Re: [GIT PULL] Devicetree updates for v6.13

Sasha Levin
2024-11-24T16:29:44Z

Hi Rob,

On Mon, Nov 18, 2024 at 03:07:30PM -0600, Rob Herring wrote:
> of: WARN on deprecated #address-cells/#size-cells handling

With the commit above, I've started seeing boot warnings on a few
platforms that KernelCI is testing. One example is:

[ 0.047792] ------------[ cut here ]------------
[ 0.047803] Missing '#address-cells' in /firmware
[ 0.047873] WARNING: CPU: 0 PID: 1 at drivers/of/base.c:106 of_bus_n_addr_cells+0x90/0xf0
[ 0.047900] Modules linked in:
[ 0.047917] CPU: 0 UID: 0 PID: 1 Comm: swapper/0 Not tainted 6.12.0 #1 933ab9971ff4d5dc58cb378a96f64c7f72e3454d
[ 0.047935] Hardware name: Google juniper sku16 board (DT)
[ 0.047947] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[ 0.047961] pc : of_bus_n_addr_cells+0x90/0xf0
[ 0.047974] lr : of_bus_n_addr_cells+0x90/0xf0
[ 0.047987] sp : ffff80008008ba50
[ 0.047997] x29: ffff80008008ba50 x28: ffffcc9644c19060 x27: ffffcc9644b60118
[ 0.048016] x26: 0000000000000000 x25: ffff119d7f5c3fe8 x24: ffff80008008bb80
[ 0.048034] x23: ffff80008008bb7c x22: ffffcc96441dc0f0 x21: ffffcc9644522170
[ 0.048053] x20: ffffcc96454964ed x19: ffff119d7f5c3e28 x18: 0000000000000006
[ 0.048071] x17: 64656c62616e655f x16: 0000000000000100 x15: ffff80008008b4d0
[ 0.048090] x14: 0000000000000000 x13: 657261776d726966 x12: ffffcc96452d14f0
[ 0.048108] x11: 0000000000000001 x10: 0000000000000001 x9 : ffffcc9642742150
[ 0.048126] x8 : c0000000ffffdfff x7 : ffffcc9645221450 x6 : 00000000000affa8
[ 0.048145] x5 : ffffcc96452d1498 x4 : 0000000000000000 x3 : 0000000000000000
[ 0.048163] x2 : 0000000000000000 x1 : 0000000000000000 x0 : ffff119d40288000
[ 0.048182] Call trace:
[ 0.048192] of_bus_n_addr_cells+0x90/0xf0 (P)
[ 0.048207] of_bus_n_addr_cells+0x90/0xf0 (L)
[ 0.048222] of_n_addr_cells+0x24/0x38
[ 0.048235] of_bus_default_count_cells+0x30/0x60
[ 0.048251] __of_get_address+0xb4/0x1c0
[ 0.048264] __of_address_to_resource+0x4c/0x198
[ 0.048278] of_address_to_resource+0x20/0x38
[ 0.048292] of_device_alloc+0x80/0x1a0
[ 0.048306] of_platform_device_create_pdata+0x5c/0x138
[ 0.048321] of_platform_bus_create+0x15c/0x398
[ 0.048335] of_platform_populate+0x58/0x110
[ 0.048350] of_platform_default_populate_init+0x98/0xf8
[ 0.048366] do_one_initcall+0x60/0x320
[ 0.048382] kernel_init_freeable+0x20c/0x420
[ 0.048397] kernel_init+0x28/0x1e8
[ 0.048410] ret_from_fork+0x10/0x20
[ 0.048424] ---[ end trace 0000000000000000 ]---
[ 0.048445] ------------[ cut here ]------------
[ 0.048455] Missing '#size-cells' in /firmware
[ 0.048495] WARNING: CPU: 0 PID: 1 at drivers/of/base.c:133 of_bus_n_size_cells+0x90/0xf0
[ 0.048513] Modules linked in:
[ 0.048526] CPU: 0 UID: 0 PID: 1 Comm: swapper/0 Tainted: G W 6.12.0 #1 933ab9971ff4d5dc58cb378a96f64c7f72e3454d
[ 0.048544] Tainted: [W]=WARN
[ 0.048553] Hardware name: Google juniper sku16 board (DT)
[ 0.048563] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[ 0.048576] pc : of_bus_n_size_cells+0x90/0xf0
[ 0.048589] lr : of_bus_n_size_cells+0x90/0xf0
[ 0.048602] sp : ffff80008008ba50
[ 0.048611] x29: ffff80008008ba50 x28: ffffcc9644c19060 x27: ffffcc9644b60118
[ 0.048630] x26: 0000000000000000 x25: ffff119d7f5c3fe8 x24: ffff80008008bb80
[ 0.048649] x23: ffff80008008bb7c x22: ffffcc96441dc0f0 x21: ffffcc96445221a8
[ 0.048667] x20: ffffcc96454964ed x19: ffff119d7f5c3e28 x18: 0000000000000006
[ 0.048686] x17: 64656c62616e655f x16: 0000000000000100 x15: ffff80008008b4d0
[ 0.048704] x14: 0000000000000000 x13: 657261776d726966 x12: ffffcc96452d14f0
[ 0.048722] x11: 0000000000000001 x10: 0000000000000001 x9 : ffffcc9642742150
[ 0.048740] x8 : c0000000ffffdfff x7 : ffffcc9645221450 x6 : 00000000000affa8
[ 0.048758] x5 : ffffcc96452d1498 x4 : 0000000000000000 x3 : 0000000000000000
[ 0.048776] x2 : 0000000000000000 x1 : 0000000000000000 x0 : ffff119d40288000
[ 0.048794] Call trace:
[ 0.048803] of_bus_n_size_cells+0x90/0xf0 (P)
[ 0.048817] of_bus_n_size_cells+0x90/0xf0 (L)
[ 0.048831] of_n_size_cells+0x24/0x38
[ 0.048845] of_bus_default_count_cells+0x40/0x60
[ 0.048859] __of_get_address+0xb4/0x1c0
[ 0.048872] __of_address_to_resource+0x4c/0x198
[ 0.048885] of_address_to_resource+0x20/0x38
[ 0.048899] of_device_alloc+0x80/0x1a0
[ 0.048912] of_platform_device_create_pdata+0x5c/0x138
[ 0.048928] of_platform_bus_create+0x15c/0x398
[ 0.048942] of_platform_populate+0x58/0x110
[ 0.048956] of_platform_default_populate_init+0x98/0xf8
[ 0.048970] do_one_initcall+0x60/0x320
[ 0.048983] kernel_init_freeable+0x20c/0x420
[ 0.048997] kernel_init+0x28/0x1e8
[ 0.049009] ret_from_fork+0x10/0x20
[ 0.049021] ---[ end trace 0000000000000000 ]---

--
Thanks,
Sasha