Thread (5 messages) 5 messages, 5 authors, 2020-08-07

Re: [PATCH] clk: samsung: Mark top BPLL mux on Exynos542x as critical

From: Krzysztof Kozlowski <krzk@kernel.org>
Date: 2020-08-05 19:48:35
Also in: linux-clk, linux-samsung-soc

On Wed, Aug 05, 2020 at 11:16:01AM +0200, Marek Szyprowski wrote:
BPLL clock must not be disabled because it is needed for proper DRAM
operation. This is normally handled by respective memory devfreq driver,
but when that driver is not yet probed or its probe has been deferred the
clock might got disabled what causes board hang. Fix this by marking it
as critical.

Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
---
 drivers/clk/samsung/clk-exynos5420.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
Acked-by: Krzysztof Kozlowski <krzk@kernel.org>

Best regards,
Krzysztof
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