powerpc: Random little legacy iSeries removal tidy ups

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c
index 46ce5f7..cea2d9f 100644
--- a/arch/powerpc/kernel/irq.c
+++ b/arch/powerpc/kernel/irq.c
@@ -208,8 +208,8 @@
 	 * we are checking the "new" CPU instead of the old one. This
 	 * is only a problem if an event happened on the "old" CPU.
 	 *
-	 * External interrupt events on non-iseries will have caused
-	 * interrupts to be hard-disabled, so there is no problem, we
+	 * External interrupt events will have caused interrupts to
+	 * be hard-disabled, so there is no problem, we
 	 * cannot have preempted.
 	 */
 	irq_happened = get_irq_happened();
diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c
index e2d5990..ea4e311 100644
--- a/arch/powerpc/kernel/prom_init.c
+++ b/arch/powerpc/kernel/prom_init.c
@@ -447,7 +447,7 @@
 	if (RELOC(of_platform) == PLATFORM_POWERMAC)
 		asm("trap\n");
 
-	/* ToDo: should put up an SRC here on p/iSeries */
+	/* ToDo: should put up an SRC here on pSeries */
 	call_prom("exit", 0, 0);
 
 	for (;;)			/* should never get here */
diff --git a/arch/powerpc/kernel/udbg.c b/arch/powerpc/kernel/udbg.c
index 57fa2c0..c39c1ca 100644
--- a/arch/powerpc/kernel/udbg.c
+++ b/arch/powerpc/kernel/udbg.c
@@ -46,9 +46,6 @@
 #elif defined(CONFIG_PPC_EARLY_DEBUG_MAPLE)
 	/* Maple real mode debug */
 	udbg_init_maple_realmode();
-#elif defined(CONFIG_PPC_EARLY_DEBUG_ISERIES)
-	/* For iSeries - hit Ctrl-x Ctrl-x to see the output */
-	udbg_init_iseries();
 #elif defined(CONFIG_PPC_EARLY_DEBUG_BEAT)
 	udbg_init_debug_beat();
 #elif defined(CONFIG_PPC_EARLY_DEBUG_PAS_REALMODE)
diff --git a/arch/powerpc/kernel/vdso.c b/arch/powerpc/kernel/vdso.c
index d36ee10..972cca2 100644
--- a/arch/powerpc/kernel/vdso.c
+++ b/arch/powerpc/kernel/vdso.c
@@ -721,10 +721,10 @@
 	vdso_data->version.minor = SYSTEMCFG_MINOR;
 	vdso_data->processor = mfspr(SPRN_PVR);
 	/*
-	 * Fake the old platform number for pSeries and iSeries and add
+	 * Fake the old platform number for pSeries and add
 	 * in LPAR bit if necessary
 	 */
-	vdso_data->platform = machine_is(iseries) ? 0x200 : 0x100;
+	vdso_data->platform = 0x100;
 	if (firmware_has_feature(FW_FEATURE_LPAR))
 		vdso_data->platform |= 1;
 	vdso_data->physicalMemorySize = memblock_phys_mem_size();