diff options
Diffstat (limited to 'hw/nx-rng.c')
| -rw-r--r-- | hw/nx-rng.c | 23 |
1 files changed, 18 insertions, 5 deletions
diff --git a/hw/nx-rng.c b/hw/nx-rng.c index a74fa45..c0c90f5 100644 --- a/hw/nx-rng.c +++ b/hw/nx-rng.c @@ -75,12 +75,18 @@ void nx_create_rng_node(struct dt_node *node) } rc = xscom_read(gcid, xbar, &bar); /* Get RNG BAR */ - if (rc) - return; /* Hope xscom always prints error message */ + if (rc) { + prerror("NX%d: ERROR: XSCOM RNG BAR read failure %d\n", + gcid, rc); + return; + } rc = xscom_read(gcid, xcfg, &cfg); /* Get RNG CFG */ - if (rc) + if (rc) { + prerror("NX%d: ERROR: XSCOM RNG config read failure %d\n", + gcid, rc); return; + } /* * We mask in-place rather than using GETFIELD for the base address @@ -106,13 +112,20 @@ void nx_create_rng_node(struct dt_node *node) /* RNG must be enabled before MMIO is enabled */ rc = xscom_write(gcid, xcfg, cfg | NX_RNG_CFG_ENABLE); - if (rc) + if (rc) { + prerror("NX%d: ERROR: XSCOM RNG config enable failure %d\n", + gcid, rc); return; + } /* The BAR needs to be enabled too */ rc = xscom_write(gcid, xbar, bar | NX_RNG_BAR_ENABLE); - if (rc) + if (rc) { + prerror("NX%d: ERROR: XSCOM RNG config enable failure %d\n", + gcid, rc); return; + } + rng = dt_new_addr(dt_root, "hwrng", rng_addr); if (!rng) return; |