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One more fix for the merge window to avoid a boot hang on 

Raspberry Pi 3B by marking the VEC clk critical so it doesn't get
 turned off and hang the bus.
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Merge tag 'clk-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux

Pull clk fix from Stephen Boyd:
 "One more fix for the merge window to avoid a boot hang on
  Raspberry Pi 3B by marking the VEC clk critical so that it
  doesn't get turned off and hang the bus"

* tag 'clk-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux:
  clk: bcm: rpi: Mark VEC clock as CLK_IGNORE_UNUSED
master
Linus Torvalds 2026-04-26 14:03:20 -07:00
parent 20b64cf870 522567362b
commit 14479877c1
1 changed files with 7 additions and 0 deletions
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7
drivers/clk/bcm/clk-raspberrypi.c
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@ -160,6 +160,13 @@ raspberrypi_clk_variants[RPI_FIRMWARE_NUM_CLK_ID] = {
[RPI_FIRMWARE_VEC_CLK_ID] = {
.export = true,
.minimize = true,
/*
* If this clock is disabled during boot, it causes a bus
* lockup in RPi 3B. Therefore, make sure it's left enabled
* during boot.
*/
.flags = CLK_IGNORE_UNUSED,
},
[RPI_FIRMWARE_DISP_CLK_ID] = {
.export = true,