[POWERPC] Platforms shouldn't mess with ROOT_DEV

There is no good reason for board platform code to mess with the
ROOT_DEV.  Remove it from all in-tree platforms except powermac.

Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: Paul Mackerras <paulus@samba.org>

1 files changed, 0 insertions, 5 deletions

diff --git a/arch/powerpc/platforms/pseries/setup.c b/arch/powerpc/platforms/pseries/setup.c
index f0b7146a110f..fdb9b1c8f977 100644
--- a/arch/powerpc/platforms/pseries/setup.c
+++ b/arch/powerpc/platforms/pseries/setup.c
@@ -257,11 +257,6 @@ static void __init pSeries_setup_arch(void)
         /* init to some ~sane value until calibrate_delay() runs */
         loops_per_jiffy = 50000000;
 
-        if (ROOT_DEV == 0) {
-                printk("No ramdisk, default root is /dev/sda2\n");
-                ROOT_DEV = Root_SDA2;
-        }
-
         fwnmi_init();
 
         /* Find and initialize PCI host bridges */