[src/trunk]: src/sys/arch/arm/rockchip rk_cru_composite_set_rate: allow selec...

[jmcneill <jmcneill%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/1e42e405911f
branches:  trunk
changeset: 833295:1e42e405911f
user:      jmcneill <jmcneill%NetBSD.org@localhost>
date:      Tue Jun 19 01:24:17 2018 +0000

description:
rk_cru_composite_set_rate: allow selection of parent clocks in different
domains

diffstat:

 sys/arch/arm/rockchip/rk_cru_composite.c |  18 +++++++++++++-----
 1 files changed, 13 insertions(+), 5 deletions(-)

diffs (55 lines):

diff -r 88aaedc82ca8 -r 1e42e405911f sys/arch/arm/rockchip/rk_cru_composite.c
--- a/sys/arch/arm/rockchip/rk_cru_composite.c  Mon Jun 18 23:50:35 2018 +0000
+++ b/sys/arch/arm/rockchip/rk_cru_composite.c  Tue Jun 19 01:24:17 2018 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: rk_cru_composite.c,v 1.2 2018/06/17 14:48:15 jmcneill Exp $ */
+/* $NetBSD: rk_cru_composite.c,v 1.3 2018/06/19 01:24:17 jmcneill Exp $ */
 
 /*-
  * Copyright (c) 2018 Jared McNeill <jmcneill%invisible.ca@localhost>
@@ -27,7 +27,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: rk_cru_composite.c,v 1.2 2018/06/17 14:48:15 jmcneill Exp $");
+__KERNEL_RCSID(0, "$NetBSD: rk_cru_composite.c,v 1.3 2018/06/19 01:24:17 jmcneill Exp $");
 
 #include <sys/param.h>
 #include <sys/bus.h>
@@ -36,6 +36,8 @@
 
 #include <arm/rockchip/rk_cru.h>
 
+#include <dev/fdt/fdtvar.h>
+
 int
 rk_cru_composite_enable(struct rk_cru_softc *sc, struct rk_cru_clk *clk,
     int enable)
@@ -85,7 +87,8 @@
 {
        struct rk_cru_composite *composite = &clk->u.composite;
        u_int best_div, best_mux, best_diff;
-       struct rk_cru_clk *clk_parent;
+       struct rk_cru_clk *rclk_parent;
+       struct clk *clk_parent;
 
        KASSERT(clk->type == RK_CRU_COMPOSITE);
 
@@ -93,10 +96,15 @@
        best_mux = 0;
        best_diff = INT_MAX;
        for (u_int mux = 0; mux < composite->nparents; mux++) {
-               clk_parent = rk_cru_clock_find(sc, composite->parents[mux]);
+               rclk_parent = rk_cru_clock_find(sc, composite->parents[mux]);
+               if (rclk_parent != NULL)
+                       clk_parent = &rclk_parent->base;
+               else
+                       clk_parent = fdtbus_clock_byname(composite->parents[mux]);
                if (clk_parent == NULL)
                        continue;
-               const u_int prate = clk_get_rate(&clk_parent->base);
+
+               const u_int prate = clk_get_rate(clk_parent);
                if (prate == 0)
                        continue;