* [PATCH AUTOSEL 5.10 038/114] powerpc/prom_init: Fixup missing #size-cells on PowerBook6,7
[not found] <20250505231817.2697367-1-sashal@kernel.org>
@ 2025-05-05 23:17 ` Sasha Levin
0 siblings, 0 replies; only message in thread
From: Sasha Levin @ 2025-05-05 23:17 UTC (permalink / raw)
To: linux-kernel, stable
Cc: Andreas Schwab, Rob Herring, Madhavan Srinivasan, Sasha Levin,
mpe, sourabhjain, mahesh, linuxppc-dev
From: Andreas Schwab <schwab@linux-m68k.org>
[ Upstream commit 7e67ef889c9ab7246547db73d524459f47403a77 ]
Similar to the PowerMac3,1, the PowerBook6,7 is missing the #size-cells
property on the i2s node.
Depends-on: commit 045b14ca5c36 ("of: WARN on deprecated #address-cells/#size-cells handling")
Signed-off-by: Andreas Schwab <schwab@linux-m68k.org>
Acked-by: Rob Herring (Arm) <robh@kernel.org>
[maddy: added "commit" work in depends-on to avoid checkpatch error]
Signed-off-by: Madhavan Srinivasan <maddy@linux.ibm.com>
Link: https://patch.msgid.link/875xmizl6a.fsf@igel.home
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
arch/powerpc/kernel/prom_init.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c
index 9a753c4dafab6..b29135dd73342 100644
--- a/arch/powerpc/kernel/prom_init.c
+++ b/arch/powerpc/kernel/prom_init.c
@@ -2944,11 +2944,11 @@ static void __init fixup_device_tree_pmac(void)
char type[8];
phandle node;
- // Some pmacs are missing #size-cells on escc nodes
+ // Some pmacs are missing #size-cells on escc or i2s nodes
for (node = 0; prom_next_node(&node); ) {
type[0] = '\0';
prom_getprop(node, "device_type", type, sizeof(type));
- if (prom_strcmp(type, "escc"))
+ if (prom_strcmp(type, "escc") && prom_strcmp(type, "i2s"))
continue;
if (prom_getproplen(node, "#size-cells") != PROM_ERROR)
--
2.39.5
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