linux-kernel - Re: [PATCH V2 1/3] crypto: caam: Add support for i.MX8M Mini

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Date:   Mon, 16 Dec 2019 15:15:19 +0000
From:   Iuliana Prodan <iuliana.prodan@....com>
To:     Adam Ford <aford173@...il.com>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>
CC:     Horia Geanta <horia.geanta@....com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        dl-linux-imx <linux-imx@....com>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will@...nel.org>,
        Aymen Sghaier <aymen.sghaier@....com>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        "David S. Miller" <davem@...emloft.net>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-crypto@...r.kernel.org" <linux-crypto@...r.kernel.org>
Subject: Re: [PATCH V2 1/3] crypto: caam: Add support for i.MX8M Mini

On 12/13/2019 5:39 PM, Adam Ford wrote:
> The i.MX8M Mini uses the same crypto engine as the i.MX8MQ, but
> the driver is restricting the check to just the i.MX8MQ.
> 
> This patch expands the check for either i.MX8MQ or i.MX8MM.
> 
> Signed-off-by: Adam Ford <aford173@...il.com>
> 

For the series:

Tested-by: Iuliana Prodan <iuliana.prodan@....com>
Reviewed-by: Iuliana Prodan <iuliana.prodan@....com>

> ---
> V2:  Expand the check that forces the setting on imx8mq to also be true for imx8mm
>       Explictly state imx8mm compatiblity instead of making it generic to all imx8m*
>        this is mostly due to lack of other hardware to test
> 
> diff --git a/drivers/crypto/caam/ctrl.c b/drivers/crypto/caam/ctrl.c
> index d7c3c3805693..c01dda692ecc 100644
> --- a/drivers/crypto/caam/ctrl.c
> +++ b/drivers/crypto/caam/ctrl.c
> @@ -102,7 +102,8 @@ static inline int run_descriptor_deco0(struct device *ctrldev, u32 *desc,
>   	     * Apparently on i.MX8MQ it doesn't matter if virt_en == 1
>   	     * and the following steps should be performed regardless
>   	     */
> -	    of_machine_is_compatible("fsl,imx8mq")) {
> +	    of_machine_is_compatible("fsl,imx8mq") ||
> +	    of_machine_is_compatible("fsl,imx8mm")) {
>   		clrsetbits_32(&ctrl->deco_rsr, 0, DECORSR_JR0);
>   
>   		while (!(rd_reg32(&ctrl->deco_rsr) & DECORSR_VALID) &&
> @@ -509,6 +510,7 @@ static const struct soc_device_attribute caam_imx_soc_table[] = {
>   	{ .soc_id = "i.MX6*",  .data = &caam_imx6_data },
>   	{ .soc_id = "i.MX7*",  .data = &caam_imx7_data },
>   	{ .soc_id = "i.MX8MQ", .data = &caam_imx7_data },
> +	{ .soc_id = "i.MX8MM", .data = &caam_imx7_data },
>   	{ .family = "Freescale i.MX" },
>   	{ /* sentinel */ }
>   };
>