From e81c1b4646149c1e67610c83e8770a7217491a13 Mon Sep 17 00:00:00 2001 From: Zain Wang Date: Wed, 25 Nov 2015 13:43:30 +0800 Subject: [PATCH] crypto: rockchip - add DT bindings documentation Add DT bindings documentation for the rk3288 crypto drivers. Signed-off-by: Zain Wang Acked-by: Rob Herring Tested-by: Heiko Stuebner Signed-off-by: Herbert Xu --- .../bindings/crypto/rockchip-crypto.txt | 29 +++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 Documentation/devicetree/bindings/crypto/rockchip-crypto.txt 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 = ; + 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"; + };