When looking up a clock through its OF node, probe it if it hasn't
already.
The goal is to reduce deferred probes to a minimum, as it makes it very
cumbersome to find out why a device failed to probe, and can introduce
very big delays in when a critical device is probed.
Signed-off-by: Tomeu Vizoso <tomeu.vizoso@xxxxxxxxxxxxx>
---
drivers/clk/clk.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c
index b005f666e3a1..8986c9d876a4 100644
--- a/drivers/clk/clk.c
+++ b/drivers/clk/clk.c
@@ -19,6 +19,7 @@
#include <linux/list.h>
#include <linux/slab.h>
#include <linux/of.h>
+#include <linux/of_device.h>
#include <linux/device.h>
#include <linux/init.h>
#include <linux/sched.h>
@@ -3005,6 +3006,8 @@ struct clk *__of_clk_get_from_provider(struct of_phandle_args *clkspec,
if (!clkspec)
return ERR_PTR(-EINVAL);
+ of_device_probe(clkspec->np);
+
/* Check if we have such a provider in our array */
mutex_lock(&of_clk_mutex);
list_for_each_entry(provider, &of_clk_providers, link) {
--
2.4.3
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