| Subject | Re: [PATCH mvebu v2 05/10] clk: mvebu: armada-37xx-periph: Fix switching CPU freq from 250 Mhz to 1 GHz | From | Stephen Boyd <> | Date | Tue, 09 Feb 2021 17:58:24 -0800 |
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Quoting Pali Rohár (2021-01-14 04:40:27) > It was observed that the workaround introduced by commit 61c40f35f5cd > ("clk: mvebu: armada-37xx-periph: Fix switching CPU rate from 300Mhz to > 1.2GHz") when base CPU frequency is 1.2 GHz is also required when base > CPU frequency is 1 GHz. Otherwise switching CPU frequency directly from > L2 (250 MHz) to L0 (1 GHz) causes a crash. > > When base CPU frequency is just 800 MHz no crashed were observed during > switch from L2 to L0. > > Signed-off-by: Pali Rohár <pali@kernel.org> > Fixes: 2089dc33ea0e ("clk: mvebu: armada-37xx-periph: add DVFS support for cpu clocks") > Cc: stable@vger.kernel.org # 61c40f35f5cd ("clk: mvebu: armada-37xx-periph: Fix switching CPU rate from 300Mhz to 1.2GHz") > ---
Acked-by: Stephen Boyd <sboyd@kernel.org>
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