diff options
Diffstat (limited to 'drivers/memory/of_memory.c')
| -rw-r--r-- | drivers/memory/of_memory.c | 29 |
1 files changed, 19 insertions, 10 deletions
diff --git a/drivers/memory/of_memory.c b/drivers/memory/of_memory.c index b94408954d85..dbdf87bc0b78 100644 --- a/drivers/memory/of_memory.c +++ b/drivers/memory/of_memory.c @@ -212,8 +212,10 @@ static int of_lpddr3_do_get_timings(struct device_node *np, { int ret; - /* The 'reg' param required since DT has changed, used as 'max-freq' */ - ret = of_property_read_u32(np, "reg", &tim->max_freq); + ret = of_property_read_u32(np, "max-freq", &tim->max_freq); + if (ret) + /* Deprecated way of passing max-freq as 'reg' */ + ret = of_property_read_u32(np, "reg", &tim->max_freq); ret |= of_property_read_u32(np, "min-freq", &tim->min_freq); ret |= of_property_read_u32(np, "tRFC", &tim->tRFC); ret |= of_property_read_u32(np, "tRRD", &tim->tRRD); @@ -316,14 +318,21 @@ const struct lpddr2_info struct property *prop; const char *cp; int err; - - err = of_property_read_u32(np, "revision-id1", &info.revision_id1); - if (err) - info.revision_id1 = -ENOENT; - - err = of_property_read_u32(np, "revision-id2", &info.revision_id2); - if (err) - info.revision_id2 = -ENOENT; + u32 revision_id[2]; + + err = of_property_read_u32_array(np, "revision-id", revision_id, 2); + if (!err) { + info.revision_id1 = revision_id[0]; + info.revision_id2 = revision_id[1]; + } else { + err = of_property_read_u32(np, "revision-id1", &info.revision_id1); + if (err) + info.revision_id1 = -ENOENT; + + err = of_property_read_u32(np, "revision-id2", &info.revision_id2); + if (err) + info.revision_id2 = -ENOENT; + } err = of_property_read_u32(np, "io-width", &info.io_width); if (err) |