Re: [PATCH] amba: Support clk parents and rates assigned in DT

[Jorge Ramirez]

On 07/11/2016 11:08 PM, Stephen Boyd wrote:

Add the call to of_clk_set_defaults() into the amba probe path so
that devices on the amba bus can use the assigned rates and
parents feature of the common clock framework.

Cc: Michael Turquette <mturque...@baylibre.com>
Cc: Jorge Ramirez Ortiz <jorge.ramirez-or...@linaro.org>
Signed-off-by: Stephen Boyd <sb...@codeaurora.org>

Tested-by: Jorge Ramirez Ortiz <jorge.ramirez-or...@linaro.org>

---
  drivers/amba/bus.c | 5 +++++
  1 file changed, 5 insertions(+)

diff --git a/drivers/amba/bus.c b/drivers/amba/bus.c
index a5b5c87e2114..a56fa2a1e9aa 100644
--- a/drivers/amba/bus.c
+++ b/drivers/amba/bus.c
@@ -19,6 +19,7 @@
  #include <linux/amba/bus.h>
  #include <linux/sizes.h>
  #include <linux/limits.h>
+#include <linux/clk/clk-conf.h>

#include <asm/irq.h> @@ -237,6 +238,10 @@ static int amba_probe(struct device *dev)

        int ret;

do {

+               ret = of_clk_set_defaults(dev->of_node, false);
+               if (ret < 0)
+                       break;
+
                ret = dev_pm_domain_attach(dev, true);
                if (ret == -EPROBE_DEFER)
                        break;