dm: test: clk: Add test for ccf clk_set_rate()
Add a simple test case which sets clock rate to its current value.
Signed-off-by: Igor Prusov <ivprusov@salutedevices.com>
Reviewed-by: Sean Anderson <seanga2@gmail.com>
Link: https://lore.kernel.org/r/20231205232334.2931-3-ivprusov@salutedevices.com
diff --git a/test/dm/clk_ccf.c b/test/dm/clk_ccf.c
index e4ebb93..3b23982 100644
--- a/test/dm/clk_ccf.c
+++ b/test/dm/clk_ccf.c
@@ -63,6 +63,9 @@
rate = clk_get_parent_rate(clk);
ut_asserteq(rate, 60000000);
+ rate = clk_set_rate(clk, 60000000);
+ ut_asserteq(rate, -ENOSYS);
+
rate = clk_get_rate(clk);
ut_asserteq(rate, 60000000);
@@ -87,6 +90,9 @@
ut_asserteq_str("pll3_80m", pclk->dev->name);
ut_asserteq(CLK_SET_RATE_PARENT, pclk->flags);
+ rate = clk_set_rate(clk, 80000000);
+ ut_asserteq(rate, -ENOSYS);
+
rate = clk_get_rate(clk);
ut_asserteq(rate, 80000000);
@@ -108,6 +114,9 @@
rate = clk_get_rate(clk);
ut_asserteq(rate, 60000000);
+ rate = clk_set_rate(clk, 60000000);
+ ut_asserteq(rate, 60000000);
+
#if CONFIG_IS_ENABLED(CLK_CCF)
/* Test clk tree enable/disable */
ret = clk_get_by_id(SANDBOX_CLK_I2C_ROOT, &clk);