYPTO>; + clock-names = "ethif","cryp"; + power-domains = <&scpsys MT2701_POWER_DOMAIN_ETH>; + }; |