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platform: generic: Initialize overrides with fdt_driver

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In addition to deduplicating the code, this also improves the match
selection logic to respect the priority order of the compatible strings,
as implemented in commit 0ffe265fd9 ("lib: utils/fdt: Respect
compatible string fallback priority").

Signed-off-by: Samuel Holland <samuel.holland@sifive.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
Link: https://lore.kernel.org/r/20250325234342.711447-9-samuel.holland@sifive.com
Signed-off-by: Anup Patel <anup@brainfault.org>
This commit is contained in:
Samuel Holland
2025-03-25 16:43:31 -07:00
committed by Anup Patel
parent b80ded7756
commit 1c579675be
1 changed files with 1 additions and 26 deletions
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27
platform/generic/platform.c
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@@ -33,31 +33,6 @@
/* List of platform override modules generated at compile time */
extern const struct fdt_driver *const platform_override_modules[];
static void fw_platform_lookup_special(const void *fdt, int root_offset)
{
const struct fdt_driver *plat;
const struct fdt_match *match;
int pos, rc;
for (pos = 0; platform_override_modules[pos]; pos++) {
plat = platform_override_modules[pos];
if (!plat->match_table)
continue;
match = fdt_match_node(fdt, root_offset, plat->match_table);
if (!match)
continue;
if (plat->init) {
rc = plat->init(fdt, root_offset, match);
if (rc)
continue;
}
break;
}
}
static u32 fw_platform_calculate_heap_size(u32 hart_count)
{
u32 heap_size;
@@ -177,7 +152,7 @@ unsigned long fw_platform_init(unsigned long arg0, unsigned long arg1,
if (root_offset < 0)
goto fail;
fw_platform_lookup_special(fdt, root_offset);
fdt_driver_init_by_offset(fdt, root_offset, platform_override_modules);
model = fdt_getprop(fdt, root_offset, "model", &len);
if (model)