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author | Zain Wang <zain.wang@rock-chips.com> | 2015-11-25 06:43:30 +0100 |
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committer | Herbert Xu <herbert@gondor.apana.org.au> | 2015-11-27 14:19:28 +0100 |
commit | e81c1b4646149c1e67610c83e8770a7217491a13 (patch) | |
tree | d02e4df3d12775e2510bd05edc1a96c5ff18aac7 /Documentation/devicetree | |
parent | crypto: nx - use of_property_read_u32() (diff) | |
download | linux-e81c1b4646149c1e67610c83e8770a7217491a13.tar.xz linux-e81c1b4646149c1e67610c83e8770a7217491a13.zip |
crypto: rockchip - add DT bindings documentation
Add DT bindings documentation for the rk3288 crypto drivers.
Signed-off-by: Zain Wang <zain.wang@rock-chips.com>
Acked-by: Rob Herring <robh@kernel.org>
Tested-by: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'Documentation/devicetree')
-rw-r--r-- | Documentation/devicetree/bindings/crypto/rockchip-crypto.txt | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/crypto/rockchip-crypto.txt b/Documentation/devicetree/bindings/crypto/rockchip-crypto.txt new file mode 100644 index 000000000000..096df34b11c1 --- /dev/null +++ b/Documentation/devicetree/bindings/crypto/rockchip-crypto.txt @@ -0,0 +1,29 @@ +Rockchip Electronics And Security Accelerator + +Required properties: +- compatible: Should be "rockchip,rk3288-crypto" +- reg: Base physical address of the engine and length of memory mapped + region +- interrupts: Interrupt number +- clocks: Reference to the clocks about crypto +- clock-names: "aclk" used to clock data + "hclk" used to clock data + "sclk" used to clock crypto accelerator + "apb_pclk" used to clock dma +- resets: Must contain an entry for each entry in reset-names. + See ../reset/reset.txt for details. +- reset-names: Must include the name "crypto-rst". + +Examples: + + crypto: cypto-controller@ff8a0000 { + compatible = "rockchip,rk3288-crypto"; + reg = <0xff8a0000 0x4000>; + interrupts = <GIC_SPI 48 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cru ACLK_CRYPTO>, <&cru HCLK_CRYPTO>, + <&cru SCLK_CRYPTO>, <&cru ACLK_DMAC1>; + clock-names = "aclk", "hclk", "sclk", "apb_pclk"; + resets = <&cru SRST_CRYPTO>; + reset-names = "crypto-rst"; + status = "okay"; + }; |