target/linux/layerscape/patches-5.4/804-crypto-0015-MLKU-123-1-crypto-caam-add-support-for-i.mx8mm-mn.patch

   1 From 866aab825ad10675b1e98004aec19127ec16b2b3 Mon Sep 17 00:00:00 2001
   2 From: =?UTF-8?q?Horia=20Geant=C4=83?= <horia.geanta@nxp.com>
   3 Date: Mon, 23 Sep 2019 14:28:42 +0300
   4 Subject: [PATCH] MLKU-123-1 crypto: caam - add support for i.mx8mm, mn
   5 MIME-Version: 1.0
   6 Content-Type: text/plain; charset=UTF-8
   7 Content-Transfer-Encoding: 8bit
   8
   9 TODO:
  10
  11 1. clarify logic wrt. virtualization and DECORSR - see e-mail thread:
  12 "Register-based interface - DECORSR with virtualization disabled"
  13
  14 2. check whether the clocks are identical for all mScale parts,
  15 and if they do use a single "i.MX8M*" entry in clocks array.
  16
  17 Signed-off-by: Horia Geantă <horia.geanta@nxp.com>
  18 ---
  19  drivers/crypto/caam/ctrl.c | 8 ++++++--
  20  1 file changed, 6 insertions(+), 2 deletions(-)
  21
  22 --- a/drivers/crypto/caam/ctrl.c
  23 +++ b/drivers/crypto/caam/ctrl.c
  24 @@ -99,10 +99,12 @@ static inline int run_descriptor_deco0(s
  25
  26         if (ctrlpriv->virt_en == 1 ||
  27             /*
  28 -            * Apparently on i.MX8MQ it doesn't matter if virt_en == 1
  29 +            * Apparently on i.MX8MQ, 8MM, 8MN it doesn't matter if virt_en == 1
  30              * and the following steps should be performed regardless
  31              */
  32 -           of_machine_is_compatible("fsl,imx8mq")) {
  33 +           of_machine_is_compatible("fsl,imx8mq") ||
  34 +           of_machine_is_compatible("fsl,imx8mm") ||
  35 +           of_machine_is_compatible("fsl,imx8mn")) {
  36                 clrsetbits_32(&ctrl->deco_rsr, 0, DECORSR_JR0);
  37
  38                 while (!(rd_reg32(&ctrl->deco_rsr) & DECORSR_VALID) &&
  39 @@ -514,6 +516,8 @@ static const struct soc_device_attribute
  40         { .soc_id = "i.MX6*",  .data = &caam_imx6_data },
  41         { .soc_id = "i.MX7*",  .data = &caam_imx7_data },
  42         { .soc_id = "i.MX8MQ", .data = &caam_imx7_data },
  43 +       { .soc_id = "i.MX8MM", .data = &caam_imx7_data },
  44 +       { .soc_id = "i.MX8MN", .data = &caam_imx7_data },
  45         { .family = "Freescale i.MX" },
  46         { /* sentinel */ }
  47  };