timer: sandbox: Use device tree to pass the clock frequency

We should use device tree to pass the clock frequency of the timer
instead of hardcoded in the driver codes.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Simon Glass <sjg@chromium.org>

diff --git a/arch/sandbox/dts/sandbox.dts b/arch/sandbox/dts/sandbox.dts
index 720ef932ff71d55b798d3104a8f11f0d240ae59f..d2addb4cf0ba0d8066e809ac7abbbc53569a69bf 100644 (file)
--- a/arch/sandbox/dts/sandbox.dts
+++ b/arch/sandbox/dts/sandbox.dts
@@ -179,6 +179,7 @@
 
        timer {
                compatible = "sandbox,timer";
+               clock-frequency = <1000000>;
        };
 
        tpm {

diff --git a/drivers/timer/sandbox_timer.c b/drivers/timer/sandbox_timer.c
index 38de76365c020cc7590927bc7110b18ea9e2383f..4b20af222885f6139438a0c87b92bd5388cc45e5 100644 (file)
--- a/drivers/timer/sandbox_timer.c
+++ b/drivers/timer/sandbox_timer.c
@@ -27,10 +27,6 @@ static int sandbox_timer_get_count(struct udevice *dev, unsigned long *count)
 
 static int sandbox_timer_probe(struct udevice *dev)
 {
-       struct timer_dev_priv *uc_priv = dev_get_uclass_priv(dev);
-
-       uc_priv->clock_rate = 1000000;
-
        return 0;
 }