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From: Shawn Guo <shawnguo@kernel.org>
To: "Horia Geantă" <horia.geanta@nxp.com>
Cc: Rob Herring <robh+dt@kernel.org>,
	Sascha Hauer <s.hauer@pengutronix.de>,
	Matt Mackall <mpm@selenic.com>,
	Herbert Xu <herbert@gondor.apana.org.au>,
	Pengutronix Kernel Team <kernel@pengutronix.de>,
	Fabio Estevam <festevam@gmail.com>,
	NXP Linux Team <linux-imx@nxp.com>,
	devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	Arnd Bergmann <arnd@arndb.de>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Martin Kaiser <martin@kaiser.cx>,
	Marco Felsch <m.felsch@pengutronix.de>,
	Franck Lenormand <franck.lenormand@nxp.com>,
	Iuliana Prodan <iuliana.prodan@nxp.com>,
	Silvano Di Ninno <silvano.dininno@nxp.com>,
	linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v4 0/5] hwrng: add support for i.MX6 rngb
Date: Mon, 17 Aug 2020 16:07:19 +0800	[thread overview]
Message-ID: <20200817080718.GD16951@dragon> (raw)
In-Reply-To: <20200715152604.10407-1-horia.geanta@nxp.com>

On Wed, Jul 15, 2020 at 06:25:59PM +0300, Horia Geantă wrote:
> Add support for RNGB found in some i.MX6 SoCs (6SL, 6SLL, 6ULL, 6ULZ),
> based on RNGC driver (drivers/char/hw_random/imx-rngc.c).
> 
> This driver claims support also for RNGB (besides RNGC),
> and is currently used only by i.MX25.
> 
> Note:
> 
> Several NXP SoC from QorIQ family (P1010, P1023, P4080, P3041, P5020)
> also have a RNGB, however it's part of the CAAM
> (Cryptograhic Accelerator and Assurance Module) crypto accelerator.
> In this case, RNGB is managed in the caam driver
> (drivers/crypto/caam/), since it's tightly related to
> the caam "job ring" interface, not to mention CAAM internally relying on
> RNGB as source of randomness.
> 
> On the other hand, the i.MX6 SoCs with RNGB have a DCP
> (Data Co-Processor) crypto accelerator and this block and RNGB
> are independent.
> 
> Changelog:
> v4
> -remove unneeded compatible strings from the driver
> v3
> -mention in the DT binding the compatibility with "fsl,imx25-rngb"
> -collected Reviewed-by
> v2
> -update rngb DT binding with compatible strings for i.MX6 SoCs
> 
> Horia Geantă (5):
...
>   ARM: dts: imx6sl: fix rng node
>   ARM: dts: imx6sll: add rng
>   ARM: dts: imx6ull: add rng

Applied these 3, thanks.

Shawn

WARNING: multiple messages have this Message-ID (diff)
From: Shawn Guo <shawnguo@kernel.org>
To: "Horia Geantă" <horia.geanta@nxp.com>
Cc: devicetree@vger.kernel.org, Martin Kaiser <martin@kaiser.cx>,
	Herbert Xu <herbert@gondor.apana.org.au>,
	Arnd Bergmann <arnd@arndb.de>,
	Iuliana Prodan <iuliana.prodan@nxp.com>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Sascha Hauer <s.hauer@pengutronix.de>,
	Marco Felsch <m.felsch@pengutronix.de>,
	linux-kernel@vger.kernel.org,
	Franck Lenormand <franck.lenormand@nxp.com>,
	Rob Herring <robh+dt@kernel.org>,
	NXP Linux Team <linux-imx@nxp.com>,
	Pengutronix Kernel Team <kernel@pengutronix.de>,
	Matt Mackall <mpm@selenic.com>,
	Silvano Di Ninno <silvano.dininno@nxp.com>,
	Fabio Estevam <festevam@gmail.com>,
	linux-arm-kernel@lists.infradead.org,
	linux-crypto@vger.kernel.org
Subject: Re: [PATCH v4 0/5] hwrng: add support for i.MX6 rngb
Date: Mon, 17 Aug 2020 16:07:19 +0800	[thread overview]
Message-ID: <20200817080718.GD16951@dragon> (raw)
In-Reply-To: <20200715152604.10407-1-horia.geanta@nxp.com>

On Wed, Jul 15, 2020 at 06:25:59PM +0300, Horia Geantă wrote:
> Add support for RNGB found in some i.MX6 SoCs (6SL, 6SLL, 6ULL, 6ULZ),
> based on RNGC driver (drivers/char/hw_random/imx-rngc.c).
> 
> This driver claims support also for RNGB (besides RNGC),
> and is currently used only by i.MX25.
> 
> Note:
> 
> Several NXP SoC from QorIQ family (P1010, P1023, P4080, P3041, P5020)
> also have a RNGB, however it's part of the CAAM
> (Cryptograhic Accelerator and Assurance Module) crypto accelerator.
> In this case, RNGB is managed in the caam driver
> (drivers/crypto/caam/), since it's tightly related to
> the caam "job ring" interface, not to mention CAAM internally relying on
> RNGB as source of randomness.
> 
> On the other hand, the i.MX6 SoCs with RNGB have a DCP
> (Data Co-Processor) crypto accelerator and this block and RNGB
> are independent.
> 
> Changelog:
> v4
> -remove unneeded compatible strings from the driver
> v3
> -mention in the DT binding the compatibility with "fsl,imx25-rngb"
> -collected Reviewed-by
> v2
> -update rngb DT binding with compatible strings for i.MX6 SoCs
> 
> Horia Geantă (5):
...
>   ARM: dts: imx6sl: fix rng node
>   ARM: dts: imx6sll: add rng
>   ARM: dts: imx6ull: add rng

Applied these 3, thanks.

Shawn

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  parent reply	other threads:[~2020-08-17  8:07 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-15 15:25 [PATCH v4 0/5] hwrng: add support for i.MX6 rngb Horia Geantă
2020-07-15 15:25 ` Horia Geantă
2020-07-15 15:26 ` [PATCH v4 1/5] dt-bindings: rng: add RNGB compatibles for i.MX6 SoCs Horia Geantă
2020-07-15 15:26   ` Horia Geantă
2020-07-15 15:26 ` [PATCH v4 2/5] ARM: dts: imx6sl: fix rng node Horia Geantă
2020-07-15 15:26   ` Horia Geantă
2020-07-15 15:26 ` [PATCH v4 3/5] ARM: dts: imx6sll: add rng Horia Geantă
2020-07-15 15:26   ` Horia Geantă
2020-07-15 15:26 ` [PATCH v4 4/5] ARM: dts: imx6ull: " Horia Geantă
2020-07-15 15:26   ` Horia Geantă
2021-08-17 15:39   ` Frieder Schrempf
2021-08-17 15:39     ` Frieder Schrempf
2021-08-17 17:38     ` Frieder Schrempf
2021-08-17 17:38       ` Frieder Schrempf
2020-07-15 15:26 ` [PATCH v4 5/5] hwrng: imx-rngc: enable driver for i.MX6 Horia Geantă
2020-07-15 15:26   ` Horia Geantă
2020-07-23  7:57 ` [PATCH v4 0/5] hwrng: add support for i.MX6 rngb Herbert Xu
2020-07-23  7:57   ` Herbert Xu
2020-08-17  8:07 ` Shawn Guo [this message]
2020-08-17  8:07   ` Shawn Guo

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