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dm: test: clk: Add test for ccf clk_set_rate()

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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
This commit is contained in:
Igor Prusov 2023-12-06 02:23:34 +03:00 committed by Sean Anderson
parent 54d7da7730
commit 9e0250321a
1 changed files with 9 additions and 0 deletions
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9
test/dm/clk_ccf.c
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@ -63,6 +63,9 @@ static int dm_test_clk_ccf(struct unit_test_state *uts)
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 @@ static int dm_test_clk_ccf(struct unit_test_state *uts)
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 @@ static int dm_test_clk_ccf(struct unit_test_state *uts)
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);