On Thu, Aug 11, 2022 at 5:06 AM Conor Dooley <m...@conchuod.ie> wrote: > > From: Conor Dooley <conor.doo...@microchip.com> > > The reset and poweroff features of the syscon were originally added to > top level, which is a valid path for a syscon subnode. Subsequently a > reorganisation was carried out while implementing NUMA in which the > subnodes were moved into the /soc node. As /soc is a "simple-bus", this > path is invalid, and so dt-validate produces the following warnings: > > /stuff/qemu/qemu.dtb: soc: poweroff: {'value': [[21845]], 'offset': [[0]], > 'regmap': [[4]], 'compatible': ['syscon-poweroff']} should not be valid under > {'type': 'object'} > From schema: > /home/conor/.local/lib/python3.9/site-packages/dtschema/schemas/simple-bus.yaml > /stuff/qemu/qemu.dtb: soc: reboot: {'value': [[30583]], 'offset': [[0]], > 'regmap': [[4]], 'compatible': ['syscon-reboot']} should not be valid under > {'type': 'object'} > From schema: > /home/conor/.local/lib/python3.9/site-packages/dtschema/schemas/simple-bus.yaml > > Move the syscon subnodes back to the top level and silence the warnings. > > Reported-by: Rob Herring <r...@kernel.org> > Link: > https://lore.kernel.org/linux-riscv/20220803170552.ga2250266-r...@kernel.org/ > Fixes: 18df0b4695 ("hw/riscv: virt: Allow creating multiple NUMA sockets") > Signed-off-by: Conor Dooley <conor.doo...@microchip.com>
Reviewed-by: Alistair Francis <alistair.fran...@wdc.com> Alistair > --- > I dropped your R-b Alistair intentionally. > Tested both Linux and FreeBSD: > [ 0.073406] device: 'poweroff': device_add > [ 0.073441] bus: 'platform': add device poweroff > [ 0.502347] bus: 'platform': add driver syscon-poweroff > [ 0.502379] bus: 'platform': __driver_probe_device: matched device > poweroff with driver syscon-poweroff > [ 0.502397] bus: 'platform': really_probe: probing driver syscon-poweroff > with device poweroff > [ 0.502423] syscon-poweroff poweroff: no pinctrl handle > [ 0.502681] syscon-poweroff poweroff: pm_power_off already claimed for > sbi_srst_power_off > [ 0.503333] syscon-poweroff: probe of poweroff failed with error -16 > [ 0.073629] device: 'reboot': device_add > [ 0.073664] bus: 'platform': add device reboot > [ 0.500640] bus: 'platform': add driver syscon-reboot > [ 0.500673] bus: 'platform': __driver_probe_device: matched device reboot > with driver syscon-reboot > [ 0.500694] bus: 'platform': really_probe: probing driver syscon-reboot > with device reboot > [ 0.500725] syscon-reboot reboot: no pinctrl handle > [ 0.502168] driver: 'syscon-reboot': driver_bound: bound to device 'reboot' > [ 0.502242] bus: 'platform': really_probe: bound device reboot to driver > syscon-reboot > > syscon_power0: <Syscon poweroff> on ofwbus0 > syscon_power1: <Syscon reboot> on ofwbus0 > --- > hw/riscv/virt.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/hw/riscv/virt.c b/hw/riscv/virt.c > index 8b2978076e..6f0fd1541b 100644 > --- a/hw/riscv/virt.c > +++ b/hw/riscv/virt.c > @@ -896,7 +896,7 @@ static void create_fdt_reset(RISCVVirtState *s, const > MemMapEntry *memmap, > test_phandle = qemu_fdt_get_phandle(mc->fdt, name); > g_free(name); > > - name = g_strdup_printf("/soc/reboot"); > + name = g_strdup_printf("/reboot"); > qemu_fdt_add_subnode(mc->fdt, name); > qemu_fdt_setprop_string(mc->fdt, name, "compatible", "syscon-reboot"); > qemu_fdt_setprop_cell(mc->fdt, name, "regmap", test_phandle); > @@ -904,7 +904,7 @@ static void create_fdt_reset(RISCVVirtState *s, const > MemMapEntry *memmap, > qemu_fdt_setprop_cell(mc->fdt, name, "value", FINISHER_RESET); > g_free(name); > > - name = g_strdup_printf("/soc/poweroff"); > + name = g_strdup_printf("/poweroff"); > qemu_fdt_add_subnode(mc->fdt, name); > qemu_fdt_setprop_string(mc->fdt, name, "compatible", "syscon-poweroff"); > qemu_fdt_setprop_cell(mc->fdt, name, "regmap", test_phandle); > -- > 2.37.1 > >