[PATCH] ARM: dts: broadcom: rpi: Switch to V3D firmware clock

Stefan Wahren wahrenst at gmx.net
Wed Oct 8 07:34:17 PDT 2025


Hi Florian,

Am 06.10.25 um 22:35 schrieb Florian Fainelli:
> From: Florian Fainelli <f.fainelli at gmail.com>
>
> On Sun,  5 Oct 2025 13:38:16 +0200, Stefan Wahren <wahrenst at gmx.net> wrote:
>> Until commit 919d6924ae9b ("clk: bcm: rpi: Turn firmware clock on/off
>> when preparing/unpreparing") the clk-raspberrypi driver wasn't able
>> to change the state of the V3D clock. Only the clk-bcm2835 was able
>> to do this before. After this commit both drivers were able to work
>> against each other, which could result in a system freeze. One step
>> to avoid this conflict is to switch all V3D consumer to the firmware
>> clock.
>>
>> Reported-by: Marek Szyprowski <m.szyprowski at samsung.com>
>> Closes: https://lore.kernel.org/linux-arm-kernel/727aa0c8-2981-4662-adf3-69cac2da956d@samsung.com/
>> Fixes: 919d6924ae9b ("clk: bcm: rpi: Turn firmware clock on/off when preparing/unpreparing")
>> Signed-off-by: Stefan Wahren <wahrenst at gmx.net>
>> Co-developed-by: Melissa Wen <mwen at igalia.com>
>> Signed-off-by: Melissa Wen <mwen at igalia.com>
>> ---
> Applied to https://github.com/Broadcom/stblinux/commits/devicetree/fixes, thanks!
could you please check if it's pushed?

Best regards
> --
> Florian




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