Author: mmel
Date: Sun Jul 12 07:59:15 2020
New Revision: 363123
URL: https://svnweb.freebsd.org/changeset/base/363123
Log:
Reverse the processing order of assigned clocks property.
Linux processes these clocks in reverse order and some DT relies
on this fact. For example, the frequency setting for a given PLL
is the last in the list, preceded by the frequency setting of its
following divider or so...
MFC after: 1 week
Modified:
head/sys/dev/extres/clk/clk.c
Modified: head/sys/dev/extres/clk/clk.c
==============================================================================
--- head/sys/dev/extres/clk/clk.c Sun Jul 12 07:42:21 2020
(r363122)
+++ head/sys/dev/extres/clk/clk.c Sun Jul 12 07:59:15 2020
(r363123)
@@ -1407,7 +1407,7 @@ clk_set_assigned(device_t dev, phandle_t node)
if (ofw_bus_parse_xref_list_get_length(node,
"assigned-clock-parents", "#clock-cells", &nparents) != 0)
nparents = -1;
- for (i = 0; i < nclocks; i++) {
+ for (i = nclocks - 1; i >= 0; i--) {
/* First get the clock we are supposed to modify */
rv = clk_get_by_ofw_index_prop(dev, 0, "assigned-clocks",
i, &clk);
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