include: sbi: Remove platform specific IPI init

The platform specfic IPI init is not need anymore because using
IPI device rating multiple IPI devices can be registered in any
order as part of the platform specific early init.

Signed-off-by: Anup Patel <apatel@ventanamicro.com>
Reviewed-by: Samuel Holland <samuel.holland@sifive.com>
Tested-by: Nick Hu <nick.hu@sifive.com>
Link: https://lore.kernel.org/r/20250904052410.546818-3-apatel@ventanamicro.com
Signed-off-by: Anup Patel <anup@brainfault.org>

platform/generic/platform.c

@@ -229,6 +229,10 @@ int generic_early_init(bool cold_boot)
 			return rc;
 
 		fdt_driver_init_all(fdt, fdt_early_drivers);
+
+		rc = fdt_ipi_init();
+		if (rc)
+			return rc;
 	}
 
 	return 0;
@@ -337,7 +341,6 @@ struct sbi_platform_operations generic_platform_ops = {
 	.extensions_init	= generic_extensions_init,
 	.domains_init		= generic_domains_init,
 	.irqchip_init		= fdt_irqchip_init,
-	.ipi_init		= fdt_ipi_init,
 	.pmu_init		= generic_pmu_init,
 	.pmu_xlate_to_mhpmevent = generic_pmu_xlate_to_mhpmevent,
 	.get_tlbr_flush_limit	= generic_tlbr_flush_limit,