linux-kernel - Re: [RESEND PATCH 4/4] crypto: rk_crypto

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Date:	Mon, 2 Nov 2015 17:13:38 +0800
From:	Zain <zain.wang@...k-chips.com>
To:	Mark Rutland <mark.rutland@....com>
Cc:	zhengsq@...k-chips.com, hl@...k-chips.com,
	herbert@...dor.apana.org.au, davem@...emloft.net,
	mturquette@...libre.com, heiko@...ech.de, pawel.moll@....com,
	ijc+devicetree@...lion.org.uk, robh+dt@...nel.org,
	galak@...eaurora.org, linux@....linux.org.uk,
	linux-kernel@...r.kernel.org, linux-crypto@...r.kernel.org,
	linux-rockchip@...ts.infradead.org, devicetree@...r.kernel.org,
	eddie.cai@...k-chips.com
Subject: Re: [RESEND PATCH 4/4] crypto: rk_crypto - add DT bindings
 documentation

Hi Mark

On 2015年10月30日 22:03, Mark Rutland wrote:
> On Fri, Oct 30, 2015 at 04:22:49PM +0800, Zain Wang wrote:
>> Add DT bindings documentation for the rk3288 crypto drivers.
>>
>> Signed-off-by: Zain Wang <zain.wang@...k-chips.com>
>> ---
>>  .../devicetree/bindings/crypto/rk-crypto.txt       | 31 ++++++++++++++++++++++
>>  1 file changed, 31 insertions(+)
>>  create mode 100644 Documentation/devicetree/bindings/crypto/rk-crypto.txt
>>
>> diff --git a/Documentation/devicetree/bindings/crypto/rk-crypto.txt b/Documentation/devicetree/bindings/crypto/rk-crypto.txt
>> new file mode 100644
>> index 0000000..1e50768
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/crypto/rk-crypto.txt
>> @@ -0,0 +1,31 @@
>> +Rockchip Electronics And Security Accelerator
>> +
>> +Required properties:
>> +- compatible: should be "rockchip,crypto"
> Choose a more specific name. Rockchip could easily come up with another
> crypto accelerator later.
ok! done.
rk3288_crypto may be better than crypto.
>> +- reg: base physical address of the engine and length of memory mapped
>> +       region.
>> +- interrupts: interrupt number
>> +- clocks: clock specifiers
>> +- clock-names: "aclk_crypto" used to clock data
>> +			   "hclk_crypto" used to clock data
>> +			   "srst_crypto" used to clock crypto accelerator
>> +			   "apb_pclk"    used to clock dma
>> +-status: Enable
> No need to mention the status property.
ok! done!
> Thanks,
> Mark.
>
>> +
>> +Examples:
>> +
>> +	crypto: cypto-controller@...a0000 {
>> +		compatible = "rockchip,crypto";
>> +		reg = <0xff8a0000 0x4000>;
>> +		interrupts = <GIC_SPI 48 IRQ_TYPE_LEVEL_HIGH>;
>> +		clocks = <&cru ACLK_CRYPTO>,
>> +			 <&cru HCLK_CRYPTO>,
>> +			 <&cru SRST_CRYPTO>,
>> +			 <&cru ACLK_DMAC1>;
>> +
>> +		clock-names = "aclk_crypto",
>> +			      "hclk_crypto",
>> +			      "srst_crypto",
>> +				  "apb_pclk";
>> +		status = "okay";
>> +	};
>> -- 
>> 1.9.1
>>
>>
>
Thanks
Zain

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