powerpc: Get rid of ppc_md.init_early()

It is now called right after platform probe, so the probe function
can just do the job.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

arch/powerpc/kernel/setup_32.c

@@ -263,9 +263,6 @@ void __init setup_arch(char **cmdline_p)
 
 	setup_power_save();
 
-	if (ppc_md.init_early)
-		ppc_md.init_early();
-
 	find_legacy_serial_ports();
 
 	smp_setup_cpu_maps();

arch/powerpc/kernel/setup_64.c

@@ -511,14 +511,6 @@ void __init setup_system(void)
 	/* Probe the machine type */
 	probe_machine();
 
-	/*
-	 * Do some platform specific early initializations, that includes
-	 * setting up the hash table pointers. It also sets up some interrupt-mapping
-	 * related options that will be used by finish_device_tree()
-	 */
-	if (ppc_md.init_early)
-		ppc_md.init_early();
-
  	/*
 	 * We can discover serial ports now since the above did setup the
 	 * hash table management for us, thus ioremap works. We do that early