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

From: Horia GeantÄ
Date: Fri Jan 17 2020 - 09:35:27 EST


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 GeantÄ <horia.geanta@xxxxxxx>
---
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