clk: sunxi-ng: sun5i: Add clk_set_rate_parent to the CPU clock

mripard · mripard · commit 9735ee9e3cc3 · 2017-07-24T11:37:04.000+02:00
The current CPU clock is missing the option to change the rate of its parents, leading to improper rates calculated by cpufreq, and eventually crashes. Cc: <stable@vger.kernel.org> Fixes: 5e73761 ("clk: sunxi-ng: Add sun5i CCU driver") Reported-by: Kevin Hilman <khilman@baylibre.com> Acked-by: Chen-Yu Tsai <wens@csie.org> Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
diff --git a/drivers/clk/sunxi-ng/ccu-sun5i.c b/drivers/clk/sunxi-ng/ccu-sun5i.c
@@ -184,7 +184,7 @@ static struct ccu_mux cpu_clk = {
 		.hw.init	= CLK_HW_INIT_PARENTS("cpu",
 						      cpu_parents,
 						      &ccu_mux_ops,
-						      CLK_IS_CRITICAL),
+						      CLK_SET_RATE_PARENT | CLK_IS_CRITICAL),
 	}
 };
 

Original file line number	Diff line number	Diff line change
`@@ -184,7 +184,7 @@ static struct ccu_mux cpu_clk = {`
`184`	`184`	`.hw.init = CLK_HW_INIT_PARENTS("cpu",`
`185`	`185`	`cpu_parents,`
`186`	`186`	`&ccu_mux_ops,`
`187`		`- CLK_IS_CRITICAL),`
	`187`	`+ CLK_SET_RATE_PARENT \| CLK_IS_CRITICAL),`
`188`	`188`	`}`
`189`	`189`	`};`
`190`	`190`