diff options
Diffstat (limited to 'Documentation/devicetree/bindings/crypto')
9 files changed, 150 insertions, 8 deletions
diff --git a/Documentation/devicetree/bindings/crypto/atmel-crypto.txt b/Documentation/devicetree/bindings/crypto/atmel-crypto.txt index f2aab3dc2b52..7de1a9674c70 100644 --- a/Documentation/devicetree/bindings/crypto/atmel-crypto.txt +++ b/Documentation/devicetree/bindings/crypto/atmel-crypto.txt @@ -66,3 +66,16 @@ sha@f8034000 { dmas = <&dma1 2 17>; dma-names = "tx"; }; + +* Eliptic Curve Cryptography (I2C) + +Required properties: +- compatible : must be "atmel,atecc508a". +- reg: I2C bus address of the device. +- clock-frequency: must be present in the i2c controller node. + +Example: +atecc508a@C0 { + compatible = "atmel,atecc508a"; + reg = <0xC0>; +}; 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/fsl-imx-scc.txt b/Documentation/devicetree/bindings/crypto/fsl-imx-scc.txt new file mode 100644 index 000000000000..7aad448e8a36 --- /dev/null +++ b/Documentation/devicetree/bindings/crypto/fsl-imx-scc.txt @@ -0,0 +1,21 @@ +Freescale Security Controller (SCC) + +Required properties: +- compatible : Should be "fsl,imx25-scc". +- reg : Should contain register location and length. +- interrupts : Should contain interrupt numbers for SCM IRQ and SMN IRQ. +- interrupt-names : Should specify the names "scm" and "smn" for the + SCM IRQ and SMN IRQ. +- clocks: Should contain the clock driving the SCC core. +- clock-names: Should be set to "ipg". + +Example: + + scc: crypto@53fac000 { + compatible = "fsl,imx25-scc"; + reg = <0x53fac000 0x4000>; + clocks = <&clks 111>; + clock-names = "ipg"; + interrupts = <49>, <50>; + interrupt-names = "scm", "smn"; + }; diff --git a/Documentation/devicetree/bindings/crypto/fsl-sec4.txt b/Documentation/devicetree/bindings/crypto/fsl-sec4.txt index adeca34c5a33..7aef0eae58d4 100644 --- a/Documentation/devicetree/bindings/crypto/fsl-sec4.txt +++ b/Documentation/devicetree/bindings/crypto/fsl-sec4.txt @@ -118,11 +118,14 @@ PROPERTIES Definition: A list of clock name strings in the same order as the clocks property. - Note: All other standard properties (see the ePAPR) are allowed - but are optional. + Note: All other standard properties (see the Devicetree Specification) + are allowed but are optional. EXAMPLE + +iMX6QDL/SX requires four clocks + crypto@300000 { compatible = "fsl,sec-v4.0"; fsl,sec-era = <2>; @@ -139,6 +142,23 @@ EXAMPLE clock-names = "mem", "aclk", "ipg", "emi_slow"; }; + +iMX6UL does only require three clocks + + crypto: caam@2140000 { + compatible = "fsl,sec-v4.0"; + #address-cells = <1>; + #size-cells = <1>; + reg = <0x2140000 0x3c000>; + ranges = <0 0x2140000 0x3c000>; + interrupts = <GIC_SPI 48 IRQ_TYPE_LEVEL_HIGH>; + + clocks = <&clks IMX6UL_CLK_CAAM_MEM>, + <&clks IMX6UL_CLK_CAAM_ACLK>, + <&clks IMX6UL_CLK_CAAM_IPG>; + clock-names = "mem", "aclk", "ipg"; + }; + ===================================================================== Job Ring (JR) Node diff --git a/Documentation/devicetree/bindings/crypto/fsl-sec6.txt b/Documentation/devicetree/bindings/crypto/fsl-sec6.txt index baf8a3c1b469..73b0eb950bb3 100644 --- a/Documentation/devicetree/bindings/crypto/fsl-sec6.txt +++ b/Documentation/devicetree/bindings/crypto/fsl-sec6.txt @@ -55,8 +55,8 @@ PROPERTIES triplet that includes the child address, parent address, & length. - Note: All other standard properties (see the ePAPR) are allowed - but are optional. + Note: All other standard properties (see the Devicetree Specification) + are allowed but are optional. EXAMPLE crypto@a0000 { diff --git a/Documentation/devicetree/bindings/crypto/inside-secure-safexcel.txt b/Documentation/devicetree/bindings/crypto/inside-secure-safexcel.txt new file mode 100644 index 000000000000..941bb6a6fb13 --- /dev/null +++ b/Documentation/devicetree/bindings/crypto/inside-secure-safexcel.txt @@ -0,0 +1,27 @@ +Inside Secure SafeXcel cryptographic engine + +Required properties: +- compatible: Should be "inside-secure,safexcel-eip197". +- reg: Base physical address of the engine and length of memory mapped region. +- interrupts: Interrupt numbers for the rings and engine. +- interrupt-names: Should be "ring0", "ring1", "ring2", "ring3", "eip", "mem". + +Optional properties: +- clocks: Reference to the crypto engine clock. + +Example: + + crypto: crypto@800000 { + compatible = "inside-secure,safexcel-eip197"; + reg = <0x800000 0x200000>; + interrupts = <GIC_SPI 34 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 54 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 55 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 56 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 57 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 58 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "mem", "ring0", "ring1", "ring2", "ring3", + "eip"; + clocks = <&cpm_syscon0 1 26>; + status = "disabled"; + }; diff --git a/Documentation/devicetree/bindings/crypto/mediatek-crypto.txt b/Documentation/devicetree/bindings/crypto/mediatek-crypto.txt new file mode 100644 index 000000000000..450da3661cad --- /dev/null +++ b/Documentation/devicetree/bindings/crypto/mediatek-crypto.txt @@ -0,0 +1,25 @@ +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: Must contain "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 = <ðsys CLK_ETHSYS_CRYPTO>; + clock-names = "cryp"; + power-domains = <&scpsys MT2701_POWER_DOMAIN_ETH>; + }; diff --git a/Documentation/devicetree/bindings/crypto/samsung-sss.txt b/Documentation/devicetree/bindings/crypto/samsung-sss.txt index a6dafa83c6df..7a5ca56683cc 100644 --- a/Documentation/devicetree/bindings/crypto/samsung-sss.txt +++ b/Documentation/devicetree/bindings/crypto/samsung-sss.txt @@ -23,10 +23,8 @@ Required properties: - "samsung,exynos4210-secss" for Exynos4210, Exynos4212, Exynos4412, Exynos5250, Exynos5260 and Exynos5420 SoCs. - reg : Offset and length of the register set for the module -- interrupts : interrupt specifiers of SSS module interrupts, should contain - following entries: - - first : feed control interrupt (required for all variants), - - second : hash interrupt (required only for samsung,s5pv210-secss). +- interrupts : interrupt specifiers of SSS module interrupts (one feed + control interrupt). - clocks : list of clock phandle and specifier pairs for all clocks listed in clock-names property. diff --git a/Documentation/devicetree/bindings/crypto/st,stm32-crc.txt b/Documentation/devicetree/bindings/crypto/st,stm32-crc.txt new file mode 100644 index 000000000000..3ba92a5e9b36 --- /dev/null +++ b/Documentation/devicetree/bindings/crypto/st,stm32-crc.txt @@ -0,0 +1,16 @@ +* STMicroelectronics STM32 CRC + +Required properties: +- compatible: Should be "st,stm32f7-crc". +- reg: The address and length of the peripheral registers space +- clocks: The input clock of the CRC instance + +Optional properties: none + +Example: + +crc: crc@40023000 { + compatible = "st,stm32f7-crc"; + reg = <0x40023000 0x400>; + clocks = <&rcc 0 12>; +}; |