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authorMichael Walle <michael@walle.cc>2020-06-27 22:58:50 +0200
committerPriyanka Jain <priyanka.jain@nxp.com>2020-07-27 14:16:29 +0530
commit0dc596127c55e5430bd8f213e41a24c8f440c01a (patch)
tree031cb8acb91ca4364064dda023555a15b7123012 /drivers/crypto
parent277405b86ce112e5be39d75ceccb4f0b4e45e1dc (diff)
crypto/fsl: support newer SEC modules
Since Era 10, the version registers changed. Add the version registers and use them on newer modules. Signed-off-by: Michael Walle <michael@walle.cc> Reviewed-by: Horia Geantă <horia.geanta@nxp.com> Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
Diffstat (limited to 'drivers/crypto')
-rw-r--r--drivers/crypto/fsl/jr.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/crypto/fsl/jr.c b/drivers/crypto/fsl/jr.c
index bbdbcb8e58..5275c50e8b 100644
--- a/drivers/crypto/fsl/jr.c
+++ b/drivers/crypto/fsl/jr.c
@@ -498,9 +498,17 @@ static int instantiate_rng(uint8_t sec_idx)
static u8 get_rng_vid(uint8_t sec_idx)
{
ccsr_sec_t *sec = (void *)SEC_ADDR(sec_idx);
- u32 cha_vid = sec_in32(&sec->chavid_ls);
+ u8 vid;
- return (cha_vid & SEC_CHAVID_RNG_LS_MASK) >> SEC_CHAVID_LS_RNG_SHIFT;
+ if (caam_get_era() < 10) {
+ vid = (sec_in32(&sec->chavid_ls) & SEC_CHAVID_RNG_LS_MASK)
+ >> SEC_CHAVID_LS_RNG_SHIFT;
+ } else {
+ vid = (sec_in32(&sec->vreg.rng) & CHA_VER_VID_MASK)
+ >> CHA_VER_VID_SHIFT;
+ }
+
+ return vid;
}
/*