Re: [PATCH v3 5/5] ARM: dts: imx7s: add CAAM device node

From: Horia Geantă
Date: Thu Feb 01 2018 - 06:44:36 EST


On 1/31/2018 4:00 AM, Bryan O'Donoghue wrote:
> From: Rui Miguel Silva <rui.silva@xxxxxxxxxx>
>
> Add CAAM device node to the i.MX7s device tree.
>
> Signed-off-by: Rui Miguel Silva <rui.silva@xxxxxxxxxx>
> Cc: Shawn Guo <shawnguo@xxxxxxxxxx>
> Cc: Sascha Hauer <kernel@xxxxxxxxxxxxxx>
> Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
> Cc: "Horia Geantă" <horia.geanta@xxxxxxx>
> Cc: Aymen Sghaier <aymen.sghaier@xxxxxxx>
> Cc: Fabio Estevam <fabio.estevam@xxxxxxx>
> Cc: Peng Fan <peng.fan@xxxxxxx>
> Cc: "David S. Miller" <davem@xxxxxxxxxxxxx>
> Cc: Lukas Auer <lukas.auer@xxxxxxxxxxxxxxxxxxx>
> Signed-off-by: Bryan O'Donoghue <pure.logic@xxxxxxxxxxxxxxxxx>
> ---
> arch/arm/boot/dts/imx7s.dtsi | 31 +++++++++++++++++++++++++++++++
> 1 file changed, 31 insertions(+)
>
> diff --git a/arch/arm/boot/dts/imx7s.dtsi b/arch/arm/boot/dts/imx7s.dtsi
> index 82ad26e..e38c159 100644
> --- a/arch/arm/boot/dts/imx7s.dtsi
> +++ b/arch/arm/boot/dts/imx7s.dtsi
> @@ -805,6 +805,37 @@
> status = "disabled";
> };
>
> + crypto: caam@30900000 {
> + compatible = "fsl,sec-v4.0";
> + fsl,sec-era = <4>;
CCBVID[CAAM_ERA] = 8.
Either remove this (optional) property and let the bootloader add it
dynamically, or provide a correct value for it.

Thanks,
Horia