From: Neal Liu <neal.liu@mediatek.com>
To: Matt Mackall <mpm@selenic.com>, Rob Herring <robh+dt@kernel.org>,
Herbert Xu <herbert@gondor.apana.org.au>,
Mark Rutland <mark.rutland@arm.com>,
Matthias Brugger <matthias.bgg@gmail.com>,
"Sean Wang" <sean.wang@kernel.org>
Cc: "Neal Liu" <neal.liu@mediatek.com>,
"Crystal Guo (郭晶)" <Crystal.Guo@mediatek.com>,
"linux-crypto@vger.kernel.org" <linux-crypto@vger.kernel.org>,
"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
"linux-mediatek@lists.infradead.org"
<linux-mediatek@lists.infradead.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
wsd_upstream <wsd_upstream@mediatek.com>
Subject: Re: [PATCH v4 0/3] MediaTek Security random number generator support
Date: Mon, 22 Jul 2019 17:50:42 +0800 [thread overview]
Message-ID: <1563789042.14676.3.camel@mtkswgap22> (raw)
In-Reply-To: <1561361052-13072-1-git-send-email-neal.liu@mediatek.com>
Dear Matthias, Rob, Mark,
Just gentle ping.
Thanks
On Mon, 2019-06-24 at 15:24 +0800, Neal Liu wrote:
> These patch series introduce a generic rng driver for Trustzone
> based kernel driver which would like to communicate with ATF
> SIP services.
>
> Patch #1 initials SMC fid table for Mediatek SIP interfaces and
> adds HWRNG related SMC call.
>
> Patch #2..3 adds mtk-sec-rng kernel driver for Trustzone based SoCs.
> For MediaTek SoCs on ARMv8 with TrustZone enabled, peripherals like
> entropy sources is not accessible from normal world (linux) and
> rather accessible from secure world (ATF/TEE) only. This driver aims
> to provide a generic interface to ATF rng service.
>
>
> changes since v1:
> - rename mt67xx-rng to mtk-sec-rng since all MediaTek ARMv8 SoCs
> can reuse this driver.
> - refine coding style and unnecessary check.
>
> changes since v2:
> - remove unused comments.
> - remove redundant variable.
>
> changes since v3:
> - add dt-bindings for MediaTek rng with TrustZone enabled
> - revise HWRNG SMC call fid
>
>
> Neal Liu (3):
> soc: mediatek: add SMC fid table for SIP interface
> dt-bindings: rng: add bindings for MediaTek ARMv8 SoCs
> hwrng: add mtk-sec-rng driver
>
> .../devicetree/bindings/rng/mtk-sec-rng.txt | 10 ++
> drivers/char/hw_random/Kconfig | 16 +++
> drivers/char/hw_random/Makefile | 1 +
> drivers/char/hw_random/mtk-sec-rng.c | 97 +++++++++++++++++++
> include/linux/soc/mediatek/mtk_sip_svc.h | 33 +++++++
> 5 files changed, 157 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/rng/mtk-sec-rng.txt
> create mode 100644 drivers/char/hw_random/mtk-sec-rng.c
> create mode 100644 include/linux/soc/mediatek/mtk_sip_svc.h
>
next prev parent reply other threads:[~2019-07-22 9:51 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-24 7:24 [PATCH v4 0/3] MediaTek Security random number generator support Neal Liu
2019-06-24 7:24 ` [PATCH v4 1/3] soc: mediatek: add SMC fid table for SIP interface Neal Liu
2019-06-24 7:24 ` [PATCH v4 2/3] dt-bindings: rng: add bindings for MediaTek ARMv8 SoCs Neal Liu
2019-07-22 17:13 ` Rob Herring
2019-07-23 2:21 ` Neal Liu
2019-07-23 14:35 ` Rob Herring
2019-07-24 5:04 ` Neal Liu
2019-09-18 1:44 ` Neal Liu
2019-10-02 13:47 ` Neal Liu
2019-10-18 5:41 ` Neal Liu
2019-06-24 7:24 ` [PATCH v4 3/3] hwrng: add mtk-sec-rng driver Neal Liu
2019-07-22 9:50 ` Neal Liu [this message]
2019-08-02 1:35 ` [PATCH v4 0/3] MediaTek Security random number generator support Neal Liu
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