[PATCH] powerpc/prom_init: Fixup missing #size-cells on PowerBook6,7

From: Andreas Schwab
Date: Mon Jan 13 2025 - 12:19:30 EST


Similar to the PowerMac3,1, the PowerBook6,7 is missing the #size-cells
property on the i2s node.

Depends-on: 045b14ca5c36 ("of: WARN on deprecated #address-cells/#size-cells handling")
Signed-off-by: Andreas Schwab <schwab@xxxxxxxxxxxxxx>
---
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 8e776ba39497..24b1523eeea8 100644
--- a/arch/powerpc/kernel/prom_init.c
+++ b/arch/powerpc/kernel/prom_init.c
@@ -2898,11 +2898,11 @@ 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)
--
2.48.0


--
Andreas Schwab, schwab@xxxxxxxxxxxxxx
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