The ground clock isn't really an internal component of the CPRMAN
peripheral. Use the qdev_ground_clock() helper to access the board
ground plane.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
---
 include/hw/misc/bcm2835_cprman.h | 1 -
 hw/misc/bcm2835_cprman.c         | 7 ++-----
 2 files changed, 2 insertions(+), 6 deletions(-)

diff --git a/include/hw/misc/bcm2835_cprman.h b/include/hw/misc/bcm2835_cprman.h
index 3df4ceedd2e..2996ccb4632 100644
--- a/include/hw/misc/bcm2835_cprman.h
+++ b/include/hw/misc/bcm2835_cprman.h
@@ -204,7 +204,6 @@ struct BCM2835CprmanState {
     uint32_t xosc_freq;
 
     Clock *xosc;
-    Clock *gnd;
 };
 
 #endif
diff --git a/hw/misc/bcm2835_cprman.c b/hw/misc/bcm2835_cprman.c
index 75e6c574d46..5039b7632b4 100644
--- a/hw/misc/bcm2835_cprman.c
+++ b/hw/misc/bcm2835_cprman.c
@@ -678,9 +678,6 @@ static void cprman_init(Object *obj)
     }
 
     s->xosc = clock_new(obj, "xosc");
-    s->gnd = clock_new(obj, "gnd");
-
-    clock_set(s->gnd, 0);
 
     memory_region_init_io(&s->iomem, obj, &cprman_ops,
                           s, "bcm2835-cprman", 0x2000);
@@ -697,7 +694,7 @@ static void connect_mux_sources(BCM2835CprmanState *s,
 
     /* For sources from 0 to 3. Source 4 to 9 are mux specific */
     Clock * const CLK_SRC_MAPPING[] = {
-        [CPRMAN_CLOCK_SRC_GND] = s->gnd,
+        [CPRMAN_CLOCK_SRC_GND] = qdev_ground_clock(),
         [CPRMAN_CLOCK_SRC_XOSC] = s->xosc,
         [CPRMAN_CLOCK_SRC_TD0] = td0,
         [CPRMAN_CLOCK_SRC_TD1] = td1,
@@ -708,7 +705,7 @@ static void connect_mux_sources(BCM2835CprmanState *s,
         Clock *src;
 
         if (mapping == CPRMAN_CLOCK_SRC_FORCE_GROUND) {
-            src = s->gnd;
+            src = qdev_ground_clock();
         } else if (mapping == CPRMAN_CLOCK_SRC_DSI0HSCK) {
             src = s->dsi0hsck_mux.out;
         } else if (i < CPRMAN_CLOCK_SRC_PLLA) {
-- 
2.26.3