linux-kernel - [PATCH] crypto: caam - add support for i.MX8M Plus

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Date:   Fri, 17 Jan 2020 16:35:13 +0200
From:   Horia Geantă <horia.geanta@....com>
To:     Herbert Xu <herbert@...dor.apana.org.au>
Cc:     "David S. Miller" <davem@...emloft.net>,
        Aymen Sghaier <aymen.sghaier@....com>,
        linux-crypto@...r.kernel.org, NXP Linux Team <linux-imx@....com>,
        linux-kernel@...r.kernel.org
Subject: [PATCH] crypto: caam - add support for i.MX8M Plus

Add support for the crypto engine used in i.mx8mp (i.MX 8M "Plus"),
which is very similar to the one used in i.mx8mq, i.mx8mm, i.mx8mn.

Signed-off-by: Horia Geantă <horia.geanta@....com>
---
 drivers/crypto/caam/ctrl.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/crypto/caam/ctrl.c b/drivers/crypto/caam/ctrl.c
index 88a58a8fc533..7139366da016 100644
--- a/drivers/crypto/caam/ctrl.c
+++ b/drivers/crypto/caam/ctrl.c
@@ -99,12 +99,13 @@ static inline int run_descriptor_deco0(struct device *ctrldev, u32 *desc,
 
 	if (ctrlpriv->virt_en == 1 ||
 	    /*
-	     * Apparently on i.MX8MQ, 8MM, 8MN it doesn't matter if virt_en == 1
+	     * Apparently on i.MX8M{Q,M,N,P} 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,imx8mm") ||
-	    of_machine_is_compatible("fsl,imx8mn")) {
+	    of_machine_is_compatible("fsl,imx8mn") ||
+	    of_machine_is_compatible("fsl,imx8mp")) {
 		clrsetbits_32(&ctrl->deco_rsr, 0, DECORSR_JR0);
 
 		while (!(rd_reg32(&ctrl->deco_rsr) & DECORSR_VALID) &&
-- 
2.17.1