summaryrefslogtreecommitdiffstats
path: root/drivers/crypto
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/crypto')
-rw-r--r--drivers/crypto/fsl/jr.c13
-rw-r--r--drivers/crypto/fsl/jr.h3
2 files changed, 16 insertions, 0 deletions
diff --git a/drivers/crypto/fsl/jr.c b/drivers/crypto/fsl/jr.c
index 93c24712d1..3fc418a8c4 100644
--- a/drivers/crypto/fsl/jr.c
+++ b/drivers/crypto/fsl/jr.c
@@ -543,7 +543,20 @@ int sec_init(void)
uint32_t liodn_s;
#endif
+ /*
+ * Modifying CAAM Read/Write Attributes
+ * For LS2080A and LS2085A
+ * For AXI Write - Cacheable, Write Back, Write allocate
+ * For AXI Read - Cacheable, Read allocate
+ * Only For LS2080a and LS2085a, to solve CAAM coherency issues
+ */
+#if defined(CONFIG_LS2080A) || defined(CONFIG_LS2085A)
+ mcr = (mcr & ~MCFGR_AWCACHE_MASK) | (0xb << MCFGR_AWCACHE_SHIFT);
+ mcr = (mcr & ~MCFGR_ARCACHE_MASK) | (0x6 << MCFGR_ARCACHE_SHIFT);
+#else
mcr = (mcr & ~MCFGR_AWCACHE_MASK) | (0x2 << MCFGR_AWCACHE_SHIFT);
+#endif
+
#ifdef CONFIG_PHYS_64BIT
mcr |= (1 << MCFGR_PS_SHIFT);
#endif
diff --git a/drivers/crypto/fsl/jr.h b/drivers/crypto/fsl/jr.h
index 545d964ced..1642dbbf4c 100644
--- a/drivers/crypto/fsl/jr.h
+++ b/drivers/crypto/fsl/jr.h
@@ -23,6 +23,9 @@
#define MCFGR_PS_SHIFT 16
#define MCFGR_AWCACHE_SHIFT 8
#define MCFGR_AWCACHE_MASK (0xf << MCFGR_AWCACHE_SHIFT)
+#define MCFGR_ARCACHE_SHIFT 12
+#define MCFGR_ARCACHE_MASK (0xf << MCFGR_ARCACHE_SHIFT)
+
#define JR_INTMASK 0x00000001
#define JRCR_RESET 0x01
#define JRINT_ERR_HALT_INPROGRESS 0x4
OpenPOWER on IntegriCloud