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Enable support for them by >>>>> selecting the Kconfig switch provided by GPIOLIB. >>>>> >>>>> Acked-by: Linus Walleij >>>>> Signed-off-by: Bartosz Golaszewski >>>>> --- >>>>> arch/arm64/Kconfig.platforms | 1 + >>>>> 1 file changed, 1 insertion(+) >>>>> >>>>> diff --git a/arch/arm64/Kconfig.platforms b/arch/arm64/Kconfig.platforms >>>>> index 13173795c43d4f28e2d47acc700f80a165d44671..3dbff0261f0add0516d8cb3fd0f29e277af94f20 100644 >>>>> --- a/arch/arm64/Kconfig.platforms >>>>> +++ b/arch/arm64/Kconfig.platforms >>>>> @@ -316,6 +316,7 @@ config ARCH_QCOM >>>>> select GPIOLIB >>>>> select PINCTRL >>>>> select HAVE_PWRCTRL if PCI >>>>> + select HAVE_SHARED_GPIOS >>>>> help >>>>> This enables support for the ARMv8 based Qualcomm chipsets. >>>>> >>>> >>>> I have noticed the following kernel warning on our Tegra platforms ... >>>> >>>> ERR KERN OF: /__symbols__: could not find phandle 794981747 >>>> >>>> Bisect is pointing to this commit and reverting this does prevent it. I >>>> am not sure if anyone else has seen this? >>>> >>> >>> I assume it comes from drivers/of/base.c:1295 - could you please post >>> a stack trace of how you're getting there? >> >> Yes looks like it does and I see ... >> >> [ 0.123356] OF: /__symbols__: could not find phandle 794981747 >> [ 0.123401] CPU: 0 UID: 0 PID: 1 Comm: swapper/0 Not tainted 6.18.0-rc7-next-20251126-00002-g1cd98992c487-dirty #19 PREEMPT >> [ 0.123418] Hardware name: NVIDIA Jetson AGX Xavier Developer Kit (DT) >> [ 0.123447] Call trace: >> [ 0.123453] show_stack+0x18/0x24 (C) >> [ 0.123472] dump_stack_lvl+0x74/0x8c >> [ 0.123487] dump_stack+0x18/0x24 >> [ 0.123518] of_phandle_iterator_next+0x18c/0x1c4 >> [ 0.123536] of_count_phandle_with_args+0xa0/0xc8 >> [ 0.123551] gpio_shared_of_traverse+0xb8/0x47c >> [ 0.123566] gpio_shared_of_traverse+0x158/0x47c >> [ 0.123578] gpio_shared_init+0x110/0x1f0 >> [ 0.123595] do_one_initcall+0x7c/0x1c0 >> [ 0.123607] kernel_init_freeable+0x204/0x2e0 >> [ 0.123622] kernel_init+0x20/0x1d8 >> [ 0.123637] ret_from_fork+0x10/0x20 >> > > Is the device-tree used here upstream? Can you enable DEBUG_GPIO in > Kconfig and post the entire kernel log on pastebin? Yes this is the upstream device-tree in arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts. OK I will get the entire log for review. Jon -- nvpublic